WHUS71 KBOX 120814

MWWBOX



URGENT - MARINE WEATHER MESSAGE

National Weather Service Boston/Norton MA

314 AM EST Fri Dec 12 2025



ANZ231>235-237-251-121800-

/O.CON.KBOX.GL.W.0041.000000T0000Z-251212T1800Z/

Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-

Rhode Island Sound-Block Island Sound-

Massachusetts Bay and Ipswich Bay-

314 AM EST Fri Dec 12 2025



...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...



* WHAT...West winds 25 to 35 kt with gusts up to 40 kt and seas 

  4 to 6 feet.



* WHERE...Portions of Massachusetts coastal waters and Rhode 

  Island coastal waters. 



* WHEN...Until 1 PM EST 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.



&&



$$



ANZ250-254>256-122115-

/O.CON.KBOX.GL.W.0041.000000T0000Z-251213T0000Z/

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-

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-

314 AM EST Fri Dec 12 2025



...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING...



* WHAT...West winds 25 to 35 kt with gusts up to 45 kt and seas 

  7 to 10 feet.



* WHERE...In Massachusetts coastal waters, 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 and 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 7 PM EST 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.



&&



$$



ANZ230-236-121800-

/O.CON.KBOX.GL.W.0042.000000T0000Z-251212T1800Z/

Boston Harbor-Narragansett Bay-

314 AM EST Fri Dec 12 2025



...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...



* WHAT...West winds 20 to 30 kt with gusts up to 35 kt and waves 

  2 to 3 feet.



* WHERE...In Massachusetts coastal waters, Boston Harbor. In 

  Rhode Island coastal waters, Narragansett Bay.



* WHEN...Until 1 PM EST 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 hazardous conditions.



&&



$$