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
084
FZUS51 KBOX 221505
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
1005 AM EST Fri Nov 22 2024

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

ANZ200-230400-
1005 AM EST Fri Nov 22 2024

.Synopsis for Massachusetts and Rhode Island coastal waters...
Low pres near western CT meanders westward into NY state and
Pennsylvania, then south of New England Fri night. The low then
exits into the Gulf of Maine Sat and Maritimes Sun. Gusty NW winds
are expected over the waters this weekend. Weak high pressure builds
across the MA and RI waters Monday. A cold front moves across New
England Tuesday night, followed by dry northwest flow Wednesday.

$$

ANZ250-230400-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Seas 5 to 8 ft. Wave Detail: SE 6 ft at 7 seconds and SW 2 ft at
4 seconds. A slight chance of showers, then a chance of showers.
.TONIGHT...E winds 10 to 15 kt, becoming N with gusts up to 20 kt
after midnight. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 7 seconds
and S 1 foot at 4 seconds. Patchy fog. Rain. Vsby 1 to 3 NM.
.SAT...NW winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and
E 4 ft at 6 seconds. Patchy fog. Rain. Vsby 1 to 3 NM in the
morning.
.SAT NIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 8 ft. Wave Detail: N 6 ft at 7 seconds and S 1 foot at
9 seconds. Rain likely, mainly in the evening.
.SUN AND SUN NIGHT...NW winds 20 to 25 kt with gusts up to 35 kt.
Seas 5 to 7 ft. Wave Detail: W 6 ft at 5 seconds and NE 2 ft at
8 seconds.
.MON...W winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft
at 5 seconds.
.MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of
rain.
.TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Rain likely.
.TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. A chance of rain.

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

$$

ANZ251-230400-
Massachusetts Bay and Ipswich Bay-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Seas 5 to 7 ft. Wave Detail: E 6 ft at 8 seconds and S 3 ft at
5 seconds. A slight chance of showers, then a chance of showers.
.TONIGHT...E winds 10 to 15 kt, becoming N with gusts up to 20 kt
after midnight. Seas 3 to 5 ft. Wave Detail: SE 5 ft at
6 seconds. Rain. Patchy fog after midnight. Vsby 1 to 3 NM.
.SAT...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: NW
4 ft at 4 seconds and NE 4 ft at 7 seconds. Patchy fog. Rain.
Vsby 1 to 3 NM in the morning.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft. Wave Detail: NW 4 ft at 4 seconds and NE 4 ft at
7 seconds. Rain likely in the evening.
.SUN AND SUN NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 2 to 4 ft. Wave Detail: W 4 ft at 4 seconds and NE 3 ft at
8 seconds.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: NW 2 ft at 5 seconds and SW 1 foot at
8 seconds.
.MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. Seas 1 foot or less, then around
2 ft. A chance of rain.
.TUE NIGHT...W winds 15 to 20 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.

$$

ANZ231-230400-
Cape Cod Bay-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Seas 4 to 5 ft, subsiding to 2 to 4 ft. Wave Detail: S 3 ft at
5 seconds and NE 3 ft at 7 seconds, becoming S 3 ft at 6 seconds
and NE 3 ft at 8 seconds. A slight chance of showers, then a
chance of showers.
.TONIGHT...E winds around 10 kt, becoming N after midnight. Seas
2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds and S 1 foot at
3 seconds. Patchy fog. Rain. Vsby 1 to 3 NM.
.SAT...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. Wave Detail: NW 3 ft at 4 seconds and NE
2 ft at 7 seconds, becoming N 5 ft at 6 seconds and S 2 ft at
9 seconds. Patchy fog. Rain.
.SAT NIGHT...NW winds 25 to 30 kt, becoming W 20 to 25 kt after
midnight. Seas 5 to 6 ft. Wave Detail: N 5 ft at 7 seconds and SW
2 ft at 9 seconds. Rain likely, mainly in the evening.
.SUN AND SUN NIGHT...W winds 20 to 25 kt with gusts up to 30 kt.
Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and N 3 ft at
8 seconds.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: NW 3 ft at 5 seconds and SW 1 foot at
8 seconds.
.MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. Seas 1 foot or less, then around
2 ft. A chance of rain.
.TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 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.

$$

ANZ254-230400-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...

