Coastal Waters Forecast
Issued by NWS Boston, MA

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
294
FZUS51 KBOX 070605
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
105 AM EST Sun Dec 7 2025

Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM

ANZ200-071900-
105 AM EST Sun Dec 7 2025

.Synopsis for Massachusetts and Rhode Island coastal waters...
A weak low-pressure system moved east-southeast of the 70N/40W
benchmark earlier today with weak high-pressure moving in from the
south. A strong cold front will cross the waters late Sunday into
Sunday night followed by high-pressure building in from the west on
Monday. Low-pressure will then approach from the west on Tuesday.

$$

ANZ250-071900-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...

.REST OF TONIGHT...NW winds around 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and SE 1 foot at
3 seconds.
.SUN...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 9 seconds and
NW 3 ft at 4 seconds.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming W 25 to 30 kt after midnight. Seas 3 to 5 ft. Wave
Detail: W 4 ft at 4 seconds and SE 4 ft at 9 seconds.
.MON...NW winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. Seas 5 to 7 ft. Wave Detail: W 6 ft at 6 seconds and N
3 ft at 6 seconds.
.MON NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: N
6 ft at 6 seconds and E 1 foot at 8 seconds.
.TUE...W winds around 10 kt, becoming SW 15 to 20 kt with gusts
up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 4 seconds and NE 2 ft at 6 seconds.
.TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft. A chance of rain.
.WED AND WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. A chance of rain.
.THU AND THU NIGHT...W winds 15 to 20 kt with gusts up to 25 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.

$$

ANZ251-071900-
Massachusetts Bay and Ipswich Bay-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: W 2 ft at 3 seconds and SE 1 foot at 4 seconds.
.SUN...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and
E 2 ft at 10 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 20 to 25 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W
3 ft at 3 seconds and E 3 ft at 9 seconds.
.MON...NW winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 5 seconds and E
3 ft at 9 seconds.
.MON NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 4 seconds
and NE 3 ft at 7 seconds.
.TUE...W winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and N
2 ft at 5 seconds.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft. A chance of rain in the evening.
.WED AND WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 3 ft. A chance of rain.
.THU AND THU NIGHT...W winds 15 to 20 kt, diminishing to 10 to
15 kt. Seas 2 to 3 ft.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ231-071900-
Cape Cod Bay-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NW winds around 10 kt. Seas around 2 ft. Wave
Detail: NW 1 foot at 3 seconds and SE 1 foot at 4 seconds.
.SUN...NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE
2 ft at 9 seconds and NW 1 foot at 4 seconds.
.SUN NIGHT...SW winds 5 to 10 kt, becoming W 20 to 25 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW
2 ft at 4 seconds and SW 2 ft at 7 seconds.
.MON...NW winds 25 to 30 kt, becoming N 20 to 25 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: N 5 ft at 6 seconds and E
2 ft at 9 seconds.
.MON NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail:
NW 5 ft at 7 seconds and E 1 foot at 8 seconds.
.TUE...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at
6 seconds and S 2 ft at 3 seconds.
.TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. A chance of rain in the evening.
.WED AND WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 2 to 4 ft. A chance of rain.
.THU AND THU NIGHT...W winds 15 to 20 kt, diminishing to 10 to
15 kt. Gusts up to 25 kt. Seas 2 to 3 ft.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ254-071900-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...

.REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Wave Detail: NW 2 ft at 4 seconds and SE 2 ft at
9 seconds.
.SUN...NW winds 10 to 15 kt, becoming W around 5 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 9 seconds and
NW 2 ft at 4 seconds.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming W 20 to 25 kt with gusts up to 30 kt after midnight.
Seas 3 to 5 ft. Wave Detail: SE 4 ft at 9 seconds and NW 3 ft at
4 seconds.
.MON...NW winds 25 to 30 kt, becoming N 20 to 25 kt in the
afternoon. Seas 5 to 7 ft. Wave Detail: N 6 ft at 6 seconds and E
3 ft at 8 seconds.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 5 to 7 ft. Wave Detail: N
6 ft at 7 seconds and E 1 foot at 9 seconds.
.TUE...NW winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: N 4 ft at
6 seconds and S 1 foot at 3 seconds.
.TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft. A chance of rain in the evening.
.WED AND WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Seas 4 to 6 ft. S and E of Nantucket, seas 5 to 8 ft, building to
7 to 10 ft. A chance of rain.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.THU NIGHT...W winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ255-071900-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...

