FZUS51 KBOX 230605
CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
105 AM EST Tue Dec 23 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-231900-
105 AM EST Tue Dec 23 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds S of the waters tonight, then a warm front moves
into the southern waters Tue with showers. Low pres develops on the
front south of New Eng Tue night and moves offshore while deepening
into a Gale center well E of New Eng on Wed. A cold front will drop
S across New Eng Thu and set up south of the waters Thu night and
Fri. Low pres is expected to develop to the west on Fri and may
track along this front S of the waters Fri night into Sat.
$$
ANZ250-231900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave
Detail: NW 2 ft at 5 seconds and E 1 foot at 10 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: W 2 ft at 3 seconds and N 1 foot at
5 seconds. A chance of rain in the morning, then rain in the
afternoon. Patchy fog in the afternoon with vsby 1 to 3 NM.
.TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt,
becoming W 15 to 20 kt with gusts up to 30 kt after midnight.
Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at
5 seconds. Patchy fog. Rain, mainly in the evening. Vsby 1 NM or
less, increasing to 1 to 3 NM after midnight.
.WED...N winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
7 ft. Wave Detail: N 7 ft at 6 seconds and E 7 ft at 8 seconds. A
chance of rain. Patchy fog in the morning.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt, becoming
W around 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: E
7 ft at 9 seconds and N 4 ft at 6 seconds.
.THU AND THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft. Wave Detail: E 6 ft at 10 seconds and N 5 ft at
5 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
5 ft.
.FRI NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
6 to 9 ft. A chance of snow. Vsby 1 to 3 NM.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 7 to
10 ft. A chance of snow.
.SAT NIGHT...E winds around 10 kt. Seas 4 to 6 ft. A chance of
rain and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-231900-
Massachusetts Bay and Ipswich Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: NW 1 foot at 4 seconds and E 1 foot at 10 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: S 2 ft at 3 seconds and NE 1 foot at
5 seconds. A chance of rain and snow in the morning, then rain in
the afternoon. Patchy fog in the afternoon with vsby 1 to 3 NM.
.TUE NIGHT...SE winds 10 to 15 kt, becoming W 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W
3 ft at 3 seconds and SE 2 ft at 3 seconds. Patchy fog. Rain,
mainly in the evening. Vsby 1 NM or less, increasing to 1 to 3 NM
after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
4 ft. Wave Detail: NW 4 ft at 4 seconds and NE 4 ft at 7 seconds.
A chance of snow in the morning.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft. Wave Detail: E 5 ft at 9 seconds and N 4 ft at
6 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas 3 to 4 ft. Wave Detail: N
4 ft at 5 seconds and E 4 ft at 11 seconds. A chance of light
freezing spray after midnight.
.FRI...N winds 15 to 20 kt. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
snow. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. A chance of snow.
.SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of snow
and 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.
$$
ANZ231-231900-
Cape Cod Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: N 2 ft at 6 seconds and E 1 foot at 10 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: N 1 foot at 6 seconds and E 1 foot at
10 seconds. A chance of rain in the morning, then rain in the
afternoon. Patchy fog in the afternoon with vsby 1 NM or less.
.TUE NIGHT...SE winds 5 to 10 kt, becoming W 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W
3 ft at 4 seconds and SE 1 foot at 4 seconds. Patchy fog. Rain,
mainly in the evening. Vsby 1 NM or less, increasing to 1 to 3 NM
after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 3 to
5 ft. Wave Detail: N 5 ft at 6 seconds and E 3 ft at 9 seconds. A
chance of rain. Patchy fog in the morning.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: N 4 ft at 6 seconds and E 4 ft at
10 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas around 3 ft. Wave Detail:
N 3 ft at 5 seconds and E 3 ft at 11 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Snow likely.
Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of snow.
Vsby 1 to 3 NM.
.SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of rain
and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-231900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave
Detail: W 3 ft at 5 seconds and N 2 ft at 7 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to
3 ft. Wave Detail: W 2 ft at 5 seconds and NE 2 ft at 6 seconds.