.THIS AFTERNOON...S winds 10 to 15 kt, becoming SE 5 to 10 kt.
Gusts up to 20 kt. Seas 5 to 8 ft. Wave Detail: NE 5 ft at
7 seconds and S 5 ft at 8 seconds. A slight chance of showers,
then a chance of showers.
.TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming N
after midnight. Seas 4 to 5 ft. Wave Detail: E 4 ft at 7 seconds
and S 3 ft at 8 seconds. Patchy fog. Rain in the evening. A
chance of rain after midnight. Vsby 1 to 3 NM.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt, increasing to
20 to 25 kt with gusts up to 35 kt in the afternoon. Seas 4 to
5 ft, building to 5 to 8 ft in the afternoon. Wave Detail: E 4 ft
at 7 seconds and NW 3 ft at 4 seconds, becoming NW 6 ft at
5 seconds and E 3 ft at 7 seconds. Patchy fog. Rain.
.SAT NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
7 to 9 ft. Wave Detail: NW 7 ft at 6 seconds and NE 4 ft at
7 seconds. Rain likely, mainly in the evening.
.SUN...W winds 20 to 25 kt with gusts up to 35 kt. Seas 6 to
9 ft. Wave Detail: W 6 ft at 6 seconds and NE 4 ft at 8 seconds.
.SUN NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 8 ft. Wave Detail: NW 5 ft at 6 seconds and SW 2 ft at
9 seconds.
.MON...W winds 15 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
rain.
.TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Rain likely.
.TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 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.

$$

ANZ255-230400-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Seas 7 to 9 ft, subsiding to 5 to 8 ft. Wave Detail: SW 8 ft at
9 seconds and E 3 ft at 7 seconds, becoming SW 7 ft at 9 seconds
and E 3 ft at 7 seconds. A slight chance of showers, then showers
likely.
.TONIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas
4 to 6 ft. Wave Detail: SW 6 ft at 8 seconds and E 3 ft at
7 seconds. Patchy fog. Rain likely, mainly in the evening with
vsby 1 to 3 NM.
.SAT...NW winds 20 to 25 kt, increasing to 25 to 30 kt with gusts
up to 35 kt in the afternoon. Seas 4 to 6 ft, building to 6 to
9 ft in the afternoon. Wave Detail: SW 5 ft at 8 seconds and NW
3 ft at 4 seconds, becoming W 7 ft at 6 seconds and SW 7 ft at
9 seconds. Rain.
.SAT NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
7 to 10 ft. Wave Detail: W 10 ft at 9 seconds and E 2 ft at
7 seconds. Rain likely, mainly in the evening.
.SUN...W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to
10 ft. Wave Detail: W 10 ft at 8 seconds and NE 1 foot at
8 seconds.
.SUN NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 6 to 9 ft, subsiding to 5 to 7 ft after
midnight. Wave Detail: W 8 ft at 8 seconds and NE 1 foot at
9 seconds, becoming W 7 ft at 8 seconds and NE 1 foot at
9 seconds.
.MON...W winds 15 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
rain.
.TUE...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. A chance of rain.
.TUE NIGHT...NW winds 20 to 25 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.

$$

ANZ256-230400-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...

.THIS AFTERNOON...SW winds 15 to 20 kt, becoming S 10 to 15 kt.
Gusts up to 25 kt. Seas 8 to 9 ft, subsiding to 6 to 8 ft. Wave
Detail: SW 9 ft at 8 seconds and E 2 ft at 7 seconds, becoming SW
8 ft at 8 seconds and E 2 ft at 7 seconds. A slight chance of
showers, then a chance of showers.
.TONIGHT...SE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 4 to 6 ft. Wave Detail: SW 6 ft
at 8 seconds and E 2 ft at 7 seconds. A chance of rain. Patchy
fog after midnight.
.SAT...NW winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. Seas 4 to 6 ft, building to 6 to 8 ft in the
afternoon. Wave Detail: SW 5 ft at 8 seconds and NW 4 ft at
4 seconds, becoming NW 7 ft at 6 seconds and SW 6 ft at
9 seconds. Rain.
.SAT NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
7 to 9 ft. Wave Detail: NW 8 ft at 7 seconds and SW 6 ft at
9 seconds. A chance of rain in the evening.
.SUN...W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to
9 ft. Wave Detail: W 8 ft at 7 seconds and SW 5 ft at 8 seconds.
.SUN NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. Seas 5 to 8 ft, subsiding to 4 to 6 ft after
midnight. Wave Detail: W 7 ft at 7 seconds and E 1 foot at
13 seconds, becoming W 6 ft at 7 seconds and E 1 foot at
12 seconds.
.MON...W winds 15 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
rain.
.TUE...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. A chance of rain.
.TUE NIGHT...NW winds 20 to 25 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.