.REST OF TONIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. Wave
Detail: W 3 ft at 5 seconds and SE 2 ft at 9 seconds.
.SUN...N winds 10 to 15 kt, becoming W 5 to 10 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and
SE 3 ft at 9 seconds.
.SUN NIGHT...SW winds 15 to 20 kt, becoming W 25 to 30 kt after
midnight. Seas 3 to 4 ft, building to 4 to 6 ft after midnight.
Wave Detail: W 3 ft at 4 seconds and SE 3 ft at 9 seconds,
becoming SW 4 ft at 6 seconds and SE 3 ft at 9 seconds.
.MON...N winds 25 to 30 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft
at 7 seconds and N 3 ft at 5 seconds.
.MON NIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Seas 4 to 6 ft. Wave Detail: W 5 ft at 6 seconds
and N 3 ft at 5 seconds.
.TUE...NW winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and
NE 2 ft at 5 seconds.
.TUE NIGHT...SW winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 7 ft, building to 6 to 9 ft after midnight.
.WED...SW winds 25 to 30 kt. Seas 6 to 9 ft. A chance of rain.
.WED NIGHT...SW winds 25 to 30 kt. Seas 8 to 11 ft. A chance of
rain.
.THU AND THU NIGHT...W winds 25 to 30 kt, becoming NW 15 to
20 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.

$$

ANZ256-071900-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...

.REST OF TONIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. Wave
Detail: NW 3 ft at 4 seconds and S 2 ft at 8 seconds.
.SUN...N winds 5 to 10 kt, becoming W in the afternoon. Seas 3 to
4 ft. Wave Detail: SE 3 ft at 9 seconds and NW 2 ft at 4 seconds.
.SUN NIGHT...SW winds 15 to 20 kt, becoming NW 25 to 30 kt after
midnight. Seas 4 to 6 ft. Wave Detail: SW 4 ft at 6 seconds and
SE 3 ft at 9 seconds.
.MON...NW winds 25 to 30 kt, becoming N 20 to 25 kt in the
afternoon. Seas 5 to 7 ft. Wave Detail: W 5 ft at 6 seconds and E
3 ft at 9 seconds.
.MON NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Wave Detail: NW 5 ft at 6 seconds and E 2 ft at
8 seconds.
.TUE...NW winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and
NE 2 ft at 4 seconds.
.TUE NIGHT...SW winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 8 ft.
.WED...SW winds 25 to 30 kt with gusts up to 35 kt. Seas 6 to
9 ft. A chance of rain.
.WED NIGHT...SW winds 25 to 30 kt with gusts up to 35 kt. Seas
8 to 11 ft. A chance of rain.
.THU...W winds 25 to 30 kt. Seas 6 to 9 ft.
.THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
5 to 8 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.

$$

ANZ232-071900-
Nantucket Sound-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: W 2 ft at 3 seconds and E 1 foot at 4 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 E 1 foot at
4 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 20 to 25 kt with
gusts up to 30 kt after midnight. Seas 2 to 4 ft. Wave Detail: W
3 ft at 4 seconds and SW 2 ft at 7 seconds.
.MON...NW winds 25 to 30 kt, becoming N 20 to 25 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 5 seconds and N
2 ft at 5 seconds.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: N
3 ft at 5 seconds and SW 1 foot at 7 seconds.
.TUE...NW winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and
NE 2 ft at 5 seconds.
.TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft.
.WED...SW winds 20 to 25 kt. Seas 3 to 5 ft. A chance of rain.
.WED NIGHT...SW winds 20 to 25 kt. Seas 4 to 6 ft. A chance of
rain.
.THU AND THU NIGHT...W winds 20 to 25 kt, diminishing to 15 to
20 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.

$$

ANZ233-071900-
Vineyard Sound-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NW winds around 10 kt. Seas around 2 ft. Wave
Detail: W 2 ft at 4 seconds and SE 1 foot at 4 seconds.
.SUN...N winds 5 to 10 kt, becoming W in the afternoon. Seas
around 2 ft. Wave Detail: W 1 foot at 4 seconds and S 1 foot at
8 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 20 to 25 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 7 seconds and
SW 2 ft at 4 seconds.
.MON...NW winds 25 to 30 kt, becoming N 20 to 25 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and N
2 ft at 5 seconds.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 5 seconds
and SE 1 foot at 8 seconds.
.TUE...NW winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 1 foot or less, then 2 to 3 ft in the afternoon.
Wave Detail: N 1 foot at 4 seconds and SE 1 foot at 9 seconds,
becoming SW 3 ft at 4 seconds and NE 1 foot at 5 seconds.
.TUE NIGHT...SW winds 25 to 30 kt. Seas 4 to 6 ft.
.WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. A chance of rain.
.WED NIGHT...SW winds 25 to 30 kt. Seas 5 to 7 ft. A chance of
rain.
.THU...W winds 20 to 25 kt. Seas 4 to 6 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 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.

