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2025 [KMQT] MARQUETTE Freezing Spray (UP) Warning (W) Number 16
Listing of Counties/Parishes/Zones Included in Product
RADAR Composite at Issuance Time
Storm Based Warning History
706 WHUS73 KMQT 210811 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 411 AM EDT Fri Mar 21 2025 LSZ241-242-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T0000Z/ /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 411 AM EDT Fri Mar 21 2025 /311 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, west winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 8 PM EDT /7 PM CDT/ this evening. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T0000Z/ /O.NEW.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 8 PM EDT this evening. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-248-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT this morning. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-211615- /O.CON.KMQT.SC.Y.0061.250321T0900Z-250321T1800Z/ /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 1 to 4 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-211615- /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 411 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-211615- /O.NEW.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 411 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-211615- /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 411 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LMZ221-248-250-211615- /O.CON.KMQT.SC.Y.0061.250321T1200Z-250322T0000Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Southwest winds 15 to 25 kt with gusts up to 35 kt and waves 3 to 6 ft expected. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...From 8 AM this morning to 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T0000Z/ Saxon Harbor WI to Black River MI- 411 AM EDT Fri Mar 21 2025 /311 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... * WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-211500- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 3 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
196 WHUS73 KMQT 210923 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 523 AM EDT Fri Mar 21 2025 LSZ245-248-211730- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.NEW.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-211730- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1800Z/ /O.NEW.KMQT.SC.Y.0062.250321T2200Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 1 to 4 ft occurring. For the second Small Craft Advisory, north winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the first Small Craft Advisory, until 2 PM EDT this afternoon. For the second Small Craft Advisory, from 6 PM this evening to 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ241-242-211730- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 523 AM EDT Fri Mar 21 2025 /423 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-211730- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 20 to 30 kt with gusts up to 35 kt and waves 6 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-211730- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 523 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-211730- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 523 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-211730- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 523 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-211730- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.NEW.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 3 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-211730- /O.EXT.KMQT.SC.Y.0061.250321T1200Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 35 kt and waves 4 to 7 ft expected. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-211730- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Saxon Harbor WI to Black River MI- 523 AM EDT Fri Mar 21 2025 /423 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and waves 4 to 7 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
454 WHUS73 KMQT 211339 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 939 AM EDT Fri Mar 21 2025 LSZ245-248-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 15 kt with gusts up to 30 kt and waves 1 to 3 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1800Z/ /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 1 to 4 ft occurring. For the second Small Craft Advisory, north winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the first Small Craft Advisory, until 2 PM EDT this afternoon. For the second Small Craft Advisory, from 6 PM this evening to 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ241-242-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 939 AM EDT Fri Mar 21 2025 /839 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 20 to 30 kt with a few gusts up to 35 kt and waves 6 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-212145- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 939 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-212145- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 939 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-212145- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 939 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 15 kt with gusts up to 20 kt and waves 1 to 2 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-LSZ240-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- Saxon Harbor WI to Black River MI- 939 AM EDT Fri Mar 21 2025 /839 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...Northwest winds 15 to 25 kt with a few gusts up to 35 kt and waves 3 to 6 ft occurring. * WHERE...In Lake Michigan, Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. In Lake Superior, Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
355 WHUS73 KMQT 212018 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 418 PM EDT Fri Mar 21 2025 LSZ241-242-220430- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 418 PM EDT Fri Mar 21 2025 /318 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-220430- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 20 to 30 kt and waves 7 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-248-220430- /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-220430- /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 20 to 30 kt and waves 8 to 13 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-220430- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 418 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-220430- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 418 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-220430- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 418 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-220430- /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-LSZ240-220430- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- Saxon Harbor WI to Black River MI- 418 PM EDT Fri Mar 21 2025 /318 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. * WHERE...In Lake Michigan, Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. In Lake Superior, Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
