FZUS51 KBOX 271806
CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
106 PM EST Sat Dec 27 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-280700-
106 PM EST Sat Dec 27 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
An Alberta Clipper system moves over southern New England tonight
bring a period of light snow and reduced visibility to the coastal
waters. East/northeast winds from 10 to 20 knots with gusts up to 20
knots. Can't rule out some light freezing spray with temps in the
low 20s overnight. Trending toward calmer weather by December
standards Saturday afternoon into Sunday with sub-SCY conditions.
Another low-pressure system moves over the region Sunday night into
Monday.
$$
ANZ250-280700-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 4 to 5 ft. Wave
Detail: NE 4 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Wave Detail: NE 4 ft at 5 seconds and E
2 ft at 12 seconds.
.SUN...NW winds 10 to 15 kt, becoming W 5 to 10 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and
E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and N
2 ft at 5 seconds. Rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Wave Detail: SE 3 ft at 5 seconds and E 1 foot at
11 seconds. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft, building to 5 to 7 ft after midnight.
Wave Detail: S 4 ft at 5 seconds and E 1 foot at 10 seconds,
becoming W 6 ft at 5 seconds and S 2 ft at 9 seconds. Rain likely
in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. A chance of light freezing spray.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft.
.WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-280700-
Massachusetts Bay and Ipswich Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: N 4 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: N
4 ft at 5 seconds and E 2 ft at 12 seconds.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft
at 6 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 3 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 around 15 kt with gusts up to 20 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 2 to 3 ft, building to 3 to 5 ft after midnight.
Wave Detail: SW 3 ft at 3 seconds and SE 3 ft at 6 seconds,
becoming W 4 ft at 4 seconds and S 2 ft at 8 seconds. Rain likely
in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft.
.TUE NIGHT...W winds 25 to 30 kt. Seas 3 to 5 ft. A chance of
light freezing spray.
.WED AND WED NIGHT...W winds 20 to 25 kt. Seas 3 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.
$$
ANZ231-280700-
Cape Cod Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: N 3 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: N 3 ft at 5 seconds and E
2 ft at 12 seconds.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at
5 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail:
N 2 ft at 6 seconds and W 1 foot at 3 seconds. A chance of rain
in the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Wave Detail: S 3 ft at 7 seconds and S 2 ft at 3 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 4 seconds and S
3 ft at 8 seconds. Rain likely in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft.
.TUE NIGHT...W winds 25 to 30 kt. Seas 3 to 5 ft. A chance of
light freezing spray.
.WED AND WED NIGHT...W winds 20 to 25 kt, diminishing to 15 to
20 kt. Seas 3 to 4 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-280700-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 4 to 5 ft. Wave
Detail: N 4 ft at 6 seconds and E 4 ft at 12 seconds.
.TONIGHT...N winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 3 to 5 ft. Wave Detail: N 4 ft at 6 seconds and E
3 ft at 12 seconds.
.SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft
at 5 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 4 ft. Wave Detail: N 3 ft at 6 seconds and W
2 ft at 3 seconds. Rain likely after midnight with vsby 1 to
3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: S 6 ft at 7 seconds and S 4 ft at 4 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 7 to 10 ft. S and E of Nantucket, seas 9 to 13 ft,
building to 12 to 16 ft after midnight. Wave Detail: S 7 ft at
9 seconds and W 6 ft at 5 seconds. Rain likely, mainly in the
evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 8 to
11 ft, except 12 to 16 ft S and E of Nantucket.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
6 to 9 ft, except 10 to 14 ft S and E of Nantucket.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 5 to 8 ft. S and E of Nantucket, seas 9 to 12 ft, subsiding
to 6 to 9 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.
$$
ANZ255-280700-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 3 to 5 ft. Wave
Detail: N 4 ft at 5 seconds and E 3 ft at 12 seconds.
.TONIGHT...N winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and E
3 ft at 12 seconds.
.SUN...NW winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: NW 2 ft
at 4 seconds and NE 2 ft at 6 seconds.
