Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
563 FZUS51 KOKX 121905 CWFOKX Coastal Waters Forecast National Weather Service New York NY 305 PM EDT Sat Sep 12 2026 Montauk Point NY to Sandy Hook NJ out 60 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-130815- 305 PM EDT Sat Sep 12 2026 .Synopsis for the Long Island and Connecticut coastal waters... High pressure gradually slides offshore this evening. A warm front and weak low pressure move over the waters on Sunday. Canadian high pressure builds Sunday night into the middle of next week. $$ ANZ350-130815- Moriches Inlet NY to Montauk Point NY out 20 NM- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and E 1 ft at 3 seconds. Slight chance of showers after midnight. Chance of showers and slight chance of tstms late. .SUN...SE winds around 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 1 ft at 10 seconds. Showers and chance of tstms. .SUN NIGHT...NW winds 5 to 10 kt, becoming W after midnight. Seas around 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 1 ft at 10 seconds. Slight chance of showers after midnight. .MON...NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NW 3 ft at 3 seconds and S 3 ft at 6 seconds. Chance of showers in the morning. .MON NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: N 3 ft at 5 seconds and SE 2 ft at 9 seconds. .TUE...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NE 3 ft at 6 seconds and SE 1 ft at 9 seconds. .TUE NIGHT...E winds 5 to 10 kt, becoming SE after midnight. Seas 2 to 3 ft. .WED...S winds around 5 kt. Seas around 3 ft. .WED NIGHT...SW winds around 5 kt. Seas 2 to 3 ft. .THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ353-130815- Fire Island Inlet NY to Moriches Inlet NY out 20 NM- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds around 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds and SE 1 ft at 10 seconds. Chance of showers and slight chance of tstms after midnight. Showers and chance of tstms late. .SUN...S winds 10 to 15 kt, becoming W in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and E 1 ft at 3 seconds. Showers and chance of tstms in the morning, then showers and slight chance of tstms in the afternoon. .SUN NIGHT...NW winds 5 to 10 kt, becoming W 10 to 15 kt after midnight. Seas around 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 1 ft at 10 seconds. Slight chance of showers after midnight. .MON...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NW 3 ft at 4 seconds and SE 3 ft at 5 seconds. Slight chance of showers in the morning. .MON NIGHT...N winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 9 seconds. .TUE...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NE 3 ft at 5 seconds and S 1 ft at 6 seconds. .TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .WED...S winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .THU...SW winds 5 to 10 kt. Seas around 3 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ355-130815- Sandy Hook NJ to Fire Island Inlet NY out 20 NM- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds around 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 3 seconds and SE 1 ft at 10 seconds. Slight chance of showers this evening. Showers and chance of tstms after midnight. .SUN...S winds around 10 kt, becoming NW in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and SE 1 ft at 10 seconds. Showers and chance of tstms in the morning, then slight chance of showers and tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and SE 1 ft at 10 seconds. Slight chance of showers after midnight. .MON...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 5 seconds. Slight chance of showers in the morning. .MON NIGHT...N winds around 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 9 seconds. .TUE...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 5 seconds and SE 1 ft at 9 seconds. .TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .WED...S winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ332-130815- Long Island Sound East of the Mouth of the Connecticut River- 305 PM EDT Sat Sep 12 2026 .TONIGHT...S winds around 5 kt. Seas 1 ft or less. Wave Detail: E 1 ft at 3 seconds. Chance of showers and slight chance of tstms late. .SUN...SE winds 5 to 10 kt, becoming E in the afternoon. Seas around 2 ft. Wave Detail: E 1 ft at 3 seconds. Showers and chance of tstms. .SUN NIGHT...NW winds around 5 kt, becoming W after midnight. Seas around 2 ft. Wave Detail: E 1 ft at 3 seconds. Slight chance of showers after midnight. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 2 seconds. Chance of showers in the morning. .MON NIGHT...N winds around 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 3 seconds. .TUE...NE winds around 10 kt, becoming E in the afternoon. Seas around 2 ft. Wave Detail: NE 1 ft at 4 seconds. .TUE NIGHT...SE winds around 5 kt. Seas 1 ft or less, then around 2 ft after midnight. .WED...SW winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .THU...S winds 5 to 10 kt. Seas 1 ft or less. .THU NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ331-130815- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds 5 to 10 kt. Seas 1 ft or less. Slight chance of showers after midnight. Showers likely with slight chance of tstms late. .SUN...SE winds 5 to 10 kt, becoming NE in the afternoon. Seas 1 ft or less. Showers and chance of tstms in the morning, then showers and slight chance of tstms in the afternoon. .SUN NIGHT...NW winds around 5 kt, becoming W after midnight. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. Slight chance of showers after midnight. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds. Chance of showers in the morning. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: NW 1 ft at 3 seconds. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TUE NIGHT...S winds around 5 kt. Seas 1 ft or less. .WED...SW winds around 5 kt. Seas 1 ft or less. .WED NIGHT...SW winds around 5 kt. Seas 1 ft or less. .THU...SW winds 5 to 10 kt. Seas 1 ft or less. .THU NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ335-130815- Long Island Sound West of New Haven CT/Port Jefferson NY- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. Chance of showers and slight chance of tstms after midnight. .SUN...E winds around 5 kt, becoming NE in the afternoon. Seas 1 ft or less. Showers and chance of tstms in the morning, then showers likely with slight chance of tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 ft or less. Slight chance of showers after midnight. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or less. Wave Detail: NW 1 ft at 2 seconds. Chance of showers in the morning. .MON NIGHT...N winds 10 to 15 kt. Seas around 2 ft. Wave Detail: N 1 ft at 2 seconds. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 3 seconds. .TUE NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas 1 ft or less. .WED...SW winds around 5 kt. Seas 1 ft or less. .WED NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. .THU...SW winds 5 to 10 kt. Seas 1 ft or less. .THU NIGHT...SW winds around 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ338-130815- New York Harbor- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt late this evening and overnight. Waves 1 to 2 ft. Slight chance of showers late this evening. Showers and chance of tstms after midnight. .SUN...S winds 5 to 10 kt, becoming NW in the afternoon. Waves 1 ft or less. Showers and chance of tstms in the morning, then chance of showers and slight chance of tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Waves 1 ft or less, then 1 to 2 ft after midnight. Slight chance of showers after midnight. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft. Wave Detail: NW 1 ft at 2 seconds. Chance of showers in the morning. .MON NIGHT...N winds 10 to 15 kt. Waves around 2 ft. .TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Waves around 2 ft in the morning, then 1 ft or less. Wave Detail: NE 1 ft at 3 seconds. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. .WED...S winds 5 to 10 kt. Waves 1 to 2 ft. .WED NIGHT...S winds 5 to 10 kt. Waves 1 to 2 ft. .THU...S winds 5 to 10 kt. Waves 1 to 2 ft. .THU NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. Winds and waves may be higher in and near tstms. $$ ANZ340-130815- Peconic and Gardiners Bays- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds around 5 kt. Waves 1 ft or less. Showers likely with slight chance of tstms late. .SUN...SE winds 5 to 10 kt, becoming NE in the afternoon. Waves 1 ft or less. Showers and chance of tstms. .SUN NIGHT...NW winds around 5 kt, becoming W after midnight. Waves 1 ft or less. Slight chance of showers after midnight. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers in the morning. .MON NIGHT...N winds around 10 kt. Waves 1 ft or less. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Waves 1 ft or less. .TUE NIGHT...SE winds around 5 kt. Waves 1 ft or less. .WED...SW winds around 5 kt. Waves 1 ft or less. .WED NIGHT...SW winds around 5 kt. Waves 1 ft or less. .THU...SW winds 5 to 10 kt. Waves 1 ft or less. .THU NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ345-130815- South Shore Bays from Jones Inlet through Shinnecock Bay- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. Chance of showers and slight chance of tstms after midnight. .SUN...SE winds 5 to 10 kt, becoming W in the afternoon. Waves 1 ft or less. Showers and chance of tstms in the morning, then showers and slight chance of tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers after midnight. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers in the morning. .MON NIGHT...N winds 10 to 15 kt. Waves 1 ft or less. .TUE...NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Waves 1 ft or less. .TUE NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Waves 1 ft or less. .WED...S winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .THU...SW winds 5 to 10 kt. Waves 1 ft or less. .THU NIGHT...SW winds 10 to 15 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ380-130815- Waters from Moriches Inlet NY to Montauk Point NY from 20 to 60 nm- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and NE 1 ft at 3 seconds. Slight chance of showers after midnight. Chance of showers and slight chance of tstms late. .SUN...S winds 10 to 15 kt, becoming SW in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 10 seconds. Chance of tstms. Showers. .SUN NIGHT...W winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 10 seconds. .MON...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: NW 4 ft at 4 seconds and S 3 ft at 5 seconds. Chance of showers, mainly in the morning. .MON NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 4 ft at 5 seconds and SE 2 ft at 9 seconds. .TUE...NE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NE 4 ft at 6 seconds and SE 1 ft at 9 seconds. .TUE NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft, occasionally to 6 ft. .WED...SE winds around 5 kt. Seas 4 to 5 ft, occasionally to 6 ft. .WED NIGHT...SW winds around 5 kt. Seas 3 to 4 ft, occasionally to 5 ft. .THU...SW winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ383-130815- Waters from Fire Island Inlet NY to Moriches Inlet NY from 20 to 60 nm- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt late. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 9 seconds. Chance of showers and slight chance of tstms after midnight. .SUN...S winds 10 to 15 kt, becoming SW in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 10 seconds. Showers and chance of tstms in the morning, then showers and slight chance of tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 10 seconds. .MON...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NW 4 ft at 5 seconds and S 2 ft at 5 seconds. Slight chance of showers in the morning. .MON NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: N 4 ft at 5 seconds and SE 2 ft at 9 seconds. .TUE...NE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NE 4 ft at 6 seconds and S 1 ft at 6 seconds. .TUE NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft, occasionally to 6 ft. .WED...SE winds around 5 kt. Seas 4 to 5 ft, occasionally to 6 ft. .WED NIGHT...SW winds around 5 kt. Seas 3 to 5 ft, occasionally to 6 ft. .THU...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas around 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ385-130815- Waters from Sandy Hook NJ to Fire Island Inlet NY from 20 to 60 nm- 305 PM EDT Sat Sep 12 2026 .TONIGHT...SE winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 4 seconds and SE 1 ft at 9 seconds. Slight chance of showers this evening, then showers and chance of tstms after midnight. .SUN...S winds 10 to 15 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 1 ft at 10 seconds. Showers and chance of tstms in the morning, then showers and slight chance of tstms in the afternoon. .SUN NIGHT...W winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 10 seconds. .MON...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NW 3 ft at 4 seconds and S 2 ft at 5 seconds. Slight chance of showers in the morning. .MON NIGHT...N winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 9 seconds. .TUE...NE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NE 3 ft at 5 seconds and S 1 ft at 6 seconds. .TUE NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .WED...SE winds around 5 kt. Seas around 4 ft, occasionally to 5 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .THU...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .THU NIGHT...SW winds around 10 kt. Seas around 3 ft. Winds and seas may be higher in and near tstms. $$