Marine Weather Message
Issued by NWS Boston, MA

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169
WHUS71 KBOX 261813
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
113 PM EST Wed Nov 26 2025

ANZ250-254-271200-
/O.EXB.KBOX.SC.Y.0119.251127T0900Z-251128T1100Z/
/O.EXT.KBOX.GL.A.0022.251128T1100Z-251129T1200Z/
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-
113 PM EST Wed Nov 26 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM THURSDAY TO 6 AM EST
FRIDAY...
...GALE WATCH NOW IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY
MORNING...

* WHAT...For the Small Craft Advisory, west winds 20 to 25 kt
  with gusts up to 30 kt and seas 4 to 7 feet expected. For the
  Gale Watch, west winds 20 to 30 kt with gusts up to 35 kt and
  seas 5 to 8 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, from 4 AM Thursday to 6
  AM EST Friday. For the Gale Watch, from Friday morning through
  Saturday 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.

&&

$$

ANZ231-251-271200-
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/O.EXT.KBOX.GL.A.0022.251128T1100Z-251129T1200Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
113 PM EST Wed Nov 26 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM THURSDAY TO 6 AM EST
FRIDAY...
...GALE WATCH NOW IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY
MORNING...

* WHAT...For the Small Craft Advisory, west winds 15 to 25 kt
  with gusts up to 30 kt and seas around 3 feet expected. For
  the Gale Watch, west winds 20 to 25 kt with gusts up to 35 kt
  and seas 3 to 4 feet possible.

* WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay.

* WHEN...For the Small Craft Advisory, from 4 AM Thursday to 6
  AM EST Friday. For the Gale Watch, from Friday morning through
  Saturday 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.

&&

$$

ANZ230-271200-
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/O.EXT.KBOX.GL.A.0022.251128T1100Z-251129T0000Z/
Boston Harbor-
113 PM EST Wed Nov 26 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM THURSDAY TO 6 AM EST
FRIDAY...
...GALE WATCH NOW IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
EVENING...

* WHAT...For the Small Craft Advisory, southwest winds 15 to 20
  kt with gusts up to 25 kt and waves around 2 feet expected.
  For the Gale Watch, west winds 15 to 20 kt with gusts up to 30
  kt and waves around 2 feet possible.

* WHERE...Boston Harbor.

* WHEN...For the Small Craft Advisory, from 4 AM Thursday to 6
  AM EST Friday. For the Gale Watch, from Friday morning through
  Friday evening.

* IMPACTS...Strong winds can cause hazardous waves 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.

&&

$$

ANZ236-271200-
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/O.EXT.KBOX.GL.A.0022.251128T1100Z-251129T0000Z/
Narragansett Bay-
113 PM EST Wed Nov 26 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM THURSDAY TO 6 AM EST
FRIDAY...
...GALE WATCH NOW IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
EVENING...

* WHAT...For the Small Craft Advisory, west winds 15 to 20 kt with
  gusts up to 30 kt and waves 2 to 4 feet expected. For the Gale
  Watch, west winds 15 to 20 kt with gusts up to 35 kt and waves
  3 to 4 feet possible.

* WHERE...Narragansett Bay.

* WHEN...For the Small Craft Advisory, from 4 AM Thursday to 6
  AM EST Friday. For the Gale Watch, from Friday morning through
  Friday evening.

* IMPACTS...Strong winds can cause hazardous waves 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 waves.

&&

$$

ANZ255-256-271200-
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/O.EXT.KBOX.GL.A.0022.251128T1100Z-251129T1200Z/
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-
113 PM EST Wed Nov 26 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EST FRIDAY...
...GALE WATCH NOW IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY
MORNING...

* WHAT...For the Small Craft Advisory, west winds 15 to 25 kt with
  gusts up to 30 kt and seas 7 to 10 feet. For the Gale Watch,
  west winds 25 to 30 kt with gusts up to 40 kt and seas 7 to 11
  feet possible.

* 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 Small Craft Advisory, until 6 AM EST Friday.
  For the Gale Watch, from Friday morning through Saturday
  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 waves.

&&

$$

ANZ232>235-237-271200-
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/O.EXT.KBOX.GL.A.0022.251128T1100Z-251129T1200Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
Block Island Sound-
113 PM EST Wed Nov 26 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EST FRIDAY...
...GALE WATCH NOW IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY
MORNING...

* WHAT...For the Small Craft Advisory, west winds 15 to 25 kt
  with gusts up to 30 kt and seas 4 to 6 feet. For the Gale
  Watch, west winds 20 to 30 kt with gusts up to 35 kt and seas
  4 to 7 feet possible.

* WHERE...In Massachusetts coastal waters, Nantucket Sound,
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal
  waters, Rhode Island Sound and Block Island Sound.

* WHEN...For the Small Craft Advisory, until 6 AM EST Friday.
  For the Gale Watch, from Friday morning through Saturday
  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.

&&

$$