.SUN NIGHT...W winds 10 to 15 kt, becoming SW 15 to 20 kt after
midnight. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 6 seconds and
NE 2 ft at 7 seconds. Rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft, building to 7 to 10 ft in the afternoon. Wave Detail: SW
6 ft at 6 seconds and NE 1 foot at 6 seconds, becoming SW 10 ft
at 8 seconds and SW 1 foot at 4 seconds. Rain. Vsby 1 to 3 NM in
the morning.
.MON NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 13 ft, building to 12 to 16 ft after midnight. Wave Detail:
SW 13 ft at 9 seconds and W 2 ft at 5 seconds, becoming SW 16 ft
at 10 seconds and W 3 ft at 5 seconds. Rain likely in the
evening.
.TUE...W winds 30 to 40 kt with gusts up to 45 kt. Seas 11 to
15 ft.
.TUE NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
10 to 14 ft.
.WED...W winds 25 to 30 kt. Seas 8 to 11 ft.
.WED NIGHT...W winds 25 to 30 kt. Seas 6 to 9 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-280700-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 3 to 5 ft. Wave
Detail: N 4 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and E 2 ft at
12 seconds.
.SUN...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft
at 4 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, increasing to 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 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 5 to 7 ft, building to 7 to 10 ft in the
afternoon. Wave Detail: SW 7 ft at 6 seconds and E 1 foot at
12 seconds, becoming SW 10 ft at 8 seconds and SW 1 foot at
4 seconds. Rain. Vsby 1 to 3 NM in the morning.
.MON NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 13 ft, building to 11 to 15 ft after midnight. Wave Detail:
SW 12 ft at 9 seconds and W 3 ft at 5 seconds, becoming SW 14 ft
at 9 seconds and NW 4 ft at 6 seconds. Rain likely in the
evening.
.TUE...W winds 30 to 40 kt with gusts up to 45 kt. Seas 10 to
14 ft.
.TUE NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 13 ft.
.WED...W winds 25 to 30 kt. Seas 7 to 10 ft.
.WED NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
6 to 9 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.
$$
ANZ232-280700-
Nantucket Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: N 3 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and E
2 ft at 12 seconds.
.SUN...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft
at 3 seconds and NE 2 ft at 6 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and
NE 2 ft at 6 seconds. Rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the
afternoon. Seas 2 to 4 ft, building to 4 to 6 ft in the
afternoon. Wave Detail: SW 4 ft at 7 seconds and S 3 ft at
4 seconds, becoming SW 4 ft at 4 seconds and SW 4 ft at
8 seconds. Rain. Vsby 1 to 3 NM in the morning.
.MON NIGHT...W winds 25 to 35 kt. Seas 5 to 7 ft, building to
6 to 9 ft after midnight. Wave Detail: SW 5 ft at 5 seconds and
SW 3 ft at 9 seconds, becoming W 6 ft at 5 seconds and SW 4 ft at
10 seconds. Rain likely in the evening.
.TUE AND TUE NIGHT...W winds 25 to 35 kt with gusts up to 40 kt.
Seas 5 to 8 ft.
.WED AND WED NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-280700-
Vineyard Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds around 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and E 1 foot at
12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: N
1 foot at 4 seconds and S 1 foot at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
around 2 ft. Wave Detail: N 1 foot at 4 seconds and S 1 foot at
8 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 2 to 3 ft. Wave Detail: S 3 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 4 to
6 ft. Wave Detail: SW 6 ft at 8 seconds and SW 3 ft at 5 seconds.
Rain. Vsby 1 to 3 NM in the morning.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 40 kt after
midnight. Seas 6 to 9 ft. Wave Detail: SW 9 ft at 9 seconds and
SW 3 ft at 4 seconds. Rain likely in the evening.
.TUE...W winds 30 to 40 kt. Seas 7 to 10 ft.
.TUE NIGHT AND WED...W winds 25 to 35 kt with gusts up to 40 kt,
diminishing to 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.WED NIGHT...W winds 25 to 30 kt. Seas 4 to 6 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.
$$
ANZ234-280700-
Buzzards Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and E 1 foot at
12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Seas around 2 ft in the evening,
then 1 foot or less. Wave Detail: N 1 foot at 4 seconds and E
1 foot at 13 seconds, becoming N 1 foot at 3 seconds and S 1 foot
at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
1 foot or less. Wave Detail: NW 1 foot at 2 seconds and NE 1 foot
at 5 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and
NE 1 foot at 6 seconds. A chance of rain in the evening, then
rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW
5 ft at 7 seconds and SW 3 ft at 4 seconds. Rain. Vsby 1 to 3 NM
in the morning.
