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Ashaway, RI Coastal Forecast

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Coastal Waters Forecast
National Weather Service New York NY
347 AM EDT Tue May 20 2025

Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including
Long Island Sound, the Long Island Bays, and New York Harbor

ANZ300-202030-
347 AM EDT Tue May 20 2025

.Synopsis for the Long Island and Connecticut coastal waters...
A high pressure ridge noses down from the north and northwest today.
An expansive frontal system approaches Wednesday with a coastal low
developing nearby on Thursday. The low then moves northeast and
into the Canadian Maritimes Thursday night through Saturday, and
remains over the Maritimes through Sunday. Weak high pressure then
builds in late in the weekend.

$$

ANZ350-202030-
Moriches Inlet NY to Montauk Point NY out 20 nm-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 15 to 20 kt, diminishing to 5 to 10 kt. Seas
2 to 4 ft, occasionally to 5 ft. Wave Detail: N 3 ft at 4 seconds
and S 1 ft at 8 seconds.
.TONIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E
2 ft at 5 seconds and W 1 ft at 3 seconds.
.WED...E winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E
3 ft at 5 seconds and SE 2 ft at 9 seconds. Chance of rain.
.WED NIGHT...E winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. Seas 3 to 5 ft, occasionally to 6 ft, building to 5 to
7 ft, occasionally to 9 ft after midnight. Wave Detail: E 5 ft at
5 seconds and SE 1 ft at 9 seconds, becoming E 7 ft at 6 seconds
and E 1 ft at 9 seconds. Rain.
.THU...NE winds 25 to 30 kt. Seas 6 to 9 ft, occasionally to
11 ft. Wave Detail: E 9 ft at 7 seconds. Slight chance of tstms.
Rain. Vsby 1 to 3 nm.
.THU NIGHT...NE winds 20 to 25 kt, becoming N 15 to 20 kt after
midnight. Seas 6 to 9 ft, occasionally to 11 ft. Wave Detail: E
9 ft at 8 seconds. Rain in the evening, then chance of showers
after midnight.
.FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft, occasionally to 8 ft. Chance of showers.
.FRI NIGHT...W winds around 10 kt. Seas 3 to 4 ft, occasionally
to 5 ft. Chance of showers.
.SAT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft, occasionally to 5 ft. Chance of showers.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ353-202030-
Fire Island Inlet NY to Moriches Inlet NY out 20 nm-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 15 to 20 kt, becoming NW 5 to 10 kt. Seas 2 to
4 ft, occasionally to 5 ft. Wave Detail: N 3 ft at 4 seconds and
S 1 ft at 8 seconds.
.TONIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W
1 ft at 3 seconds and NE 1 ft at 3 seconds.
.WED...E winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E
4 ft at 5 seconds and SE 1 ft at 9 seconds. Chance of rain in the
morning, then rain likely in the afternoon.
.WED NIGHT...E winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 5 ft, occasionally to 6 ft, building to 5 to 8 ft,
occasionally to 10 ft after midnight. Wave Detail: E 5 ft at
5 seconds and SE 1 ft at 9 seconds, becoming E 7 ft at 6 seconds
and SE 7 ft at 9 seconds. Rain. Vsby 1 to 3 nm after midnight.
.THU...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to
9 ft, occasionally to 11 ft. Wave Detail: E 9 ft at 7 seconds.
Slight chance of tstms. Rain. Vsby 1 to 3 nm.
.THU NIGHT...N winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 6 to 9 ft, occasionally to 11 ft, subsiding to 5 to 7 ft,
occasionally to 9 ft after midnight. Wave Detail: E 8 ft at
8 seconds, becoming E 7 ft at 8 seconds. Rain in the evening,
then chance of showers after midnight.
.FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft, occasionally to 8 ft. Chance of showers.
.FRI NIGHT...W winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to
5 ft. Chance of showers.
.SAT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
4 ft, occasionally to 5 ft. Chance of showers.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ355-202030-
Sandy Hook NJ to Fire Island Inlet NY out 20 nm-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW
5 to 10 kt early this afternoon, then becoming S late. Seas 2 to
3 ft. Wave Detail: N 3 ft at 4 seconds and SE 1 ft at 8 seconds.
.TONIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E
1 ft at 3 seconds and W 1 ft at 3 seconds.
.WED...E winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E
4 ft at 4 seconds and SE 1 ft at 9 seconds. Rain likely.
.WED NIGHT...E winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 7 ft, occasionally to 9 ft. Wave Detail: E 6 ft at 6 seconds
and SE 6 ft at 9 seconds. Rain and slight chance of tstms. Vsby
1 to 3 nm after midnight.
.THU...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
8 ft, occasionally to 10 ft. Wave Detail: E 7 ft at 7 seconds.
Rain. Vsby 1 to 3 nm.
.THU NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 5 to 8 ft, occasionally to 10 ft, subsiding
to 4 to 6 ft, occasionally to 8 ft after midnight. Wave Detail: E
7 ft at 8 seconds, becoming E 6 ft at 8 seconds. Rain in the
evening, then chance of showers after midnight.
.FRI...W winds around 10 kt. Seas 3 to 5 ft, occasionally to
6 ft. Chance of showers.
.FRI NIGHT...W winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to
5 ft. Chance of showers.
.SAT...W winds around 10 kt. Seas 2 to 3 ft. Chance of showers.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ332-202030-
Long Island Sound East of the Mouth of the Connecticut River-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 10 to 15 kt with gusts up to 20 kt, diminishing
to around 5 kt this afternoon. Seas around 2 ft this morning,
then 1 ft or less. Wave Detail: NW 2 ft at 3 seconds, becoming NW
1 ft at 3 seconds.
.TONIGHT...NE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail:
NE 1 ft at 2 seconds.
.WED...NE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: E 2 ft
at 4 seconds. Slight chance of light rain in the morning, then
chance of rain in the afternoon.
.WED NIGHT...E winds 15 to 20 kt, increasing to 20 to 25 kt with
gusts up to 30 kt after midnight. Seas 2 to 3 ft, building to
3 to 5 ft, occasionally to 6 ft after midnight. Wave Detail: E
3 ft at 4 seconds, becoming E 4 ft at 5 seconds. Rain.
.THU...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to
6 ft, occasionally to 8 ft. Wave Detail: E 5 ft at 6 seconds.
Rain. Vsby 1 to 3 nm.
.THU NIGHT...NE winds 15 to 20 kt, becoming N 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft, occasionally to
6 ft. Wave Detail: E 5 ft at 8 seconds. Rain in the evening, then
showers after midnight.
.FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Chance of showers.
.FRI NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Chance of
showers.
.SAT...W winds 5 to 10 kt. Seas around 2 ft. Chance of showers.
.SAT NIGHT...NW winds around 10 kt. Seas around 2 ft.

