Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
763 FZUS51 KOKX 221821 CWFOKX Coastal Waters Forecast National Weather Service New York NY 221 PM EDT Fri Aug 22 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-230715- 221 PM EDT Fri Aug 22 2025 .Synopsis for the Long Island and Connecticut coastal waters... High pressure builds overhead tonight then offshore Saturday. A frontal system approaches Sunday evening and moves slowly through the area Sunday night into Monday. High pressure then gradually builds in for the middle to end of next week. $$ ANZ350-230715- Moriches Inlet NY to Montauk Point NY out 20 nm- 221 PM EDT Fri Aug 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...SW winds 5 to 10 kt. Seas 5 to 8 ft, occasionally to 10 ft, subsiding to 4 to 6 ft, occasionally to 8 ft after midnight. Wave Detail: E 8 ft at 12 seconds, becoming E 6 ft at 11 seconds. .SAT...SW winds 5 to 10 kt. Seas 4 to 5 ft, occasionally to 6 ft. Wave Detail: E 5 ft at 11 seconds. .SAT NIGHT...S winds around 10 kt. Seas around 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 12 seconds and SW 3 ft at 5 seconds. .SUN...S winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 5 seconds and E 3 ft at 11 seconds. .SUN NIGHT...S winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 4 seconds and E 3 ft at 11 seconds. Chance of showers after midnight. .MON...S winds 5 to 10 kt, becoming SW in the afternoon. Seas around 3 ft. Wave Detail: S 3 ft at 6 seconds and E 3 ft at 11 seconds. Chance of showers. .MON NIGHT...SW winds around 10 kt, becoming NW after midnight. Seas 3 to 4 ft, occasionally to 5 ft. .TUE...W winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .TUE NIGHT...NW winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .WED...NW winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. $$ ANZ353-230715- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 221 PM EDT Fri Aug 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...SW winds 5 to 10 kt. Seas 5 to 8 ft, occasionally to 10 ft, subsiding to 4 to 6 ft, occasionally to 8 ft after midnight. Wave Detail: E 8 ft at 11 seconds, becoming E 6 ft at 11 seconds. .SAT...SW winds around 10 kt. Seas 4 to 5 ft, occasionally to 6 ft. Wave Detail: E 5 ft at 11 seconds and S 1 ft at 9 seconds. .SAT NIGHT...S winds 10 to 15 kt. Seas around 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 12 seconds and S 3 ft at 8 seconds. .SUN...S winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 11 seconds and S 3 ft at 4 seconds. .SUN NIGHT...S winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 4 seconds and E 3 ft at 11 seconds. Chance of showers after midnight. .MON...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 6 seconds and E 3 ft at 11 seconds. Chance of showers. .MON NIGHT...W winds around 10 kt, becoming NW after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Chance of showers in the evening. .TUE...W winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .TUE NIGHT...NW winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .WED...NW winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft. .WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. $$ ANZ355-230715- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 221 PM EDT Fri Aug 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...SW winds 5 to 10 kt. Seas 5 to 7 ft, occasionally to 9 ft, subsiding to 4 to 5 ft, occasionally to 6 ft after midnight. Wave Detail: E 7 ft at 11 seconds, becoming E 5 ft at 11 seconds. .SAT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: E 5 ft at 11 seconds. .SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 12 seconds and S 3 ft at 5 seconds. .SUN...S winds 10 to 15 kt. Gusts up to 25 kt in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 11 seconds and S 3 ft at 5 seconds. .SUN NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 3 ft. Wave Detail: S 3 ft at 4 seconds and E 3 ft at 11 seconds. Slight chance of showers in the evening, then chance of showers and slight chance of tstms after midnight. .MON...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: E 3 ft at 11 seconds and S 2 ft at 5 seconds. Chance of showers. .MON NIGHT...W winds around 10 kt, becoming NW after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Chance of showers in the evening. .TUE...W winds around 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft. .WED...NW winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ332-230715- Long Island Sound East of the Mouth of the Connecticut River- 221 PM EDT Fri Aug 22 2025 .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds and E 3 ft at 10 seconds. .SAT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 8 seconds and SW 1 ft at 2 seconds. .SAT NIGHT...S winds around 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds and E 1 ft at 9 seconds. .SUN...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 3 seconds and E 1 ft at 8 seconds. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 3 seconds and E 1 ft at 7 seconds. Chance of showers after midnight. .MON...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds and E 1 ft at 6 seconds. Chance of showers. .MON NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 1 ft or less. Chance of showers in the evening. .TUE...W winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .WED...NW winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. $$ ANZ331-230715- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 221 PM EDT Fri Aug 22 2025 .TONIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds and E 1 ft at 5 seconds. .SAT...SW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. .SAT NIGHT...S winds 10 to 15 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 3 seconds. .SUN...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 ft or less. Wave Detail: S 1 ft at 3 seconds. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 3 seconds. Chance of showers after midnight. .MON...S winds around 5 kt. Seas 1 ft or less. Chance of showers. .MON NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 1 ft or less. Chance of showers in the evening. .TUE...W winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .WED...NW winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. $$ ANZ335-230715- Long Island Sound West of New Haven CT/Port Jefferson NY- 221 PM EDT Fri Aug 22 2025 .TONIGHT...SW winds around 5 kt, increasing to 5 to 10 kt after midnight. Seas 1 ft or less. Wave Detail: E 1 ft at 4 seconds. .SAT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 ft or less. .SAT NIGHT...S winds 10 to 15 kt. Seas around 2 ft in the evening, then 1 ft or less. Wave Detail: S 1 ft at 2 seconds. .SUN...S winds 10 to 15 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. .SUN NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. Slight chance of showers in the evening, then chance of showers and slight chance of tstms after midnight. .MON...SW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. .MON NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers in the evening. .TUE...W winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .WED...NW winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ338-230715- New York Harbor- 221 PM EDT Fri Aug 22 2025 .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves 2 to 4 ft, occasionally to 5 ft this evening, then 1 ft or less. .SAT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 ft or less, then around 2 ft in the afternoon. .SAT NIGHT...S winds 10 to 15 kt. Waves around 2 ft. .SUN...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 ft or less, then around 2 ft in the afternoon. Wave Detail: SE 2 ft at 2 seconds. Slight chance of showers in the afternoon. .SUN NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves around 2 ft in the evening, then 1 ft or less. Wave Detail: SE 2 ft at 2 seconds. Slight chance of showers in the evening, then chance of showers and slight chance of tstms after midnight. .MON...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. .MON NIGHT...NW winds around 10 kt. Waves 1 ft or less. Chance of showers in the evening. .TUE...W winds around 10 kt. Waves around 2 ft. .TUE NIGHT...NW winds around 10 kt. Waves around 2 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ340-230715- Peconic and Gardiners Bays- 221 PM EDT Fri Aug 22 2025 .TONIGHT...SW winds around 5 kt. Waves 1 ft or less. .SAT...SW winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds 5 to 10 kt. Waves 1 ft or less. .SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers after midnight. .MON...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. .MON NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. .TUE...W winds 5 to 10 kt. Waves 1 ft or less. .TUE NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .WED...NW winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ345-230715- South Shore Bays from Jones Inlet through Shinnecock Bay- 221 PM EDT Fri Aug 22 2025 .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .SAT...SW winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...S winds around 10 kt. Waves 1 ft or less. .SUN...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 ft or less. .SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers and slight chance of tstms after midnight. .MON...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. .MON NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Chance of showers in the evening. .TUE...W winds 5 to 10 kt. Waves 1 ft or less. .TUE NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .WED...NW winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$