000
FZUS51 KBOX 240505
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
105 AM EDT Wed Apr 24 2024

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

ANZ200-241800-
105 AM EDT Wed Apr 24 2024

.Synopsis for Massachusetts and Rhode Island coastal waters...
Cold front sweeps across the waters on Wednesday bringing scattered
showers and perhaps a thunderstorm or two. Winds will shift from the
southwest to the west, eventually turning north, by Wednesday night.
Winds will gust to as high as 25 to 30kt on northerly flow into
Thursday morning. High pressure again builds over the waters for
late week.

$$

ANZ250-241800-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
105 AM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY MORNING...

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

$$

ANZ251-241800-
Massachusetts Bay and Ipswich Bay-
105 AM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY MORNING...

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

$$

ANZ231-241800-
Cape Cod Bay-
105 AM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY MORNING...

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

$$

ANZ254-241800-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
105 AM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY MORNING...

.REST OF TONIGHT...SW winds around 5 kt. Seas 3 to 5 ft. Wave
Detail: E 4 ft at 9 seconds.
.WED...S winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: E 6 ft at 10 seconds and SW 2 ft at 4 seconds.
Patchy fog in the afternoon. A chance of rain in the afternoon
with vsby 1 to 3 NM.
.WED NIGHT...NW winds 15 to 20 kt, becoming N after midnight.
Gusts up to 25 kt. Seas 5 to 7 ft. Wave Detail: E 5 ft at
9 seconds and N 4 ft at 5 seconds.
.THU...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to
5 to 10 kt in the afternoon. Seas 5 to 7 ft, subsiding to 3 to
5 ft in the afternoon. Wave Detail: N 4 ft at 7 seconds and E
4 ft at 9 seconds, becoming W 3 ft at 7 seconds and N 3 ft at
7 seconds.
.THU NIGHT...S winds around 5 kt, becoming W after midnight. Seas
2 to 4 ft. Wave Detail: N 3 ft at 7 seconds and SW 2 ft at
6 seconds.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt.
Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and N 2 ft at
5 seconds.
.SAT THROUGH SUN NIGHT...SW winds 10 to 15 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.

$$

ANZ255-241800-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
105 AM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY MORNING...

.REST OF TONIGHT...SW winds 5 to 10 kt. Seas 3 to 5 ft. Wave
Detail: SE 4 ft at 9 seconds and NE 1 ft at 3 seconds.
.WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft, building to 5 to 7 ft in the afternoon. Wave Detail: SE
5 ft at 10 seconds and S 3 ft at 3 seconds, becoming E 5 ft at
10 seconds and SW 3 ft at 6 seconds. Patchy fog in the afternoon
with vsby 1 to 3 NM.
.WED NIGHT...NW winds 15 to 20 kt, becoming N after midnight.
Gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at
7 seconds and E 4 ft at 9 seconds.
.THU...N winds 15 to 20 kt with gusts up to 25 kt, becoming NE
5 to 10 kt in the afternoon. Seas 4 to 6 ft, subsiding to 2 to
4 ft in the afternoon. Wave Detail: SW 4 ft at 7 seconds and N
3 ft at 4 seconds, becoming SW 3 ft at 7 seconds and E 3 ft at
8 seconds.
.THU NIGHT...SE winds around 5 kt, becoming W after midnight.
Seas 2 to 3 ft. Wave Detail: SW 2 ft at 7 seconds and E 2 ft at
8 seconds.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 3 seconds and E 2 ft at 8 seconds.
.SAT THROUGH SUN NIGHT...SW 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.

$$

ANZ256-241800-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
105 AM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY MORNING...

.REST OF TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt.
Seas 3 to 5 ft. Wave Detail: SE 3 ft at 10 seconds and SW 1 ft at
3 seconds.
.WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to
7 ft. Wave Detail: SE 5 ft at 11 seconds and SW 4 ft at
7 seconds. Patchy fog in the afternoon. A chance of rain in the
afternoon.
.WED NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt after
midnight. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft
at 7 seconds and E 4 ft at 10 seconds.
.THU...N winds 10 to 15 kt with gusts up to 25 kt, becoming E
5 to 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SW 4 ft
at 7 seconds and N 3 ft at 4 seconds.
.THU NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: S 2 ft at 6 seconds and E 2 ft at
8 seconds.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 3 seconds and E 2 ft at 8 seconds.
.SAT THROUGH SUN NIGHT...SW winds 10 to 15 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.