$$

ANZ232-230400-
Nantucket Sound-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Seas 3 to 5 ft. Wave Detail: SW 3 ft at 4 seconds and SW 3 ft at
9 seconds. A slight chance of showers, then showers likely.
.TONIGHT...E winds 5 to 10 kt, becoming N 10 to 15 kt after
midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds and SW
2 ft at 8 seconds. Patchy fog. Rain. Vsby 1 to 3 NM.
.SAT...NW winds 15 to 20 kt with gusts up to 25 kt, increasing to
20 to 25 kt with gusts up to 35 kt in the afternoon. Seas 2 to
3 ft, building to 3 to 5 ft in the afternoon. Wave Detail: NW
3 ft at 3 seconds and E 2 ft at 7 seconds, becoming W 4 ft at
4 seconds and E 2 ft at 7 seconds. Rain. Patchy fog in the
morning.
.SAT NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
4 to 5 ft. Wave Detail: W 5 ft at 5 seconds and SW 3 ft at
9 seconds. Rain likely, mainly in the evening.
.SUN AND SUN NIGHT...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.
.MON...W winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft
at 4 seconds and SW 1 foot at 8 seconds.
.MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. Seas 1 foot or less, then 2 to
3 ft. A chance of rain.
.TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 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.

$$

ANZ233-230400-
Vineyard Sound-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Seas 5 to 7 ft. Wave Detail: SW 6 ft at 8 seconds and SW 1 foot
at 3 seconds. A slight chance of showers, then showers likely.
.TONIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 8 seconds and NW 1 foot at
2 seconds. Patchy fog. Rain.
.SAT...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. Wave Detail: SW 3 ft at 8 seconds and NW
2 ft at 3 seconds, becoming SW 4 ft at 9 seconds and NW 3 ft at
4 seconds. Rain. Patchy fog in the morning.
.SAT NIGHT...NW winds 20 to 25 kt, becoming W 25 to 30 kt after
midnight. Seas 4 to 5 ft. Wave Detail: W 5 ft at 6 seconds and SW
5 ft at 9 seconds. Rain likely in the evening.
.SUN...W winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to
6 ft. Wave Detail: W 5 ft at 7 seconds and NE 1 foot at
8 seconds.
.SUN NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W
4 ft at 7 seconds and NE 1 foot at 9 seconds.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft.
.MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 15 to
20 kt. Seas 1 foot or less, then 2 to 4 ft. A chance of rain.
.TUE NIGHT...W winds 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.

$$

ANZ234-230400-
Buzzards Bay-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Seas 5 to 6 ft, subsiding to 3 to 5 ft. Wave Detail: SW 6 ft at
8 seconds and SW 2 ft at 4 seconds, becoming SW 5 ft at 8 seconds
and E 2 ft at 7 seconds. A chance of showers, then showers
likely.
.TONIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 8 seconds and NW 1 foot at
3 seconds. Patchy fog. Rain in the evening. A chance of rain
after midnight.
.SAT...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. Wave Detail: NW 2 ft at 3 seconds and SW
2 ft at 7 seconds, becoming NW 3 ft at 4 seconds and SW 3 ft at
8 seconds. Rain likely. Patchy fog in the morning.
.SAT NIGHT...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 4 ft at
9 seconds. A chance of rain in the evening.
.SUN...W winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to
6 ft. Wave Detail: W 4 ft at 5 seconds and SW 3 ft at 8 seconds.
.SUN NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Seas 3 to 5 ft, subsiding to 2 to 3 ft after
midnight. Wave Detail: W 3 ft at 5 seconds and SW 3 ft at
8 seconds, becoming W 3 ft at 6 seconds and NE 1 foot at
9 seconds.
.MON...W winds 10 to 15 kt. Seas around 2 ft.
.MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. Seas 1 foot or less, then 2 to
3 ft. A chance of rain.
.TUE NIGHT...W winds 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.

$$

ANZ235-230400-
Rhode Island Sound-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM EST THIS EVENING...

.THIS AFTERNOON...S winds 15 to 20 kt, diminishing to 10 to
15 kt. Gusts up to 25 kt. Seas 7 to 8 ft, subsiding to 5 to 7 ft.
Wave Detail: SW 8 ft at 8 seconds and SW 1 foot at 5 seconds,
becoming SW 7 ft at 9 seconds and W 1 foot at 5 seconds. A chance
of showers.
.TONIGHT...E winds 5 to 10 kt, becoming N 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: SW 5 ft
at 8 seconds and W 1 foot at 4 seconds. Rain likely, mainly in
the evening. Patchy fog after midnight.
.SAT...NW winds 20 to 25 kt, increasing to 25 to 30 kt with gusts
up to 35 kt in the afternoon. Seas 3 to 4 ft, building to 4 to
6 ft in the afternoon. Wave Detail: SW 4 ft at 8 seconds and NW
3 ft at 4 seconds, becoming NW 5 ft at 5 seconds and SW 5 ft at
9 seconds. Rain likely.
.SAT NIGHT...W winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 7 ft. Wave Detail: W 6 ft at 6 seconds and SW 6 ft at
9 seconds. A chance of rain in the evening.
.SUN...W winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to
7 ft. Wave Detail: SW 6 ft at 7 seconds and NE 1 foot at
7 seconds.
.SUN NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: W
5 ft at 5 seconds and SW 4 ft at 8 seconds.
.MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft.
.MON NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. A chance of
rain.
.TUE...SW winds 15 to 20 kt. Seas 3 to 5 ft. A chance of rain.
.TUE NIGHT...W winds 15 to 20 kt with gusts up 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.

