Marine Weather Message
Issued by NWS Boston, MA

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838
WHUS71 KBOX 081814
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
214 PM EDT Wed Oct 8 2025

ANZ250-091000-
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Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
214 PM EDT Wed Oct 8 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT THURSDAY...

* WHAT...North winds 15 to 25 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 8 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>256-091000-
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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-
214 PM EDT Wed Oct 8 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT THURSDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas
  4 to 7 feet.

* WHERE...In Massachusetts coastal waters, 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 8 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.

&&

$$

ANZ231>235-091000-
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Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Rhode Island Sound-
214 PM EDT Wed Oct 8 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas
  3 to 5 feet.

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

* WHEN...Until 11 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.

&&

$$

ANZ237-251-091000-
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Block Island Sound-Massachusetts Bay and Ipswich Bay-
214 PM EDT Wed Oct 8 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas
  2 to 4 feet.

* WHERE...In Rhode Island coastal waters, Block Island Sound. In
  Massachusetts coastal waters, Massachusetts Bay and Ipswich
  Bay.

* WHEN...Until 11 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.

&&

$$

ANZ230-091000-
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Boston Harbor-
214 PM EDT Wed Oct 8 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...North winds 10 to 20 kt and waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 11 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.

&&

$$