986
FZUS51 KBOX 220804
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
404 AM EDT Tue Jul 22 2025

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

ANZ200-222100-
404 AM EDT Tue Jul 22 2025

.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds into the region today and Tue, moving offshore Wed
into Thu. A weak front will move into New Eng on Fri, crossing the
waters Fri night into Sat.

$$

ANZ250-222100-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
404 AM EDT Tue Jul 22 2025

.TODAY...N winds 5 to 10 kt, becoming E this afternoon. Seas 2 to
3 ft. Wave Detail: N 2 ft at 5 seconds and SE 1 foot at
9 seconds.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: S 1 foot at 2 seconds and N 1 foot at
4 seconds.
.WED...SW winds around 5 kt, becoming S 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds
and NE 1 foot at 3 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and SE 1 foot at
8 seconds.
.THU...SW winds 15 to 20 kt. Gusts up to 20 kt, increasing to
30 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at
4 seconds and SE 1 foot at 8 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
3 to 4 ft. Wave Detail: S 4 ft at 4 seconds and SE 2 ft at
7 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
3 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas
2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM.
.SAT...NE winds around 10 kt. Seas around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...SE winds around 10 kt. Seas around 2 ft. Patchy fog.
A chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ251-222100-
Massachusetts Bay and Ipswich Bay-
404 AM EDT Tue Jul 22 2025

.TODAY...N winds 5 to 10 kt, becoming E this afternoon. Seas
around 2 ft. Wave Detail: N 2 ft at 4 seconds and E 1 foot at
9 seconds.
.TONIGHT...S winds around 10 kt, becoming SW after midnight. Seas
around 2 ft in the evening, then 1 foot or less. Wave Detail: SE
1 foot at 4 seconds and SE 1 foot at 9 seconds, becoming S 1 foot
at 3 seconds and NE 1 foot at 4 seconds.
.WED...SW winds around 5 kt, becoming SE in the afternoon. Seas
1 foot or less, then around 2 ft in the afternoon. Wave Detail: S
1 foot at 2 seconds and E 1 foot at 3 seconds, becoming SE 1 foot
at 3 seconds and SE 1 foot at 8 seconds.
.WED NIGHT...S winds 15 to 20 kt, becoming SW 10 to 15 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 3 seconds and
SE 1 foot at 8 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 3 seconds and SE 1 foot at 8 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at
7 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.FRI...SW winds around 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas
2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM.
.SAT...NE winds around 10 kt. Seas around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. Patchy
fog. A chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ231-222100-
Cape Cod Bay-
404 AM EDT Tue Jul 22 2025

.TODAY...N winds 5 to 10 kt, becoming NE this afternoon. Seas
around 2 ft. Wave Detail: N 2 ft at 4 seconds and SE 1 foot at
8 seconds.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: NE 1 foot at 4 seconds and NW 1 foot
at 4 seconds.
.WED...S winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft
in the afternoon. Wave Detail: SW 1 foot at 2 seconds and N
1 foot at 4 seconds, becoming S 1 foot at 2 seconds and NE 1 foot
at 4 seconds.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. Wave Detail: SE 1 foot at 3 seconds and SE 1 foot at
8 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 2 ft
at 3 seconds and SE 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at
7 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM.
.SAT...N winds around 10 kt. Seas around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...E winds 5 to 10 kt. Seas 1 foot or less. Patchy fog.
A chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ254-222100-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft
at 5 seconds and S 2 ft at 7 seconds.
.TONIGHT...SE winds around 5 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: N 2 ft at 5 seconds and S 2 ft at
7 seconds.
.WED...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N
1 foot at 4 seconds and SE 1 foot at 7 seconds.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
around 2 ft. Wave Detail: S 2 ft at 3 seconds and NE 1 foot at
4 seconds.
.THU...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to
3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at
7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
around 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at
8 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...N winds 10 to 15 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 to
3 NM.
.SAT NIGHT...E winds around 10 kt. Seas around 2 ft. Patchy fog.
A chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ255-222100-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 7 seconds and NE 1 foot at 3 seconds.
.TONIGHT...S winds around 5 kt. Seas around 2 ft. Wave Detail: S
2 ft at 6 seconds and E 1 foot at 3 seconds.
.WED...S winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds
and NE 1 foot at 4 seconds.
.WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 3 seconds and NE 1 foot at 4 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 4 seconds and SE 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at
8 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ256-222100-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds around 10 kt, becoming E this afternoon. Seas
2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds and S 2 ft at
6 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 6 seconds and E 1 foot at 3 seconds.
.WED...S winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and
S 1 foot at 3 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
S 2 ft at 3 seconds and S 1 foot at 7 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 4 seconds and SE 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at
8 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
5 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ232-222100-
Nantucket Sound-
404 AM EDT Tue Jul 22 2025

