FZUS51 KBOX 310005
CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
704 PM EST Tue Dec 30 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-311300-
704 PM EST Tue Dec 30 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
Gale force W winds with pockets of freezing spray will continue
through tonight. A cold front crosses the waters Wed night into
early Thu, then high pres builds S of the waters Fri. Another cold
front moves across the region Fri night followed by high pres
building across the waters this weekend.
$$
ANZ250-311300-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: W 8 ft at 6 seconds and SE 1 foot at
11 seconds. Light freezing spray.
.WED...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft
at 6 seconds and E 1 foot at 11 seconds.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at
11 seconds. A chance of snow in the evening, then snow likely
after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt with gusts up
to 30 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 5 ft
at 5 seconds and E 2 ft at 13 seconds. Snow likely in the
morning. Light freezing spray in the afternoon. Vsby 1 NM or less
in the morning.
.THU NIGHT AND FRI...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and E 2 ft at
12 seconds. A chance of light freezing spray.
.FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: W 4 ft at 4 seconds and E 1 foot at
12 seconds.
.SAT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of light freezing spray.
.SAT NIGHT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to
4 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-311300-
Massachusetts Bay and Ipswich Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 5 seconds and E 1 foot at
12 seconds. Light freezing spray.
.WED...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: SW
4 ft at 4 seconds and E 1 foot at 12 seconds. Light freezing
spray in the morning.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 3 seconds and E 1 foot at 11 seconds. A chance of snow
in the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and
E 1 foot at 14 seconds. Light freezing spray. A chance of snow in
the morning with vsby 1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and E
2 ft at 13 seconds. Light freezing spray, mainly in the evening.
.FRI...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft
at 4 seconds and E 2 ft at 11 seconds. A chance of light freezing
spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft.
.SAT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft.
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.
$$
ANZ231-311300-
Cape Cod Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 5 seconds and SE 1 foot at
11 seconds. Light freezing spray.
.WED...W winds 15 to 20 kt, becoming SW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: W 4 ft
at 5 seconds and E 1 foot at 12 seconds. Light freezing spray in
the morning.
.WED NIGHT...SW winds around 10 kt. Seas around 2 ft. Wave
Detail: W 2 ft at 3 seconds and E 1 foot at 11 seconds. A chance
of snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.THU...W winds 10 to 15 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and
E 1 foot at 14 seconds. Snow likely, mainly in the morning. Light
freezing spray in the afternoon. Vsby 1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Seas around 3 ft. Wave Detail: NW 3 ft at 5 seconds and
E 1 foot at 13 seconds. Light freezing spray, mainly in the
evening.
.FRI AND FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 5 seconds and NE 1 foot at 11 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas around 2 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-311300-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to
10 ft. Wave Detail: W 8 ft at 6 seconds and SE 2 ft at
11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
around 15 kt with gusts up to 20 kt in the afternoon. Seas 5 to
7 ft, subsiding to 3 to 5 ft in the afternoon. Wave Detail: W
6 ft at 6 seconds and SE 1 foot at 11 seconds, becoming SW 4 ft
at 6 seconds and E 1 foot at 10 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Wave Detail: SW 3 ft at 7 seconds and E
2 ft at 14 seconds. A chance of snow in the evening, then snow
likely after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 5 seconds and
E 2 ft at 14 seconds. Snow likely, mainly in the morning. Vsby
1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and E 2 ft at
12 seconds. A chance of light freezing spray.
.FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 6 seconds and E 2 ft at 12 seconds.
A chance of light freezing spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.SAT THROUGH SUN...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft.
.SUN NIGHT...W winds around 10 kt. Seas 3 to 5 ft.
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.
$$
ANZ255-311300-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 40 kt, diminishing to 25 to 35 kt after
midnight. Seas 9 to 12 ft. Wave Detail: W 12 ft at 9 seconds and
SE 1 foot at 11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 6 to 9 ft, subsiding to 5 to
7 ft in the afternoon. Wave Detail: SW 9 ft at 8 seconds and E
1 foot at 12 seconds, becoming SW 6 ft at 8 seconds and E 1 foot
at 12 seconds.
