FZUS51 KBOX 251204
CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
704 AM EST Thu Dec 25 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-260100-
704 AM EST Thu Dec 25 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds in from the west late today into tonight. This will
be followed by a strong cold front late Thu into Thu night. A wave
of low pres should then pass to our south late Fri into Sat with a
ridge of high pres building in from the west by Sun.
$$
ANZ250-260100-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 5 seconds and E
6 ft at 9 seconds. A slight chance of rain and snow showers this
morning.
.TONIGHT...N winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: NW 9 ft at 6 seconds and E 5 ft at 11 seconds.
.FRI...N winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 6 to 9 ft, subsiding to 5 to
7 ft in the afternoon. Wave Detail: NW 9 ft at 7 seconds and NE
8 ft at 11 seconds, becoming N 7 ft at 8 seconds and NW 2 ft at
5 seconds.
.FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE
5 ft at 8 seconds and NW 1 foot at 4 seconds. A chance of snow
after midnight.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft. Wave Detail: NE 4 ft at 7 seconds. A chance of snow in the
morning.
.SAT NIGHT...NW winds around 10 kt. Seas 3 to 4 ft. Wave Detail:
NE 4 ft at 7 seconds.
.SUN...W winds around 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Rain likely.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 8 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-260100-
Massachusetts Bay and Ipswich Bay-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 3 to 5 ft. Wave Detail: E 5 ft at 9 seconds and W
4 ft at 4 seconds. A slight chance of rain and snow showers this
morning.
.TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 5 seconds and
NE 5 ft at 8 seconds.
.FRI...NW winds 20 to 25 kt, becoming N 10 to 15 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: NE 6 ft at 8 seconds and
NW 4 ft at 5 seconds.
.FRI NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas 2 to 4 ft. Wave Detail: NE 4 ft at 8 seconds and
NW 1 foot at 4 seconds. A chance of snow after midnight.
.SAT...N winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. Wave Detail: NE 3 ft at 7 seconds. A chance of
snow in the morning.
.SAT NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
3 ft at 7 seconds.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT AND MON...SW winds 10 to 15 kt, increasing to 15 to
20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
3 to 5 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ231-260100-
Cape Cod Bay-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 2 to 4 ft. Wave Detail: NW 4 ft at 4 seconds and
NE 3 ft at 8 seconds. A slight chance of showers.
.TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 5 to
7 ft. Wave Detail: NW 7 ft at 6 seconds and NE 3 ft at 9 seconds.
.FRI...N winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: N 6 ft at 8 seconds.
.FRI NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: N
4 ft at 8 seconds and NW 2 ft at 5 seconds. A chance of snow
after midnight.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: N 3 ft at 7 seconds and N 1 foot at 4 seconds.
A chance of snow in the morning.
.SAT NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
2 ft at 7 seconds and N 1 foot at 4 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. Rain likely.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt. Seas 3 to 5 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-260100-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 5 to 7 ft. Wave Detail: E 7 ft at 10 seconds and
W 6 ft at 5 seconds. A chance of showers this morning. A slight
chance of showers this afternoon.
.TONIGHT...N winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to
10 ft. Wave Detail: NW 10 ft at 8 seconds and NE 6 ft at
11 seconds.
.FRI...N winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 7 to 10 ft, subsiding to 5 to
8 ft in the afternoon. Wave Detail: NW 10 ft at 8 seconds and NE
8 ft at 11 seconds, becoming N 8 ft at 9 seconds and NW 4 ft at
6 seconds.
.FRI NIGHT...N winds 10 to 15 kt, becoming NE 5 to 10 kt after
midnight. Seas 5 to 7 ft, subsiding to 3 to 5 ft after midnight.
Wave Detail: N 6 ft at 8 seconds and NW 1 foot at 5 seconds,
becoming N 5 ft at 7 seconds. A chance of snow after midnight.
.SAT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft
at 7 seconds. A chance of snow in the morning.
.SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE
4 ft at 9 seconds and N 1 foot at 5 seconds.