.TODAY...N winds 5 to 10 kt, becoming E this afternoon. Seas
around 2 ft. Wave Detail: N 1 foot at 4 seconds and S 1 foot at
7 seconds.
.TONIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: E 1 foot at 2 seconds and S 1 foot
at 5 seconds.
.WED...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW
1 foot at 2 seconds and NE 1 foot at 4 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
S 2 ft at 3 seconds and NE 1 foot at 4 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 4 seconds and SE 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
around 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at
8 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas around
3 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ233-222100-
Vineyard Sound-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds 5 to 10 kt, becoming SE this afternoon. Seas
around 2 ft. Wave Detail: S 2 ft at 6 seconds and NE 1 foot at
2 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail:
SE 1 foot at 3 seconds and S 1 foot at 7 seconds.
.WED...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW
1 foot at 3 seconds and S 1 foot at 7 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 4 seconds and S 1 foot at 7 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW
3 ft at 4 seconds and S 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at
8 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NE winds 10 to 15 kt. Seas around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...E winds around 10 kt. Seas around 2 ft. Patchy fog.
A chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ234-222100-
Buzzards Bay-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds 5 to 10 kt, becoming SE this afternoon. Seas
1 foot or less. Wave Detail: NE 1 foot at 2 seconds and SW 1 foot
at 6 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail:
S 1 foot at 3 seconds and E 1 foot at 3 seconds.
.WED...SW winds around 5 kt, becoming S in the afternoon. Seas
1 foot or less, then around 2 ft in the afternoon. Wave Detail:
NE 1 foot at 3 seconds and SW 1 foot at 3 seconds, becoming E
1 foot at 3 seconds and SW 1 foot at 3 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 3 seconds and S 1 foot at 7 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW
3 ft at 4 seconds and SE 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: S 3 ft at 6 seconds. Patchy fog. Vsby
1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ235-222100-
Rhode Island Sound-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds 5 to 10 kt, becoming SE this afternoon. Seas
around 2 ft. Wave Detail: S 2 ft at 7 seconds and S 1 foot at
2 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
2 ft at 7 seconds and SE 1 foot at 4 seconds.
.WED...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft
in the afternoon. Wave Detail: E 1 foot at 3 seconds and S 1 foot
at 7 seconds, becoming S 1 foot at 3 seconds and S 1 foot at
7 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
S 2 ft at 4 seconds and S 1 foot at 7 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 4 seconds and SE 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 2 ft at
8 seconds. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NE winds 10 to 15 kt. Seas 2 to 3 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...E winds 10 to 15 kt. Seas around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ237-222100-
Block Island Sound-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds 5 to 10 kt, becoming SE this afternoon. Seas
around 2 ft. Wave Detail: S 2 ft at 7 seconds and NE 1 foot at
3 seconds.
.TONIGHT...S winds 5 to 10 kt, diminishing to around 5 kt after
midnight. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and
E 1 foot at 3 seconds.
.WED...SW winds around 5 kt, becoming S in the afternoon. Seas
1 foot or less, then around 2 ft in the afternoon. Wave Detail: E
1 foot at 3 seconds and S 1 foot at 7 seconds, becoming S 2 ft at
7 seconds and S 1 foot at 3 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 3 seconds and S 2 ft at 7 seconds.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW
3 ft at 4 seconds and SE 1 foot at 7 seconds.
.THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 3 ft. Wave Detail: S 3 ft at 6 seconds. Patchy fog. Vsby
1 to 3 NM.
.FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to
4 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NE winds around 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...E winds around 10 kt. Seas around 2 ft. Patchy fog.
A chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ230-222100-
Boston Harbor-
404 AM EDT Tue Jul 22 2025

.TODAY...N winds 5 to 10 kt, becoming E this afternoon. Waves
1 foot or less.
.TONIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Waves
1 foot or less.
.WED...SW winds around 5 kt, becoming S in the afternoon. Waves
1 foot or less.
.WED NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft.
.THU AND THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt.
Waves around 2 ft.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around
2 ft.
.FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves
around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM.
.SAT...NE winds around 10 kt. Waves around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. Patchy
fog. A chance of showers. Vsby 1 to 3 NM.

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.

$$

ANZ236-222100-
Narragansett Bay-
404 AM EDT Tue Jul 22 2025

.TODAY...NE winds 5 to 10 kt, becoming SE this afternoon. Waves
around 2 ft this morning, then 1 foot or less.
.TONIGHT...S winds 5 to 10 kt. Waves 1 foot or less.
.WED...SW winds around 5 kt, becoming S in the afternoon. Waves
1 foot or less, then around 2 ft in the afternoon.
.WED NIGHT...SW winds 10 to 15 kt. Waves around 2 ft in the
evening, then 1 foot or less.
.THU...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 3 ft.
.THU NIGHT...SW winds around 15 kt with gusts up to 25 kt. Waves
2 to 3 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI...SW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to
3 ft. Patchy fog. Vsby 1 to 3 NM.
.FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves
2 to 3 ft. Patchy fog. Vsby 1 to 3 NM.
.SAT...NE winds 5 to 10 kt. Waves around 2 ft. Patchy fog. Vsby
1 to 3 NM.
.SAT NIGHT...E winds 5 to 10 kt. Waves around 2 ft. Patchy fog. A
chance of showers. Vsby 1 to 3 NM.

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