Thanatos Weather
Thursday, Dec 25, 2025 22:16:27

Products in the Last Seven Days
Type Phenomena Count
AdvisorySmall Craft259
AdvisoryWinter Weather174
AdvisoryDense Fog148
WarningGale134
AdvisoryWind124
AdvisoryAreal Flood94
WatchGale87
WarningHigh Wind79
WarningFlash Flood50
WarningWinter Storm43
WarningSevere Thunderstorm40
WatchHigh Wind39
WatchWinter Storm34
WarningFire Weather21
WatchAreal Flood16
WarningStorm14
WarningHazardous Seas11
WatchStorm8
WatchFlood7
AdvisoryLake Wind7
WatchFire Weather6
WarningIce Accretion5
WarningIce Storm4
WarningTornado3
AdvisoryIce Accretion3
WatchIce Accretion2
WarningBlizzard2
AdvisoryLow Water1
AdvisoryBlowing Dust1
AdvisoryFlood1
AdvisoryFrost1
AdvisoryFreezing Fog1
Most Active Forecast Offices
Forecast Office Products
Eureka, CA70
Los Angeles / Oxnard, CA61
San Francisco Bay Area / Monterey, CA59
Duluth, MN58
Medford, OR57
Boston, MA48
Buffalo, NY41
Portland, OR41
Seattle, WA40
Mount Holly / Philadelphia, NJ38
Baltimore / Washington, VA37
San Joaquin Valley / Hanford, CA36
Riverton, WY29
Gray / Portland, ME28
New York / Upton, NY28
Gaylord, MI25
Reno, NV24
Wakefield, VA24
San Diego, CA22
Sacramento, CA22
Product Count by Day
Date Warn Watch Advis.
2025-12-2550 4151
2025-12-2475 19171
2025-12-2335 2189
2025-12-2231 2281
2025-12-219 1963
2025-12-2024 899
2025-12-1969 2165
2025-12-1870 1978
2025-12-1757 4757
Particularly Dangerous Situations
Product Forecast Office
No PDS products in the last 7 days.
Home
Return to list
Small Craft Advisory 0132
Issued by the Boston Forecast Office

Action Issued Starts Expiration
New 2025-12-20 12:45:50 2025-12-21 00:00:00 2025-12-22 06:00:00
Continued 2025-12-21 01:24:40 2025-12-22 06:00:00
Continued 2025-12-21 01:24:40 2025-12-22 06:00:00
Time Extended 2025-12-21 13:51:09 2025-12-22 15:00:00
Time Extended 2025-12-21 13:51:09 2025-12-22 15:00:00
Time and Area Extended 2025-12-21 22:49:25 2025-12-22 18:00:00
Time and Area Extended 2025-12-21 22:49:25 2025-12-23 00:00:00
Time and Area Extended 2025-12-21 22:49:25 2025-12-22 12:00:00
Time and Area Extended 2025-12-21 22:49:25 2025-12-22 18:00:00
Time Extended 2025-12-21 22:49:25 2025-12-22 12:00:00
Time and Area Extended 2025-12-21 22:49:25 2025-12-23 00:00:00
Time and Area Extended 2025-12-21 22:49:25 2025-12-22 12:00:00
Time Extended 2025-12-21 22:49:25 2025-12-22 10:00:00
Time and Area Extended 2025-12-21 22:49:25 2025-12-22 12:00:00
Continued 2025-12-22 13:44:52 2025-12-22 18:00:00
Continued 2025-12-22 13:44:52 2025-12-22 18:00:00
Continued 2025-12-22 13:44:52 2025-12-23 00:00:00
Continued 2025-12-22 13:44:52 2025-12-23 00:00:00
Expired 2025-12-23 00:03:06 2025-12-23 00:00:00


Action: New
Issued At: 2025-12-20 12:45:50

357 
WHUS71 KBOX 201845
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
145 PM EST Sat Dec 20 2025

ANZ235-237-256-211000-
/O.CAN.KBOX.SC.Y.0131.000000T0000Z-251221T0600Z/
/O.UPG.KBOX.GL.A.0028.251221T0600Z-251221T1400Z/
/O.NEW.KBOX.GL.W.0046.251221T0600Z-251222T1200Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
145 PM EST Sat Dec 20 2025

...GALE WARNING IN EFFECT FROM 1 AM SUNDAY TO 7 AM EST MONDAY...

* WHAT...West winds 25 to 35 kt with gusts up to 40 kt and seas 
  6 to 9 feet expected.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From 1 AM Sunday to 7 AM EST Monday.

* 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.

&&

$$

ANZ255-211000-
/O.CAN.KBOX.SC.Y.0131.000000T0000Z-251221T0600Z/
/O.NEW.KBOX.GL.W.0046.251221T0600Z-251222T1200Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
145 PM EST Sat Dec 20 2025

...GALE WARNING IN EFFECT FROM 1 AM SUNDAY TO 7 AM EST MONDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...West winds 25 to 35 kt with gusts up to 40 kt and seas 
  6 to 9 feet expected.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...From 1 AM Sunday to 7 AM EST Monday.