.SUN...NW winds around 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. Rain likely.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
7 to 10 ft, except 12 to 16 ft S and E of Nantucket. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ255-260100-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming W this afternoon. Gusts
up to 35 kt. Seas 4 to 6 ft, building to 6 to 9 ft this
afternoon. Wave Detail: W 6 ft at 5 seconds and E 5 ft at
10 seconds, becoming W 7 ft at 7 seconds and E 5 ft at
10 seconds. A chance of showers this morning.
.TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 6 to
9 ft. Wave Detail: NW 7 ft at 7 seconds and E 4 ft at 10 seconds.
.FRI...N winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: NW
5 ft at 6 seconds and NE 4 ft at 9 seconds.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail:
NE 3 ft at 9 seconds and NW 2 ft at 4 seconds. A chance of snow.
Vsby 1 NM or less after midnight.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Wave Detail: NE 4 ft at 8 seconds and SW 1 foot at
5 seconds. A chance of snow. Vsby 1 to 3 NM in the morning.
.SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE
4 ft at 11 seconds and N 2 ft at 4 seconds.
.SUN...NW winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Rain likely.
.MON...SW winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to
10 ft. Rain.
.MON NIGHT...W winds 35 to 45 kt. Seas 11 to 15 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-260100-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming W this afternoon. Gusts
up to 35 kt. Seas 4 to 6 ft, building to 5 to 8 ft this
afternoon. Wave Detail: SW 6 ft at 5 seconds and E 4 ft at
10 seconds, becoming W 7 ft at 6 seconds and E 4 ft at
10 seconds.
.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 5 to 8 ft. Wave Detail: NW 7 ft at 6 seconds and E
4 ft at 10 seconds.
.FRI...N winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 5 to 7 ft, subsiding to 3 to 5 ft in the
afternoon. Wave Detail: NW 6 ft at 5 seconds and E 4 ft at
11 seconds, becoming NW 4 ft at 5 seconds and NE 4 ft at
8 seconds.
.FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NE
3 ft at 8 seconds and NW 2 ft at 4 seconds. A chance of snow in
the evening, then snow likely after midnight. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: E 3 ft at 6 seconds. Snow likely, mainly in
the morning with vsby 1 NM or less.
.SAT NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: NE
3 ft at 7 seconds and E 1 foot at 4 seconds.
.SUN...W winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Rain.
.MON...SW winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to
10 ft. Rain.
.MON NIGHT...W winds 35 to 45 kt. Seas 10 to 14 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ232-260100-
Nantucket Sound-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming W 20 to 25 kt this
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft
at 5 seconds and E 3 ft at 9 seconds. A chance of showers this
morning.
.TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 4 seconds and E
2 ft at 10 seconds.
.FRI...N winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 4 seconds and
NE 2 ft at 11 seconds.
.FRI NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW
2 ft at 4 seconds and NE 2 ft at 8 seconds. A chance of snow.
.SAT...NE winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft
at 10 seconds and NE 1 foot at 4 seconds. A chance of snow.
.SAT NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: NE
2 ft at 9 seconds and N 1 foot at 4 seconds.
.SUN...W winds around 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Rain likely.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Rain.
.MON NIGHT...W winds 25 to 35 kt with gusts up to 40 kt. Seas
5 to 8 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-260100-
Vineyard Sound-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming NW this afternoon. Gusts
up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 5 seconds
and E 2 ft at 10 seconds. A slight chance of showers this
morning.
.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 6 seconds and E
1 foot at 10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
10 to 15 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW
2 ft at 4 seconds and NE 1 foot at 7 seconds.
.FRI NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt after
midnight. Seas around 2 ft in the evening, then 1 foot or less.
Wave Detail: NE 1 foot at 8 seconds, becoming NE 1 foot at
3 seconds and NE 1 foot at 10 seconds. A chance of snow. Vsby
1 NM or less after midnight.
.SAT...NE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: NE
1 foot at 4 seconds and NE 1 foot at 8 seconds. A chance of snow.
.SAT NIGHT...N winds 5 to 10 kt. Seas around 2 ft in the evening,
then 1 foot or less. Wave Detail: NW 1 foot at 2 seconds and NE
1 foot at 8 seconds, becoming NW 1 foot at 3 seconds and E 1 foot
at 10 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. Rain.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Rain.