$$

ANZ331-202030-
Long Island Sound East of New Haven CT/Port Jefferson NY to the
Mouth of the Connecticut River-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW
5 to 10 kt this afternoon. Seas around 2 ft this morning, then
1 ft or less. Wave Detail: NW 2 ft at 3 seconds, becoming NW 1 ft
at 2 seconds.
.TONIGHT...E winds 5 to 10 kt. Seas 1 ft or less.
.WED...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 1 ft or less, then around 2 ft
in the afternoon. Wave Detail: E 1 ft at 2 seconds, becoming E
2 ft at 3 seconds. Chance of rain.
.WED NIGHT...E winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E
3 ft at 4 seconds. Rain.
.THU...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft, occasionally to 6 ft. Wave Detail: E 4 ft at 5 seconds.
Rain. Vsby 1 to 3 nm.
.THU NIGHT...N winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NE 4 ft at
5 seconds and N 1 ft at 2 seconds. Rain in the evening, then
chance of showers after midnight.
.FRI...NW winds 5 to 10 kt. Seas around 2 ft. Chance of showers.
.FRI NIGHT...W winds 5 to 10 kt. Seas 1 ft or less. Chance of
showers.
.SAT...W winds 5 to 10 kt. Seas 1 ft or less. Chance of showers.
.SAT NIGHT...NW winds around 10 kt. Seas 1 ft or less.