$$

ANZ234-071900-
Buzzards Bay-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NW winds around 10 kt. Seas around 2 ft. Wave
Detail: W 1 foot at 3 seconds and SE 1 foot at 4 seconds.
.SUN...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds and NW 1 foot at
4 seconds.
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 20 to 25 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and SW
2 ft at 7 seconds.
.MON...NW winds 20 to 25 kt, becoming N 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas around 3 ft. Wave Detail: N
3 ft at 4 seconds and SW 2 ft at 6 seconds.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds
and SW 1 foot at 6 seconds.
.TUE...W winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 1 foot or less, then 2 to 3 ft in the afternoon.
Wave Detail: N 1 foot at 3 seconds and E 1 foot at 9 seconds,
becoming SW 2 ft at 4 seconds and NE 1 foot at 5 seconds.
.TUE NIGHT...SW winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 3 to 5 ft.
.WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft. A chance of rain.
.WED NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft. A chance of rain.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 4 ft.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ235-071900-
Rhode Island Sound-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft. Wave
Detail: W 2 ft at 4 seconds and S 2 ft at 8 seconds.
.SUN...N winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and S 2 ft at
8 seconds.
.SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming NW 20 to 25 kt with gusts up to 30 kt after midnight.
Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and S 3 ft at
7 seconds.
.MON...NW winds 25 to 30 kt, becoming N 15 to 20 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and
SW 3 ft at 6 seconds.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 4 ft. Wave Detail: N 3 ft at 4 seconds
and SW 1 foot at 6 seconds.
.TUE...NW winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and
NE 1 foot at 3 seconds.
.TUE NIGHT...SW winds 25 to 30 kt. Seas 5 to 7 ft.
.WED AND WED NIGHT...SW winds 25 to 30 kt. Seas 5 to 8 ft. A
chance of rain.
.THU...W winds 20 to 25 kt. Seas 5 to 7 ft.
.THU NIGHT...NW winds 15 to 20 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.

$$

ANZ237-071900-
Block Island Sound-
105 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NW winds around 10 kt. Seas 2 to 3 ft. Wave
Detail: SE 2 ft at 9 seconds and W 1 foot at 3 seconds.
.SUN...N winds 5 to 10 kt, becoming SW in the afternoon. Seas
2 to 3 ft. Wave Detail: S 2 ft at 8 seconds and SE 2 ft at
9 seconds.
.SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
NW 20 to 25 kt with gusts up to 30 kt after midnight. Seas 2 to
4 ft. Wave Detail: W 3 ft at 4 seconds and SE 3 ft at 9 seconds.
.MON...NW winds 20 to 25 kt, becoming N 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: NW
3 ft at 4 seconds and S 2 ft at 6 seconds.
.MON NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE
1 foot at 8 seconds.
.TUE...NW winds around 5 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and
NE 1 foot at 4 seconds.
.TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft.
.WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft. A chance of rain.
.WED NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 7 ft. A chance of rain.
.THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft.
.THU NIGHT...NW 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.

$$

ANZ230-071900-
Boston Harbor-
105 AM EST Sun Dec 7 2025

.REST OF TONIGHT...W winds around 10 kt. Waves 1 foot or less.
.SUN...NW winds 5 to 10 kt. Waves 1 foot or less.
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 20 to 25 kt after
midnight. Waves 1 foot or less, then around 2 ft after midnight.
.MON...NW winds 25 to 30 kt, diminishing to 15 to 20 kt in the
afternoon. Waves around 2 ft.
.MON NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Waves around 2 ft.
.TUE...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up
to 20 kt in the afternoon. Waves 1 foot or less, then around 2 ft
in the afternoon.
.TUE NIGHT...SW winds 15 to 20 kt. Waves around 2 ft. A chance of
snow and rain in the evening.
.WED AND WED NIGHT...SW winds 15 to 20 kt. Waves around 2 ft. A
chance of rain.
.THU AND THU NIGHT...W winds 15 to 20 kt, diminishing to 10 to
15 kt. Waves around 2 ft.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

ANZ236-071900-
Narragansett Bay-
105 AM EST Sun Dec 7 2025

.REST OF TONIGHT...NW winds 5 to 10 kt. Waves around 2 ft.
.SUN...N winds around 5 kt, becoming SW in the afternoon. Waves
around 2 ft.
.SUN NIGHT...SW winds 5 to 10 kt, becoming W 15 to 20 kt with
gusts up to 25 kt after midnight. Waves 2 to 3 ft.
.MON...NW winds 20 to 25 kt, becoming N 15 to 20 kt in the
afternoon. Waves 2 to 3 ft.
.MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Waves around 2 ft.
.TUE AND TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Waves 2 to 4 ft.
.WED...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to
4 ft. A chance of rain.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves
3 to 5 ft. A chance of rain.
.THU AND THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 10 to 15 kt. Waves 2 to 4 ft.

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

For the latest updates...please visit our webpage at
www.weather.gov/boston

You can follow us on Facebook at
www.facebook.com/NWSBoston

You can follow us on Twitter at
@NWSBoston