.MON NIGHT...W winds 30 to 40 kt. Seas 6 to 9 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ234-260100-
Buzzards Bay-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW this afternoon. Gusts
up to 30 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 4 seconds
and E 2 ft at 10 seconds. A slight chance of showers this
morning.
.TONIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
around 3 ft. Wave Detail: NW 3 ft at 5 seconds and E 2 ft at
10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
around 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N
2 ft at 5 seconds.
.FRI NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: NW 1 foot at 4 seconds and NE 1 foot at 8 seconds. A
chance of snow. Vsby 1 NM or less after midnight.
.SAT...NE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: NE
1 foot at 3 seconds and NE 1 foot at 8 seconds. A chance of snow.
.SAT NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: N 1 foot at 2 seconds and NE 1 foot at 8 seconds.
.SUN...W winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. Rain.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft. Rain.
.MON NIGHT...W winds 25 to 35 kt. Seas 4 to 6 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-260100-
Rhode Island Sound-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming NW this afternoon. Gusts
up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 5 seconds
and E 2 ft at 10 seconds.
.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 6 seconds and E
2 ft at 10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
10 to 15 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW
4 ft at 4 seconds and E 2 ft at 10 seconds.
.FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds and
NE 2 ft at 10 seconds. A chance of snow in the evening, then snow
likely after midnight. Vsby 1 to 3 NM, decreasing to 1 NM or less
after midnight.
.SAT...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds and NE 2 ft at
11 seconds. A chance of snow. Vsby 1 NM or less in the morning.
.SAT NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
NE 2 ft at 7 seconds and E 1 foot at 4 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 15 to 20 kt. Seas 2 to 4 ft. Rain.
.MON...SW winds 25 to 30 kt. Seas 5 to 7 ft. Rain.
.MON NIGHT...W winds 25 to 35 kt with gusts up to 40 kt. Seas
7 to 10 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ237-260100-
Block Island Sound-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 20 to 25 kt this
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW
4 ft at 4 seconds and E 2 ft at 10 seconds.
.TONIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft
at 5 seconds and E 3 ft at 10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW 3 ft
at 4 seconds and NE 3 ft at 9 seconds.
.FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds and
E 2 ft at 11 seconds. A chance of snow in the evening, then snow
likely after midnight. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: E 2 ft at 4 seconds and E 2 ft at 11 seconds.
Snow likely, mainly in the morning with vsby 1 NM or less.
.SAT NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E
2 ft at 5 seconds and E 1 foot at 12 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. Rain.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-260100-
Boston Harbor-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 10 to 15 kt, becoming NW 20 to 25 kt this
afternoon. Gusts up to 30 kt. Waves around 2 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Waves
around 2 ft.
.FRI...NW winds 15 to 20 kt, becoming N 5 to 10 kt in the
afternoon. Waves around 2 ft.
.FRI NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. A chance
of snow.
.SAT...N winds 5 to 10 kt. Waves around 2 ft. A chance of snow in
the morning.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.SUN...W winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT AND MON...SW winds around 10 kt, increasing to 15 to
20 kt with gusts up to 25 kt. Waves around 2 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt. Waves around 2 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ236-260100-
Narragansett Bay-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW this afternoon. Gusts
up to 30 kt. Waves 2 to 3 ft.
.TONIGHT...N winds 15 to 20 kt with gusts up to 30 kt. Waves 2 to
3 ft.
.FRI...N winds 10 to 15 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. Waves 2 to 3 ft.
.FRI NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less. A chance
of snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.SAT...N winds 5 to 10 kt. Waves around 2 ft. A chance of snow.
Vsby 1 NM or less in the morning.
.SAT NIGHT...N winds 5 to 10 kt. Waves 1 foot or less.
.SUN...W winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft. Rain.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 3 to
5 ft. Rain.
.MON NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Waves
4 to 6 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
704 AM EST Thu Dec 25 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-260100-
704 AM EST Thu Dec 25 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds in from the west late today into tonight. This will
be followed by a strong cold front late Thu into Thu night. A wave
of low pres should then pass to our south late Fri into Sat with a
ridge of high pres building in from the west by Sun.
$$
ANZ250-260100-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 5 seconds and E
6 ft at 9 seconds. A slight chance of rain and snow showers this
morning.
