Coastal Waters Forecast
Issued by NWS Upton, NY

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FZUS51 KOKX 121530
CWFOKX

Coastal Waters Forecast
National Weather Service New York NY
1130 AM EDT Thu Mar 12 2026

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

ANZ300-130415-
1130 AM EDT Thu Mar 12 2026

.Synopsis for the Long Island and Connecticut coastal waters...
Following a cold frontal passage this morning, high pressure will
then build across from the W tonight into Fri. Low pres passing
well to the N will then bring another cold front across late Fri
night, followed by building high pres Sat into Sat night. The high
will move E on Sunday. Intense low pres over the Plains states
will move NE toward the Great Lakes on Mon and impact the waters
from late Sunday into Mon night.

$$

ANZ350-130415-
Moriches Inlet NY to Montauk Point NY out 20 nm-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts up to 30 kt.
Seas 5 to 6 ft, occasionally to 8 ft. Wave Detail: S 6 ft at
7 seconds. Chance of rain early, then chance of rain and snow
late.
.TONIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft, occasionally to 8 ft. Wave Detail: S 5 ft at 8 seconds and
W 4 ft at 5 seconds. Snow and slight chance of rain this evening.
.FRI...W winds 10 to 15 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: S
4 ft at 8 seconds and W 3 ft at 5 seconds.
.FRI NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 7 ft, occasionally to 9 ft, building to 7 to 10 ft,
occasionally to 13 ft after midnight. Wave Detail: S 7 ft at
7 seconds and SE 1 ft at 10 seconds, becoming S 9 ft at
9 seconds.
.SAT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 8 to
10 ft, occasionally to 13 ft, subsiding to 6 to 9 ft,
occasionally to 11 ft in the afternoon. Wave Detail: SW 9 ft at
9 seconds.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
N after midnight. Seas 4 to 6 ft, occasionally to 8 ft, subsiding
to 3 to 4 ft, occasionally to 5 ft after midnight. Wave Detail:
SW 6 ft at 8 seconds, becoming SW 4 ft at 7 seconds.
.SUN...E winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN NIGHT...SE winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. Seas 3 to 5 ft, occasionally to 6 ft, building to
5 to 7 ft, occasionally to 9 ft after midnight. Chance of rain in
the evening, then rain likely after midnight.
.MON...S winds around 25 kt with gusts up to 35 kt. Seas 8 to
11 ft, occasionally to 14 ft, building to 10 to 13 ft,
occasionally to 17 ft in the afternoon. Rain.
.MON NIGHT...S winds around 25 kt, becoming W after midnight.
Gusts up to 35 kt. Seas 11 to 13 ft, occasionally to 17 ft. Rain.

$$

ANZ353-130415-
Fire Island Inlet NY to Moriches Inlet NY out 20 nm-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts up to 30 kt.
Seas 4 to 5 ft, occasionally to 6 ft. Wave Detail: S 5 ft at
7 seconds and NW 3 ft at 4 seconds. Chance of rain early, then
rain. Snow late.
.TONIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
5 ft, occasionally to 6 ft. Wave Detail: S 4 ft at 8 seconds and
W 3 ft at 4 seconds. Snow and slight chance of rain this evening.
.FRI...W winds 10 to 15 kt, becoming S 15 to 20 kt with gusts up
to 30 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft.
Wave Detail: S 5 ft at 8 seconds and W 3 ft at 4 seconds.
.FRI NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
5 to 8 ft, occasionally to 10 ft, building to 8 to 9 ft,
occasionally to 11 ft after midnight. Wave Detail: S 8 ft at
7 seconds and SE 1 ft at 10 seconds, becoming S 9 ft at
9 seconds.
.SAT...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Seas 7 to 9 ft, occasionally to 11 ft, subsiding to
5 to 7 ft, occasionally to 9 ft in the afternoon. Wave Detail: S
8 ft at 9 seconds and W 4 ft at 5 seconds, becoming S 6 ft at
8 seconds and W 4 ft at 5 seconds.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
N after midnight. Seas 3 to 5 ft, occasionally to 6 ft, subsiding
to 2 to 3 ft after midnight. Wave Detail: S 4 ft at 8 seconds and
W 2 ft at 5 seconds, becoming S 3 ft at 7 seconds and NW 1 ft at
4 seconds.
.SUN...E winds 10 to 15 kt. Seas 2 to 3 ft.
.SUN NIGHT...SE winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. Seas 3 to 5 ft, occasionally to 6 ft, building to
5 to 7 ft, occasionally to 9 ft after midnight. Chance of rain in
the evening, then rain after midnight.
.MON...S winds around 25 kt with gusts up to 35 kt. Seas 7 to
10 ft, occasionally to 13 ft, building to 10 to 12 ft,
occasionally to 15 ft in the afternoon. Rain.
.MON NIGHT...SW winds around 25 kt, becoming W after midnight.
Gusts up to 35 kt. Seas 10 to 13 ft, occasionally to 17 ft. Rain,
mainly in the evening.