.WED NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Wave Detail:
SW 6 ft at 8 seconds and E 1 foot at 11 seconds. A chance of snow
in the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft. Wave Detail: W 8 ft at 8 seconds and E 2 ft at 14 seconds.
Snow likely, mainly in the morning. Vsby 1 NM or less.
.THU NIGHT...NW winds 25 to 30 kt. Seas 5 to 7 ft. Wave Detail: W
7 ft at 8 seconds and E 2 ft at 13 seconds. A chance of light
freezing spray.
.FRI...W winds 20 to 25 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft
at 7 seconds and E 2 ft at 12 seconds. A chance of light freezing
spray in the morning.
.FRI NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Seas 4 to 6 ft.
.SAT...NW winds 15 to 20 kt. Seas 3 to 5 ft.
.SAT NIGHT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to
3 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-311300-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 40 kt, diminishing to 25 to 35 kt after
midnight. Seas 9 to 12 ft. Wave Detail: W 11 ft at 8 seconds and
S 1 foot at 12 seconds.
.WED...W 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
6 ft in the afternoon. Wave Detail: W 8 ft at 8 seconds and E
1 foot at 12 seconds, becoming SW 6 ft at 7 seconds and E 1 foot
at 12 seconds.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
5 to 7 ft. Wave Detail: SW 6 ft at 7 seconds and E 1 foot at
12 seconds. A chance of snow in the evening, then snow likely
after midnight with vsby 1 NM or less.
.THU...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: W 7 ft at 7 seconds and E 1 foot at
15 seconds. A chance of snow in the morning with vsby 1 NM or
less.
.THU NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 7 seconds
and E 1 foot at 14 seconds. A chance of light freezing spray.
.FRI AND FRI NIGHT...W winds 20 to 25 kt. Seas 3 to 5 ft. Wave
Detail: W 5 ft at 6 seconds and E 1 foot at 13 seconds.
.SAT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to 4 ft.
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.
$$
ANZ232-311300-
Nantucket Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 35 kt, diminishing to 25 to 30 kt after
midnight. Seas 5 to 7 ft. Wave Detail: W 6 ft at 6 seconds and S
1 foot at 11 seconds.
.WED...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Seas 4 to 6 ft, subsiding to 2 to 4 ft in the
afternoon. Wave Detail: W 5 ft at 5 seconds and SE 1 foot at
12 seconds, becoming SW 3 ft at 5 seconds and E 1 foot at
12 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and E
1 foot at 11 seconds. A chance of snow in the evening, then snow
likely after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: W 4 ft at 4 seconds and E
1 foot at 14 seconds. Snow likely, mainly in the morning. Vsby
1 NM or less.
.THU NIGHT AND FRI...W winds 20 to 25 kt. Seas 2 to 4 ft. Wave
Detail: W 4 ft at 5 seconds and E 1 foot at 13 seconds. A chance
of light freezing spray.
.FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: W
3 ft at 4 seconds and E 1 foot at 12 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-311300-
Vineyard Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 35 kt, diminishing to 25 to 30 kt after
midnight. Seas 5 to 8 ft. Wave Detail: SW 8 ft at 7 seconds and S
1 foot at 11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to
4 ft in the afternoon. Wave Detail: SW 6 ft at 7 seconds and E
1 foot at 12 seconds, becoming SW 4 ft at 7 seconds and E 1 foot
at 12 seconds.
.WED NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and E
1 foot at 11 seconds. A chance of snow in the evening, then snow
likely after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and
E 1 foot at 14 seconds. A chance of snow in the morning. Light
freezing spray in the afternoon. Vsby 1 NM or less in the
morning.
.THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
2 to 4 ft. Wave Detail: W 4 ft at 7 seconds and E 1 foot at
14 seconds. Light freezing spray, mainly in the evening.