247 WHUS73 KMQT 220134 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 934 PM EDT Fri Mar 21 2025 LSZ241-242-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 934 PM EDT Fri Mar 21 2025 /834 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, until 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-248-220945- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-220945- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-220945- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 934 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...Until 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-220945- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 934 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-220945- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 934 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LMZ221-248-250-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Saxon Harbor WI to Black River MI- 934 PM EDT Fri Mar 21 2025 /834 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves 4 to 7 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-220945- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
800 WHUS73 KMQT 220316 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1116 PM EDT Fri Mar 21 2025 LSZ243-221130- /O.UPG.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.NEW.KMQT.SC.Y.0063.250322T0700Z-250322T1500Z/ Upper Entrance of Portage Canal to Eagle River MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 11 AM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 6 to 9 ft expected. * WHERE...Upper Entrance of Portage Canal to Eagle River MI. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. For the Small Craft Advisory, from 3 AM to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ244-221130- /O.UPG.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.NEW.KMQT.SC.Y.0063.250322T0700Z-250322T1800Z/ Eagle River to Manitou Island MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 2 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds around 25 kt with gusts up to 35 kt and waves 8 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft expected. * WHERE...Eagle River to Manitou Island MI. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. For the Small Craft Advisory, from 3 AM to 2 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ245-221130- /O.UPG.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.SC.Y.0063.250322T0700Z-250322T1800Z/ Manitou Island to Point Isabelle MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 2 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 4 to 7 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 4 to 7 ft expected. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. For the Small Craft Advisory, from 3 AM to 2 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ248-221130- /O.UPG.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.SC.Y.0063.250322T0900Z-250322T2100Z/ Huron Islands to Marquette MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO 5 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft expected. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Gale Warning, until 5 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. For the Small Craft Advisory, from 5 AM to 5 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ249-250-221130- /O.UPG.KMQT.SC.Y.0062.000000T0000Z-250322T2300Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.SC.Y.0063.250322T0900Z-250322T2300Z/ Marquette to Munising MI-Munising to Grand Marais MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO 7 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 7 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 12 ft expected. * WHERE...Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Gale Warning, until 5 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. For the Small Craft Advisory, from 5 AM to 7 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ264-221130- /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 25 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ265-266-221130- /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Gale Warning, north winds around 25 kt with gusts up to 35 kt and waves 8 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...For the Gale Warning, until 5 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ241-242-221130- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 1116 PM EDT Fri Mar 21 2025 /1016 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 10 AM EDT /9 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, until 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-221130- /O.EXT.KMQT.SC.Y.0062.000000T0000Z-250322T2200Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ Grand Marais to Whitefish Point MI- 1116 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 6 PM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-221130- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 1116 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...Until 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-221130- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 1116 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ240-221130- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Saxon Harbor WI to Black River MI- 1116 PM EDT Fri Mar 21 2025 /1016 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 4 to 7 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 10 AM EDT /9 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-221100- /O.EXT.KMQT.SC.Y.0062.000000T0000Z-250322T1100Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1116 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EDT SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 7 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-221130- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1116 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ GS
018 WHUS73 KMQT 220852 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 452 AM EDT Sat Mar 22 2025 LSZ248-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.250322T0900Z-250322T2100Z/ Huron Islands to Marquette MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft expected. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 5 PM EDT this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249-250-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.250322T0900Z-250322T2300Z/ Marquette to Munising MI-Munising to Grand Marais MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft expected. * WHERE...Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 7 PM EDT this evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ265-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ266-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 12 ft possible. * WHERE...Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ244-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Eagle River to Manitou Island MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 6 to 9 ft possible. * WHERE...Eagle River to Manitou Island MI. * WHEN...For the Heavy Freezing Spray Warning, until 9 AM EDT this morning. For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ245-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Manitou Island to Point Isabelle MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 11 ft possible. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ251-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T2200Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Grand Marais to Whitefish Point MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Gale Watch, southeast winds 20 to 25 kt with gusts up to 35 kt and waves 2 to 5 ft possible. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 6 PM EDT this evening. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ241-242-221400- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 452 AM EDT Sat Mar 22 2025 /352 AM CDT Sat Mar 22 2025/ ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM CDT/ THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Heavy Freezing Spray Warning, until 8 AM EDT /7 AM CDT/ this morning. For the Small Craft Advisory, until 10 AM EDT /9 AM CDT/ this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-221500- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1500Z/ Upper Entrance of Portage Canal to Eagle River MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 5 to 8 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI. * WHEN...For the Heavy Freezing Spray Warning, until 9 AM EDT this morning. For the Small Craft Advisory, until 11 AM EDT this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft possible. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...For the Heavy Freezing Spray Warning, until 9 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ267-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ263-221200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LMZ221-248-250-221500- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 452 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and waves up to 3 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-221400- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Saxon Harbor WI to Black River MI- 452 AM EDT Sat Mar 22 2025 /352 AM CDT Sat Mar 22 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ THIS MORNING... * WHAT...North winds 10 to 15 kt with gusts up to 20 kt and waves 3 to 5 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 10 AM EDT /9 AM CDT/ this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-221100- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T1100Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 452 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT THIS MORNING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 7 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
364 WHUS73 KMQT 221354 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 954 AM EDT Sat Mar 22 2025 LSZ240>242-221500- /O.EXP.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Saxon Harbor WI to Black River MI-Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 954 AM EDT Sat Mar 22 2025 /854 AM CDT Sat Mar 22 2025/ ...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 AM EDT /9 AM CDT/ THIS MORNING... The small craft advisory will be allowed to expire. $$ LSZ245-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Manitou Island to Point Isabelle MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 11 ft possible. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ251-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T2200Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Grand Marais to Whitefish Point MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. For the Gale Watch, southeast winds 20 to 25 kt with gusts up to 35 kt and waves 2 to 5 ft possible. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 6 PM EDT this evening. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ248-222100- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T2100Z/ Huron Islands to Marquette MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 5 PM EDT this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249-250-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T2300Z/ Marquette to Munising MI-Munising to Grand Marais MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 7 PM EDT this evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ265-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ266-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 12 ft possible. * WHERE...Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ267-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ244-222200- /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Eagle River to Manitou Island MI- 954 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 20 kt and waves 2 to 5 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 6 to 9 ft possible. * WHERE...Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LMZ221-248-250-221500- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 954 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Northwest winds around 15 kt with gusts up to 20 kt and waves 1 to 2 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-221500- /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1500Z/ Upper Entrance of Portage Canal to Eagle River MI- 954 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...North winds around 10 kt with gusts up to 15 kt and waves 2 to 4 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-222200- /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 954 AM EDT Sat Mar 22 2025 ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...Southeast winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft possible. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From Sunday afternoon through Sunday evening. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$
Permalink to 202503210811-KMQT-WHUS73-MWWMQT
706 WHUS73 KMQT 210811 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 411 AM EDT Fri Mar 21 2025 LSZ241-242-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T0000Z/ /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 411 AM EDT Fri Mar 21 2025 /311 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, west winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 8 PM EDT /7 PM CDT/ this evening. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T0000Z/ /O.NEW.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 8 PM EDT this evening. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-248-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT this morning. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-211615- /O.CON.KMQT.SC.Y.0061.250321T0900Z-250321T1800Z/ /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 1 to 4 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-211615- /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 411 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-211615- /O.NEW.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 411 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-211615- /O.NEW.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 411 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LMZ221-248-250-211615- /O.CON.KMQT.SC.Y.0061.250321T1200Z-250322T0000Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Southwest winds 15 to 25 kt with gusts up to 35 kt and waves 3 to 6 ft expected. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...From 8 AM this morning to 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-211615- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T0000Z/ Saxon Harbor WI to Black River MI- 411 AM EDT Fri Mar 21 2025 /311 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... * WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-211500- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 411 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 3 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Permalink to 202503210923-KMQT-WHUS73-MWWMQT