$$

ANZ355-130415-
Sandy Hook NJ to Fire Island Inlet NY out 20 nm-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts up to 30 kt.
Seas 4 to 5 ft, occasionally to 6 ft. Wave Detail: S 4 ft at
7 seconds and NW 3 ft at 4 seconds. Chance of rain early, then
rain. Snow late.
.TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft, occasionally to 6 ft. Wave Detail: NW 3 ft at 4 seconds and
S 3 ft at 8 seconds. Snow and slight chance of rain this evening.
.FRI...W winds 5 to 10 kt, becoming S 20 to 25 kt with gusts up
to 30 kt in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft,
building to 4 to 6 ft, occasionally to 8 ft in the afternoon.
Wave Detail: S 3 ft at 8 seconds and W 2 ft at 4 seconds,
becoming S 5 ft at 5 seconds and SE 1 ft at 8 seconds.
.FRI NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
6 to 8 ft, occasionally to 10 ft. Wave Detail: S 8 ft at
7 seconds.
.SAT...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Seas 5 to 7 ft, occasionally to 9 ft. Wave Detail: S
7 ft at 8 seconds and W 4 ft at 5 seconds.
.SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming
N 5 to 10 kt after midnight. Seas 2 to 4 ft, occasionally to
5 ft. Wave Detail: S 3 ft at 8 seconds and W 2 ft at 4 seconds.
.SUN...E winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 2 to 3 ft.
.SUN NIGHT...SE winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft, occasionally to 6 ft, building to 5 to 7 ft,
occasionally to 9 ft after midnight. Chance of rain in the
evening, then rain after midnight.
.MON...S winds around 25 kt with gusts up to 35 kt. Seas 7 to
10 ft, occasionally to 13 ft, building to 9 to 12 ft,
occasionally to 15 ft in the afternoon. Rain.
.MON NIGHT...SW winds 25 to 30 kt, becoming W 20 to 25 kt after
midnight. Seas 9 to 12 ft, occasionally to 15 ft. Rain, mainly in
the evening.

$$

ANZ332-130415-
Long Island Sound East of the Mouth of the Connecticut River-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts up to 30 kt.
Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds. Rain likely
early, then rain and snow late.
.TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: NW 2 ft at 3 seconds and E 1 ft at 8 seconds.
Snow and slight chance of rain this evening.
.FRI...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up
to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at
3 seconds and E 1 ft at 9 seconds.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft, occasionally to 5 ft. Wave Detail: SW 3 ft at
4 seconds and SE 1 ft at 9 seconds.
.SAT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft, occasionally to 6 ft. Wave Detail: W 4 ft at 4 seconds and
SE 1 ft at 10 seconds.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave
Detail: W 3 ft at 5 seconds and SE 1 ft at 9 seconds.
.SUN...NE winds 5 to 10 kt, becoming E 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.
.SUN NIGHT...SE winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. Seas 2 to 3 ft, building to 3 to 5 ft,
occasionally to 6 ft after midnight. Chance of rain in the
evening, then rain likely after midnight.
.MON...S winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to
6 ft, occasionally to 8 ft. Rain.
.MON NIGHT...S winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Seas 4 to 6 ft, occasionally to 8 ft. Rain, mainly in
the evening.

$$

ANZ331-130415-
Long Island Sound East of New Haven CT/Port Jefferson NY to the
Mouth of the Connecticut River-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON...

.THIS AFTERNOON...NW winds around 15 kt with gusts up to 25 kt.
Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds. Rain likely
early, then snow with rain likely late.
.TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas
around 2 ft. Wave Detail: W 2 ft at 4 seconds. Snow and slight
chance of rain in the evening.
.FRI...W winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up
to 25 kt in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft
at 3 seconds.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas
2 to 4 ft, occasionally to 5 ft. Wave Detail: SW 3 ft at
4 seconds.
.SAT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to
5 ft, occasionally to 6 ft. Wave Detail: W 5 ft at 5 seconds.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
becoming N 5 to 10 kt after midnight. Seas 2 to 3 ft in the
evening, then 1 ft or less. Wave Detail: W 3 ft at 5 seconds,
becoming W 1 ft at 4 seconds.
.SUN...NE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 1 ft or less.
.SUN NIGHT...SE winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. Seas 2 to 3 ft. Chance of rain in the evening,
then rain after midnight.
.MON...S winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to
4 ft, occasionally to 5 ft. Rain.
.MON NIGHT...SW winds 20 to 25 kt, becoming W after midnight.
Seas 3 to 5 ft, occasionally to 6 ft. Rain, mainly in the
evening.

