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141 WHUS73 KMKX 200824 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 324 AM CDT Thu Mar 20 2025 LMZ366-565-567-669-671-673-868-870-872-874-201630- /O.CON.KMKX.SR.W.0002.000000T0000Z-250320T1400Z/ /O.CON.KMKX.GL.W.0012.250320T1400Z-250320T2100Z/ Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- 324 AM CDT Thu Mar 20 2025 ...STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... ...GALE WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 4 PM CDT THIS AFTERNOON... * WHAT...For the Storm Warning, north winds 30 to 35 kt with gusts up to 50 kt and waves 12 to 17 ft. For the Gale Warning, north winds 25 to 35 kt with gusts up to 45 kt and waves 11 to 16 ft expected. * WHERE...Central Third of the Open Waters of Lake Michigan, Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake, and Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake. * WHEN...For the Storm Warning, until 9 AM CDT this morning. For the Gale Warning, from 9 AM this morning to 4 PM CDT this afternoon. * IMPACTS...Very strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ LMZ675-777-876-878-201630- /O.CON.KMKX.SR.W.0002.000000T0000Z-250320T1400Z/ /O.CON.KMKX.GL.W.0013.250320T1400Z-250320T2100Z/ Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 324 AM CDT Thu Mar 20 2025 ...STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... ...GALE WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 4 PM CDT THIS AFTERNOON... * WHAT...For the Storm Warning, north winds 30 to 35 kt with gusts up to 50 kt and waves 14 to 19 ft. For the Gale Warning, northwest winds 25 to 35 kt with gusts up to 45 kt and waves 14 to 19 ft expected. * WHERE...Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake, Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake and Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake. * WHEN...For the Storm Warning, until 9 AM CDT this morning. For the Gale Warning, from 9 AM this morning to 4 PM CDT this afternoon. * IMPACTS...Very strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should remain in port, alter course, and/or secure the vessel for severe conditions. && $$ LMZ261-362-364-563-201630- /O.CON.KMKX.GL.W.0011.000000T0000Z-250320T1800Z/ Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake- Lake Michigan South of a line from Seul Choix Point to the Mackinac Bridge and North of a line from Charlevoix MI to South Fox Island 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- 324 AM CDT Thu Mar 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * WHAT...North winds 20 to 30 kt with gusts up to 45 kt and waves 7 to 10 ft. * WHERE...Northern Third of the Open Waters of Lake Michigan. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-779-201630- /O.CON.KMKX.GL.W.0011.000000T0000Z-250320T2100Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- 324 AM CDT Thu Mar 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... * WHAT...Northwest winds 20 to 30 kt with gusts up to 45 kt and waves 13 to 18 ft. * WHERE...Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake. and Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake. * WHEN...Until 4 PM CDT this afternoon. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ644>646-201500- /O.CON.KMKX.GL.W.0011.000000T0000Z-250320T1500Z/ Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 324 AM CDT Thu Mar 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...North winds 25 to 30 kt with gusts up to 45 kt and waves 7 to 12 ft. * WHERE...Nearshore Waters from Port Washington to Winthrop Harbor IL. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643-201500- /O.CON.KMKX.GL.W.0011.000000T0000Z-250320T1500Z/ Sheboygan to Port Washington WI- 324 AM CDT Thu Mar 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...North winds 25 to 30 kt with gusts up to 45 kt and waves 7 to 10 ft. * WHERE...Nearshore Waters from Sheboygan to Port Washington. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$