Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
292 FZUS51 KOKX 110724 CWFOKX Coastal Waters Forecast National Weather Service New York NY 324 AM EDT Tue Aug 11 2026 Montauk Point NY to Sandy Hook NJ out 60 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-112200- 324 AM EDT Tue Aug 11 2026 .Synopsis for the Long Island and Connecticut coastal waters... A weak cold front or surface trough approaches today and passes through tonight, possibly stalling nearby on Wednesday. Another cold front or trough pushing through is likely Thursday afternoon or night. High pressure is expected to build Friday and settle nearby to begin the weekend. $$ ANZ350-112200- Moriches Inlet NY to Montauk Point NY out 20 NM- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds and SE 1 ft at 9 seconds. .TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds and SE 1 ft at 9 seconds. Slight chance of showers and tstms after midnight. .WED...N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and SE 1 ft at 9 seconds. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds. .THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds. Slight chance of showers. .THU NIGHT...SW winds 10 to 15 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds and SE 1 ft at 9 seconds. Chance of showers. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ353-112200- Fire Island Inlet NY to Moriches Inlet NY out 20 NM- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt, becoming SW with gusts up to 20 kt late. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds and W 1 ft at 3 seconds. .TONIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 ft at 9 seconds. Slight chance of tstms. Slight chance of showers in the evening, then chance of showers after midnight. .WED...N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and NE 1 ft at 2 seconds. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds. Slight chance of showers after midnight. .THU...SW winds 5 to 10 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 7 seconds. Slight chance of tstms in the morning. Slight chance of showers. .THU NIGHT...SW winds 10 to 15 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 1 ft at 8 seconds. Chance of showers. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...N winds 15 to 20 kt. Seas 2 to 3 ft. .SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ355-112200- Sandy Hook NJ to Fire Island Inlet NY out 20 NM- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt, becoming SW with gusts up to 20 kt late. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and W 1 ft at 3 seconds. Slight chance of showers and tstms this afternoon. .TONIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and W 1 ft at 2 seconds. Chance of showers and slight chance of tstms. .WED...N winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and N 1 ft at 2 seconds. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and SE 1 ft at 8 seconds. Slight chance of showers after midnight. .THU...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and SE 1 ft at 8 seconds. Slight chance of tstms in the morning. Slight chance of showers. .THU NIGHT...SW winds around 10 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and W 1 ft at 3 seconds. Chance of showers after midnight. .FRI...NW winds around 10 kt. Seas 2 to 3 ft. .FRI NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ332-112200- Long Island Sound East of the Mouth of the Connecticut River- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. .TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. .WED...N winds around 5 kt, becoming S in the afternoon. Seas 1 ft or less. Slight chance of showers in the morning. .WED NIGHT...SW winds around 5 kt. Seas 1 ft or less. .THU...SW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers in the afternoon. .THU NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas 1 ft or less. Chance of showers. .FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .FRI NIGHT...NW winds around 10 kt. Seas around 2 ft. .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. $$ ANZ331-112200- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. .TONIGHT...NW winds around 5 kt. Seas 1 ft or less. Slight chance of showers after midnight. .WED...N winds around 5 kt, becoming SW around 5 kt in the afternoon. Seas 1 ft or less. Slight chance of showers in the morning. .WED NIGHT...SW winds around 5 kt. Seas 1 ft or less. .THU...SW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers and tstms in the afternoon. .THU NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. Chance of showers in the evening. .FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ335-112200- Long Island Sound West of New Haven CT/Port Jefferson NY- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. Slight chance of showers and tstms this afternoon. .TONIGHT...NW winds around 5 kt. Seas 1 ft or less. Slight chance of showers and tstms. .WED...N winds around 5 kt, becoming W in the afternoon. Seas 1 ft or less. Slight chance of showers in the morning. .WED NIGHT...SW winds around 5 kt. Seas 1 ft or less. .THU...SW winds 5 to 10 kt. Seas 1 ft or less. Slight chance of showers in the morning, then chance of showers and tstms in the afternoon. .THU NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 1 ft or less. Chance of showers and tstms in the evening. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .FRI NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT...NW winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...N winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ338-112200- New York Harbor- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt, becoming SW late. Waves 1 ft or less. Chance of showers and tstms this afternoon. .TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Chance of showers. Chance of tstms, mainly in the evening. .WED...N winds 5 to 10 kt, becoming W in the afternoon. Waves 1 ft or less. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers after midnight. .THU...SW winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers and tstms in the morning, then chance of showers and tstms in the afternoon. .THU NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. Chance of tstms in the evening. Chance of showers. .FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Waves around 2 ft. .FRI NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .SAT...NW winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...NW winds around 5 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ340-112200- Peconic and Gardiners Bays- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt. Waves 1 ft or less. .TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Slight chance of showers after midnight. .WED...N winds around 5 kt, becoming S in the afternoon. Waves 1 ft or less. Slight chance of showers in the morning. .WED NIGHT...SW winds around 5 kt. Waves 1 ft or less. .THU...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers in the afternoon. .THU NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Waves 1 ft or less. Chance of showers. .FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Waves 1 ft or less. .FRI NIGHT...NW winds around 10 kt with gusts up to 20 kt. Waves 1 ft or less. .SAT...NW winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...NW winds around 5 kt. Waves 1 ft or less. $$ ANZ345-112200- South Shore Bays from Jones Inlet through Shinnecock Bay- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt, becoming SW late. Waves 1 ft or less. Slight chance of showers and tstms this afternoon. .TONIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Slight chance of showers and tstms. .WED...N winds 5 to 10 kt, becoming SW in the afternoon. Waves 1 ft or less. Chance of showers in the morning. .WED NIGHT...SW winds around 5 kt. Waves 1 ft or less. Slight chance of showers after midnight. .THU...SW winds 5 to 10 kt. Waves 1 ft or less. Slight chance of tstms in the morning. Slight chance of showers. .THU NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Waves 1 ft or less. Chance of showers after midnight. .FRI...NW winds 5 to 10 kt with gusts up to 20 kt. Waves 1 ft or less. .FRI NIGHT...N winds 10 to 15 kt. Waves around 2 ft. .SAT...NW winds 10 to 15 kt. Waves 1 ft or less. .SAT NIGHT...NW winds around 5 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ380-112200- Waters from Moriches Inlet NY to Montauk Point NY from 20 to 60 nm- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 6 seconds and E 1 ft at 9 seconds. .TONIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and SE 1 ft at 9 seconds. Chance of showers and slight chance of tstms after midnight. .WED...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and NW 1 ft at 3 seconds. Chance of showers. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and NE 1 ft at 3 seconds. .THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 6 seconds and NE 1 ft at 3 seconds. Chance of showers, mainly in the morning. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 ft at 10 seconds. Chance of showers. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. .FRI NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. .SAT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. .SAT NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ383-112200- Waters from Fire Island Inlet NY to Moriches Inlet NY from 20 to 60 nm- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 6 seconds and E 1 ft at 9 seconds. .TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and NW 1 ft at 3 seconds. Slight chance of tstms. Slight chance of showers in the evening, then chance of showers after midnight. .WED...N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds and NW 1 ft at 3 seconds. Chance of showers. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds. Slight chance of showers after midnight. .THU...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and SE 1 ft at 8 seconds. Slight chance of showers. .THU NIGHT...SW winds 10 to 15 kt, becoming W after midnight. Seas around 3 ft. Wave Detail: S 3 ft at 5 seconds and E 1 ft at 8 seconds. Chance of showers. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. .FRI NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. .SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. .SAT NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ385-112200- Waters from Sandy Hook NJ to Fire Island Inlet NY from 20 to 60 nm- 324 AM EDT Tue Aug 11 2026 .TODAY...W winds 5 to 10 kt, becoming SW late. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds and NW 1 ft at 3 seconds. Slight chance of showers and tstms this afternoon. .TONIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and NW 1 ft at 3 seconds. Slight chance of tstms. Slight chance of showers in the evening, then chance of showers after midnight. .WED...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and N 1 ft at 3 seconds. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and NE 1 ft at 3 seconds. Slight chance of showers after midnight. .THU...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 ft at 8 seconds. Slight chance of showers. .THU NIGHT...SW winds around 10 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and NW 1 ft at 2 seconds. Chance of showers after midnight. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. .FRI NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. .SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT NIGHT...W winds around 5 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$