$$

ANZ232-241800-
Nantucket Sound-
105 AM EDT Wed Apr 24 2024

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

$$

ANZ233-241800-
Vineyard Sound-
105 AM EDT Wed Apr 24 2024

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

$$

ANZ234-241800-
Buzzards Bay-
105 AM EDT Wed Apr 24 2024

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

$$

ANZ235-241800-
Rhode Island Sound-
105 AM EDT Wed Apr 24 2024

.REST OF TONIGHT...SW winds around 10 kt. Seas 2 to 3 ft. Wave
Detail: SE 2 ft at 10 seconds and SW 1 ft at 3 seconds.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Wave Detail: SE 4 ft at 11 seconds and S 3 ft at 4 seconds.
A chance of rain. Patchy fog in the afternoon.
.WED NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft
at 7 seconds and SE 3 ft at 10 seconds.
.THU...N winds 10 to 15 kt with gusts up to 20 kt, becoming SE
5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft
at 7 seconds and N 2 ft at 3 seconds.
.THU NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas
around 2 ft in the evening, then 1 foot or less. Wave Detail: S
2 ft at 7 seconds and E 1 ft at 3 seconds, becoming E 1 ft at
3 seconds and SW 1 ft at 5 seconds.
.FRI AND FRI NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SE 2 ft at 4 seconds and SE 1 ft at 9 seconds.
.SAT THROUGH SUN NIGHT...SW winds 10 to 15 kt with 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.

$$

ANZ237-241800-
Block Island Sound-
105 AM EDT Wed Apr 24 2024

.REST OF TONIGHT...SW winds around 10 kt. Seas 2 to 3 ft. Wave
Detail: SE 2 ft at 9 seconds and SW 1 ft at 3 seconds.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: SE 4 ft at 11 seconds and SW 3 ft at
6 seconds. A chance of rain. Patchy fog in the afternoon.
.WED NIGHT...NW winds 10 to 15 kt, becoming N after midnight.
Gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SE 4 ft at
10 seconds and W 3 ft at 6 seconds.
.THU...N winds 10 to 15 kt, becoming S 5 to 10 kt in the
afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 7 seconds and
SE 3 ft at 9 seconds.
.THU NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas
around 2 ft in the evening, then 1 foot or less. Wave Detail: S
2 ft at 7 seconds and E 1 ft at 3 seconds, becoming E 1 ft at
3 seconds and SW 1 ft at 5 seconds.
.FRI AND FRI NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less.
Wave Detail: E 1 ft at 3 seconds and SE 1 ft at 7 seconds.
.SAT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
.SUN AND SUN NIGHT...SW winds 10 to 15 kt with gusts up 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.

$$

ANZ230-241800-
Boston Harbor-
105 AM EDT Wed Apr 24 2024

.REST OF TONIGHT...S winds around 10 kt. Waves around 2 ft.
.WED...S winds around 10 kt, becoming SW with gusts up to 20 kt
in the afternoon. Waves around 2 ft. A chance of rain.
.WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Waves
around 2 ft.
.THU...NW winds 5 to 10 kt with gusts up to 20 kt, becoming E in
the afternoon. Waves around 2 ft in the morning, then 1 foot or
less.
.THU NIGHT...S winds around 10 kt, becoming W after midnight.
Waves 1 foot or less.
.FRI AND FRI NIGHT...SW winds 10 to 15 kt. Waves around 2 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 foot or less.
.SAT NIGHT AND SUN...SW winds 10 to 15 kt with gusts up to 20 kt.
Waves around 2 ft. A chance of showers.
.SUN NIGHT...SW winds around 10 kt with gusts up 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.

$$

ANZ236-241800-
Narragansett Bay-
105 AM EDT Wed Apr 24 2024

.REST OF TONIGHT...SW winds 5 to 10 kt. Waves around 2 ft.
.WED...S winds 10 to 15 kt, becoming SW in the afternoon. Gusts
up to 20 kt. Waves 2 to 3 ft. A chance of rain.
.WED NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Waves
around 2 ft. A chance of rain in the evening.
.THU...N winds 5 to 10 kt with gusts up to 20 kt, becoming SE in
the afternoon. Waves around 2 ft.
.THU NIGHT...S winds 5 to 10 kt, becoming W after midnight. Waves
1 foot or less.
.FRI AND FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Waves 1 foot or less.
.SAT...SW winds 5 to 10 kt with gusts up to 20 kt. Waves around
2 ft.
.SAT NIGHT AND SUN...SW winds 10 to 15 kt with gusts up to 20 kt.
Waves 2 to 3 ft. A chance of showers.
.SUN NIGHT...SW 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.

$$

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