.MON NIGHT...W winds 25 to 35 kt. Seas 4 to 6 ft. Wave Detail: SW
6 ft at 8 seconds and SW 4 ft at 4 seconds. Rain likely in the
evening.
.TUE AND TUE NIGHT...W winds 25 to 35 kt with gusts up to 40 kt.
Seas 4 to 6 ft.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 3 to 5 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-280700-
Rhode Island Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: N 3 ft at 4 seconds and E 1 foot at 13 seconds.
.TONIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: N
2 ft at 4 seconds and S 1 foot at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and
NE 1 foot at 4 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 2 to 3 ft. Wave Detail: S 3 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 3 to
5 ft, building to 5 to 7 ft in the afternoon. Wave Detail: SW
5 ft at 6 seconds and E 1 foot at 12 seconds, becoming SW 7 ft at
8 seconds and SW 2 ft at 4 seconds. Rain. Vsby 1 to 3 NM in the
morning.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 40 kt after
midnight. Seas 8 to 11 ft. Wave Detail: SW 11 ft at 9 seconds and
W 5 ft at 6 seconds. Rain likely in the evening.
.TUE...W winds 30 to 40 kt. Seas 7 to 10 ft.
.TUE NIGHT...W winds 25 to 35 kt. Seas 6 to 9 ft.
.WED AND WED NIGHT...W winds 25 to 30 kt. Seas 5 to 7 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.
$$
ANZ237-280700-
Block Island Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: NE 3 ft at 5 seconds and E 1 foot at
13 seconds.
.TONIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
2 ft at 5 seconds and SW 1 foot at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at
5 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and S
1 foot at 7 seconds. A chance of rain in the evening, then rain
after midnight with vsby 1 to 3 NM.
.MON...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: S 6 ft
at 8 seconds and SW 3 ft at 5 seconds. Rain. Vsby 1 to 3 NM in
the morning.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
7 to 10 ft. Wave Detail: W 7 ft at 6 seconds and S 6 ft at
9 seconds. Rain likely in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 7 ft.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-280700-
Boston Harbor-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.SUN...NW winds 5 to 10 kt, becoming SW in the afternoon. Waves
1 foot or less.
.SUN NIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt after
midnight. Waves 1 foot or less, then around 2 ft after midnight.
A chance of rain in the evening, then rain after midnight with
vsby 1 to 3 NM.
.MON...S winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 15 to 20 kt, becoming W 25 to 30 kt after
midnight. Waves around 2 ft. Rain likely in the evening.
.TUE THROUGH WED NIGHT...SW winds 25 to 30 kt with gusts up to
35 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.
$$
ANZ236-280700-
Narragansett Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves around 2 ft in the evening,
then 1 foot or less.
.SUN...W winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Waves 1 foot or less, then
around 2 ft after midnight. A chance of rain in the evening, then
rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to
3 ft, building to 3 to 5 ft in the afternoon. Rain. Vsby 1 to
3 NM in the morning.
.MON NIGHT...W winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. Waves 4 to 6 ft. Rain likely in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Waves 4 to
6 ft.
.TUE NIGHT AND WED...W winds 20 to 25 kt, diminishing to 15 to
20 kt. Gusts up to 30 kt. Waves 2 to 4 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Waves
3 to 5 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
106 PM EST Sat Dec 27 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-280700-
106 PM EST Sat Dec 27 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
An Alberta Clipper system moves over southern New England tonight
bring a period of light snow and reduced visibility to the coastal
waters. East/northeast winds from 10 to 20 knots with gusts up to 20
knots. Can't rule out some light freezing spray with temps in the
low 20s overnight. Trending toward calmer weather by December
standards Saturday afternoon into Sunday with sub-SCY conditions.
Another low-pressure system moves over the region Sunday night into
Monday.
$$
ANZ250-280700-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 4 to 5 ft. Wave
Detail: NE 4 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Wave Detail: NE 4 ft at 5 seconds and E
2 ft at 12 seconds.