.FRI...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft
at 6 seconds and E 1 foot at 12 seconds. A chance of light
freezing spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 3 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
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.
$$
ANZ234-311300-
Buzzards Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 7 seconds and S 1 foot at
12 seconds. Light freezing spray.
.WED...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the
afternoon. Wave Detail: SW 5 ft at 7 seconds and SE 1 foot at
12 seconds, becoming SW 3 ft at 7 seconds and E 1 foot at
12 seconds. Light freezing spray in the morning.
.WED NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 7 seconds and E 1 foot at 11 seconds. A chance of snow in
the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft. Wave Detail: W 3 ft at 6 seconds and E 1 foot at
14 seconds. A chance of snow in the morning. Light freezing spray
in the afternoon. Vsby 1 NM or less in the morning.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds and E
1 foot at 14 seconds. Light freezing spray, mainly in the
evening.
.FRI AND FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 7 seconds and E 1 foot at 13 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas around 2 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-311300-
Rhode Island Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 35 kt, diminishing to 25 to 30 kt after
midnight. Seas 6 to 9 ft. Wave Detail: W 9 ft at 8 seconds and S
2 ft at 11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft
at 8 seconds and SE 1 foot at 13 seconds.
.WED NIGHT...W winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SW
5 ft at 7 seconds and E 1 foot at 12 seconds. A chance of snow in
the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: W 5 ft at 7 seconds and E
1 foot at 15 seconds. A chance of snow in the morning. Light
freezing spray in the afternoon. Vsby 1 NM or less in the
morning.
.THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft. Wave Detail: W 5 ft at 7 seconds and E 1 foot at
15 seconds. Light freezing spray, mainly in the evening.
.FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Wave Detail: W 4 ft at 7 seconds and E 1 foot at
13 seconds. A chance of light freezing spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
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.
$$
ANZ237-311300-
Block Island Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
8 ft. Wave Detail: W 7 ft at 6 seconds and S 2 ft at 10 seconds.
.WED...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 6 seconds and S 1 foot at
12 seconds.
.WED NIGHT...W winds around 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. Wave Detail: W 4 ft at 6 seconds and SE 1 foot at
9 seconds. A chance of snow in the evening, then snow likely
after midnight with vsby 1 NM or less.
.THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 6 seconds and E 1 foot at
15 seconds. Light freezing spray. A chance of snow in the morning
with vsby 1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: W 4 ft
at 6 seconds and SE 1 foot at 15 seconds. Light freezing spray,
mainly in the evening.
.FRI AND FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and E 1 foot at
13 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-311300-
Boston Harbor-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Waves around 2 ft.
.WED...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves around 2 ft.
.WED NIGHT...SW winds 10 to 15 kt. Waves 1 foot or less. A chance
of snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.THU...W winds 10 to 15 kt, becoming NW 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Waves around 2 ft. A chance of snow
in the morning with vsby 1 NM or less.
.THU NIGHT THROUGH FRI NIGHT...W winds 15 to 20 kt with gusts up
to 25 kt. Waves around 2 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Waves around 2 ft.
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.
$$
ANZ236-311300-
Narragansett Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...
.TONIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Waves 3 to
5 ft. Light freezing spray.
.WED...W winds 15 to 20 kt, becoming SW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.THU...W winds 10 to 15 kt, becoming NW 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 3 ft. A chance of snow
in the morning. Light freezing spray in the afternoon. Vsby 1 NM
or less in the morning.
.THU NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after
midnight. Gusts up to 25 kt. Waves 2 to 3 ft. Light freezing
spray in the evening.
.FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt. Waves around 2 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
704 PM EST Tue Dec 30 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-311300-
704 PM EST Tue Dec 30 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
Gale force W winds with pockets of freezing spray will continue
through tonight. A cold front crosses the waters Wed night into
early Thu, then high pres builds S of the waters Fri. Another cold
front moves across the region Fri night followed by high pres
building across the waters this weekend.
$$
ANZ250-311300-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: W 8 ft at 6 seconds and SE 1 foot at
11 seconds. Light freezing spray.
