Marine Weather Message - Issued When Needed Check the date and area (our area is ANZ251)
WHUS71 KBOX 061651
MWWBOX
URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1151 AM EST Thu Nov 6 2025
ANZ250-254>256-071000-
/O.CAN.KBOX.GL.W.0034.000000T0000Z-251106T1800Z/
/O.EXB.KBOX.SC.Y.0110.000000T0000Z-251107T1100Z/
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-
1151 AM EST Thu Nov 6 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY...
...GALE WARNING IS CANCELLED...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
seas 6 to 9 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 6 AM EST Friday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
ANZ231-251-070000-
/O.CON.KBOX.SC.Y.0110.000000T0000Z-251107T0000Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1151 AM EST Thu Nov 6 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
seas 3 to 5 feet.
* WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay.
* WHEN...Until 7 PM EST this evening.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
ANZ232>234-070000-
/O.CON.KBOX.SC.Y.0110.000000T0000Z-251107T0000Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1151 AM EST Thu Nov 6 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
* WHAT...Northwest winds 20 to 25 kt with gusts up to 30 kt and
seas 3 to 5 feet.
* WHERE...Nantucket Sound, Vineyard Sound and Buzzards 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.
&&
$$
ANZ230-062100-
/O.CON.KBOX.SC.Y.0110.000000T0000Z-251106T2100Z/
Boston Harbor-
1151 AM EST Thu Nov 6 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and
waves around 2 feet.
* WHERE...Boston Harbor.
* WHEN...Until 4 PM EST this afternoon.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
ANZ236-062100-
/O.CON.KBOX.SC.Y.0110.000000T0000Z-251106T2100Z/
Narragansett Bay-
1151 AM EST Thu Nov 6 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and
waves around 3 feet.
* WHERE...Narragansett Bay.
* WHEN...Until 4 PM EST 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.
&&
$$
ANZ235-237-070000-
/O.CON.KBOX.SC.Y.0110.000000T0000Z-251107T0000Z/
Rhode Island Sound-Block Island Sound-
1151 AM EST Thu Nov 6 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
* WHAT...Northwest winds 20 to 25 kt with gusts up to 30 kt and
seas 4 to 6 feet.
* WHERE...Rhode Island Sound and Block Island Sound.
* WHEN...Until 7 PM EST this evening.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