A chance of rain in the morning, then rain in the afternoon.
Patchy fog in the afternoon with vsby 1 NM or less.
.TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt,
becoming W 15 to 20 kt with gusts up to 30 kt after midnight.
Seas 2 to 3 ft, building to 3 to 5 ft after midnight. Wave
Detail: S 3 ft at 4 seconds and NE 1 foot at 5 seconds, becoming
W 5 ft at 4 seconds and E 1 foot at 5 seconds. Patchy fog. Rain,
mainly in the evening. Vsby 1 NM or less, increasing to 1 to 3 NM
after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
7 ft, except 7 to 10 ft S and E of Nantucket. Wave Detail: N 7 ft
at 7 seconds and E 7 ft at 9 seconds. A chance of rain. Patchy
fog in the morning.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 30 kt, becoming
NW around 10 kt after midnight. Seas 5 to 8 ft. Wave Detail: E
8 ft at 9 seconds and N 5 ft at 7 seconds.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
7 ft. Wave Detail: E 7 ft at 10 seconds and W 4 ft at 5 seconds.
A chance of snow in the afternoon.
.THU NIGHT...NW winds 20 to 25 kt. Seas 4 to 6 ft.
.FRI...N winds 20 to 25 kt. Seas 4 to 6 ft. A chance of light
freezing spray.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. A chance of
snow. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 7 to
10 ft. A chance of snow. Vsby 1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 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.
$$
ANZ255-231900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: W 4 ft at 6 seconds and NE 1 foot at 6 seconds.
.TUE...W winds 10 to 15 kt, becoming SW 5 to 10 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: SW 4 ft
at 5 seconds and NE 1 foot at 6 seconds. A chance of rain in the
morning, then rain in the afternoon. Patchy fog in the afternoon
with vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt, becoming
W 20 to 25 kt with gusts up to 35 kt after midnight. Seas 3 to
4 ft, building to 4 to 6 ft after midnight. Wave Detail: SW 4 ft
at 6 seconds and NE 1 foot at 4 seconds, becoming W 6 ft at
7 seconds and NE 1 foot at 4 seconds. Patchy fog. Rain, mainly in
the evening. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...NW winds 25 to 35 kt with gusts up to 40 kt. Seas 6 to
9 ft, subsiding to 5 to 7 ft in the afternoon. Wave Detail: W
9 ft at 8 seconds and E 1 foot at 10 seconds, becoming N 7 ft at
7 seconds and E 1 foot at 10 seconds.
.WED NIGHT...N winds 20 to 25 kt with gusts up to 30 kt, becoming
NW around 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: N
5 ft at 6 seconds and E 5 ft at 10 seconds.
.THU...W winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Seas 5 to 7 ft. Wave Detail: W 6 ft at 6 seconds and E
6 ft at 10 seconds.
.THU NIGHT...NW winds 25 to 30 kt. Seas 5 to 7 ft. A chance of
light freezing spray after midnight.
.FRI...N winds 20 to 25 kt. Seas 4 to 6 ft. A chance of light
freezing spray. A chance of snow.
.FRI NIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft. Snow likely.
Vsby 1 NM or less.
.SAT...NE winds 15 to 20 kt. Seas 5 to 8 ft. Snow likely with a
chance of rain. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt with gusts up to 20 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.
$$
ANZ256-231900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: W 3 ft at 5 seconds and SE 1 foot at 9 seconds.
.TUE...W winds 10 to 15 kt, becoming SW in the afternoon. Gusts
up to 20 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds
and SE 1 foot at 10 seconds. Patchy fog. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt,
becoming W 20 to 25 kt with gusts up to 35 kt after midnight.
Seas 3 to 4 ft, building to 4 to 6 ft after midnight. Wave
Detail: SW 4 ft at 6 seconds and SE 1 foot at 10 seconds,
becoming W 6 ft at 6 seconds and SE 1 foot at 10 seconds. Patchy
fog in the evening. Rain in the evening with vsby 1 NM or less.