.WED...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft
at 6 seconds and E 1 foot at 11 seconds.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at
11 seconds. A chance of snow in the evening, then snow likely
after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt with gusts up
to 30 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 5 ft
at 5 seconds and E 2 ft at 13 seconds. Snow likely in the
morning. Light freezing spray in the afternoon. Vsby 1 NM or less
in the morning.
.THU NIGHT AND FRI...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and E 2 ft at
12 seconds. A chance of light freezing spray.
.FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: W 4 ft at 4 seconds and E 1 foot at
12 seconds.
.SAT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of light freezing spray.
.SAT NIGHT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to
4 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-311300-
Massachusetts Bay and Ipswich Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 5 seconds and E 1 foot at
12 seconds. Light freezing spray.
.WED...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: SW
4 ft at 4 seconds and E 1 foot at 12 seconds. Light freezing
spray in the morning.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 3 seconds and E 1 foot at 11 seconds. A chance of snow
in the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and
E 1 foot at 14 seconds. Light freezing spray. A chance of snow in
the morning with vsby 1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and E
2 ft at 13 seconds. Light freezing spray, mainly in the evening.
.FRI...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft
at 4 seconds and E 2 ft at 11 seconds. A chance of light freezing
spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft.
.SAT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft.
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.
$$
ANZ231-311300-
Cape Cod Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 5 seconds and SE 1 foot at
11 seconds. Light freezing spray.
.WED...W winds 15 to 20 kt, becoming SW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: W 4 ft
at 5 seconds and E 1 foot at 12 seconds. Light freezing spray in
the morning.
.WED NIGHT...SW winds around 10 kt. Seas around 2 ft. Wave
Detail: W 2 ft at 3 seconds and E 1 foot at 11 seconds. A chance
of snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.THU...W winds 10 to 15 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and
E 1 foot at 14 seconds. Snow likely, mainly in the morning. Light
freezing spray in the afternoon. Vsby 1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Seas around 3 ft. Wave Detail: NW 3 ft at 5 seconds and
E 1 foot at 13 seconds. Light freezing spray, mainly in the
evening.
.FRI AND FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 5 seconds and NE 1 foot at 11 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas around 2 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-311300-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to
10 ft. Wave Detail: W 8 ft at 6 seconds and SE 2 ft at
11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
around 15 kt with gusts up to 20 kt in the afternoon. Seas 5 to
7 ft, subsiding to 3 to 5 ft in the afternoon. Wave Detail: W
6 ft at 6 seconds and SE 1 foot at 11 seconds, becoming SW 4 ft
at 6 seconds and E 1 foot at 10 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Wave Detail: SW 3 ft at 7 seconds and E
2 ft at 14 seconds. A chance of snow in the evening, then snow
likely after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 5 seconds and
E 2 ft at 14 seconds. Snow likely, mainly in the morning. Vsby
1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and E 2 ft at
12 seconds. A chance of light freezing spray.
.FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 6 seconds and E 2 ft at 12 seconds.
A chance of light freezing spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft.
.SAT THROUGH SUN...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft.
.SUN NIGHT...W winds around 10 kt. Seas 3 to 5 ft.
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.
$$
ANZ255-311300-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 40 kt, diminishing to 25 to 35 kt after
midnight. Seas 9 to 12 ft. Wave Detail: W 12 ft at 9 seconds and
SE 1 foot at 11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 6 to 9 ft, subsiding to 5 to
7 ft in the afternoon. Wave Detail: SW 9 ft at 8 seconds and E
1 foot at 12 seconds, becoming SW 6 ft at 8 seconds and E 1 foot
at 12 seconds.
.WED NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Wave Detail:
SW 6 ft at 8 seconds and E 1 foot at 11 seconds. A chance of snow
in the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft. Wave Detail: W 8 ft at 8 seconds and E 2 ft at 14 seconds.
