FZUS51 KBOX 281206
CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
705 AM EST Sun Dec 28 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-290100-
705 AM EST Sun Dec 28 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
High pressure drifts across New England Saturday night and Sunday.
Strong low pressure moves across the Great Lakes Sunday night and
then into Ontario and Quebec Monday, followed by possible west to
northwest gales and freezing spray over the MA/RI waters Tuesday. An
arctic front may cross the waters around Thursday.
$$
ANZ250-290100-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: NE 3 ft
at 6 seconds and E 2 ft at 12 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 3 ft. Wave Detail: S
3 ft at 4 seconds and NE 2 ft at 5 seconds. Rain after midnight
with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Wave Detail: S 4 ft at 5 seconds and E 1 foot at
11 seconds. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft, building to 5 to 7 ft after midnight.
Wave Detail: S 4 ft at 5 seconds and E 1 foot at 11 seconds,
becoming W 6 ft at 6 seconds and SE 2 ft at 6 seconds. A chance
of rain in the evening with vsby 1 to 3 NM.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
8 ft. Wave Detail: W 7 ft at 6 seconds and S 4 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
5 to 8 ft. Wave Detail: SW 7 ft at 7 seconds and SE 1 foot at
11 seconds. A chance of light freezing spray.
.WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft.
.WED NIGHT...W winds 20 to 25 kt. Seas 3 to 5 ft. A chance of
snow.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of light freezing spray. A chance of snow.
.THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-290100-
Massachusetts Bay and Ipswich Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming SW this afternoon. Seas
2 to 3 ft. Wave Detail: NE 3 ft at 6 seconds and E 2 ft at
12 seconds.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt after midnight.
Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and NE 2 ft at
5 seconds. A chance of rain in the evening, then rain after
midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft. Wave Detail: SE 3 ft at 5 seconds and E 1 foot at
11 seconds. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 5 seconds and E
1 foot at 11 seconds. A chance of rain in the evening with vsby
1 to 3 NM.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
4 ft. Wave Detail: W 4 ft at 4 seconds and SW 3 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 3 to 4 ft. Wave Detail: W 4 ft at 4 seconds
and SW 3 ft at 8 seconds. A chance of light freezing spray.
.WED...SW winds 20 to 25 kt. Seas 3 to 4 ft.
.WED NIGHT THROUGH THU NIGHT...W winds 15 to 20 kt with gusts up
to 25 kt. Seas 2 to 3 ft. A chance of 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.
$$
ANZ231-290100-
Cape Cod Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft
at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 3 seconds and N 2 ft at 5 seconds. A chance of rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Wave Detail: SW 3 ft at 4 seconds and S 3 ft at 7 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft. Wave Detail: W 4 ft at 4 seconds and S
3 ft at 8 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 5 seconds and SW 3 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 5 seconds
and SW 3 ft at 9 seconds. A chance of light freezing spray after
midnight.
.WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft.
.WED NIGHT THROUGH THU NIGHT...NW winds 15 to 20 kt. Seas 2 to
3 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-290100-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW
4 ft at 5 seconds and E 3 ft at 12 seconds.
.TONIGHT...SW winds around 10 kt, becoming S with gusts up to
20 kt after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at
4 seconds and NE 3 ft at 6 seconds. Rain after midnight with vsby
1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: S 7 ft at 8 seconds and SW 4 ft at 4 seconds.
Rain. Vsby 1 NM or less.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 5 to 8 ft, building to 7 to 10 ft after midnight.
S and E of Nantucket, seas 9 to 12 ft, building to 11 to 15 ft
after midnight. Wave Detail: S 7 ft at 9 seconds and W 4 ft at
5 seconds, becoming S 7 ft at 10 seconds and W 6 ft at 5 seconds.
Rain likely in the evening with vsby 1 to 3 NM.
.TUE AND TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt.
Seas 7 to 10 ft, except 11 to 15 ft S and E of Nantucket. Wave
Detail: W 6 ft at 6 seconds and S 6 ft at 10 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft, except 8 to 11 ft S and E of Nantucket. Wave Detail: W 6 ft
at 6 seconds and SW 3 ft at 10 seconds.
.WED NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft, except 7 to
10 ft S and E of Nantucket. A chance of snow.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of snow.