$$

ANZ335-130415-
Long Island Sound West of New Haven CT/Port Jefferson NY-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts up to 25 kt.
Seas around 2 ft. Wave Detail: W 2 ft at 2 seconds. Chance of
rain early, then rain and snow.
.TONIGHT...NW winds 15 to 20 kt. Seas around 2 ft. Wave Detail: W
2 ft at 3 seconds. Snow and slight chance of rain this evening.
.FRI...W winds 5 to 10 kt, becoming S 20 to 25 kt with gusts up
to 30 kt in the afternoon. Seas 1 ft or less, then around 2 ft in
the afternoon. Wave Detail: W 1 ft at 3 seconds, becoming SW 2 ft
at 2 seconds.
.FRI NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds.
.SAT...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: W
3 ft at 4 seconds.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
becoming N 5 to 10 kt after midnight. Seas around 2 ft in the
evening, then 1 ft or less. Wave Detail: W 2 ft at 3 seconds,
becoming NW 1 ft at 2 seconds.
.SUN...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.
.SUN NIGHT...E winds 15 to 20 kt, becoming SE 20 to 25 kt after
midnight. Seas 2 to 3 ft. Chance of rain in the evening, then
rain after midnight.
.MON...S winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to
4 ft, occasionally to 5 ft. Rain.
.MON NIGHT...SW winds 20 to 25 kt, becoming W after midnight.
Seas 2 to 4 ft, occasionally to 5 ft. Rain, mainly in the
evening.

$$

ANZ338-130415-
New York Harbor-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts up to 30 kt.
Waves around 2 ft. Wave Detail: NW 2 ft at 2 seconds. Chance of
rain early, then rain. Snow late.
.TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to
2 ft. Wave Detail: NW 2 ft at 2 seconds. Snow and slight chance
of rain this evening.
.FRI...SW winds 5 to 10 kt, becoming S 20 to 25 kt with gusts up
to 30 kt in the afternoon. Waves 1 ft or less, then 2 to 3 ft in
the afternoon. Wave Detail: S 2 ft at 2 seconds.
.FRI NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Waves
2 to 4 ft, occasionally to 5 ft. Wave Detail: SW 2 ft at
2 seconds.
.SAT...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Waves 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
becoming N 5 to 10 kt after midnight. Waves around 2 ft in the
evening, then 1 ft or less. Wave Detail: W 1 ft at 2 seconds.
.SUN...E winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Waves 1 ft or less, then around 2 ft in the afternoon.
.SUN NIGHT...SE winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. Waves 2 to 4 ft, occasionally to 5 ft. Chance of
rain in the evening, then rain after midnight.
.MON...S winds 20 to 25 kt with gusts up to 30 kt. Waves 3 to
5 ft, occasionally to 6 ft. Rain.
.MON NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Waves
3 to 5 ft, occasionally to 6 ft. Rain, mainly in the evening.

$$

ANZ340-130415-
Peconic and Gardiners Bays-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON...

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 25 kt.
Waves around 2 ft. Rain likely early, then rain and snow late.
.TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to
2 ft. Snow and slight chance of rain this evening.
.FRI...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up
to 25 kt in the afternoon. Waves 1 ft or less, then around 2 ft
in the afternoon.
.FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves
around 2 ft.
.SAT...W winds 15 to 20 kt with gusts up to 30 kt. Waves around
2 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
becoming N 5 to 10 kt after midnight. Waves 1 ft or less.
.SUN...NE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up
to 20 kt in the afternoon. Waves 1 ft or less.
.SUN NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Waves
around 2 ft. Chance of rain in the evening, then rain likely
after midnight.
.MON...S winds 20 to 25 kt with gusts up to 30 kt. Waves 2 to
3 ft. Rain.
.MON NIGHT...S winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Waves 2 to 3 ft. Rain, mainly in the evening.

$$

ANZ345-130415-
South Shore Bays from Jones Inlet through Shinnecock Bay-
1130 AM EDT Thu Mar 12 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON...

.THIS AFTERNOON...NW winds 15 to 20 kt, diminishing to 10 to
15 kt late. Waves around 2 ft. Chance of rain early, then rain.
Snow late.
.TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to
2 ft. Snow and slight chance of rain this evening.
.FRI...W winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up
to 30 kt in the afternoon. Waves 1 ft or less, then around 2 ft
in the afternoon.
.FRI NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Waves
around 2 ft.
.SAT...W winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Waves around 2 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt,
becoming N around 5 kt after midnight. Waves 1 ft or less.
.SUN...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, then around
2 ft in the afternoon.
.SUN NIGHT...SE winds 15 to 20 kt with gusts up to 30 kt. Waves
around 2 ft. Chance of rain in the evening, then rain after
midnight.
.MON...S winds 20 to 25 kt with gusts up to 35 kt. Waves 2 to
3 ft. Rain.
.MON NIGHT...SW winds 20 to 25 kt, becoming W 15 to 20 kt after
midnight. Waves 2 to 3 ft. Rain, mainly in the evening.

$$