Coastal Waters Forecast
Issued by NWS Upton, NY

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351
FZUS51 KOKX 230609
CWFOKX

Coastal Waters Forecast
National Weather Service New York NY
209 AM EDT Sat Aug 23 2025

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

ANZ300-232100-
209 AM EDT Sat Aug 23 2025

.Synopsis for the Long Island and Connecticut coastal waters...
High pressure along the northeast coast continues to drift
offshore through Saturday night. A cold front approaches Sunday
evening and moves slowly through the area late Sunday night into
Monday. High pressure then gradually builds in for the middle to
end of next week.

$$

ANZ350-232100-
Moriches Inlet NY to Montauk Point NY out 20 nm-
209 AM EDT Sat Aug 23 2025

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

.TODAY...SW winds 5 to 10 kt. Seas 4 to 6 ft, occasionally to
8 ft. Wave Detail: E 6 ft at 11 seconds.
.TONIGHT...S winds around 10 kt. Seas 4 to 5 ft, occasionally to
6 ft. Wave Detail: E 5 ft at 11 seconds and SW 2 ft at 4 seconds.
.SUN...S winds around 10 kt. Seas around 4 ft, occasionally to 6
ft. Wave Detail: E 4 ft at 11 seconds and S 2 ft at 4 seconds.
.SUN NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to
5 ft. Wave Detail: SE 4 ft at 11 seconds. Slight chance of
showers in the evening, then chance of showers after midnight.
.MON...S winds 5 to 10 kt, becoming SW in the afternoon. Seas
3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at
10 seconds and S 2 ft at 5 seconds. Chance of showers.
.MON NIGHT...SW winds around 10 kt, becoming NW after midnight.
Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: SE 5 ft at
8 seconds. Chance of showers in the evening.
.TUE...W winds around 10 kt. Seas 3 to 4 ft, occasionally to
5 ft.
.TUE NIGHT...NW winds around 10 kt. Seas 3 to 4 ft, occasionally
to 5 ft.
.WED...NW winds around 10 kt. Seas around 3 ft.
.WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.

$$

ANZ353-232100-
Fire Island Inlet NY to Moriches Inlet NY out 20 nm-
209 AM EDT Sat Aug 23 2025

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

.TODAY...SW winds 5 to 10 kt, becoming S late. Seas 4 to 6 ft,
occasionally to 8 ft. Wave Detail: E 6 ft at 11 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 4 to 5 ft, occasionally to
6 ft. Wave Detail: E 5 ft at 11 seconds.
.SUN...S winds around 10 kt. Seas around 4 ft, occasionally to
5 ft. Wave Detail: E 4 ft at 11 seconds and S 2 ft at 4 seconds.
.SUN NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to
5 ft. Wave Detail: SE 4 ft at 11 seconds. Slight chance of
showers in the evening, then chance of showers after midnight.
.MON...SW winds around 5 kt, increasing to around 10 kt in the
afternoon. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE
4 ft at 9 seconds. Chance of showers.
.MON NIGHT...W winds around 10 kt, becoming NW after midnight.
Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: SE 4 ft at
8 seconds and W 1 ft at 3 seconds. Chance of showers in the
evening.
.TUE...W winds around 10 kt. Seas 3 to 4 ft, occasionally to
5 ft.
.TUE NIGHT...NW winds around 10 kt. Seas around 3 ft.
.WED...W winds 5 to 10 kt. Seas around 3 ft.
.WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.

$$

ANZ355-232100-
Sandy Hook NJ to Fire Island Inlet NY out 20 nm-
209 AM EDT Sat Aug 23 2025

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

.TODAY...SW winds 5 to 10 kt, becoming S early this afternoon,
then increasing to 10 to 15 kt with gusts up to 20 kt late. Seas
4 to 6 ft, occasionally to 8 ft. Wave Detail: E 6 ft at
11 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft, occasionally to
6 ft. Wave Detail: SE 4 ft at 11 seconds and S 2 ft at 4 seconds.
.SUN...S winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft.
Wave Detail: E 4 ft at 11 seconds.
.SUN NIGHT...S winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas 3 to 4 ft,
occasionally to 5 ft. Wave Detail: SE 4 ft at 11 seconds. Slight
chance of showers in the evening, then chance of showers and
slight chance of tstms after midnight.
.MON...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: E 3 ft
at 9 seconds. Chance of showers and slight chance of tstms.
.MON NIGHT...W winds around 10 kt, becoming NW after midnight.
Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at
9 seconds and W 1 ft at 2 seconds. Chance of showers in the
evening.
.TUE...W winds around 10 kt. Seas 3 to 4 ft, occasionally to
5 ft.
.TUE NIGHT...NW winds around 10 kt. Seas 2 to 3 ft.
.WED...W winds 5 to 10 kt. Seas 2 to 3 ft.
.WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ332-232100-
Long Island Sound East of the Mouth of the Connecticut River-
209 AM EDT Sat Aug 23 2025