* 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.

&&

$$

ANZ231>234-251-211000-
/O.UPG.KBOX.SC.Y.0131.000000T0000Z-251221T1200Z/
/O.NEW.KBOX.GL.W.0046.251221T0600Z-251222T1200Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Massachusetts Bay and Ipswich Bay-
145 PM EST Sat Dec 20 2025

...GALE WARNING IN EFFECT FROM 1 AM SUNDAY TO 7 AM EST MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 40 kt and seas 
  3 to 5 feet expected.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound, 
  Buzzards Bay and Massachusetts Bay and Ipswich Bay.

* WHEN...From 1 AM Sunday to 7 AM EST Monday.

* 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.

&&

$$

ANZ250-254-211000-
/O.NEW.KBOX.GL.W.0046.251221T0600Z-251222T1200Z/
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-
145 PM EST Sat Dec 20 2025

...GALE WARNING IN EFFECT FROM 1 AM SUNDAY TO 7 AM EST MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 40 kt and seas 
  4 to 7 feet expected.

* 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...From 1 AM Sunday to 7 AM EST Monday.

* 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.

&&

$$

ANZ230-236-211000-
/O.NEW.KBOX.SC.Y.0132.251221T0600Z-251222T1200Z/
Boston Harbor-Narragansett Bay-
145 PM EST Sat Dec 20 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM SUNDAY TO 7 AM EST
MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 40 kt and waves 
  2 to 4 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 1 AM Sunday to 7 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-12-21 01:24:40

921 
WHUS71 KBOX 210723
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
223 AM EST Sun Dec 21 2025

ANZ255-256-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 
  6 to 11 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ250-254-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 20 to 25 kt with gusts up to 40 kt and seas 
  5 to 8 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ235-237-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Rhode Island Sound-Block Island Sound-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 
  5 to 8 feet.

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ232>234-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 6 feet.

* WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ231-251-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 35 kt and seas 
  3 to 5 feet.

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

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ236-212030-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251222T1200Z/
Narragansett Bay-
223 AM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

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

* WHERE...Narragansett Bay.

* WHEN...Until 7 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-212030-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251222T1200Z/
Boston Harbor-
223 AM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves 
  around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 7 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-12-21 01:24:40

921 
WHUS71 KBOX 210723
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
223 AM EST Sun Dec 21 2025

ANZ255-256-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 
  6 to 11 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ250-254-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 20 to 25 kt with gusts up to 40 kt and seas 
  5 to 8 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ235-237-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Rhode Island Sound-Block Island Sound-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 
  5 to 8 feet.

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ232>234-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 6 feet.

* WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ231-251-212030-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
223 AM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 35 kt and seas 
  3 to 5 feet.

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

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ236-212030-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251222T1200Z/
Narragansett Bay-
223 AM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

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

* WHERE...Narragansett Bay.

* WHEN...Until 7 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-212030-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251222T1200Z/
Boston Harbor-
223 AM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves 
  around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 7 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time Extended
Issued At: 2025-12-21 13:51:09

174 
WHUS71 KBOX 211950
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
250 PM EST Sun Dec 21 2025

ANZ255-256-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 25 to 30 kt with gusts up to 40 kt and 
  seas 5 to 8 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ250-254-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 40 kt and 
  seas 4 to 7 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ235-237-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Rhode Island Sound-Block Island Sound-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 4 to 6 feet.

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ232>234-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 3 to 5 feet.

* WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ231-251-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 3 to 5 feet.

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

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ236-220900-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T2100Z/
Narragansett Bay-
250 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST MONDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and 
  waves 1 to 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 4 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-220900-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T2100Z/
Boston Harbor-
250 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST MONDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 35 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 4 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time Extended
Issued At: 2025-12-21 13:51:09

174 
WHUS71 KBOX 211950
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
250 PM EST Sun Dec 21 2025

ANZ255-256-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 25 to 30 kt with gusts up to 40 kt and 
  seas 5 to 8 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ250-254-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
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-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 40 kt and 
  seas 4 to 7 feet.

* 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...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ235-237-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Rhode Island Sound-Block Island Sound-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 4 to 6 feet.

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ232>234-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 3 to 5 feet.

* WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay.

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ231-251-220900-
/O.CON.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
250 PM EST Sun Dec 21 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST MONDAY...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 3 to 5 feet.

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

* WHEN...Until 7 AM EST Monday.

* 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.

