Marine Weather Message
Issued by NWS Boston, MA
Issued by NWS Boston, MA
164 WHUS71 KBOX 150600 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 200 AM EDT Wed Oct 15 2025 ANZ231-151900- /O.EXP.KBOX.SC.Y.0100.000000T0000Z-251015T0600Z/ /O.CON.KBOX.GL.A.0017.251016T1200Z-251017T1200Z/ Cape Cod Bay- 200 AM EDT Wed Oct 15 2025 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... ...SMALL CRAFT ADVISORY HAS EXPIRED... * WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet possible. * WHERE...Cape Cod Bay. * WHEN...From Thursday morning through Friday morning. * IMPACTS...Strong winds can cause hazardous seas 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 seas. && $$ ANZ232-151900- /O.EXP.KBOX.SC.Y.0100.000000T0000Z-251015T0600Z/ /O.CON.KBOX.GL.A.0017.251016T1200Z-251017T1200Z/ Nantucket Sound- 200 AM EDT Wed Oct 15 2025 ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... ...SMALL CRAFT ADVISORY HAS EXPIRED... * WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 4 to 6 feet possible. * WHERE...Nantucket Sound. * WHEN...From Thursday morning through Friday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ233-234-150700- /O.EXP.KBOX.SC.Y.0100.000000T0000Z-251015T0600Z/ Vineyard Sound-Buzzards Bay- 200 AM EDT Wed Oct 15 2025 ...SMALL CRAFT ADVISORY HAS EXPIRED... $$ ANZ235-237-151900- /O.EXT.KBOX.SC.Y.0100.000000T0000Z-251016T1200Z/ Rhode Island Sound-Block Island Sound- 200 AM EDT Wed Oct 15 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT THURSDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...Until 8 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ256-151900- /O.EXT.KBOX.SC.Y.0100.000000T0000Z-251016T1200Z/ Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 200 AM EDT Wed Oct 15 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT THURSDAY... * WHAT...North winds 15 to 25 kt and seas 5 to 8 feet. * WHERE...Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 8 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-151900- /O.CON.KBOX.SC.Y.0100.000000T0000Z-251016T0000Z/ /O.CON.KBOX.GL.A.0017.251016T1200Z-251017T1200Z/ Massachusetts Bay and Ipswich Bay- 200 AM EDT Wed Oct 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... * WHAT...For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet. For the Gale Watch, north winds 20 to 30 kt and seas 4 to 6 feet possible. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...For the Small Craft Advisory, until 8 PM EDT this evening. For the Gale Watch, from Thursday morning through Friday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ ANZ250-254-151900- /O.CON.KBOX.SC.Y.0100.000000T0000Z-251016T0000Z/ /O.CON.KBOX.GL.A.0017.251016T1200Z-251017T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 200 AM EDT Wed Oct 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... * WHAT...For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. For the Gale Watch, north winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 9 feet possible. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...For the Small Craft Advisory, until 8 PM EDT this evening. For the Gale Watch, from Thursday morning through Friday morning. * IMPACTS...Strong winds can cause hazardous seas 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 seas. && $$ ANZ255-151900- /O.CON.KBOX.SC.Y.0100.000000T0000Z-251016T0000Z/ /O.CON.KBOX.GL.A.0017.251016T1200Z-251017T1200Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 200 AM EDT Wed Oct 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING... * WHAT...For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. For the Gale Watch, north winds 25 to 35 kt and seas 6 to 9 feet possible. * WHERE...Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. * WHEN...For the Small Craft Advisory, until 8 PM EDT this evening. For the Gale Watch, from Thursday morning through Friday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$