536 WHUS71 KBOX 171157 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 757 AM EDT Mon Mar 17 2025 ANZ231-171500- /O.CAN.KBOX.GL.W.0016.000000T0000Z-250317T1500Z/ /O.NEW.KBOX.GL.W.0017.250317T1200Z-250317T1500Z/ Cape Cod Bay- 757 AM EDT Mon Mar 17 2025 ...GALE WARNING IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...South winds 20 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Strong winds will cause hazardous seas 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 hazardous conditions. && $$ ANZ235-237-180100- /O.CAN.KBOX.GL.W.0016.000000T0000Z-250317T1200Z/ /O.EXB.KBOX.SC.Y.0037.250317T1200Z-250319T0000Z/ Rhode Island Sound-Block Island Sound- 757 AM EDT Mon Mar 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT TUESDAY... ...GALE WARNING IS CANCELLED... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...Until 8 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-171500- /O.CAN.KBOX.GL.W.0016.000000T0000Z-250317T1200Z/ /O.EXB.KBOX.SC.Y.0037.250317T1200Z-250317T1500Z/ Narragansett Bay- 757 AM EDT Mon Mar 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...GALE WARNING IS CANCELLED... * WHAT...South winds 15 to 20 kt with gusts up to 30 kt and waves 4 to 6 feet expected. * WHERE...Narragansett Bay. * 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. && $$ ANZ251-171700- /O.CAN.KBOX.GL.W.0016.000000T0000Z-250317T1200Z/ /O.EXB.KBOX.SC.Y.0037.250317T1200Z-250317T1700Z/ Massachusetts Bay and Ipswich Bay- 757 AM EDT Mon Mar 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON... ...GALE WARNING IS CANCELLED... * WHAT...South winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 1 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-180100- /O.CAN.KBOX.GL.W.0016.000000T0000Z-250317T1200Z/ /O.EXB.KBOX.SC.Y.0037.250317T1200Z-250319T0000Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 757 AM EDT Mon Mar 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT TUESDAY... ...GALE WARNING IS CANCELLED... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...Until 8 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-171300- /O.EXP.KBOX.SC.Y.0037.000000T0000Z-250317T1200Z/ Boston Harbor- 757 AM EDT Mon Mar 17 2025 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 8 AM EDT THIS MORNING... $$ ANZ256-171700- /O.CON.KBOX.GL.W.0016.000000T0000Z-250317T1700Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 757 AM EDT Mon Mar 17 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON... * WHAT...South winds 20 to 30 kt with gusts up to 35 kt and seas 9 to 11 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 1 PM EDT this afternoon. * IMPACTS...Strong winds will cause hazardous seas 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 hazardous conditions. && $$ ANZ254-255-171700- /O.CON.KBOX.GL.W.0016.000000T0000Z-250317T1700Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 757 AM EDT Mon Mar 17 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON... * WHAT...South winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 10 feet. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm and Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...Until 1 PM EDT this afternoon. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ ANZ233-234-171500- /O.CON.KBOX.GL.W.0016.000000T0000Z-250317T1500Z/ Vineyard Sound-Buzzards Bay- 757 AM EDT Mon Mar 17 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...South winds 20 to 30 kt and seas 4 to 6 feet. * WHERE...Vineyard Sound and Buzzards Bay. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Strong winds will cause hazardous seas 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 hazardous conditions. && $$ ANZ232-171500- /O.CON.KBOX.GL.W.0016.000000T0000Z-250317T1500Z/ Nantucket Sound- 757 AM EDT Mon Mar 17 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...South winds 25 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet. * WHERE...Nantucket Sound. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$