.TODAY...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft
at 10 seconds and SW 1 ft at 2 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E
2 ft at 11 seconds and SW 1 ft at 2 seconds.
.SUN...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft
at 8 seconds and SW 1 ft at 2 seconds.
.SUN NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
SE 2 ft at 7 seconds and SW 1 ft at 2 seconds. Slight chance of
showers in the evening, then chance of showers after midnight.
.MON...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft
at 7 seconds. Chance of showers. Slight chance of tstms in the
afternoon.
.MON NIGHT...SW winds 5 to 10 kt, becoming NW after midnight.
Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 ft at
2 seconds. Chance of showers in the evening.
.TUE...W winds 5 to 10 kt. Seas around 2 ft.
.TUE NIGHT...NW winds 5 to 10 kt. Seas around 2 ft.
.WED...W winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT...W winds 5 to 10 kt. Seas around 2 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ331-232100-
Long Island Sound East of New Haven CT/Port Jefferson NY to the
Mouth of the Connecticut River-
209 AM EDT Sat Aug 23 2025

.TODAY...SW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: SW
1 ft at 2 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S
1 ft at 3 seconds.
.SUN...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft
at 2 seconds.
.SUN NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail:
S 1 ft at 2 seconds. Slight chance of showers in the evening,
then chance of showers after midnight.
.MON...SW winds around 5 kt. Seas 1 ft or less. Chance of
showers. Slight chance of tstms in the afternoon.
.MON NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
1 ft or less. Wave Detail: W 1 ft at 2 seconds. Chance of showers
in the evening.
.TUE...W winds 5 to 10 kt. Seas 1 ft or less.
.TUE NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less.
.WED...NW winds 5 to 10 kt. Seas 1 ft or less.
.WED NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less.

Winds and seas may be higher in and near tstms.

$$

ANZ335-232100-
Long Island Sound West of New Haven CT/Port Jefferson NY-
209 AM EDT Sat Aug 23 2025

.TODAY...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts
up to 20 kt late. Seas 1 ft or less.
.TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Seas around 2 ft in the
evening, then 1 ft or less. Wave Detail: S 1 ft at 2 seconds.
.SUN...S 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. Wave Detail: S
1 ft at 2 seconds.
.SUN NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail:
S 1 ft at 2 seconds. Slight chance of tstms. Slight chance of
showers in the evening, then chance of showers after midnight.
.MON...SW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers
and slight chance of tstms.
.MON NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. Chance of
showers in the evening.
.TUE...W winds 5 to 10 kt. Seas 1 ft or less.
.TUE NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less.
.WED...NW winds 5 to 10 kt. Seas 1 ft or less.
.WED NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less.

Winds and seas may be higher in and near tstms.

$$

ANZ338-232100-
New York Harbor-
209 AM EDT Sat Aug 23 2025

.TODAY...SW winds 5 to 10 kt, becoming S early this afternoon,
then increasing to 10 to 15 kt with gusts up to 20 kt late. Waves
2 to 3 ft. Wave Detail: E 3 ft at 6 seconds.
.TONIGHT...S winds 10 to 15 kt. Waves 2 to 3 ft. Wave Detail: SE
2 ft at 5 seconds.
.SUN...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Waves 1 to 2 ft.
.SUN NIGHT...S winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. Waves 1 to 2 ft. Chance
of showers and slight chance of tstms.
.MON...SW winds 5 to 10 kt. Waves 1 to 2 ft. Chance of showers
and slight chance of tstms.
.MON NIGHT...W winds around 10 kt. Waves 1 to 2 ft. Chance of
showers in the evening.
.TUE...W winds 5 to 10 kt. Waves 1 to 2 ft.
.TUE NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft.
.WED...NW winds 5 to 10 kt. Waves 1 ft or less.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.

Winds and waves may be higher in and near tstms.

$$

ANZ340-232100-
Peconic and Gardiners Bays-
209 AM EDT Sat Aug 23 2025

.TODAY...SW winds 5 to 10 kt. Waves 1 ft or less.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less.
.SUN...S winds 5 to 10 kt. Waves 1 ft or less.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Slight
chance of showers in the evening, then chance of showers after
midnight.
.MON...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers.
.MON NIGHT...W winds 5 to 10 kt, becoming NW after midnight.
Waves 1 ft or less. Chance of showers in the evening.
.TUE...W winds 5 to 10 kt. Waves 1 ft or less.
.TUE NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.WED...NW winds 5 to 10 kt. Waves 1 ft or less.
.WED NIGHT...W winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ345-232100-
South Shore Bays from Jones Inlet through Shinnecock Bay-
209 AM EDT Sat Aug 23 2025

.TODAY...SW winds 5 to 10 kt, becoming S late. Waves 1 ft or
less.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less.
.SUN...S winds 5 to 10 kt. Waves 1 ft or less.
.SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Slight
chance of showers in the evening, then chance of showers after
midnight.
.MON...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of
showers.
.MON NIGHT...W winds 5 to 10 kt, becoming NW after midnight.
Waves 1 ft or less. Chance of showers in the evening.
.TUE...W winds 5 to 10 kt. Waves 1 ft or less.
.TUE NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.WED...W winds 5 to 10 kt. Waves 1 ft or less.
.WED NIGHT...W winds 5 to 10 kt. Waves 1 ft or less.

$$