.WED...NW winds 25 to 35 kt with gusts up to 40 kt. Seas 5 to
8 ft. Wave Detail: N 8 ft at 6 seconds and SE 1 foot at
10 seconds.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt, becoming
NW around 10 kt after midnight. Seas 3 to 5 ft, subsiding to 2 to
3 ft after midnight. Wave Detail: N 5 ft at 6 seconds and E
1 foot at 10 seconds, becoming W 3 ft at 6 seconds and E 3 ft at
10 seconds.
.THU AND THU NIGHT...N winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft. Wave Detail: W 5 ft at 5 seconds and E 4 ft at
10 seconds.
.FRI...N winds 20 to 25 kt. Seas 5 to 7 ft. A chance of snow.
.FRI NIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas
6 to 9 ft. Snow likely. Vsby 1 NM or less.
.SAT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
8 ft. Snow likely with a chance of rain. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt with gusts up to 20 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.
$$
ANZ232-231900-
Nantucket Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: W 2 ft at 4 seconds and NE 1 foot at 6 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at
6 seconds. A chance of rain in the morning, then rain in the
afternoon. Patchy fog in the afternoon with vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
W 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to
4 ft. Wave Detail: W 4 ft at 4 seconds and SE 1 foot at
4 seconds. Patchy fog. Rain, mainly in the evening. Vsby 1 NM or
less, increasing to 1 to 3 NM after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: NW 5 ft at 5 seconds and NE 2 ft at 5 seconds.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt, becoming
NW around 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: N
3 ft at 5 seconds and E 3 ft at 10 seconds.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 3 ft at 4 seconds and E 3 ft at 10 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas 3 to 4 ft. A chance of
light freezing spray after midnight.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of light freezing spray.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt. Gusts up to 20 kt.
Seas 3 to 5 ft. Snow likely. Vsby 1 NM or less, increasing to
1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-231900-
Vineyard Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 5 seconds and N 1 foot at 6 seconds.
.TUE...W winds 5 to 10 kt, becoming SW in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 5 seconds and NE 1 foot at
6 seconds. Patchy fog. Rain. Vsby 1 NM or less in the afternoon.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
W 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to
4 ft. Wave Detail: SW 4 ft at 6 seconds and SE 1 foot at
3 seconds. Patchy fog. Rain in the evening. Vsby 1 NM or less,
increasing to 1 to 3 NM after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
4 ft. Wave Detail: W 4 ft at 6 seconds and NE 2 ft at 6 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and NE 2 ft at
4 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas around 3 ft. Wave Detail:
NW 3 ft at 5 seconds and E 2 ft at 12 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt, increasing to 15 to
20 kt. Seas 3 to 5 ft. Snow likely. Vsby 1 NM or less, increasing
to 1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
rain and snow.
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.
$$
ANZ234-231900-
Buzzards Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and NE 1 foot at 6 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 5 seconds and NE 1 foot at
6 seconds. Patchy fog. A chance of rain in the morning, then rain
in the afternoon with vsby 1 NM or less.
.TUE NIGHT...S winds 5 to 10 kt, becoming W 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W
3 ft at 6 seconds and SE 1 foot at 4 seconds. Patchy fog. Rain in
the evening. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...NW winds 20 to 25 kt with gusts up to 35 kt. Seas around
3 ft. Wave Detail: W 3 ft at 5 seconds and NE 2 ft at 6 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and NE 2 ft at
4 seconds.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and E 2 ft at
11 seconds.
.FRI...N winds 15 to 20 kt. Seas 2 to 3 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt. Gusts up to 20 kt.
Seas 2 to 4 ft. Snow likely. Vsby 1 NM or less, increasing to
1 to 3 NM.
.SAT NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of
rain and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-231900-
Rhode Island Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 5 seconds and SE 1 foot at 9 seconds.
.TUE...W winds 10 to 15 kt, becoming SW 5 to 10 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft
at 5 seconds and SE 1 foot at 10 seconds. Patchy fog. A chance of
rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM,
decreasing to 1 NM or less in the afternoon.