$$

ANZ335-202030-
Long Island Sound West of New Haven CT/Port Jefferson NY-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. Seas around 2 ft this morning, then
1 ft or less. Wave Detail: N 1 ft at 2 seconds.
.TONIGHT...E winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: E
1 ft at 2 seconds.
.WED...E winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or
less, then around 2 ft in the afternoon. Wave Detail: E 1 ft at
3 seconds, becoming E 2 ft at 3 seconds. Chance of rain.
.WED NIGHT...E winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E
4 ft at 5 seconds. Rain. Vsby 1 to 3 nm after midnight.
.THU...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft, occasionally to 6 ft. Wave Detail: E 5 ft at 5 seconds.
Rain. Vsby 1 to 3 nm.
.THU NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave
Detail: NE 4 ft at 5 seconds. Rain in the evening, then showers
likely after midnight.
.FRI...NW winds 5 to 10 kt. Seas around 2 ft. Chance of showers.
.FRI NIGHT...W winds 5 to 10 kt. Seas 1 ft or less. Chance of
showers.
.SAT...W winds around 10 kt. Seas 1 ft or less. Chance of
showers.
.SAT NIGHT...NW winds around 10 kt. Seas 1 ft or less.

$$

ANZ338-202030-
New York Harbor-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. Waves 1 ft or less. Wave Detail: N
1 ft at 2 seconds.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft or less. Slight chance
of sprinkles after midnight.
.WED...E winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Waves 2 to 3 ft. Wave Detail: E 2 ft at 3 seconds.
Rain.
.WED NIGHT...E winds 20 to 25 kt with gusts up to 30 kt. Waves
2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at
4 seconds. Rain. Vsby 1 to 3 nm after midnight.
.THU...E winds 20 to 25 kt, becoming NE 15 to 20 kt in the
afternoon. Waves 3 to 5 ft, occasionally to 6 ft. Rain. Vsby 1 to
3 nm.
.THU NIGHT...N winds 10 to 15 kt. Gusts up to 25 kt in the
evening. Waves 2 to 4 ft, occasionally to 5 ft. Rain in the
evening, then chance of showers after midnight.
.FRI...NW winds 5 to 10 kt. Waves 2 to 3 ft. Chance of showers.
.FRI NIGHT...W winds 5 to 10 kt. Waves 1 to 2 ft. Chance of
showers.
.SAT...W winds around 10 kt with gusts up to 20 kt. Waves around
2 ft. Chance of showers.
.SAT NIGHT...NW winds around 10 kt. Waves 1 to 2 ft.

$$

ANZ340-202030-
Peconic and Gardiners Bays-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW
5 to 10 kt this afternoon. Waves 1 to 2 ft this morning, then
1 ft or less.
.TONIGHT...NE winds around 5 kt. Waves 1 ft or less.
.WED...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Waves 1 ft or less. Slight chance
of light rain in the morning, then chance of rain in the
afternoon.
.WED NIGHT...E winds 10 to 15 kt with gusts up to 20 kt,
increasing to 15 to 20 kt with gusts up to 30 kt after midnight.
Waves 2 to 3 ft. Rain.
.THU...NE winds 20 to 25 kt with gusts up to 30 kt. Waves 2 to
3 ft. Rain. Vsby 1 to 3 nm.
.THU NIGHT...NE winds 15 to 20 kt with gusts up to 30 kt,
becoming N 10 to 15 kt with gusts up to 20 kt after midnight.
Waves 2 to 3 ft. Rain in the evening, then chance of showers
after midnight.
.FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Waves 1 to
2 ft. Chance of showers.
.FRI NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. Chance of
showers.
.SAT...W winds 5 to 10 kt. Waves 1 ft or less. Chance of showers.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ345-202030-
South Shore Bays from Jones Inlet through Shinnecock Bay-
347 AM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT EARLY THIS
MORNING...

.TODAY...N winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. Waves 1 ft or less.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft or less.
.WED...E winds 10 to 15 kt with occasional gusts up to 25 kt.
Waves 1 ft or less. Chance of rain in the morning, then rain
likely in the afternoon.
.WED NIGHT...E winds 15 to 20 kt with gusts up to 30 kt. Waves
1 ft or less, then around 2 ft after midnight. Rain. Vsby 1 to
3 nm after midnight.
.THU...NE winds 20 to 25 kt with gusts up to 30 kt. Waves around
2 ft. Rain. Vsby 1 to 3 nm.
.THU NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. Waves 1 to 2 ft in the evening, then 1 ft or
less. Rain in the evening, then showers likely after midnight.
.FRI...NW winds 5 to 10 kt. Waves 1 ft or less. Chance of
showers.
.FRI NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. Chance of
showers.
.SAT...W winds around 10 kt with gusts up to 20 kt. Waves 1 ft or
less. Chance of showers.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.

$$


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