.THU NIGHT...NW winds around 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. A chance of 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.
$$
ANZ255-290100-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: NW
2 ft at 4 seconds and NE 2 ft at 6 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 3 to 5 ft. Wave Detail: SW
5 ft at 6 seconds and NE 2 ft at 6 seconds. A chance of rain in
the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 20 to 25 kt, becoming SW 25 to 30 kt in the
afternoon. Seas 5 to 8 ft, building to 8 to 11 ft in the
afternoon. Wave Detail: SW 8 ft at 7 seconds and SW 2 ft at
4 seconds, becoming SW 11 ft at 8 seconds and SW 2 ft at
4 seconds. Rain likely. Vsby 1 NM or less.
.MON NIGHT...W winds 25 to 35 kt, increasing to 30 to 40 kt after
midnight. Seas 9 to 13 ft, building to 11 to 15 ft after
midnight. Wave Detail: SW 13 ft at 9 seconds and W 2 ft at
5 seconds, becoming SW 14 ft at 9 seconds and W 3 ft at
5 seconds. Rain likely in the evening with vsby 1 to 3 NM.
.TUE...W winds 30 to 40 kt. Seas 11 to 15 ft. Wave Detail: SW
14 ft at 9 seconds and W 3 ft at 5 seconds.
.TUE NIGHT...W winds 30 to 40 kt. Seas 10 to 14 ft. Wave Detail:
W 13 ft at 9 seconds and W 3 ft at 5 seconds.
.WED...W winds 25 to 30 kt. Seas 8 to 11 ft.
.WED NIGHT...W winds 25 to 30 kt. Seas 7 to 10 ft. A chance of
snow.
.THU AND THU NIGHT...NW winds 20 to 25 kt, diminishing to 15 to
20 kt. Seas 5 to 7 ft. A chance of snow and rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-290100-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: N 2 ft
at 4 seconds and E 2 ft at 12 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft
at 6 seconds and E 2 ft at 12 seconds. A chance of rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. Seas 6 to 9 ft, building to 8 to 11 ft in the
afternoon. Wave Detail: SW 9 ft at 7 seconds and SW 1 foot at
4 seconds, becoming SW 10 ft at 8 seconds and SW 1 foot at
4 seconds. A chance of rain in the morning, then rain likely in
the afternoon. Vsby 1 NM or less.
.MON NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 12 ft, building to 11 to 14 ft after midnight. Wave Detail:
SW 12 ft at 9 seconds and W 3 ft at 6 seconds, becoming SW 13 ft
at 9 seconds and NW 4 ft at 6 seconds. A chance of rain in the
evening.
.TUE...W winds 30 to 40 kt with gusts up to 45 kt. Seas 11 to
14 ft, subsiding to 9 to 13 ft in the afternoon. Wave Detail: SW
13 ft at 9 seconds and NW 4 ft at 6 seconds, becoming SW 12 ft at
9 seconds and NW 4 ft at 6 seconds.
.TUE NIGHT...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
7 seconds.
.WED AND WED NIGHT...W winds 25 to 30 kt. Seas 6 to 9 ft.
.THU AND THU NIGHT...W winds 20 to 25 kt, becoming NW 15 to
20 kt. Gusts up to 30 kt. Seas 5 to 7 ft. A chance of 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.
$$
ANZ232-290100-
Nantucket Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: NW
2 ft at 3 seconds and NE 2 ft at 6 seconds.
.TONIGHT...SW winds around 10 kt, becoming S 15 to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and S
2 ft at 4 seconds. A chance of rain in the evening, then rain
after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW
4 ft at 4 seconds and S 4 ft at 7 seconds. Rain. Vsby 1 NM or
less.
.MON NIGHT...W winds 25 to 35 kt. Seas 5 to 7 ft. Wave Detail: W
6 ft at 5 seconds and SW 3 ft at 9 seconds. Rain likely in the
evening.
.TUE AND TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt.
Seas 5 to 7 ft. Wave Detail: W 6 ft at 5 seconds and SW 3 ft at
9 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: W 4 ft at 5 seconds and SW 3 ft at 9 seconds.
.WED NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft. A chance of
snow.
.THU AND THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. A
chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-290100-
Vineyard Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W this afternoon. Seas
around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at
5 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: S
4 ft at 6 seconds and NE 1 foot at 6 seconds. A chance of rain in
the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: SW 7 ft at 8 seconds and SW 2 ft at 4 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 35 kt after
midnight. Seas 6 to 9 ft. Wave Detail: SW 9 ft at 9 seconds and W
3 ft at 5 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 35 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: SW 9 ft at 9 seconds and W 3 ft at 5 seconds.