.TUE NIGHT...SW winds 15 to 20 kt, becoming W 20 to 25 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft, building to
3 to 5 ft after midnight. Wave Detail: SW 3 ft at 6 seconds and
SE 1 foot at 10 seconds, becoming W 5 ft at 6 seconds and SE
1 foot at 10 seconds. Patchy fog. Rain in the evening with vsby
1 NM or less.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 7 seconds and N 2 ft at 6 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and N 2 ft at
4 seconds.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: NW 4 ft at 6 seconds and E 2 ft at
12 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Snow
likely. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 4 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.
$$
ANZ237-231900-
Block Island Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 2 ft at 4 seconds and SE 1 foot at 9 seconds.
.TUE...W winds 10 to 15 kt, becoming S with gusts up to 20 kt in
the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds
and SE 1 foot at 9 seconds. Patchy fog. Rain. Vsby 1 NM or less.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming W 15 to 20 kt with gusts up to 30 kt after midnight.
Seas 2 to 4 ft. Wave Detail: W 4 ft at 6 seconds and SE 1 foot at
10 seconds. Patchy fog in the evening. Rain likely in the evening
with vsby 1 NM or less.
.WED...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 2 to
4 ft. Wave Detail: NW 4 ft at 5 seconds and SE 1 foot at
10 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and E 3 ft at
10 seconds.
.THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail:
NW 3 ft at 5 seconds and E 3 ft at 11 seconds.
.FRI...N winds 15 to 20 kt. Seas 3 to 5 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt, increasing to 15 to
20 kt. Seas 4 to 6 ft. Snow. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-231900-
Boston Harbor-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 5 to 10 kt. Waves 1 foot or less.
.TUE...SW winds 5 to 10 kt, becoming S in the afternoon. Waves
1 foot or less. A chance of snow in the morning, then rain and
snow likely in the afternoon. Patchy fog in the afternoon with
vsby 1 to 3 NM.
.TUE NIGHT...SE winds 5 to 10 kt, becoming W 10 to 15 kt with
gusts up to 30 kt after midnight. Waves 1 foot or less, then
around 2 ft after midnight. Patchy fog. Rain, mainly in the
evening. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...NW winds 20 to 25 kt with gusts up to 30 kt. Waves around
2 ft.
.WED NIGHT AND THU...W winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Waves
around 2 ft.
.FRI...N winds 15 to 20 kt. Waves around 2 ft.
.FRI NIGHT...N winds 5 to 10 kt. Waves 1 foot or less, except
2 to 4 ft at the outer harbor entrance. Snow likely. Vsby 1 to
3 NM.
.SAT...NE winds 10 to 15 kt. Waves 2 to 3 ft. A chance of snow.
.SAT NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less, except
2 to 4 ft at the outer harbor entrance. A chance of snow and
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.
$$
ANZ236-231900-
Narragansett Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 5 to 10 kt. Waves around 2 ft.
.TUE...SW winds 5 to 10 kt, becoming S in the afternoon. Waves
around 2 ft. Patchy fog. Rain. A chance of snow in the morning.
Vsby 1 to 3 NM, decreasing to 1 NM or less in the afternoon.
.TUE NIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with
gusts up to 30 kt after midnight. Waves 2 to 3 ft. Patchy fog.
Rain in the evening with vsby 1 NM or less.
.WED...NW winds 20 to 25 kt with gusts up to 30 kt. Waves 2 to
3 ft.
.WED NIGHT AND THU...W winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft.
.FRI...N winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt. Waves 2 to 3 ft. Snow
likely. Vsby 1 NM or less, increasing to 1 to 3 NM.
.SAT NIGHT...NE winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
rain and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
105 AM EST Tue Dec 23 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-231900-
105 AM EST Tue Dec 23 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds S of the waters tonight, then a warm front moves
into the southern waters Tue with showers. Low pres develops on the
front south of New Eng Tue night and moves offshore while deepening
into a Gale center well E of New Eng on Wed. A cold front will drop
S across New Eng Thu and set up south of the waters Thu night and
Fri. Low pres is expected to develop to the west on Fri and may
track along this front S of the waters Fri night into Sat.
$$
ANZ250-231900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave
Detail: NW 2 ft at 5 seconds and E 1 foot at 10 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: W 2 ft at 3 seconds and N 1 foot at
5 seconds. A chance of rain in the morning, then rain in the
afternoon. Patchy fog in the afternoon with vsby 1 to 3 NM.
.TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt,
becoming W 15 to 20 kt with gusts up to 30 kt after midnight.
Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at
5 seconds. Patchy fog. Rain, mainly in the evening. Vsby 1 NM or
less, increasing to 1 to 3 NM after midnight.
.WED...N winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
7 ft. Wave Detail: N 7 ft at 6 seconds and E 7 ft at 8 seconds. A
chance of rain. Patchy fog in the morning.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt, becoming
W around 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: E
7 ft at 9 seconds and N 4 ft at 6 seconds.
.THU AND THU NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft. Wave Detail: E 6 ft at 10 seconds and N 5 ft at
5 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
5 ft.
.FRI NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas
6 to 9 ft. A chance of snow. Vsby 1 to 3 NM.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 7 to
10 ft. A chance of snow.
.SAT NIGHT...E winds around 10 kt. Seas 4 to 6 ft. A chance of
rain and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-231900-
Massachusetts Bay and Ipswich Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: NW 1 foot at 4 seconds and E 1 foot at 10 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: S 2 ft at 3 seconds and NE 1 foot at
5 seconds. A chance of rain and snow in the morning, then rain in
the afternoon. Patchy fog in the afternoon with vsby 1 to 3 NM.
.TUE NIGHT...SE winds 10 to 15 kt, becoming W 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W
3 ft at 3 seconds and SE 2 ft at 3 seconds. Patchy fog. Rain,
mainly in the evening. Vsby 1 NM or less, increasing to 1 to 3 NM
after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
4 ft. Wave Detail: NW 4 ft at 4 seconds and NE 4 ft at 7 seconds.
A chance of snow in the morning.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft. Wave Detail: E 5 ft at 9 seconds and N 4 ft at
6 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas 3 to 4 ft. Wave Detail: N
4 ft at 5 seconds and E 4 ft at 11 seconds. A chance of light
freezing spray after midnight.
.FRI...N winds 15 to 20 kt. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. A chance of
snow. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. A chance of snow.
.SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of snow
and 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.
$$
ANZ231-231900-
Cape Cod Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: N 2 ft at 6 seconds and E 1 foot at 10 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: N 1 foot at 6 seconds and E 1 foot at
10 seconds. A chance of rain in the morning, then rain in the
afternoon. Patchy fog in the afternoon with vsby 1 NM or less.
.TUE NIGHT...SE winds 5 to 10 kt, becoming W 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W
3 ft at 4 seconds and SE 1 foot at 4 seconds. Patchy fog. Rain,
mainly in the evening. Vsby 1 NM or less, increasing to 1 to 3 NM
after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 3 to
5 ft. Wave Detail: N 5 ft at 6 seconds and E 3 ft at 9 seconds. A
chance of rain. Patchy fog in the morning.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: N 4 ft at 6 seconds and E 4 ft at
10 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas around 3 ft. Wave Detail:
N 3 ft at 5 seconds and E 3 ft at 11 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Snow likely.
Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of snow.
Vsby 1 to 3 NM.
.SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of rain
and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-231900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave
Detail: W 3 ft at 5 seconds and N 2 ft at 7 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to
3 ft. Wave Detail: W 2 ft at 5 seconds and NE 2 ft at 6 seconds.
A chance of rain in the morning, then rain in the afternoon.
Patchy fog in the afternoon with vsby 1 NM or less.
.TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt,
becoming W 15 to 20 kt with gusts up to 30 kt after midnight.