$$

ANZ237-230400-
Block Island Sound-
1005 AM EST Fri Nov 22 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM EST THIS EVENING...

.THIS AFTERNOON...S winds 15 to 20 kt, diminishing to 10 to
15 kt. Gusts up to 25 kt. Seas 7 to 8 ft, subsiding to 5 to 7 ft.
Wave Detail: S 7 ft at 8 seconds and W 2 ft at 5 seconds,
becoming S 6 ft at 8 seconds and W 2 ft at 5 seconds. A chance of
showers.
.TONIGHT...SE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts
up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft
at 8 seconds and SW 1 foot at 4 seconds. A chance of rain. Patchy
fog after midnight.
.SAT...NW winds 15 to 20 kt, increasing to 25 to 30 kt in the
afternoon. Seas 3 to 4 ft, building to 4 to 6 ft in the
afternoon. Wave Detail: NW 3 ft at 4 seconds and S 3 ft at
8 seconds, becoming W 5 ft at 5 seconds and S 3 ft at 9 seconds.
Rain likely.
.SAT NIGHT...NW winds 25 to 30 kt, becoming W 20 to 25 kt after
midnight. Seas 5 to 6 ft. Wave Detail: W 5 ft at 5 seconds and S
3 ft at 9 seconds. A chance of rain in the evening.
.SUN...W winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to
6 ft. Wave Detail: W 4 ft at 5 seconds and SW 2 ft at 9 seconds.
.SUN NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 5 ft. Wave Detail: W 4 ft at 5 seconds and SW 2 ft at
8 seconds.
.MON...W winds 10 to 15 kt. Seas 2 to 3 ft.
.MON NIGHT...SW winds around 10 kt. Seas around 2 ft. A chance of
rain.
.TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. A chance of rain.
.TUE NIGHT...W winds 15 to 20 kt. Seas 4 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.

$$

ANZ230-230400-
Boston Harbor-
1005 AM EST Fri Nov 22 2024

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft, except 3 to 5 ft at the outer harbor entrance. A
chance of showers.
.TONIGHT...E winds 10 to 15 kt, becoming N after midnight. Waves
1 foot or less, then 2 to 3 ft after midnight. Rain. Patchy fog
after midnight.
.SAT...NW winds 15 to 20 kt with gusts up to 30 kt. Waves around
2 ft. Patchy fog. Rain likely.
.SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Waves
around 2 ft. A chance of rain in the evening.
.SUN AND SUN NIGHT...W winds 15 to 20 kt with gusts up to 30 kt.
Waves around 2 ft.
.MON...W winds 10 to 15 kt. Waves 1 foot or less.
.MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. Waves 1 foot or less. A chance of
rain.
.TUE NIGHT...W winds 15 to 20 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.

$$

ANZ236-230400-
Narragansett Bay-
1005 AM EST Fri Nov 22 2024

.THIS AFTERNOON...S winds 10 to 15 kt with gusts up to 25 kt.
Waves 4 to 6 ft. A chance of showers.
.TONIGHT...E winds 5 to 10 kt, becoming N 10 to 15 kt after
midnight. Waves 2 to 4 ft. Patchy fog. Rain in the evening. A
chance of rain after midnight.
.SAT...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Waves 2 to 3 ft. At the bay
entrance, waves 3 to 4 ft, building to 4 to 6 ft in the
afternoon. Rain likely. Patchy fog in the morning.
.SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Waves
around 3 ft, except 4 to 6 ft at the bay entrance. A chance of
rain in the evening.
.SUN AND SUN NIGHT...W winds 15 to 20 kt with gusts up to 30 kt.
Waves 2 to 3 ft, except 4 to 6 ft at the bay entrance.
.MON...W winds 5 to 10 kt. Waves 2 to 3 ft.
.MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. Waves 2 to 3 ft. A chance of rain.
.TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves
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.

$$

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