.TONIGHT...N winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: NW 9 ft at 6 seconds and E 5 ft at 11 seconds.
.FRI...N winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 6 to 9 ft, subsiding to 5 to
7 ft in the afternoon. Wave Detail: NW 9 ft at 7 seconds and NE
8 ft at 11 seconds, becoming N 7 ft at 8 seconds and NW 2 ft at
5 seconds.
.FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE
5 ft at 8 seconds and NW 1 foot at 4 seconds. A chance of snow
after midnight.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft. Wave Detail: NE 4 ft at 7 seconds. A chance of snow in the
morning.
.SAT NIGHT...NW winds around 10 kt. Seas 3 to 4 ft. Wave Detail:
NE 4 ft at 7 seconds.
.SUN...W winds around 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Rain likely.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 8 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-260100-
Massachusetts Bay and Ipswich Bay-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 3 to 5 ft. Wave Detail: E 5 ft at 9 seconds and W
4 ft at 4 seconds. A slight chance of rain and snow showers this
morning.
.TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 5 seconds and
NE 5 ft at 8 seconds.
.FRI...NW winds 20 to 25 kt, becoming N 10 to 15 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: NE 6 ft at 8 seconds and
NW 4 ft at 5 seconds.
.FRI NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas 2 to 4 ft. Wave Detail: NE 4 ft at 8 seconds and
NW 1 foot at 4 seconds. A chance of snow after midnight.
.SAT...N winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 3 ft. Wave Detail: NE 3 ft at 7 seconds. A chance of
snow in the morning.
.SAT NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
3 ft at 7 seconds.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft.
.SUN NIGHT AND MON...SW winds 10 to 15 kt, increasing to 15 to
20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
3 to 5 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ231-260100-
Cape Cod Bay-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 2 to 4 ft. Wave Detail: NW 4 ft at 4 seconds and
NE 3 ft at 8 seconds. A slight chance of showers.
.TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 5 to
7 ft. Wave Detail: NW 7 ft at 6 seconds and NE 3 ft at 9 seconds.
.FRI...N winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: N 6 ft at 8 seconds.
.FRI NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: N
4 ft at 8 seconds and NW 2 ft at 5 seconds. A chance of snow
after midnight.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: N 3 ft at 7 seconds and N 1 foot at 4 seconds.
A chance of snow in the morning.
.SAT NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
2 ft at 7 seconds and N 1 foot at 4 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. Rain likely.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt. Seas 3 to 5 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-260100-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 25 to 30 kt this
afternoon. Seas 5 to 7 ft. Wave Detail: E 7 ft at 10 seconds and
W 6 ft at 5 seconds. A chance of showers this morning. A slight
chance of showers this afternoon.
.TONIGHT...N winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to
10 ft. Wave Detail: NW 10 ft at 8 seconds and NE 6 ft at
11 seconds.
.FRI...N winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 7 to 10 ft, subsiding to 5 to
8 ft in the afternoon. Wave Detail: NW 10 ft at 8 seconds and NE
8 ft at 11 seconds, becoming N 8 ft at 9 seconds and NW 4 ft at
6 seconds.
.FRI NIGHT...N winds 10 to 15 kt, becoming NE 5 to 10 kt after
midnight. Seas 5 to 7 ft, subsiding to 3 to 5 ft after midnight.
Wave Detail: N 6 ft at 8 seconds and NW 1 foot at 5 seconds,
becoming N 5 ft at 7 seconds. A chance of snow after midnight.
.SAT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft
at 7 seconds. A chance of snow in the morning.
.SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE
4 ft at 9 seconds and N 1 foot at 5 seconds.
.SUN...NW winds around 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. Rain likely.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
7 to 10 ft, except 12 to 16 ft S and E of Nantucket. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ255-260100-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming W this afternoon. Gusts
up to 35 kt. Seas 4 to 6 ft, building to 6 to 9 ft this
afternoon. Wave Detail: W 6 ft at 5 seconds and E 5 ft at
10 seconds, becoming W 7 ft at 7 seconds and E 5 ft at
10 seconds. A chance of showers this morning.
.TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 6 to
9 ft. Wave Detail: NW 7 ft at 7 seconds and E 4 ft at 10 seconds.
.FRI...N winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: NW
5 ft at 6 seconds and NE 4 ft at 9 seconds.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail:
NE 3 ft at 9 seconds and NW 2 ft at 4 seconds. A chance of snow.
Vsby 1 NM or less after midnight.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Wave Detail: NE 4 ft at 8 seconds and SW 1 foot at
5 seconds. A chance of snow. Vsby 1 to 3 NM in the morning.
.SAT NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE
4 ft at 11 seconds and N 2 ft at 4 seconds.
.SUN...NW winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Rain likely.
.MON...SW winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to
10 ft. Rain.
.MON NIGHT...W winds 35 to 45 kt. Seas 11 to 15 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-260100-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming W this afternoon. Gusts
up to 35 kt. Seas 4 to 6 ft, building to 5 to 8 ft this
afternoon. Wave Detail: SW 6 ft at 5 seconds and E 4 ft at
10 seconds, becoming W 7 ft at 6 seconds and E 4 ft at
10 seconds.
.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 5 to 8 ft. Wave Detail: NW 7 ft at 6 seconds and E
4 ft at 10 seconds.
.FRI...N winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 5 to 7 ft, subsiding to 3 to 5 ft in the
afternoon. Wave Detail: NW 6 ft at 5 seconds and E 4 ft at
11 seconds, becoming NW 4 ft at 5 seconds and NE 4 ft at
8 seconds.
.FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NE
3 ft at 8 seconds and NW 2 ft at 4 seconds. A chance of snow in
the evening, then snow likely after midnight. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: E 3 ft at 6 seconds. Snow likely, mainly in
the morning with vsby 1 NM or less.
.SAT NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: NE
3 ft at 7 seconds and E 1 foot at 4 seconds.
.SUN...W winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Rain.
.MON...SW winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to
10 ft. Rain.
.MON NIGHT...W winds 35 to 45 kt. Seas 10 to 14 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ232-260100-
Nantucket Sound-
704 AM EST Thu Dec 25 2025
...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH
FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming W 20 to 25 kt this
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft
at 5 seconds and E 3 ft at 9 seconds. A chance of showers this
morning.
.TONIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 4 seconds and E
2 ft at 10 seconds.
.FRI...N winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 4 seconds and
NE 2 ft at 11 seconds.
.FRI NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW
2 ft at 4 seconds and NE 2 ft at 8 seconds. A chance of snow.
.SAT...NE winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft
at 10 seconds and NE 1 foot at 4 seconds. A chance of snow.
.SAT NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: NE
2 ft at 9 seconds and N 1 foot at 4 seconds.
.SUN...W winds around 10 kt. Seas 2 to 3 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Rain likely.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Rain.
.MON NIGHT...W winds 25 to 35 kt with gusts up to 40 kt. Seas
5 to 8 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-260100-
Vineyard Sound-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming NW this afternoon. Gusts
up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 5 seconds
and E 2 ft at 10 seconds. A slight chance of showers this
morning.
.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 6 seconds and E
1 foot at 10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
10 to 15 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW
2 ft at 4 seconds and NE 1 foot at 7 seconds.
.FRI NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt after
midnight. Seas around 2 ft in the evening, then 1 foot or less.
Wave Detail: NE 1 foot at 8 seconds, becoming NE 1 foot at
3 seconds and NE 1 foot at 10 seconds. A chance of snow. Vsby
1 NM or less after midnight.
.SAT...NE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: NE
1 foot at 4 seconds and NE 1 foot at 8 seconds. A chance of snow.
.SAT NIGHT...N winds 5 to 10 kt. Seas around 2 ft in the evening,
then 1 foot or less. Wave Detail: NW 1 foot at 2 seconds and NE
1 foot at 8 seconds, becoming NW 1 foot at 3 seconds and E 1 foot
at 10 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. Rain.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Rain.