Snow likely, mainly in the morning. Vsby 1 NM or less.
.THU NIGHT...NW winds 25 to 30 kt. Seas 5 to 7 ft. Wave Detail: W
7 ft at 8 seconds and E 2 ft at 13 seconds. A chance of light
freezing spray.
.FRI...W winds 20 to 25 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft
at 7 seconds and E 2 ft at 12 seconds. A chance of light freezing
spray in the morning.
.FRI NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Seas 4 to 6 ft.
.SAT...NW winds 15 to 20 kt. Seas 3 to 5 ft.
.SAT NIGHT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to
3 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-311300-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 40 kt, diminishing to 25 to 35 kt after
midnight. Seas 9 to 12 ft. Wave Detail: W 11 ft at 8 seconds and
S 1 foot at 12 seconds.
.WED...W 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
6 ft in the afternoon. Wave Detail: W 8 ft at 8 seconds and E
1 foot at 12 seconds, becoming SW 6 ft at 7 seconds and E 1 foot
at 12 seconds.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
5 to 7 ft. Wave Detail: SW 6 ft at 7 seconds and E 1 foot at
12 seconds. A chance of snow in the evening, then snow likely
after midnight with vsby 1 NM or less.
.THU...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: W 7 ft at 7 seconds and E 1 foot at
15 seconds. A chance of snow in the morning with vsby 1 NM or
less.
.THU NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 7 seconds
and E 1 foot at 14 seconds. A chance of light freezing spray.
.FRI AND FRI NIGHT...W winds 20 to 25 kt. Seas 3 to 5 ft. Wave
Detail: W 5 ft at 6 seconds and E 1 foot at 13 seconds.
.SAT THROUGH SUN NIGHT...W winds 15 to 20 kt. Seas 2 to 4 ft.
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.
$$
ANZ232-311300-
Nantucket Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 35 kt, diminishing to 25 to 30 kt after
midnight. Seas 5 to 7 ft. Wave Detail: W 6 ft at 6 seconds and S
1 foot at 11 seconds.
.WED...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Seas 4 to 6 ft, subsiding to 2 to 4 ft in the
afternoon. Wave Detail: W 5 ft at 5 seconds and SE 1 foot at
12 seconds, becoming SW 3 ft at 5 seconds and E 1 foot at
12 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and E
1 foot at 11 seconds. A chance of snow in the evening, then snow
likely after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: W 4 ft at 4 seconds and E
1 foot at 14 seconds. Snow likely, mainly in the morning. Vsby
1 NM or less.
.THU NIGHT AND FRI...W winds 20 to 25 kt. Seas 2 to 4 ft. Wave
Detail: W 4 ft at 5 seconds and E 1 foot at 13 seconds. A chance
of light freezing spray.
.FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: W
3 ft at 4 seconds and E 1 foot at 12 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-311300-
Vineyard Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 35 kt, diminishing to 25 to 30 kt after
midnight. Seas 5 to 8 ft. Wave Detail: SW 8 ft at 7 seconds and S
1 foot at 11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to
4 ft in the afternoon. Wave Detail: SW 6 ft at 7 seconds and E
1 foot at 12 seconds, becoming SW 4 ft at 7 seconds and E 1 foot
at 12 seconds.
.WED NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and E
1 foot at 11 seconds. A chance of snow in the evening, then snow
likely after midnight with vsby 1 NM or less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and
E 1 foot at 14 seconds. A chance of snow in the morning. Light
freezing spray in the afternoon. Vsby 1 NM or less in the
morning.
.THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
2 to 4 ft. Wave Detail: W 4 ft at 7 seconds and E 1 foot at
14 seconds. Light freezing spray, mainly in the evening.
.FRI...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft
at 6 seconds and E 1 foot at 12 seconds. A chance of light
freezing spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 3 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
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.
$$
ANZ234-311300-
Buzzards Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 7 seconds and S 1 foot at
12 seconds. Light freezing spray.