196 WHUS73 KMQT 210923 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 523 AM EDT Fri Mar 21 2025 LSZ245-248-211730- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.NEW.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-211730- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1800Z/ /O.NEW.KMQT.SC.Y.0062.250321T2200Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 1 to 4 ft occurring. For the second Small Craft Advisory, north winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the first Small Craft Advisory, until 2 PM EDT this afternoon. For the second Small Craft Advisory, from 6 PM this evening to 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ241-242-211730- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 523 AM EDT Fri Mar 21 2025 /423 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-211730- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 20 to 30 kt with gusts up to 35 kt and waves 6 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-211730- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 523 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-211730- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 523 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-211730- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 523 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-211730- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.NEW.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 3 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-211730- /O.EXT.KMQT.SC.Y.0061.250321T1200Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 523 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 35 kt and waves 4 to 7 ft expected. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-211730- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Saxon Harbor WI to Black River MI- 523 AM EDT Fri Mar 21 2025 /423 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and waves 4 to 7 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Permalink to 202503211339-KMQT-WHUS73-MWWMQT
454 WHUS73 KMQT 211339 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 939 AM EDT Fri Mar 21 2025 LSZ245-248-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 15 kt with gusts up to 30 kt and waves 1 to 3 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1800Z/ /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 1 to 4 ft occurring. For the second Small Craft Advisory, north winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the first Small Craft Advisory, until 2 PM EDT this afternoon. For the second Small Craft Advisory, from 6 PM this evening to 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ241-242-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 939 AM EDT Fri Mar 21 2025 /839 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, northwest winds 20 to 30 kt with a few gusts up to 35 kt and waves 6 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-212145- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 939 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-212145- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 939 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-212145- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 939 AM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250321T1500Z/ /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 939 AM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 2 PM EDT SATURDAY... * WHAT...For the first Small Craft Advisory, southwest winds 10 to 15 kt with gusts up to 20 kt and waves 1 to 2 ft occurring. For the second Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...For the first Small Craft Advisory, until 11 AM EDT this morning. For the second Small Craft Advisory, from 6 PM this evening to 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-LSZ240-212145- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- Saxon Harbor WI to Black River MI- 939 AM EDT Fri Mar 21 2025 /839 AM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...Northwest winds 15 to 25 kt with a few gusts up to 35 kt and waves 3 to 6 ft occurring. * WHERE...In Lake Michigan, Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. In Lake Superior, Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Permalink to 202503212018-KMQT-WHUS73-MWWMQT
355 WHUS73 KMQT 212018 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 418 PM EDT Fri Mar 21 2025 LSZ241-242-220430- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 418 PM EDT Fri Mar 21 2025 /318 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, from 11 PM EDT /10 PM CDT/ this evening to 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-220430- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 20 to 30 kt and waves 7 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, from 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-248-220430- /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-220430- /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 20 to 30 kt and waves 8 to 13 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, from 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-220430- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 418 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...From 11 PM this evening to 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-220430- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 418 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From 10 PM this evening to 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-220430- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 418 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...From 11 PM this evening to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ246-247-220430- /O.CON.KMQT.SC.Y.0062.250321T2200Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 418 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-LSZ240-220430- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- Saxon Harbor WI to Black River MI- 418 PM EDT Fri Mar 21 2025 /318 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. * WHERE...In Lake Michigan, Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. In Lake Superior, Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Permalink to 202503220134-KMQT-WHUS73-MWWMQT
247 WHUS73 KMQT 220134 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 934 PM EDT Fri Mar 21 2025 LSZ241-242-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 934 PM EDT Fri Mar 21 2025 /834 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT /10 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, until 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-244-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 11 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ245-248-220945- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Manitou Island to Point Isabelle MI-Huron Islands to Marquette MI- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Manitou Island to Point Isabelle MI and Huron Islands to Marquette MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249>251-220945- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T2300Z/ /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI, Munising to Grand Marais MI and Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 7 PM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-220945- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 934 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...Until 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ264-220945- /O.CON.KMQT.UP.W.0016.250322T0200Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 934 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ265>267-220945- /O.CON.KMQT.UP.W.0016.250322T0300Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 934 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LMZ221-248-250-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-220945- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Saxon Harbor WI to Black River MI- 934 PM EDT Fri Mar 21 2025 /834 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ SATURDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves 4 to 7 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 11 AM EDT /10 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-220945- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 934 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 2 PM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Permalink to 202503220316-KMQT-WHUS73-MWWMQT
