Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
706 FZUS51 KOKX 280008 CWFOKX Coastal Waters Forecast National Weather Service New York NY 808 PM EDT Thu Aug 27 2026 Montauk Point NY to Sandy Hook NJ out 60 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-281315- 808 PM EDT Thu Aug 27 2026 .Synopsis for the Long Island and Connecticut coastal waters... A cold front approaches tonight and gradually moves through on Friday. High pressure will build back in for the weekend. A cold front approaches from the north early next week. $$ ANZ350-281315- Moriches Inlet NY to Montauk Point NY out 20 NM- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 9 seconds. Slight chance of showers and tstms late this evening and early morning. .FRI...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 3 ft at 7 seconds. Slight chance of showers and tstms in the afternoon. .FRI NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. Slight chance of showers and tstms in the evening. .SAT...N winds 5 to 10 kt, becoming E in the afternoon. Seas around 3 ft. Wave Detail: SE 2 ft at 7 seconds. .SAT NIGHT...S winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds. .SUN...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds. .SUN NIGHT...SW winds around 10 kt. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SW winds around 5 kt. Seas around 2 ft. .TUE...NE winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...E winds around 10 kt. Seas 2 to 3 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ353-281315- Fire Island Inlet NY to Moriches Inlet NY out 20 NM- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt late. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 9 seconds. Slight chance of showers and tstms late this evening and early morning. .FRI...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 9 seconds and S 2 ft at 6 seconds. Slight chance of showers and tstms in the afternoon. .FRI NIGHT...SW winds around 5 kt, becoming N after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. Slight chance of showers and tstms in the evening. .SAT...N winds around 10 kt, becoming E in the afternoon. Seas around 3 ft. Wave Detail: S 2 ft at 6 seconds and NE 2 ft at 8 seconds. .SAT NIGHT...S winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds. .SUN...SW winds around 5 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SE winds around 10 kt. Seas 2 to 3 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ355-281315- Sandy Hook NJ to Fire Island Inlet NY out 20 NM- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt late. Seas around 3 ft. Wave Detail: S 3 ft at 4 seconds and SE 2 ft at 9 seconds. Slight chance of showers and tstms early this evening. .FRI...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 9 seconds and SE 2 ft at 5 seconds. Chance of showers and slight chance of tstms in the afternoon. .FRI NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds. Slight chance of showers and tstms in the evening. .SAT...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. .SAT NIGHT...S winds around 5 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds. .SUN...SW winds around 5 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SE winds around 10 kt. Seas around 2 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ332-281315- Long Island Sound East of the Mouth of the Connecticut River- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 1 ft at 3 seconds and E 1 ft at 8 seconds. Slight chance of showers and tstms early this evening. .FRI...SW winds around 5 kt. Seas around 2 ft. Wave Detail: SE 1 ft at 8 seconds. Slight chance of showers and tstms in the afternoon. .FRI NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SE 1 ft at 8 seconds. Slight chance of showers and tstms in the evening. .SAT...N winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: E 1 ft at 7 seconds. .SAT NIGHT...SW winds around 5 kt. Seas 1 ft or less. Wave Detail: E 1 ft at 7 seconds. .SUN...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: SE 1 ft at 7 seconds, becoming SW 1 ft at 2 seconds and SE 1 ft at 7 seconds. .SUN NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .MON...SW winds around 5 kt. Seas 1 ft or less. .MON NIGHT...SW winds around 5 kt. Seas 1 ft or less. .TUE...E winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. .TUE NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ331-281315- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 3 seconds. Slight chance of showers and tstms early this evening. .FRI...SW winds around 5 kt. Seas 1 ft or less. Chance of showers and slight chance of tstms in the afternoon. .FRI NIGHT...W winds around 5 kt, becoming N after midnight. Seas 1 ft or less. Wave Detail: N 1 ft at 2 seconds. Slight chance of showers and tstms in the evening. .SAT...N winds 5 to 10 kt, becoming S in the afternoon. Seas 1 ft or less. .SAT NIGHT...SW winds around 5 kt. Seas 1 ft or less. .SUN...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 ft or less. .SUN NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. .MON...W winds around 5 kt. Seas 1 ft or less. .MON NIGHT...SW winds around 5 kt. Seas 1 ft or less. .TUE...NE winds around 5 kt. Seas 1 ft or less. Chance of showers. .TUE NIGHT...E winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ335-281315- Long Island Sound West of New Haven CT/Port Jefferson NY- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S 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 early this evening. .FRI...SW winds around 5 kt. Seas 1 ft or less. Chance of showers and slight chance of tstms in the afternoon. .FRI NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers and slight chance of tstms in the evening. .SAT...N winds 5 to 10 kt, becoming SE in the afternoon. Seas 1 ft or less. .SAT NIGHT...SW winds around 5 kt. Seas 1 ft or less. .SUN...