.SUN...NW winds 10 to 15 kt, becoming W 5 to 10 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and
E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and N
2 ft at 5 seconds. Rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Wave Detail: SE 3 ft at 5 seconds and E 1 foot at
11 seconds. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft, building to 5 to 7 ft after midnight.
Wave Detail: S 4 ft at 5 seconds and E 1 foot at 10 seconds,
becoming W 6 ft at 5 seconds and S 2 ft at 9 seconds. Rain likely
in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
6 to 9 ft. A chance of light freezing spray.
.WED...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft.
.WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-280700-
Massachusetts Bay and Ipswich Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 3 to 4 ft. Wave
Detail: N 4 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: N
4 ft at 5 seconds and E 2 ft at 12 seconds.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft
at 6 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 3 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 around 15 kt with gusts up to 20 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 2 to 3 ft, building to 3 to 5 ft after midnight.
Wave Detail: SW 3 ft at 3 seconds and SE 3 ft at 6 seconds,
becoming W 4 ft at 4 seconds and S 2 ft at 8 seconds. Rain likely
in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft.
.TUE NIGHT...W winds 25 to 30 kt. Seas 3 to 5 ft. A chance of
light freezing spray.
.WED AND WED NIGHT...W winds 20 to 25 kt. Seas 3 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.
$$
ANZ231-280700-
Cape Cod Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: N 3 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: N 3 ft at 5 seconds and E
2 ft at 12 seconds.
.SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at
5 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail:
N 2 ft at 6 seconds and W 1 foot at 3 seconds. A chance of rain
in the evening, then rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Wave Detail: S 3 ft at 7 seconds and S 2 ft at 3 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 4 seconds and S
3 ft at 8 seconds. Rain likely in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to
5 ft.
.TUE NIGHT...W winds 25 to 30 kt. Seas 3 to 5 ft. A chance of
light freezing spray.
.WED AND WED NIGHT...W winds 20 to 25 kt, diminishing to 15 to
20 kt. Seas 3 to 4 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-280700-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 4 to 5 ft. Wave
Detail: N 4 ft at 6 seconds and E 4 ft at 12 seconds.
.TONIGHT...N winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 3 to 5 ft. Wave Detail: N 4 ft at 6 seconds and E
3 ft at 12 seconds.
.SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft
at 5 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 4 ft. Wave Detail: N 3 ft at 6 seconds and W
2 ft at 3 seconds. Rain likely after midnight with vsby 1 to
3 NM.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: S 6 ft at 7 seconds and S 4 ft at 4 seconds.
Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 7 to 10 ft. S and E of Nantucket, seas 9 to 13 ft,
building to 12 to 16 ft after midnight. Wave Detail: S 7 ft at
9 seconds and W 6 ft at 5 seconds. Rain likely, mainly in the
evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Seas 8 to
11 ft, except 12 to 16 ft S and E of Nantucket.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
6 to 9 ft, except 10 to 14 ft S and E of Nantucket.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 5 to 8 ft. S and E of Nantucket, seas 9 to 12 ft, subsiding
to 6 to 9 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.
$$
ANZ255-280700-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 3 to 5 ft. Wave
Detail: N 4 ft at 5 seconds and E 3 ft at 12 seconds.
.TONIGHT...N winds 15 to 20 kt, becoming NW 10 to 15 kt after
midnight. Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and E
3 ft at 12 seconds.
.SUN...NW winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: NW 2 ft
at 4 seconds and NE 2 ft at 6 seconds.
.SUN NIGHT...W winds 10 to 15 kt, becoming SW 15 to 20 kt after
midnight. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 6 seconds and
NE 2 ft at 7 seconds. Rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft, building to 7 to 10 ft in the afternoon. Wave Detail: SW
6 ft at 6 seconds and NE 1 foot at 6 seconds, becoming SW 10 ft
at 8 seconds and SW 1 foot at 4 seconds. Rain. Vsby 1 to 3 NM in
the morning.
.MON NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 13 ft, building to 12 to 16 ft after midnight. Wave Detail:
SW 13 ft at 9 seconds and W 2 ft at 5 seconds, becoming SW 16 ft
at 10 seconds and W 3 ft at 5 seconds. Rain likely in the
evening.