.TUE NIGHT...W winds 25 to 35 kt with gusts up to 40 kt. Seas
5 to 8 ft. Wave Detail: SW 8 ft at 8 seconds and W 3 ft at
5 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of snow.
.THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. A chance of
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.
$$
ANZ234-290100-
Buzzards Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W this afternoon. Seas
1 foot or less. Wave Detail: NW 1 foot at 2 seconds and NE 1 foot
at 5 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: SW
3 ft at 4 seconds and S 3 ft at 7 seconds. A chance of rain in
the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 8 seconds and SW 3 ft at 4 seconds.
Rain. Vsby 1 NM or less.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
4 to 6 ft. Wave Detail: SW 6 ft at 8 seconds and W 4 ft at
5 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
7 ft. Wave Detail: SW 7 ft at 8 seconds and W 4 ft at 5 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
4 to 6 ft. Wave Detail: SW 6 ft at 8 seconds and W 4 ft at
5 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 3 to 5 ft.
.THU AND THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. A
chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-290100-
Rhode Island Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W 10 to 15 kt this
afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and
NE 1 foot at 4 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft
at 6 seconds and NE 1 foot at 5 seconds. A chance of rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft, building to 5 to 8 ft in the afternoon. Wave Detail: S 6 ft
at 7 seconds and SW 2 ft at 4 seconds, becoming S 8 ft at
8 seconds and SW 2 ft at 4 seconds. Rain. Vsby 1 to 3 NM,
decreasing to 1 NM or less in the afternoon.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 35 kt after
midnight. Seas 8 to 11 ft. Wave Detail: SW 10 ft at 9 seconds and
W 5 ft at 6 seconds. A chance of rain in the evening.
.TUE...W winds 30 to 35 kt with gusts up to 40 kt. Seas 8 to
11 ft. Wave Detail: SW 10 ft at 9 seconds and W 5 ft at
6 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. Wave Detail: SW 9 ft at 9 seconds and W 5 ft at
6 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 5 to 7 ft.
.THU...W winds 20 to 25 kt. Seas 4 to 6 ft. A chance of snow.
.THU NIGHT...NW winds 15 to 20 kt. Seas 3 to 5 ft. A chance of
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.
$$
ANZ237-290100-
Block Island Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W this afternoon. Seas
around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at
5 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft
at 7 seconds and S 3 ft at 4 seconds. Rain. Vsby 1 to 3 NM after
midnight.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: S 6 ft at 8 seconds and W 3 ft at 4 seconds. A
chance of rain in the morning, then rain likely in the afternoon.
Vsby 1 NM or less.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. Wave Detail: W 6 ft at 6 seconds and S 6 ft at
9 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: W 6 ft at 6 seconds and S 5 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
5 to 8 ft. Wave Detail: W 6 ft at 6 seconds and S 4 ft at
9 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft.
.THU AND THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-290100-
Boston Harbor-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt, becoming SW this afternoon. Waves
1 foot or less.
.TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 20 kt after midnight. Waves 1 foot or less, then around
2 ft after midnight. A chance of rain and freezing rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the
afternoon. Waves around 2 ft. Rain. Vsby 1 to 3 NM.
.MON NIGHT...W winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. Waves around 2 ft. A chance of rain in the evening.
.TUE AND TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt.
Waves around 2 ft.
.WED AND WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Waves around 2 ft.
.THU AND THU NIGHT...W winds 15 to 20 kt, diminishing to 10 to
15 kt. Waves around 2 ft. A chance of 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.
$$
ANZ236-290100-
Narragansett Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt. Waves 1 foot or less, then around
2 ft this afternoon.
.TONIGHT...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts
up to 25 kt after midnight. Waves 2 to 3 ft. Rain. Vsby 1 to 3 NM
after midnight.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 3 to
5 ft. Rain likely. Vsby 1 to 3 NM.
.MON NIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Waves
4 to 6 ft. A chance of rain in the evening.
.TUE...W winds 20 to 25 kt with gusts up to 35 kt. Waves 4 to
6 ft.
.TUE NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 30 kt. Waves 3 to 5 ft.
.WED AND WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt.
Waves 2 to 4 ft.
.THU AND THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
705 AM EST Sun Dec 28 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-290100-
705 AM EST Sun Dec 28 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
High pressure drifts across New England Saturday night and Sunday.