&&

$$

ANZ236-220900-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T2100Z/
Narragansett Bay-
250 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST MONDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and 
  waves 1 to 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 4 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-220900-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T2100Z/
Boston Harbor-
250 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST MONDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 35 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 4 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time and Area Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time and Area Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time and Area Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time and Area Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time and Area Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time and Area Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time and Area Extended
Issued At: 2025-12-21 22:49:25

351 
WHUS71 KBOX 220449
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1149 PM EST Sun Dec 21 2025

ANZ255-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard 
  extending out to 20 nm South of Block Island.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...Until 7 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ254-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ235-237-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Rhode Island Sound-Block Island Sound-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

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

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...Until 1 PM EST Monday.

* 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>234-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ231-251-221800-
/O.CAN.KBOX.GL.W.0046.000000T0000Z-251222T1200Z/
/O.EXB.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...
...GALE WARNING IS CANCELLED...

* 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 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ236-221600-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1600Z/
Narragansett Bay-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  waves around 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 11 AM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ230-221800-
/O.EXT.KBOX.SC.Y.0132.000000T0000Z-251222T1800Z/
Boston Harbor-
1149 PM EST Sun Dec 21 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-12-22 13:44:52

401 
WHUS71 KBOX 221944
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
244 PM EST Mon Dec 22 2025

ANZ255-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 15 to 20 kt and seas 3 to 5 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds around 15 kt and seas 3 to 5 feet.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
244 PM EST Mon Dec 22 2025

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

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 4 to 6 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* 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.

&&

$$

ANZ254-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 
  4 to 6 feet.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-12-22 13:44:52

401 
WHUS71 KBOX 221944
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
244 PM EST Mon Dec 22 2025

ANZ255-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 15 to 20 kt and seas 3 to 5 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds around 15 kt and seas 3 to 5 feet.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
244 PM EST Mon Dec 22 2025

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

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 4 to 6 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* 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.

&&

$$

ANZ254-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 
  4 to 6 feet.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-12-22 13:44:52

401 
WHUS71 KBOX 221944
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
244 PM EST Mon Dec 22 2025

ANZ255-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 15 to 20 kt and seas 3 to 5 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds around 15 kt and seas 3 to 5 feet.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
244 PM EST Mon Dec 22 2025

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

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 4 to 6 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* 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.

&&

$$

ANZ254-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 
  4 to 6 feet.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-12-22 13:44:52

401 
WHUS71 KBOX 221944
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
244 PM EST Mon Dec 22 2025

ANZ255-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 15 to 20 kt and seas 3 to 5 feet.

* WHERE...Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ256-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds around 15 kt and seas 3 to 5 feet.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ250-230000-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
244 PM EST Mon Dec 22 2025

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

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 4 to 6 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* 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.

&&

$$

ANZ254-230600-
/O.CON.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
244 PM EST Mon Dec 22 2025

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

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 
  4 to 6 feet.

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...Until 1 AM EST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Expired
Issued At: 2025-12-23 00:03:06

832 
WHUS71 KBOX 230602
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
102 AM EST Tue Dec 23 2025

ANZ254-255-231915-
/O.EXP.KBOX.SC.Y.0132.000000T0000Z-251223T0600Z/
/O.NEW.KBOX.GL.A.0029.251224T1000Z-251224T2000Z/
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-
102 AM EST Tue Dec 23 2025

...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
...SMALL CRAFT ADVISORY HAS EXPIRED...

* WHAT...Northwest winds 25 to 35 kt with gusts up to 40 kt and 
  seas 5 to 8 feet possible.

* WHERE...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.

* WHEN...From late tonight through Wednesday afternoon.

* 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.

&&

$$

ANZ250-256-231915-
/O.NEW.KBOX.GL.A.0029.251224T1000Z-251224T2000Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
102 AM EST Tue Dec 23 2025

...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and 
  seas 4 to 7 feet possible.

* WHERE...In Massachusetts coastal waters, Coastal waters east 
  of Ipswich Bay and the Stellwagen Bank National Marine 
  Sanctuary. In Rhode Island coastal waters, Coastal Waters from 
  Montauk NY to Marthas Vineyard extending out to 20 nm South of 
  Block Island.

* WHEN...From late tonight through Wednesday afternoon.

* 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>235-237-251-231915-
/O.NEW.KBOX.GL.A.0029.251224T1000Z-251224T2000Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Rhode Island Sound-Block Island Sound-
Massachusetts Bay and Ipswich Bay-
102 AM EST Tue Dec 23 2025

...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and 
  seas 3 to 5 feet possible.

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

* WHEN...From late tonight through Wednesday afternoon.

* 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.

&&

$$

ANZ230-236-231915-
/O.NEW.KBOX.GL.A.0029.251224T1000Z-251224T2000Z/
Boston Harbor-Narragansett Bay-
102 AM EST Tue Dec 23 2025

...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  waves 1 to 3 feet possible.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From late tonight through Wednesday afternoon.

* 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.

&&

$$



Page Loaded at: 2025-12-25 22:16:27 -- Client Address: 216.73.216.210 -- Refresh Time: seconds