Coastal Waters Forecast
Issued by NWS Upton, NY

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FZUS51 KOKX 290603
CWFOKX

Coastal Waters Forecast
National Weather Service New York NY
203 AM EDT Fri Aug 29 2025

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

ANZ300-291830-
203 AM EDT Fri Aug 29 2025

.Synopsis for the Long Island and Connecticut coastal waters...
An approaching cold front will move across the waters this
afternoon into early this evening. High pressure returns this
weekend and will remain in control through the middle of next
week.

$$

ANZ350-291830-
Moriches Inlet NY to Montauk Point NY out 20 nm-
203 AM EDT Fri Aug 29 2025

.TODAY...S winds 10 to 15 kt. Seas around 3 ft. Wave Detail: SW
3 ft at 5 seconds and SE 2 ft at 8 seconds. Slight chance of
showers early this morning, then chance of showers and slight
chance of tstms late this morning and afternoon. Vsby 1 to 3 nm
late.
.TONIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and NW 1 ft at
3 seconds. Chance of showers and slight chance of tstms in the
evening with vsby 1 to 3 nm.
.SAT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft
at 3 seconds and SE 2 ft at 8 seconds.
.SAT NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft. Wave Detail: SW 2 ft at 4 seconds.
.SUN...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft
at 8 seconds and NW 1 ft at 2 seconds.
.SUN NIGHT...S winds around 5 kt, becoming N around 5 kt after
midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.MON...NE winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...E winds around 5 kt. Seas around 2 ft.
.TUE...E winds 5 to 10 kt. Seas around 2 ft.
.TUE NIGHT...E winds around 5 kt. Seas 2 to 3 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ353-291830-
Fire Island Inlet NY to Moriches Inlet NY out 20 nm-
203 AM EDT Fri Aug 29 2025

.TODAY...SW winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to
5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds.
Slight chance of showers. Slight chance of tstms this afternoon.
.TONIGHT...W winds around 10 kt, becoming N after midnight. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and NW 2 ft at
3 seconds. Slight chance of showers and tstms in the evening.
.SAT...NW winds around 10 kt, becoming W in the afternoon. Seas
2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at
6 seconds.
.SAT NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 7 seconds and W 1 ft at
3 seconds.
.SUN...N winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds and NW 1 ft at
3 seconds.
.SUN NIGHT...S winds around 5 kt, becoming W after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.MON...E winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...E winds 5 to 10 kt. Seas around 2 ft.
.TUE...E winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ355-291830-
Sandy Hook NJ to Fire Island Inlet NY out 20 nm-
203 AM EDT Fri Aug 29 2025

.TODAY...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S
3 ft at 5 seconds and SE 1 ft at 8 seconds. Slight chance of
showers. Slight chance of tstms late.
.TONIGHT...W winds 10 to 15 kt, becoming N after midnight. Seas
2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at
5 seconds. Slight chance of showers in the evening.
.SAT...NW winds around 10 kt, becoming W in the afternoon. Seas
around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at
8 seconds.
.SAT NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 7 seconds and W 1 ft at
2 seconds.
.SUN...N winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SE 2 ft at 7 seconds and NW 1 ft at
3 seconds.
.SUN NIGHT...S winds around 5 kt, becoming W after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds.
.MON...E winds 5 to 10 kt. Seas around 2 ft.
.MON NIGHT...E winds 5 to 10 kt. Seas around 2 ft.
.TUE...E winds 5 to 10 kt. Seas 2 to 3 ft.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft.

Winds and seas may be higher in and near tstms.

$$

ANZ332-291830-
Long Island Sound East of the Mouth of the Connecticut River-
203 AM EDT Fri Aug 29 2025

.TODAY...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail: S
2 ft at 3 seconds and SE 1 ft at 8 seconds. Slight chance of
tstms this morning. Chance of showers. Chance of tstms this
afternoon. Vsby 1 to 3 nm late this morning and afternoon.
.TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft in the evening, then 1 ft or less. Wave Detail: SW
1 ft at 3 seconds, becoming NW 1 ft at 2 seconds. Chance of
showers and tstms in the evening with vsby 1 to 3 nm.
.SAT...NW winds 5 to 10 kt, becoming W in the afternoon. Seas
1 ft or less, then around 2 ft in the afternoon. Wave Detail: NW
1 ft at 2 seconds and SE 1 ft at 6 seconds, becoming W 1 ft at
2 seconds and SE 1 ft at 6 seconds.
.SAT NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
around 2 ft in the evening, then 1 ft or less. Wave Detail: W
1 ft at 2 seconds and SE 1 ft at 6 seconds.
.SUN...N winds around 5 kt, becoming SW in the afternoon. Seas
1 ft or less. Wave Detail: SE 1 ft at 7 seconds.
.SUN NIGHT...S winds around 5 kt, becoming NW after midnight.
Seas 1 ft or less. Wave Detail: SE 1 ft at 7 seconds.
.MON...E winds around 5 kt. Seas 1 ft or less.
.MON NIGHT...E winds around 5 kt. Seas 1 ft or less.
.TUE...E winds 5 to 10 kt. Seas 1 ft or less.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 1 ft or less.