Strong low pressure moves across the Great Lakes Sunday night and
then into Ontario and Quebec Monday, followed by possible west to
northwest gales and freezing spray over the MA/RI waters Tuesday. An
arctic front may cross the waters around Thursday.
$$
ANZ250-290100-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: NE 3 ft
at 6 seconds and E 2 ft at 12 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 3 ft. Wave Detail: S
3 ft at 4 seconds and NE 2 ft at 5 seconds. Rain after midnight
with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Wave Detail: S 4 ft at 5 seconds and E 1 foot at
11 seconds. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft, building to 5 to 7 ft after midnight.
Wave Detail: S 4 ft at 5 seconds and E 1 foot at 11 seconds,
becoming W 6 ft at 6 seconds and SE 2 ft at 6 seconds. A chance
of rain in the evening with vsby 1 to 3 NM.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
8 ft. Wave Detail: W 7 ft at 6 seconds and S 4 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
5 to 8 ft. Wave Detail: SW 7 ft at 7 seconds and SE 1 foot at
11 seconds. A chance of light freezing spray.
.WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft.
.WED NIGHT...W winds 20 to 25 kt. Seas 3 to 5 ft. A chance of
snow.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of light freezing spray. A chance of snow.
.THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-290100-
Massachusetts Bay and Ipswich Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming SW this afternoon. Seas
2 to 3 ft. Wave Detail: NE 3 ft at 6 seconds and E 2 ft at
12 seconds.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt after midnight.
Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and NE 2 ft at
5 seconds. A chance of rain in the evening, then rain after
midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
3 ft. Wave Detail: SE 3 ft at 5 seconds and E 1 foot at
11 seconds. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 5 seconds and E
1 foot at 11 seconds. A chance of rain in the evening with vsby
1 to 3 NM.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
4 ft. Wave Detail: W 4 ft at 4 seconds and SW 3 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 3 to 4 ft. Wave Detail: W 4 ft at 4 seconds
and SW 3 ft at 8 seconds. A chance of light freezing spray.
.WED...SW winds 20 to 25 kt. Seas 3 to 4 ft.
.WED NIGHT THROUGH THU NIGHT...W winds 15 to 20 kt with gusts up
to 25 kt. Seas 2 to 3 ft. A chance of 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.
$$
ANZ231-290100-
Cape Cod Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft
at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 3 seconds and N 2 ft at 5 seconds. A chance of rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Wave Detail: SW 3 ft at 4 seconds and S 3 ft at 7 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft. Wave Detail: W 4 ft at 4 seconds and S
3 ft at 8 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft. Wave Detail: W 5 ft at 5 seconds and SW 3 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 5 seconds
and SW 3 ft at 9 seconds. A chance of light freezing spray after
midnight.
.WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft.
.WED NIGHT THROUGH THU NIGHT...NW winds 15 to 20 kt. Seas 2 to
3 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-290100-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW
4 ft at 5 seconds and E 3 ft at 12 seconds.
.TONIGHT...SW winds around 10 kt, becoming S with gusts up to
20 kt after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at
4 seconds and NE 3 ft at 6 seconds. Rain after midnight with vsby
1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: S 7 ft at 8 seconds and SW 4 ft at 4 seconds.
Rain. Vsby 1 NM or less.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 5 to 8 ft, building to 7 to 10 ft after midnight.
S and E of Nantucket, seas 9 to 12 ft, building to 11 to 15 ft
after midnight. Wave Detail: S 7 ft at 9 seconds and W 4 ft at
5 seconds, becoming S 7 ft at 10 seconds and W 6 ft at 5 seconds.
Rain likely in the evening with vsby 1 to 3 NM.
.TUE AND TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt.
Seas 7 to 10 ft, except 11 to 15 ft S and E of Nantucket. Wave
Detail: W 6 ft at 6 seconds and S 6 ft at 10 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft, except 8 to 11 ft S and E of Nantucket. Wave Detail: W 6 ft
at 6 seconds and SW 3 ft at 10 seconds.
.WED NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft, except 7 to
10 ft S and E of Nantucket. A chance of snow.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of snow.
.THU NIGHT...NW winds around 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. A chance of 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.
$$
ANZ255-290100-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: NW
2 ft at 4 seconds and NE 2 ft at 6 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 3 to 5 ft. Wave Detail: SW
5 ft at 6 seconds and NE 2 ft at 6 seconds. A chance of rain in
the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 20 to 25 kt, becoming SW 25 to 30 kt in the
afternoon. Seas 5 to 8 ft, building to 8 to 11 ft in the
afternoon. Wave Detail: SW 8 ft at 7 seconds and SW 2 ft at
4 seconds, becoming SW 11 ft at 8 seconds and SW 2 ft at
4 seconds. Rain likely. Vsby 1 NM or less.