Seas 2 to 3 ft, building to 3 to 5 ft after midnight. Wave
Detail: S 3 ft at 4 seconds and NE 1 foot at 5 seconds, becoming
W 5 ft at 4 seconds and E 1 foot at 5 seconds. Patchy fog. Rain,
mainly in the evening. Vsby 1 NM or less, increasing to 1 to 3 NM
after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
7 ft, except 7 to 10 ft S and E of Nantucket. Wave Detail: N 7 ft
at 7 seconds and E 7 ft at 9 seconds. A chance of rain. Patchy
fog in the morning.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 30 kt, becoming
NW around 10 kt after midnight. Seas 5 to 8 ft. Wave Detail: E
8 ft at 9 seconds and N 5 ft at 7 seconds.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
7 ft. Wave Detail: E 7 ft at 10 seconds and W 4 ft at 5 seconds.
A chance of snow in the afternoon.
.THU NIGHT...NW winds 20 to 25 kt. Seas 4 to 6 ft.
.FRI...N winds 20 to 25 kt. Seas 4 to 6 ft. A chance of light
freezing spray.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. A chance of
snow. Vsby 1 NM or less.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 7 to
10 ft. A chance of snow. Vsby 1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 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.
$$
ANZ255-231900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: W 4 ft at 6 seconds and NE 1 foot at 6 seconds.
.TUE...W winds 10 to 15 kt, becoming SW 5 to 10 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: SW 4 ft
at 5 seconds and NE 1 foot at 6 seconds. A chance of rain in the
morning, then rain in the afternoon. Patchy fog in the afternoon
with vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt, becoming
W 20 to 25 kt with gusts up to 35 kt after midnight. Seas 3 to
4 ft, building to 4 to 6 ft after midnight. Wave Detail: SW 4 ft
at 6 seconds and NE 1 foot at 4 seconds, becoming W 6 ft at
7 seconds and NE 1 foot at 4 seconds. Patchy fog. Rain, mainly in
the evening. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...NW winds 25 to 35 kt with gusts up to 40 kt. Seas 6 to
9 ft, subsiding to 5 to 7 ft in the afternoon. Wave Detail: W
9 ft at 8 seconds and E 1 foot at 10 seconds, becoming N 7 ft at
7 seconds and E 1 foot at 10 seconds.
.WED NIGHT...N winds 20 to 25 kt with gusts up to 30 kt, becoming
NW around 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: N
5 ft at 6 seconds and E 5 ft at 10 seconds.
.THU...W winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Seas 5 to 7 ft. Wave Detail: W 6 ft at 6 seconds and E
6 ft at 10 seconds.
.THU NIGHT...NW winds 25 to 30 kt. Seas 5 to 7 ft. A chance of
light freezing spray after midnight.
.FRI...N winds 20 to 25 kt. Seas 4 to 6 ft. A chance of light
freezing spray. A chance of snow.
.FRI NIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft. Snow likely.
Vsby 1 NM or less.
.SAT...NE winds 15 to 20 kt. Seas 5 to 8 ft. Snow likely with a
chance of rain. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt with gusts up to 20 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.
$$
ANZ256-231900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: W 3 ft at 5 seconds and SE 1 foot at 9 seconds.
.TUE...W winds 10 to 15 kt, becoming SW in the afternoon. Gusts
up to 20 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds
and SE 1 foot at 10 seconds. Patchy fog. Rain. Vsby 1 to 3 NM.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt,
becoming W 20 to 25 kt with gusts up to 35 kt after midnight.
Seas 3 to 4 ft, building to 4 to 6 ft after midnight. Wave
Detail: SW 4 ft at 6 seconds and SE 1 foot at 10 seconds,
becoming W 6 ft at 6 seconds and SE 1 foot at 10 seconds. Patchy
fog in the evening. Rain in the evening with vsby 1 NM or less.
.WED...NW winds 25 to 35 kt with gusts up to 40 kt. Seas 5 to
8 ft. Wave Detail: N 8 ft at 6 seconds and SE 1 foot at
10 seconds.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt, becoming
NW around 10 kt after midnight. Seas 3 to 5 ft, subsiding to 2 to
3 ft after midnight. Wave Detail: N 5 ft at 6 seconds and E
1 foot at 10 seconds, becoming W 3 ft at 6 seconds and E 3 ft at
10 seconds.