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 ft or less. .SUN NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. .MON...W winds around 5 kt. Seas 1 ft or less. Chance of showers and tstms. .MON NIGHT...W winds around 5 kt. Seas 1 ft or less. .TUE...NE winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. .TUE NIGHT...SE winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ338-281315- New York Harbor- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt, becoming SW late. Waves 1 to 2 ft. Wave Detail: S 1 ft at 2 seconds. Slight chance of showers and tstms early this evening, then chance of showers and slight chance of tstms late this evening and early morning. .FRI...W winds around 5 kt, becoming S in the afternoon. Waves 1 to 2 ft in the morning, then 1 ft or less. Chance of showers and tstms in the afternoon. .FRI NIGHT...SW winds around 5 kt, becoming N after midnight. Waves 1 to 2 ft. Chance of showers and slight chance of tstms in the evening. .SAT...N winds 5 to 10 kt, becoming E in the afternoon. Waves 1 to 2 ft in the morning, then 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .SAT NIGHT...S winds around 5 kt. Waves 1 ft or less. .SUN...SW winds around 5 kt, becoming S in the afternoon. Waves 1 ft or less. .SUN NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...W winds around 5 kt. Waves 1 ft or less. .MON NIGHT...SW winds around 5 kt. Waves 1 ft or less. .TUE...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. .TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. Winds and waves may be higher in and near tstms. $$ ANZ340-281315- Peconic and Gardiners Bays- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers and tstms early this evening. .FRI...SW winds around 5 kt. Waves 1 ft or less. Slight chance of showers and tstms in the afternoon. .FRI NIGHT...SW winds around 5 kt, becoming N after midnight. Waves 1 ft or less. Slight chance of showers and tstms in the evening. .SAT...N winds 5 to 10 kt, becoming SE in the afternoon. Waves 1 ft or less. .SAT NIGHT...SW winds around 5 kt. Waves 1 ft or less. .SUN...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Waves 1 ft or less. .SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .MON...SW winds around 5 kt. Waves 1 ft or less. .MON NIGHT...SW winds around 5 kt. Waves 1 ft or less. .TUE...NE winds around 5 kt. Waves 1 ft or less. Chance of showers. .TUE NIGHT...E winds around 5 kt. Waves 1 ft or less. Chance of showers. Winds and waves may be higher in and near tstms. $$ ANZ345-281315- South Shore Bays from Jones Inlet through Shinnecock Bay- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers and tstms early this evening. .FRI...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers and slight chance of tstms in the afternoon. .FRI NIGHT...W winds around 5 kt, becoming N after midnight. Waves 1 ft or less. Slight chance of showers and tstms in the evening. .SAT...N winds 5 to 10 kt, becoming E in the afternoon. Waves 1 ft or less. .SAT NIGHT...S winds around 5 kt. Waves 1 ft or less. .SUN...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Waves 1 ft or less. .SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .MON...SW winds 5 to 10 kt. Waves 1 ft or less. .MON NIGHT...SW winds around 5 kt. Waves 1 ft or less. .TUE...SE winds 5 to 10 kt. Waves 1 ft or less. .TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. Winds and waves may be higher in and near tstms. $$ ANZ380-281315- Waters from Moriches Inlet NY to Montauk Point NY from 20 to 60 nm- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt late. Seas around 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and E 3 ft at 9 seconds. .FRI...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 3 ft at 7 seconds. .FRI NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. Slight chance of showers and tstms in the evening. .SAT...NE winds 5 to 10 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. .SAT NIGHT...E winds around 5 kt, becoming S around 5 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds. .SUN...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 6 seconds. .SUN NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. .TUE...NW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SE winds around 10 kt. Seas 2 to 3 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ383-281315- Waters from Fire Island Inlet NY to Moriches Inlet NY from 20 to 60 nm- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and E 2 ft at 9 seconds. .FRI...SW winds around 5 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 3 ft at 7 seconds. Slight chance of showers and tstms in the afternoon. .FRI NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. Slight chance of showers and tstms in the evening. .SAT...NE winds 5 to 10 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. .SAT NIGHT...E winds around 5 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. .SUN...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 5 seconds. .SUN NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SE winds around 10 kt. Seas 2 to 3 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ385-281315- Waters from Sandy Hook NJ to Fire Island Inlet NY from 20 to 60 nm- 808 PM EDT Thu Aug 27 2026 .TONIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 9 seconds and S 3 ft at 5 seconds. Slight chance of showers and tstms after midnight. .FRI...SW winds around 5 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 7 seconds. Slight chance of showers and tstms in the afternoon. .FRI NIGHT...SW winds around 5 kt, becoming NW after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. Slight chance of showers and tstms in the evening. .SAT...NE winds 5 to 10 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds. .SAT NIGHT...SE winds around 5 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 5 seconds. .SUN...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 5 seconds. .SUN NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SE winds around 10 kt. Seas 2 to 3 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$