.MON NIGHT...W winds 30 to 40 kt. Seas 6 to 9 ft. Rain likely.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ234-260100-
Buzzards Bay-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW this afternoon. Gusts
up to 30 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 4 seconds
and E 2 ft at 10 seconds. A slight chance of showers this
morning.
.TONIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
around 3 ft. Wave Detail: NW 3 ft at 5 seconds and E 2 ft at
10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
around 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N
2 ft at 5 seconds.
.FRI NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: NW 1 foot at 4 seconds and NE 1 foot at 8 seconds. A
chance of snow. Vsby 1 NM or less after midnight.
.SAT...NE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: NE
1 foot at 3 seconds and NE 1 foot at 8 seconds. A chance of snow.
.SAT NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: N 1 foot at 2 seconds and NE 1 foot at 8 seconds.
.SUN...W winds 5 to 10 kt. Seas 1 foot or less.
.SUN NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. Rain.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft. Rain.
.MON NIGHT...W winds 25 to 35 kt. Seas 4 to 6 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-260100-
Rhode Island Sound-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 20 to 25 kt, becoming NW this afternoon. Gusts
up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 5 seconds
and E 2 ft at 10 seconds.
.TONIGHT...N winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 6 seconds and E
2 ft at 10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
10 to 15 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW
4 ft at 4 seconds and E 2 ft at 10 seconds.
.FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds and
NE 2 ft at 10 seconds. A chance of snow in the evening, then snow
likely after midnight. Vsby 1 to 3 NM, decreasing to 1 NM or less
after midnight.
.SAT...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds and NE 2 ft at
11 seconds. A chance of snow. Vsby 1 NM or less in the morning.
.SAT NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
NE 2 ft at 7 seconds and E 1 foot at 4 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 15 to 20 kt. Seas 2 to 4 ft. Rain.
.MON...SW winds 25 to 30 kt. Seas 5 to 7 ft. Rain.
.MON NIGHT...W winds 25 to 35 kt with gusts up to 40 kt. Seas
7 to 10 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ237-260100-
Block Island Sound-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW 20 to 25 kt this
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW
4 ft at 4 seconds and E 2 ft at 10 seconds.
.TONIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft
at 5 seconds and E 3 ft at 10 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW 3 ft
at 4 seconds and NE 3 ft at 9 seconds.
.FRI NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds and
E 2 ft at 11 seconds. A chance of snow in the evening, then snow
likely after midnight. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: E 2 ft at 4 seconds and E 2 ft at 11 seconds.
Snow likely, mainly in the morning with vsby 1 NM or less.
.SAT NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E
2 ft at 5 seconds and E 1 foot at 12 seconds.
.SUN...W winds 5 to 10 kt. Seas around 2 ft.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft. Rain.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-260100-
Boston Harbor-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 10 to 15 kt, becoming NW 20 to 25 kt this
afternoon. Gusts up to 30 kt. Waves around 2 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Waves
around 2 ft.
.FRI...NW winds 15 to 20 kt, becoming N 5 to 10 kt in the
afternoon. Waves around 2 ft.
.FRI NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. A chance
of snow.
.SAT...N winds 5 to 10 kt. Waves around 2 ft. A chance of snow in
the morning.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.SUN...W winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT AND MON...SW winds around 10 kt, increasing to 15 to
20 kt with gusts up to 25 kt. Waves around 2 ft. Rain.
.MON NIGHT...W winds 25 to 30 kt. Waves around 2 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ236-260100-
Narragansett Bay-
704 AM EST Thu Dec 25 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...
.TODAY...SW winds 15 to 20 kt, becoming NW this afternoon. Gusts
up to 30 kt. Waves 2 to 3 ft.
.TONIGHT...N winds 15 to 20 kt with gusts up to 30 kt. Waves 2 to
3 ft.
.FRI...N winds 10 to 15 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. Waves 2 to 3 ft.
.FRI NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less. A chance
of snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.SAT...N winds 5 to 10 kt. Waves around 2 ft. A chance of snow.
Vsby 1 NM or less in the morning.
.SAT NIGHT...N winds 5 to 10 kt. Waves 1 foot or less.
.SUN...W winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft. Rain.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 3 to
5 ft. Rain.
.MON NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Waves
4 to 6 ft. A chance of rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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