.THU AND THU NIGHT...N winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft. Wave Detail: W 5 ft at 5 seconds and E 4 ft at
10 seconds.
.FRI...N winds 20 to 25 kt. Seas 5 to 7 ft. A chance of snow.
.FRI NIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas
6 to 9 ft. Snow likely. Vsby 1 NM or less.
.SAT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
8 ft. Snow likely with a chance of rain. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt with gusts up to 20 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.
$$
ANZ232-231900-
Nantucket Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: W 2 ft at 4 seconds and NE 1 foot at 6 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at
6 seconds. A chance of rain in the morning, then rain in the
afternoon. Patchy fog in the afternoon with vsby 1 NM or less.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
W 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to
4 ft. Wave Detail: W 4 ft at 4 seconds and SE 1 foot at
4 seconds. Patchy fog. Rain, mainly in the evening. Vsby 1 NM or
less, increasing to 1 to 3 NM after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: NW 5 ft at 5 seconds and NE 2 ft at 5 seconds.
.WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt, becoming
NW around 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: N
3 ft at 5 seconds and E 3 ft at 10 seconds.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 3 ft at 4 seconds and E 3 ft at 10 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas 3 to 4 ft. A chance of
light freezing spray after midnight.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of light freezing spray.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt. Gusts up to 20 kt.
Seas 3 to 5 ft. Snow likely. Vsby 1 NM or less, increasing to
1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-231900-
Vineyard Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 5 seconds and N 1 foot at 6 seconds.
.TUE...W winds 5 to 10 kt, becoming SW in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 5 seconds and NE 1 foot at
6 seconds. Patchy fog. Rain. Vsby 1 NM or less in the afternoon.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
W 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to
4 ft. Wave Detail: SW 4 ft at 6 seconds and SE 1 foot at
3 seconds. Patchy fog. Rain in the evening. Vsby 1 NM or less,
increasing to 1 to 3 NM after midnight.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
4 ft. Wave Detail: W 4 ft at 6 seconds and NE 2 ft at 6 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and NE 2 ft at
4 seconds.
.THU NIGHT...NW winds 20 to 25 kt. Seas around 3 ft. Wave Detail:
NW 3 ft at 5 seconds and E 2 ft at 12 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt, increasing to 15 to
20 kt. Seas 3 to 5 ft. Snow likely. Vsby 1 NM or less, increasing
to 1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
rain and snow.
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.
$$
ANZ234-231900-
Buzzards Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and NE 1 foot at 6 seconds.
.TUE...W winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 5 seconds and NE 1 foot at
6 seconds. Patchy fog. A chance of rain in the morning, then rain
in the afternoon with vsby 1 NM or less.
.TUE NIGHT...S winds 5 to 10 kt, becoming W 15 to 20 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W
3 ft at 6 seconds and SE 1 foot at 4 seconds. Patchy fog. Rain in
the evening. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...NW winds 20 to 25 kt with gusts up to 35 kt. Seas around
3 ft. Wave Detail: W 3 ft at 5 seconds and NE 2 ft at 6 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and NE 2 ft at
4 seconds.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and E 2 ft at
11 seconds.
.FRI...N winds 15 to 20 kt. Seas 2 to 3 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt. Gusts up to 20 kt.
Seas 2 to 4 ft. Snow likely. Vsby 1 NM or less, increasing to
1 to 3 NM.
.SAT NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of
rain and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-231900-
Rhode Island Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 5 seconds and SE 1 foot at 9 seconds.
.TUE...W winds 10 to 15 kt, becoming SW 5 to 10 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft
at 5 seconds and SE 1 foot at 10 seconds. Patchy fog. A chance of
rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM,
decreasing to 1 NM or less in the afternoon.