.TUE...W winds 30 to 40 kt with gusts up to 45 kt. Seas 11 to
15 ft.
.TUE NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
10 to 14 ft.
.WED...W winds 25 to 30 kt. Seas 8 to 11 ft.
.WED NIGHT...W winds 25 to 30 kt. Seas 6 to 9 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-280700-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
106 PM EST Sat Dec 27 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 3 to 5 ft. Wave
Detail: N 4 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and E 2 ft at
12 seconds.
.SUN...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft
at 4 seconds and E 2 ft at 12 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, increasing to 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 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 5 to 7 ft, building to 7 to 10 ft in the
afternoon. Wave Detail: SW 7 ft at 6 seconds and E 1 foot at
12 seconds, becoming SW 10 ft at 8 seconds and SW 1 foot at
4 seconds. Rain. Vsby 1 to 3 NM in the morning.
.MON NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 13 ft, building to 11 to 15 ft after midnight. Wave Detail:
SW 12 ft at 9 seconds and W 3 ft at 5 seconds, becoming SW 14 ft
at 9 seconds and NW 4 ft at 6 seconds. Rain likely in the
evening.
.TUE...W winds 30 to 40 kt with gusts up to 45 kt. Seas 10 to
14 ft.
.TUE NIGHT...W winds 30 to 40 kt with gusts up to 45 kt. Seas
9 to 13 ft.
.WED...W winds 25 to 30 kt. Seas 7 to 10 ft.
.WED NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
6 to 9 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.
$$
ANZ232-280700-
Nantucket Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: N 3 ft at 5 seconds and E 2 ft at 12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and E
2 ft at 12 seconds.
.SUN...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft
at 3 seconds and NE 2 ft at 6 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and
NE 2 ft at 6 seconds. Rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the
afternoon. Seas 2 to 4 ft, building to 4 to 6 ft in the
afternoon. Wave Detail: SW 4 ft at 7 seconds and S 3 ft at
4 seconds, becoming SW 4 ft at 4 seconds and SW 4 ft at
8 seconds. Rain. Vsby 1 to 3 NM in the morning.
.MON NIGHT...W winds 25 to 35 kt. Seas 5 to 7 ft, building to
6 to 9 ft after midnight. Wave Detail: SW 5 ft at 5 seconds and
SW 3 ft at 9 seconds, becoming W 6 ft at 5 seconds and SW 4 ft at
10 seconds. Rain likely in the evening.
.TUE AND TUE NIGHT...W winds 25 to 35 kt with gusts up to 40 kt.
Seas 5 to 8 ft.
.WED AND WED NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-280700-
Vineyard Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds around 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and E 1 foot at
12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: N
1 foot at 4 seconds and S 1 foot at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
around 2 ft. Wave Detail: N 1 foot at 4 seconds and S 1 foot at
8 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 2 to 3 ft. Wave Detail: S 3 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 4 to
6 ft. Wave Detail: SW 6 ft at 8 seconds and SW 3 ft at 5 seconds.
Rain. Vsby 1 to 3 NM in the morning.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 40 kt after
midnight. Seas 6 to 9 ft. Wave Detail: SW 9 ft at 9 seconds and
SW 3 ft at 4 seconds. Rain likely in the evening.
.TUE...W winds 30 to 40 kt. Seas 7 to 10 ft.
.TUE NIGHT AND WED...W winds 25 to 35 kt with gusts up to 40 kt,
diminishing to 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft.
.WED NIGHT...W winds 25 to 30 kt. Seas 4 to 6 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.
$$
ANZ234-280700-
Buzzards Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and E 1 foot at
12 seconds.
.TONIGHT...NW winds 10 to 15 kt. Seas around 2 ft in the evening,
then 1 foot or less. Wave Detail: N 1 foot at 4 seconds and E
1 foot at 13 seconds, becoming N 1 foot at 3 seconds and S 1 foot
at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
1 foot or less. Wave Detail: NW 1 foot at 2 seconds and NE 1 foot
at 5 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and
NE 1 foot at 6 seconds. A chance of rain in the evening, then
rain after midnight with vsby 1 to 3 NM.
