Alert archive / Massachusetts / Gale Warnings in 2025
Gale Warning 21, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this gale warning at Apr 15, 2025, 2:58 PM EDT. It took effect at Apr 15, 2025, 6:00 PM EDT. It was in force for 21 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 15, 2025, 2:58 PM EDT (18:58 UTC)
- In effect from
- Apr 15, 2025, 6:00 PM EDT
- Expired
- Apr 16, 2025, 2:35 PM EDT
- In force
- 21 hr
- Issued by
- NWS Boston/Norton, MA
The text
As transmitted.
995 WHUS71 KBOX 151858 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 258 PM EDT Tue Apr 15 2025 ANZ255-256-160800- /O.EXT.KBOX.SC.Y.0052.250415T2000Z-250415T2200Z/ /O.NEW.KBOX.GL.W.0021.250415T2200Z-250417T0000Z/ /O.NEW.KBOX.SC.Y.0053.250417T0000Z-250417T1100Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...GALE WARNING IN EFFECT FROM 6 PM THIS EVENING TO 8 PM EDT WEDNESDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM WEDNESDAY TO 7 AM EDT THURSDAY... * WHAT...For the first Small Craft Advisory, southwest winds 15 to 20 kt with gusts up to 25 kt and seas 2 to 4 feet expected. For the Gale Warning, west winds 15 to 25 kt with gusts up to 35 kt and seas 6 to 9 feet expected. For the second Small Craft Advisory, west winds 15 to 20 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...For the first Small Craft Advisory, until 6 PM EDT this evening. For the Gale Warning, from 6 PM this evening to 8 PM EDT Wednesday. For the second Small Craft Advisory, from 8 PM Wednesday to 7 AM EDT Thursday. * 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. && $$ ANZ254-160800- /O.CON.KBOX.SC.Y.0052.250415T2300Z-250417T1100Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EDT THURSDAY... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...From 7 PM this evening to 7 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-160800- /O.CON.KBOX.SC.Y.0052.250416T0300Z-250417T1100Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EDT THURSDAY... * WHAT...West winds 15 to 20 kt with a few gusts up to 35 kt and seas 3 to 5 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...From 11 PM this evening to 7 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. && $$ ANZ251-160800- /O.CON.KBOX.SC.Y.0052.250416T0300Z-250416T2000Z/ Massachusetts Bay and Ipswich Bay- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 4 PM EDT WEDNESDAY... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 2 to 3 feet expected. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...From 11 PM this evening to 4 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-160800- /O.CON.KBOX.SC.Y.0052.250416T0300Z-250417T1100Z/ Rhode Island Sound-Block Island Sound- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EDT THURSDAY... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 6 feet expected. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...From 11 PM this evening to 7 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. && $$ ANZ231>234-160800- /O.CON.KBOX.SC.Y.0052.250416T0300Z-250416T2300Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 PM EDT WEDNESDAY... * WHAT...West winds 10 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 11 PM this evening to 7 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-160800- /O.CON.KBOX.SC.Y.0052.250416T0300Z-250416T2000Z/ Boston Harbor- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 4 PM EDT WEDNESDAY... * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and waves around 2 feet expected. * WHERE...Boston Harbor. * WHEN...From 11 PM this evening to 4 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-160800- /O.CON.KBOX.SC.Y.0052.250416T0600Z-250416T2000Z/ Narragansett Bay- 258 PM EDT Tue Apr 15 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM TO 4 PM EDT WEDNESDAY... * WHAT...West winds 10 to 15 kt with gusts up to 25 kt and waves 3 to 5 feet expected. * WHERE...Narragansett Bay. * WHEN...From 2 AM to 4 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
2 follow-up statements
006 WHUS71 KBOX 160740 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 340 AM EDT Wed Apr 16 2025 ANZ255-256-162045- /O.CON.KBOX.GL.W.0021.000000T0000Z-250417T0000Z/ /O.CAN.KBOX.SC.Y.0053.250417T0000Z-250417T1100Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 340 AM EDT Wed Apr 16 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...West winds 20 to 25 kt with gusts up to 35 kt and seas 6 to 9 feet. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 8 PM EDT this evening. * 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. && $$ ANZ254-162045- /O.EXT.KBOX.SC.Y.0052.000000T0000Z-250417T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 340 AM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THURSDAY... * WHAT...West winds 10 to 20 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 4 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-162045- /O.EXT.KBOX.SC.Y.0052.000000T0000Z-250417T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 340 AM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT THURSDAY... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...Until 10 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. && $$ ANZ251-162045- /O.EXT.KBOX.SC.Y.0052.000000T0000Z-250417T0200Z/ Massachusetts Bay and Ipswich Bay- 340 AM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 2 to 3 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 10 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231>234-162045- /O.EXT.KBOX.SC.Y.0052.000000T0000Z-250417T0200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- 340 AM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 10 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. && $$ ANZ230-162045- /O.EXT.KBOX.SC.Y.0052.000000T0000Z-250417T0200Z/ Boston Harbor- 340 AM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-162045- /O.EXT.KBOX.SC.Y.0052.000000T0000Z-250416T2300Z/ Narragansett Bay- 340 AM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves 2 to 4 feet. * WHERE...Narragansett Bay. * WHEN...Until 7 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. && $$ ANZ235-237-162045- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250417T1100Z/ Rhode Island Sound-Block Island Sound- 340 AM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT THURSDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...Until 7 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
721 WHUS71 KBOX 161835 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 235 PM EDT Wed Apr 16 2025 ANZ255-256-170830- /O.CAN.KBOX.GL.W.0021.000000T0000Z-250417T0000Z/ /O.NEW.KBOX.SC.Y.0054.250416T1835Z-250417T2000Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THURSDAY... ...GALE WARNING IS CANCELLED... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 6 to 9 feet. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 4 PM 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. && $$ ANZ254-170830- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250417T2000Z/ Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THURSDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 4 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-170830- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250417T1400Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT THURSDAY... * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. * WHEN...Until 10 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. && $$ ANZ251-170200- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250417T0200Z/ Massachusetts Bay and Ipswich Bay- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 2 to 3 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 10 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ235-237-170830- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250417T1100Z/ Rhode Island Sound-Block Island Sound- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT THURSDAY... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 4 to 6 feet. * WHERE...Rhode Island Sound and Block Island Sound. * WHEN...Until 7 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. && $$ ANZ231>234-170200- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250417T0200Z/ Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...Until 10 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ230-170200- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250417T0200Z/ Boston Harbor- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and waves around 2 feet. * WHERE...Boston Harbor. * WHEN...Until 10 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. && $$ ANZ236-162300- /O.CON.KBOX.SC.Y.0052.000000T0000Z-250416T2300Z/ Narragansett Bay- 235 PM EDT Wed Apr 16 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and waves 2 to 4 feet. * WHERE...Narragansett Bay. * WHEN...Until 7 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 4:27 AM EDT | Small Craft Advisory | BOX | 57 hr | |
| Apr 15, 2:58 PM EDT | Small Craft Advisory | BOX | 13 hr | |
| Apr 15, 6:10 PM EDT | Special Marine Warning | BOX | 65 min |
Nearby
Gale Warnings in Massachusetts, 2025Every gale warning in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.