WHUS71 KBOX 122309

MWWBOX



URGENT - MARINE WEATHER MESSAGE

National Weather Service Boston/Norton MA

609 PM EST Fri Dec 12 2025



ANZ250-254>256-130600-

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

/O.EXA.KBOX.SC.Y.0127.000000T0000Z-251213T0600Z/

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-

609 PM EST Fri Dec 12 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY...

...GALE WARNING IS CANCELLED...



* WHAT...West winds 20 to 25 kt with gusts up to 35 kt and seas 

  4 to 7 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 1 AM EST Saturday.



* IMPACTS...Conditions will be hazardous to small craft.





PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$



ANZ236-130015-

/O.CON.KBOX.SC.Y.0127.000000T0000Z-251213T0000Z/

Narragansett Bay-

609 PM EST Fri Dec 12 2025



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS

EVENING...



* WHAT...West winds around 15 kt with gusts up to 25 kt and 

  waves around 2 feet.



* WHERE...Narragansett Bay.



* WHEN...Until 7 PM EST 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>235-237-251-130600-

/O.CON.KBOX.SC.Y.0127.000000T0000Z-251213T0600Z/

Boston Harbor-Cape Cod Bay-Nantucket Sound-Vineyard Sound-

Buzzards Bay-Rhode Island Sound-Block Island Sound-

Massachusetts Bay and Ipswich Bay-

609 PM EST Fri Dec 12 2025



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST

SATURDAY...



* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 

  2 to 4 feet.



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

  Island coastal waters. 



* WHEN...Until 1 AM EST Saturday.



* IMPACTS...Conditions will be hazardous to small craft.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$