.MON...S winds 15 to 20 kt, becoming SW 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW
5 ft at 7 seconds and SW 3 ft at 4 seconds. Rain. Vsby 1 to 3 NM
in the morning.
.MON NIGHT...W winds 25 to 35 kt. Seas 4 to 6 ft. Wave Detail: SW
6 ft at 8 seconds and SW 4 ft at 4 seconds. Rain likely in the
evening.
.TUE AND TUE NIGHT...W winds 25 to 35 kt with gusts up to 40 kt.
Seas 4 to 6 ft.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 3 to 5 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-280700-
Rhode Island Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 15 to 20 kt. Seas 2 to 3 ft. Wave
Detail: N 3 ft at 4 seconds and E 1 foot at 13 seconds.
.TONIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: N
2 ft at 4 seconds and S 1 foot at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and
NE 1 foot at 4 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. Seas 2 to 3 ft. Wave Detail: S 3 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 3 to
5 ft, building to 5 to 7 ft in the afternoon. Wave Detail: SW
5 ft at 6 seconds and E 1 foot at 12 seconds, becoming SW 7 ft at
8 seconds and SW 2 ft at 4 seconds. Rain. Vsby 1 to 3 NM in the
morning.
.MON NIGHT...W winds 25 to 30 kt, increasing to 30 to 40 kt after
midnight. Seas 8 to 11 ft. Wave Detail: SW 11 ft at 9 seconds and
W 5 ft at 6 seconds. Rain likely in the evening.
.TUE...W winds 30 to 40 kt. Seas 7 to 10 ft.
.TUE NIGHT...W winds 25 to 35 kt. Seas 6 to 9 ft.
.WED AND WED NIGHT...W winds 25 to 30 kt. Seas 5 to 7 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.
$$
ANZ237-280700-
Block Island Sound-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: NE 3 ft at 5 seconds and E 1 foot at
13 seconds.
.TONIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
2 ft at 5 seconds and SW 1 foot at 8 seconds.
.SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at
5 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and S
1 foot at 7 seconds. A chance of rain in the evening, then rain
after midnight with vsby 1 to 3 NM.
.MON...SW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: S 6 ft
at 8 seconds and SW 3 ft at 5 seconds. Rain. Vsby 1 to 3 NM in
the morning.
.MON NIGHT...W winds 25 to 30 kt with gusts up to 40 kt. Seas
7 to 10 ft. Wave Detail: W 7 ft at 6 seconds and S 6 ft at
9 seconds. Rain likely in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft.
.TUE NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 7 ft.
.WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 4 to 6 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-280700-
Boston Harbor-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves 1 foot or less.
.SUN...NW winds 5 to 10 kt, becoming SW in the afternoon. Waves
1 foot or less.
.SUN NIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt after
midnight. Waves 1 foot or less, then around 2 ft after midnight.
A chance of rain in the evening, then rain after midnight with
vsby 1 to 3 NM.
.MON...S winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft. Rain. Vsby 1 to 3 NM.
.MON NIGHT...SW winds 15 to 20 kt, becoming W 25 to 30 kt after
midnight. Waves around 2 ft. Rain likely in the evening.
.TUE THROUGH WED NIGHT...SW winds 25 to 30 kt with gusts up to
35 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.
$$
ANZ236-280700-
Narragansett Bay-
106 PM EST Sat Dec 27 2025
.THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft.
.TONIGHT...NW winds 5 to 10 kt. Waves around 2 ft in the evening,
then 1 foot or less.
.SUN...W winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Waves 1 foot or less, then
around 2 ft after midnight. A chance of rain in the evening, then
rain after midnight with vsby 1 to 3 NM.
.MON...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to
3 ft, building to 3 to 5 ft in the afternoon. Rain. Vsby 1 to
3 NM in the morning.
.MON NIGHT...W winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. Waves 4 to 6 ft. Rain likely in the evening.
.TUE...W winds 25 to 30 kt with gusts up to 35 kt. Waves 4 to
6 ft.
.TUE NIGHT AND WED...W winds 20 to 25 kt, diminishing to 15 to
20 kt. Gusts up to 30 kt. Waves 2 to 4 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Waves
3 to 5 ft.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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