.MON NIGHT...W winds 25 to 35 kt, increasing to 30 to 40 kt after
midnight. Seas 9 to 13 ft, building to 11 to 15 ft after
midnight. Wave Detail: SW 13 ft at 9 seconds and W 2 ft at
5 seconds, becoming SW 14 ft at 9 seconds and W 3 ft at
5 seconds. Rain likely in the evening with vsby 1 to 3 NM.
.TUE...W winds 30 to 40 kt. Seas 11 to 15 ft. Wave Detail: SW
14 ft at 9 seconds and W 3 ft at 5 seconds.
.TUE NIGHT...W winds 30 to 40 kt. Seas 10 to 14 ft. Wave Detail:
W 13 ft at 9 seconds and W 3 ft at 5 seconds.
.WED...W winds 25 to 30 kt. Seas 8 to 11 ft.
.WED NIGHT...W winds 25 to 30 kt. Seas 7 to 10 ft. A chance of
snow.
.THU AND THU NIGHT...NW winds 20 to 25 kt, diminishing to 15 to
20 kt. Seas 5 to 7 ft. A chance of snow and rain.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-290100-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: N 2 ft
at 4 seconds and E 2 ft at 12 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft
at 6 seconds and E 2 ft at 12 seconds. A chance of rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. Seas 6 to 9 ft, building to 8 to 11 ft in the
afternoon. Wave Detail: SW 9 ft at 7 seconds and SW 1 foot at
4 seconds, becoming SW 10 ft at 8 seconds and SW 1 foot at
4 seconds. A chance of rain in the morning, then rain likely in
the afternoon. Vsby 1 NM or less.
.MON NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 12 ft, building to 11 to 14 ft after midnight. Wave Detail:
SW 12 ft at 9 seconds and W 3 ft at 6 seconds, becoming SW 13 ft
at 9 seconds and NW 4 ft at 6 seconds. A chance of rain in the
evening.
.TUE...W winds 30 to 40 kt with gusts up to 45 kt. Seas 11 to
14 ft, subsiding to 9 to 13 ft in the afternoon. Wave Detail: SW
13 ft at 9 seconds and NW 4 ft at 6 seconds, becoming SW 12 ft at
9 seconds and NW 4 ft at 6 seconds.
.TUE NIGHT...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
7 seconds.
.WED AND WED NIGHT...W winds 25 to 30 kt. Seas 6 to 9 ft.
.THU AND THU NIGHT...W winds 20 to 25 kt, becoming NW 15 to
20 kt. Gusts up to 30 kt. Seas 5 to 7 ft. A chance of 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.
$$
ANZ232-290100-
Nantucket Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: NW
2 ft at 3 seconds and NE 2 ft at 6 seconds.
.TONIGHT...SW winds around 10 kt, becoming S 15 to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and S
2 ft at 4 seconds. A chance of rain in the evening, then rain
after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW
4 ft at 4 seconds and S 4 ft at 7 seconds. Rain. Vsby 1 NM or
less.
.MON NIGHT...W winds 25 to 35 kt. Seas 5 to 7 ft. Wave Detail: W
6 ft at 5 seconds and SW 3 ft at 9 seconds. Rain likely in the
evening.
.TUE AND TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt.
Seas 5 to 7 ft. Wave Detail: W 6 ft at 5 seconds and SW 3 ft at
9 seconds.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: W 4 ft at 5 seconds and SW 3 ft at 9 seconds.
.WED NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft. A chance of
snow.
.THU AND THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. A
chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-290100-
Vineyard Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W this afternoon. Seas
around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at
5 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: S
4 ft at 6 seconds and NE 1 foot at 6 seconds. A chance of rain in
the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: SW 7 ft at 8 seconds and SW 2 ft at 4 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 35 kt after
midnight. Seas 6 to 9 ft. Wave Detail: SW 9 ft at 9 seconds and W
3 ft at 5 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 35 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: SW 9 ft at 9 seconds and W 3 ft at 5 seconds.
.TUE NIGHT...W winds 25 to 35 kt with gusts up to 40 kt. Seas
5 to 8 ft. Wave Detail: SW 8 ft at 8 seconds and W 3 ft at
5 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of snow.
.THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. A chance of
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.
$$
ANZ234-290100-
Buzzards Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W this afternoon. Seas
1 foot or less. Wave Detail: NW 1 foot at 2 seconds and NE 1 foot
at 5 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt with
gusts up to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: SW
3 ft at 4 seconds and S 3 ft at 7 seconds. A chance of rain in
the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. Wave Detail: SW 6 ft at 8 seconds and SW 3 ft at 4 seconds.
Rain. Vsby 1 NM or less.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
4 to 6 ft. Wave Detail: SW 6 ft at 8 seconds and W 4 ft at
5 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to
7 ft. Wave Detail: SW 7 ft at 8 seconds and W 4 ft at 5 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
4 to 6 ft. Wave Detail: SW 6 ft at 8 seconds and W 4 ft at
5 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 3 to 5 ft.
.THU AND THU NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. A
chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-290100-
Rhode Island Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W 10 to 15 kt this
afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and
NE 1 foot at 4 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft
at 6 seconds and NE 1 foot at 5 seconds. A chance of rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft, building to 5 to 8 ft in the afternoon. Wave Detail: S 6 ft
at 7 seconds and SW 2 ft at 4 seconds, becoming S 8 ft at
8 seconds and SW 2 ft at 4 seconds. Rain. Vsby 1 to 3 NM,
decreasing to 1 NM or less in the afternoon.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 35 kt after
midnight. Seas 8 to 11 ft. Wave Detail: SW 10 ft at 9 seconds and
W 5 ft at 6 seconds. A chance of rain in the evening.
.TUE...W winds 30 to 35 kt with gusts up to 40 kt. Seas 8 to
11 ft. Wave Detail: SW 10 ft at 9 seconds and W 5 ft at
6 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. Wave Detail: SW 9 ft at 9 seconds and W 5 ft at
6 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 5 to 7 ft.
.THU...W winds 20 to 25 kt. Seas 4 to 6 ft. A chance of snow.
.THU NIGHT...NW winds 15 to 20 kt. Seas 3 to 5 ft. A chance of
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.
$$
ANZ237-290100-
Block Island Sound-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...NW winds 5 to 10 kt, becoming W this afternoon. Seas
around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at
5 seconds.
.TONIGHT...SW winds 10 to 15 kt, becoming S 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft
at 7 seconds and S 3 ft at 4 seconds. Rain. Vsby 1 to 3 NM after
midnight.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: S 6 ft at 8 seconds and W 3 ft at 4 seconds. A
chance of rain in the morning, then rain likely in the afternoon.
Vsby 1 NM or less.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. Wave Detail: W 6 ft at 6 seconds and S 6 ft at
9 seconds. A chance of rain in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: W 6 ft at 6 seconds and S 5 ft at 9 seconds.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
5 to 8 ft. Wave Detail: W 6 ft at 6 seconds and S 4 ft at
9 seconds.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft.
.THU AND THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas 3 to 5 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-290100-
Boston Harbor-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt, becoming SW this afternoon. Waves
1 foot or less.
.TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 20 kt after midnight. Waves 1 foot or less, then around
2 ft after midnight. A chance of rain and freezing rain in the
evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the
afternoon. Waves around 2 ft. Rain. Vsby 1 to 3 NM.
.MON NIGHT...W winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. Waves around 2 ft. A chance of rain in the evening.
.TUE AND TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt.
Waves around 2 ft.
.WED AND WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Waves around 2 ft.
.THU AND THU NIGHT...W winds 15 to 20 kt, diminishing to 10 to
15 kt. Waves around 2 ft. A chance of 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.
$$
ANZ236-290100-
Narragansett Bay-
705 AM EST Sun Dec 28 2025
...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY
MORNING...
.TODAY...W winds 5 to 10 kt. Waves 1 foot or less, then around
2 ft this afternoon.
.TONIGHT...SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts
up to 25 kt after midnight. Waves 2 to 3 ft. Rain. Vsby 1 to 3 NM
after midnight.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 3 to
5 ft. Rain likely. Vsby 1 to 3 NM.
.MON NIGHT...W winds 20 to 25 kt with gusts up to 35 kt. Waves
4 to 6 ft. A chance of rain in the evening.
.TUE...W winds 20 to 25 kt with gusts up to 35 kt. Waves 4 to
6 ft.
.TUE NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 30 kt. Waves 3 to 5 ft.
.WED AND WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt.
Waves 2 to 4 ft.
.THU AND THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft. A chance of snow.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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