.TUE NIGHT...SW winds 15 to 20 kt, becoming W 20 to 25 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft, building to
3 to 5 ft after midnight. Wave Detail: SW 3 ft at 6 seconds and
SE 1 foot at 10 seconds, becoming W 5 ft at 6 seconds and SE
1 foot at 10 seconds. Patchy fog. Rain in the evening with vsby
1 NM or less.
.WED...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 7 seconds and N 2 ft at 6 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and N 2 ft at
4 seconds.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: NW 4 ft at 6 seconds and E 2 ft at
12 seconds.
.FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Snow
likely. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 4 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.
$$
ANZ237-231900-
Block Island Sound-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: W 2 ft at 4 seconds and SE 1 foot at 9 seconds.
.TUE...W winds 10 to 15 kt, becoming S with gusts up to 20 kt in
the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds
and SE 1 foot at 9 seconds. Patchy fog. Rain. Vsby 1 NM or less.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming W 15 to 20 kt with gusts up to 30 kt after midnight.
Seas 2 to 4 ft. Wave Detail: W 4 ft at 6 seconds and SE 1 foot at
10 seconds. Patchy fog in the evening. Rain likely in the evening
with vsby 1 NM or less.
.WED...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 2 to
4 ft. Wave Detail: NW 4 ft at 5 seconds and SE 1 foot at
10 seconds.
.WED NIGHT AND THU...W winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and E 3 ft at
10 seconds.
.THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail:
NW 3 ft at 5 seconds and E 3 ft at 11 seconds.
.FRI...N winds 15 to 20 kt. Seas 3 to 5 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt, increasing to 15 to
20 kt. Seas 4 to 6 ft. Snow. Vsby 1 NM or less.
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. A chance of
rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-231900-
Boston Harbor-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 5 to 10 kt. Waves 1 foot or less.
.TUE...SW winds 5 to 10 kt, becoming S in the afternoon. Waves
1 foot or less. A chance of snow in the morning, then rain and
snow likely in the afternoon. Patchy fog in the afternoon with
vsby 1 to 3 NM.
.TUE NIGHT...SE winds 5 to 10 kt, becoming W 10 to 15 kt with
gusts up to 30 kt after midnight. Waves 1 foot or less, then
around 2 ft after midnight. Patchy fog. Rain, mainly in the
evening. Vsby 1 NM or less, increasing to 1 to 3 NM after
midnight.
.WED...NW winds 20 to 25 kt with gusts up to 30 kt. Waves around
2 ft.
.WED NIGHT AND THU...W winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Waves
around 2 ft.
.FRI...N winds 15 to 20 kt. Waves around 2 ft.
.FRI NIGHT...N winds 5 to 10 kt. Waves 1 foot or less, except
2 to 4 ft at the outer harbor entrance. Snow likely. Vsby 1 to
3 NM.
.SAT...NE winds 10 to 15 kt. Waves 2 to 3 ft. A chance of snow.
.SAT NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less, except
2 to 4 ft at the outer harbor entrance. A chance of snow and
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.
$$
ANZ236-231900-
Narragansett Bay-
105 AM EST Tue Dec 23 2025
...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...
.REST OF TONIGHT...W winds 5 to 10 kt. Waves around 2 ft.
.TUE...SW winds 5 to 10 kt, becoming S in the afternoon. Waves
around 2 ft. Patchy fog. Rain. A chance of snow in the morning.
Vsby 1 to 3 NM, decreasing to 1 NM or less in the afternoon.
.TUE NIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with
gusts up to 30 kt after midnight. Waves 2 to 3 ft. Patchy fog.
Rain in the evening with vsby 1 NM or less.
.WED...NW winds 20 to 25 kt with gusts up to 30 kt. Waves 2 to
3 ft.
.WED NIGHT AND THU...W winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves
2 to 3 ft.
.FRI...N winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to
3 ft. A chance of snow.
.FRI NIGHT AND SAT...NE winds 10 to 15 kt. Waves 2 to 3 ft. Snow
likely. Vsby 1 NM or less, increasing to 1 to 3 NM.
.SAT NIGHT...NE winds 5 to 10 kt. Waves 2 to 3 ft. A chance of
rain and snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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