800 WHUS73 KMQT 220316 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1116 PM EDT Fri Mar 21 2025 LSZ243-221130- /O.UPG.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.NEW.KMQT.SC.Y.0063.250322T0700Z-250322T1500Z/ Upper Entrance of Portage Canal to Eagle River MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 11 AM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 6 to 9 ft expected. * WHERE...Upper Entrance of Portage Canal to Eagle River MI. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. For the Small Craft Advisory, from 3 AM to 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ244-221130- /O.UPG.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.NEW.KMQT.SC.Y.0063.250322T0700Z-250322T1800Z/ Eagle River to Manitou Island MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 2 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds around 25 kt with gusts up to 35 kt and waves 8 to 11 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft expected. * WHERE...Eagle River to Manitou Island MI. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. For the Small Craft Advisory, from 3 AM to 2 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ245-221130- /O.UPG.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.SC.Y.0063.250322T0700Z-250322T1800Z/ Manitou Island to Point Isabelle MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 2 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 4 to 7 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 4 to 7 ft expected. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. For the Small Craft Advisory, from 3 AM to 2 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ248-221130- /O.UPG.KMQT.SC.Y.0062.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.SC.Y.0063.250322T0900Z-250322T2100Z/ Huron Islands to Marquette MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO 5 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft expected. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Gale Warning, until 5 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. For the Small Craft Advisory, from 5 AM to 5 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ249-250-221130- /O.UPG.KMQT.SC.Y.0062.000000T0000Z-250322T2300Z/ /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.SC.Y.0063.250322T0900Z-250322T2300Z/ Marquette to Munising MI-Munising to Grand Marais MI- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO 7 PM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts up to 35 kt and waves 7 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 12 ft expected. * WHERE...Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Gale Warning, until 5 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. For the Small Craft Advisory, from 5 AM to 7 PM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ264-221130- /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0700Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 3 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT SATURDAY... * WHAT...For the Gale Warning, north winds 25 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...For the Gale Warning, until 3 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 9 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ265-266-221130- /O.NEW.KMQT.GL.W.0023.250322T0316Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 1116 PM EDT Fri Mar 21 2025 ...GALE WARNING IN EFFECT UNTIL 5 AM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Gale Warning, north winds around 25 kt with gusts up to 35 kt and waves 8 to 12 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore and Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...For the Gale Warning, until 5 AM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ241-242-221130- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 1116 PM EDT Fri Mar 21 2025 /1016 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM CDT/ SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Small Craft Advisory, until 10 AM EDT /9 AM CDT/ Saturday. For the Heavy Freezing Spray Warning, until 8 AM EDT /7 AM CDT/ Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-221130- /O.EXT.KMQT.SC.Y.0062.000000T0000Z-250322T2200Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ Grand Marais to Whitefish Point MI- 1116 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT SATURDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Small Craft Advisory, until 6 PM EDT Saturday. For the Heavy Freezing Spray Warning, until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ263-221130- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 1116 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...Until 8 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ267-221130- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 1116 PM EDT Fri Mar 21 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LSZ240-221130- /O.EXT.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Saxon Harbor WI to Black River MI- 1116 PM EDT Fri Mar 21 2025 /1016 PM CDT Fri Mar 21 2025/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 4 to 7 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 10 AM EDT /9 AM CDT/ Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-221100- /O.EXT.KMQT.SC.Y.0062.000000T0000Z-250322T1100Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1116 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EDT SATURDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 7 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ221-248-250-221130- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1116 PM EDT Fri Mar 21 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT SATURDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ GS
Permalink to 202503220852-KMQT-WHUS73-MWWMQT
018 WHUS73 KMQT 220852 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 452 AM EDT Sat Mar 22 2025 LSZ248-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.250322T0900Z-250322T2100Z/ Huron Islands to Marquette MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft expected. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 5 PM EDT this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249-250-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.250322T0900Z-250322T2300Z/ Marquette to Munising MI-Munising to Grand Marais MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 11 ft expected. * WHERE...Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 7 PM EDT this evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ265-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ266-221700- /O.EXP.KMQT.GL.W.0023.000000T0000Z-250322T0900Z/ /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 12 ft possible. * WHERE...Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ244-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Eagle River to Manitou Island MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 6 to 9 ft possible. * WHERE...Eagle River to Manitou Island MI. * WHEN...For the Heavy Freezing Spray Warning, until 9 AM EDT this morning. For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ245-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Manitou Island to Point Isabelle MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 11 ft possible. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ251-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T2200Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Grand Marais to Whitefish Point MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and waves 6 to 9 ft occurring. For the Gale Watch, southeast winds 20 to 25 kt with gusts up to 35 kt and waves 2 to 5 ft possible. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 6 PM EDT this evening. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ241-242-221400- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 452 AM EDT Sat Mar 22 2025 /352 AM CDT Sat Mar 22 2025/ ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT /7 AM CDT/ THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...For the Heavy Freezing Spray Warning, until 8 AM EDT /7 AM CDT/ this morning. For the Small Craft Advisory, until 10 AM EDT /9 AM CDT/ this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-221500- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1500Z/ Upper Entrance of Portage Canal to Eagle River MI- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and waves 5 to 8 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI. * WHEN...For the Heavy Freezing Spray Warning, until 9 AM EDT this morning. For the Small Craft Advisory, until 11 AM EDT this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1300Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft possible. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...For the Heavy Freezing Spray Warning, until 9 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ267-221700- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.NEW.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ263-221200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1200Z/ Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 452 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. && $$ LMZ221-248-250-221500- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 452 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...North winds 15 to 20 kt with gusts up to 30 kt and waves up to 3 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ240-221400- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Saxon Harbor WI to Black River MI- 452 AM EDT Sat Mar 22 2025 /352 AM CDT Sat Mar 22 2025/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT /9 AM CDT/ THIS MORNING... * WHAT...North winds 10 to 15 kt with gusts up to 20 kt and waves 3 to 5 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 10 AM EDT /9 AM CDT/ this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-221100- /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T1100Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 452 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT THIS MORNING... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft occurring. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 7 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Permalink to 202503221354-KMQT-WHUS73-MWWMQT
364 WHUS73 KMQT 221354 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 954 AM EDT Sat Mar 22 2025 LSZ240>242-221500- /O.EXP.KMQT.SC.Y.0061.000000T0000Z-250322T1400Z/ Saxon Harbor WI to Black River MI-Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 954 AM EDT Sat Mar 22 2025 /854 AM CDT Sat Mar 22 2025/ ...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 AM EDT /9 AM CDT/ THIS MORNING... The small craft advisory will be allowed to expire. $$ LSZ245-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Manitou Island to Point Isabelle MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 4 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 11 ft possible. * WHERE...Manitou Island to Point Isabelle MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ251-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0062.000000T0000Z-250322T2200Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Grand Marais to Whitefish Point MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. For the Gale Watch, southeast winds 20 to 25 kt with gusts up to 35 kt and waves 2 to 5 ft possible. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 6 PM EDT this evening. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ248-222100- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T2100Z/ Huron Islands to Marquette MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 5 PM EDT this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249-250-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T2300Z/ Marquette to Munising MI-Munising to Grand Marais MI- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9 ft occurring. * WHERE...Marquette to Munising MI and Munising to Grand Marais MI. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Small Craft Advisory, until 7 PM EDT this evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ265-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ266-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 12 ft possible. * WHERE...Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ267-222200- /O.CON.KMQT.UP.W.0016.000000T0000Z-250322T1500Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0600Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 954 AM EDT Sat Mar 22 2025 ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... * WHAT...For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 7 to 10 ft possible. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...For the Heavy Freezing Spray Warning, until 11 AM EDT this morning. For the Gale Watch, from Sunday afternoon through late Sunday night. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LSZ244-222200- /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1800Z/ /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0000Z/ Eagle River to Manitou Island MI- 954 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...For the Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 20 kt and waves 2 to 5 ft occurring. For the Gale Watch, southeast winds 20 to 30 kt with gusts up to 35 kt and waves 6 to 9 ft possible. * WHERE...Eagle River to Manitou Island MI. * WHEN...For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LMZ221-248-250-221500- /O.CON.KMQT.SC.Y.0061.000000T0000Z-250322T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage-Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 954 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Northwest winds around 15 kt with gusts up to 20 kt and waves 1 to 2 ft occurring. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage, Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-221500- /O.CON.KMQT.SC.Y.0063.000000T0000Z-250322T1500Z/ Upper Entrance of Portage Canal to Eagle River MI- 954 AM EDT Sat Mar 22 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...North winds around 10 kt with gusts up to 15 kt and waves 2 to 4 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ264-222200- /O.CON.KMQT.GL.A.0012.250323T1800Z-250324T0300Z/ Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 954 AM EDT Sat Mar 22 2025 ...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... * WHAT...Southeast winds 20 to 30 kt with gusts up to 35 kt and waves 8 to 13 ft possible. * WHERE...Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...From Sunday afternoon through Sunday evening. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$
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