.WED...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the
afternoon. Wave Detail: SW 5 ft at 7 seconds and SE 1 foot at
12 seconds, becoming SW 3 ft at 7 seconds and E 1 foot at
12 seconds. Light freezing spray in the morning.
.WED NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 7 seconds and E 1 foot at 11 seconds. A chance of snow in
the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft. Wave Detail: W 3 ft at 6 seconds and E 1 foot at
14 seconds. A chance of snow in the morning. Light freezing spray
in the afternoon. Vsby 1 NM or less in the morning.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds and E
1 foot at 14 seconds. Light freezing spray, mainly in the
evening.
.FRI AND FRI NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 7 seconds and E 1 foot at 13 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas around 2 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-311300-
Rhode Island Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 30 to 35 kt, diminishing to 25 to 30 kt after
midnight. Seas 6 to 9 ft. Wave Detail: W 9 ft at 8 seconds and S
2 ft at 11 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to
15 to 20 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft
at 8 seconds and SE 1 foot at 13 seconds.
.WED NIGHT...W winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SW
5 ft at 7 seconds and E 1 foot at 12 seconds. A chance of snow in
the evening, then snow likely after midnight with vsby 1 NM or
less.
.THU...W winds 15 to 20 kt, becoming NW 20 to 25 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: W 5 ft at 7 seconds and E
1 foot at 15 seconds. A chance of snow in the morning. Light
freezing spray in the afternoon. Vsby 1 NM or less in the
morning.
.THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft. Wave Detail: W 5 ft at 7 seconds and E 1 foot at
15 seconds. Light freezing spray, mainly in the evening.
.FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Wave Detail: W 4 ft at 7 seconds and E 1 foot at
13 seconds. A chance of light freezing spray in the morning.
.FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
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.
$$
ANZ237-311300-
Block Island Sound-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
8 ft. Wave Detail: W 7 ft at 6 seconds and S 2 ft at 10 seconds.
.WED...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 6 seconds and S 1 foot at
12 seconds.
.WED NIGHT...W winds around 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. Wave Detail: W 4 ft at 6 seconds and SE 1 foot at
9 seconds. A chance of snow in the evening, then snow likely
after midnight with vsby 1 NM or less.
.THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 6 seconds and E 1 foot at
15 seconds. Light freezing spray. A chance of snow in the morning
with vsby 1 NM or less.
.THU NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: W 4 ft
at 6 seconds and SE 1 foot at 15 seconds. Light freezing spray,
mainly in the evening.
.FRI AND FRI NIGHT...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and E 1 foot at
13 seconds.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Seas 2 to 3 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-311300-
Boston Harbor-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...
.TONIGHT...W winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. Waves around 2 ft.
.WED...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves around 2 ft.
.WED NIGHT...SW winds 10 to 15 kt. Waves 1 foot or less. A chance
of snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.THU...W winds 10 to 15 kt, becoming NW 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Waves around 2 ft. A chance of snow
in the morning with vsby 1 NM or less.
.THU NIGHT THROUGH FRI NIGHT...W winds 15 to 20 kt with gusts up
to 25 kt. Waves around 2 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt with gusts up to
20 kt. Waves around 2 ft.
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.
$$
ANZ236-311300-
Narragansett Bay-
704 PM EST Tue Dec 30 2025
...GALE WARNING IN EFFECT UNTIL 1 AM EST WEDNESDAY...
.TONIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Waves 3 to
5 ft. Light freezing spray.
.WED...W winds 15 to 20 kt, becoming SW 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
snow in the evening, then snow likely after midnight with vsby
1 NM or less.
.THU...W winds 10 to 15 kt, becoming NW 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 3 ft. A chance of snow
in the morning. Light freezing spray in the afternoon. Vsby 1 NM
or less in the morning.
.THU NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after
midnight. Gusts up to 25 kt. Waves 2 to 3 ft. Light freezing
spray in the evening.
.FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft.
.SAT THROUGH SUN NIGHT...W winds 10 to 15 kt. Waves around 2 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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