Winds and seas may be higher in and near tstms.

$$

ANZ331-291830-
Long Island Sound East of New Haven CT/Port Jefferson NY to the
Mouth of the Connecticut River-
203 AM EDT Fri Aug 29 2025

.TODAY...SW winds around 10 kt. Seas 1 ft or less. Wave Detail:
SW 1 ft at 3 seconds. Slight chance of showers this morning.
Slight chance of tstms late this morning, then chance of showers
and tstms this afternoon. Vsby 1 to 3 nm late this morning and
afternoon.
.TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
1 ft or less. Wave Detail: W 1 ft at 3 seconds. Chance of showers
and slight chance of tstms in the evening.
.SAT...NW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: NW
1 ft at 2 seconds.
.SAT NIGHT...NW winds around 5 kt. Seas 1 ft or less.
.SUN...N winds around 5 kt, becoming W around 5 kt in the
afternoon. Seas 1 ft or less.
.SUN NIGHT...S winds around 5 kt, becoming W after midnight. Seas
1 ft or less.
.MON...E winds around 5 kt. Seas 1 ft or less.
.MON NIGHT...E winds around 5 kt. Seas 1 ft or less.
.TUE...E winds around 5 kt. Seas 1 ft or less.
.TUE NIGHT...SE winds around 5 kt. Seas 1 ft or less.

Winds and seas may be higher in and near tstms.

$$

ANZ335-291830-
Long Island Sound West of New Haven CT/Port Jefferson NY-
203 AM EDT Fri Aug 29 2025

.TODAY...SW winds around 10 kt. Seas 1 ft or less. Wave Detail:
SW 1 ft at 2 seconds. Slight chance of showers until late
afternoon. Slight chance of tstms late this morning and
afternoon. Chance of showers late. Vsby 1 to 3 nm late this
morning and early afternoon.
.TONIGHT...NW winds around 10 kt. Seas 1 ft or less. Wave Detail:
NW 1 ft at 2 seconds. Slight chance of showers in the evening.
.SAT...NW winds 5 to 10 kt. Seas 1 ft or less.
.SAT NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less.
.SUN...N winds around 5 kt. Seas 1 ft or less.
.SUN NIGHT...S winds around 5 kt, becoming NW after midnight.
Seas 1 ft or less.
.MON...NE winds 5 to 10 kt. Seas 1 ft or less.
.MON NIGHT...SE winds around 5 kt. Seas 1 ft or less.
.TUE...E winds around 5 kt. Seas 1 ft or less.
.TUE NIGHT...SE winds 5 to 10 kt. Seas 1 ft or less.

Winds and seas may be higher in and near tstms.

$$

ANZ338-291830-
New York Harbor-
203 AM EDT Fri Aug 29 2025

.TODAY...W winds 5 to 10 kt. Waves 1 to 2 ft. Slight chance of
showers this afternoon.
.TONIGHT...NW winds 10 to 15 kt. Waves around 2 ft in the
evening, then 1 ft or less.
.SAT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SUN...N winds 5 to 10 kt, becoming E in the afternoon. Waves
1 ft or less.
.SUN NIGHT...S winds 5 to 10 kt, becoming W after midnight. Waves
1 ft or less.
.MON...E winds 5 to 10 kt. Waves 1 ft or less.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less.
.TUE...E winds 5 to 10 kt. Waves 1 ft or less.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ340-291830-
Peconic and Gardiners Bays-
203 AM EDT Fri Aug 29 2025

.TODAY...S winds 5 to 10 kt, becoming SW 10 to 15 kt this
afternoon. Waves 1 ft or less. Slight chance of tstms this
morning. Chance of showers. Chance of tstms this afternoon with
vsby 1 to 3 nm.
.TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves
1 ft or less. Chance of showers and slight chance of tstms in the
evening.
.SAT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SAT NIGHT...W winds around 5 kt, becoming NW after midnight.
Waves 1 ft or less.
.SUN...N winds around 5 kt, becoming W around 5 kt in the
afternoon. Waves 1 ft or less.
.SUN NIGHT...S winds around 5 kt, becoming W after midnight.
Waves 1 ft or less.
.MON...E winds around 5 kt. Waves 1 ft or less.
.MON NIGHT...E winds around 5 kt. Waves 1 ft or less.
.TUE...E winds around 5 kt. Waves 1 ft or less.
.TUE NIGHT...SE winds around 5 kt. Waves 1 ft or less.

Winds and waves may be higher in and near tstms.

$$

ANZ345-291830-
South Shore Bays from Jones Inlet through Shinnecock Bay-
203 AM EDT Fri Aug 29 2025

.TODAY...SW winds 10 to 15 kt. Waves 1 ft or less. Slight chance
of showers. Slight chance of tstms this afternoon.
.TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves
1 ft or less. Slight chance of showers in the evening.
.SAT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SAT NIGHT...W winds around 5 kt, becoming N after midnight.
Waves 1 ft or less.
.SUN...N winds around 5 kt. Waves 1 ft or less.
.SUN NIGHT...S winds around 5 kt, becoming W after midnight.
Waves 1 ft or less.
.MON...E winds 5 to 10 kt. Waves 1 ft or less.
.MON NIGHT...E winds around 5 kt. Waves 1 ft or less.
.TUE...E winds 5 to 10 kt. Waves 1 ft or less.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less.

Winds and waves may be higher in and near tstms.

$$