


Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
310 FZUS51 KOKX 280554 CWFOKX Coastal Waters Forecast National Weather Service New York NY 154 AM EDT Thu Aug 28 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-281815- 154 AM EDT Thu Aug 28 2025 .Synopsis for the Long Island and Connecticut coastal waters... High pressure will settle south of the area today and moves offshore on Friday. A frontal system then approaches in its wake and moves across the area Friday into Friday evening. High pressure follows for this weekend into the middle of next week. $$ ANZ350-281815- Moriches Inlet NY to Montauk Point NY out 20 nm- 154 AM EDT Thu Aug 28 2025 .TODAY...NW winds around 5 kt, becoming SW late this morning and afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 8 seconds. .TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 8 seconds. Slight chance of showers after midnight. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SW 3 ft at 5 seconds and SE 2 ft at 8 seconds. Chance of showers and slight chance of tstms. .FRI NIGHT...SW winds around 10 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 ft at 8 seconds. Chance of showers, mainly in the evening. .SAT...NW winds around 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 5 seconds and SE 1 ft at 8 seconds. .SAT NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: W 1 ft at 4 seconds and SE 1 ft at 8 seconds. .SUN...NW winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds around 5 kt. Seas around 2 ft. .MON...NE winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...E winds around 5 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ353-281815- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 154 AM EDT Thu Aug 28 2025 .TODAY...NW winds around 5 kt, becoming SW late this morning, then increasing to 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 9 seconds. .TONIGHT...SW winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SW 4 ft at 5 seconds and S 2 ft at 9 seconds. Slight chance of showers after midnight. .FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SW 4 ft at 5 seconds and SE 2 ft at 8 seconds. Chance of showers and slight chance of tstms. .FRI NIGHT...W winds around 10 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 ft at 8 seconds. Chance of showers in the evening. .SAT...NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 4 seconds and SE 1 ft at 8 seconds. .SAT NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft. Wave Detail: W 1 ft at 3 seconds and SE 1 ft at 8 seconds. .SUN...NW winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...SW winds around 5 kt. Seas around 2 ft. .MON...NE winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ355-281815- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 154 AM EDT Thu Aug 28 2025 .TODAY...SW winds around 5 kt, becoming S early this afternoon, then increasing to 10 to 15 kt with gusts up to 20 kt late. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and SE 2 ft at 9 seconds. .TONIGHT...SW winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 4 seconds and SE 2 ft at 9 seconds. .FRI...SW winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds. Slight chance of showers and tstms in the morning, then chance of showers in the afternoon. .FRI NIGHT...W winds around 10 kt, becoming N after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and SE 1 ft at 8 seconds. Chance of showers in the evening. .SAT...NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 4 seconds and SE 1 ft at 8 seconds. .SAT NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft. Wave Detail: SW 1 ft at 3 seconds and SE 1 ft at 8 seconds. .SUN...NW winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .MON...E winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ332-281815- Long Island Sound East of the Mouth of the Connecticut River- 154 AM EDT Thu Aug 28 2025 .TODAY...W winds around 5 kt, becoming SW this afternoon. Seas 1 ft or less, then around 2 ft this afternoon. Wave Detail: W 1 ft at 2 seconds and E 1 ft at 8 seconds, becoming SW 1 ft at 2 seconds and E 1 ft at 8 seconds. .TONIGHT...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 3 seconds and E 1 ft at 8 seconds. .FRI...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 3 seconds and SE 1 ft at 6 seconds. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .FRI 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: SW 1 ft at 3 seconds and SE 1 ft at 6 seconds, becoming NW 1 ft at 2 seconds and SE 1 ft at 5 seconds. Chance of showers, mainly in the evening. .SAT...NW winds 5 to 10 kt, becoming W in the afternoon. Seas 1 ft or less. Wave Detail: NW 1 ft at 2 seconds. .SAT NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. .SUN...NW winds around 5 kt. Seas 1 ft or less. .SUN NIGHT...W winds around 5 kt. Seas 1 ft or less. .MON...E winds around 5 kt. Seas 1 ft or less. .MON NIGHT...SE winds around 5 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ331-281815- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 154 AM EDT Thu Aug 28 2025 .TODAY...W winds around 5 kt, becoming SW this afternoon. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. .TONIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds. .FRI...SW winds around 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 3 seconds. Chance of showers and slight chance of tstms. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 1 ft or less. Wave Detail: W 1 ft at 3 seconds. Chance of showers, mainly in the evening. .SAT...NW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: NW 1 ft at 2 seconds. .SAT NIGHT...NW winds around 5 kt. Seas 1 ft or less. .SUN...NW winds around 5 kt. Seas 1 ft or less. .SUN NIGHT...W winds around 5 kt. Seas 1 ft or less. .MON...NE winds around 5 kt. Seas 1 ft or less. .MON NIGHT...SE winds around 5 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ335-281815- Long Island Sound West of New Haven CT/Port Jefferson NY- 154 AM EDT Thu Aug 28 2025 .TODAY...W winds around 5 kt, becoming SW this afternoon. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. .TONIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 2 seconds. .FRI...SW winds around 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. Chance of showers and slight chance of tstms. .FRI NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. 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...NW winds around 5 kt. Seas 1 ft or less. .SUN NIGHT...NW winds around 5 kt. Seas 1 ft or less. .MON...NE winds around 5 kt. Seas 1 ft or less. .MON NIGHT...SE winds around 5 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ338-281815- New York Harbor- 154 AM EDT Thu Aug 28 2025 .TODAY...W winds around 5 kt, becoming S this afternoon. Waves 1 ft or less. .TONIGHT...SW winds 10 to 15 kt. Waves 1 to 2 ft. .FRI...SW winds 5 to 10 kt. Waves 1 to 2 ft. Slight chance of showers in the afternoon. .FRI NIGHT...NW winds around 10 kt. Waves 1 ft or less. Slight chance of showers in the evening. .SAT...NW winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .SUN...NE winds 5 to 10 kt. Waves 1 ft or less. .SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .MON...E winds 5 to 10 kt. Waves 1 ft or less. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ340-281815- Peconic and Gardiners Bays- 154 AM EDT Thu Aug 28 2025 .TODAY...W winds around 5 kt, becoming SW this afternoon. Waves 1 ft or less. .TONIGHT...SW winds around 10 kt. Waves 1 ft or less. .FRI...SW winds around 10 kt. Waves 1 ft or less. Chance of showers and slight chance of tstms. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Chance of showers, mainly in the evening. .SAT...NW winds 5 to 10 kt, becoming W in the afternoon. Waves 1 ft or less. .SAT NIGHT...W winds around 5 kt, becoming NW after midnight. Waves 1 ft or less. .SUN...NW winds around 5 kt. Waves 1 ft or less. .SUN NIGHT...W winds around 5 kt. Waves 1 ft or less. .MON...NE winds around 5 kt. Waves around 2 ft. .MON NIGHT...SE winds around 5 kt. Waves around 2 ft. Winds and waves may be higher in and near tstms. $$ ANZ345-281815- South Shore Bays from Jones Inlet through Shinnecock Bay- 154 AM EDT Thu Aug 28 2025 .TODAY...Light and variable winds, becoming SW 5 to 10 kt late this morning and early afternoon, then becoming S 10 to 15 kt with gusts up to 20 kt late. Waves 1 ft or less. .TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .FRI...SW winds around 10 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers and slight chance of tstms. .FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Chance of showers in the evening. .SAT...NW winds 5 to 10 kt, becoming W in the afternoon. Waves 1 ft or less. .SAT NIGHT...W winds around 5 kt, becoming N after midnight. Waves 1 ft or less. .SUN...NW winds around 5 kt. Waves 1 ft or less. .SUN NIGHT...W winds around 5 kt. Waves around 2 ft. .MON...NE winds 5 to 10 kt. Waves around 2 ft. .MON NIGHT...SE winds around 5 kt. Waves around 2 ft. Winds and waves may be higher in and near tstms. $$