


Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
238 FZUS51 KOKX 191931 CWFOKX Coastal Waters Forecast National Weather Service New York NY 331 PM EDT Sat Jul 19 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-200830- 331 PM EDT Sat Jul 19 2025 .Synopsis for the Long Island and Connecticut coastal waters... A warm front lifts through late tonight into early Sunday morning. A cold front follows for Sunday afternoon and evening. High pressure builds in Monday into Tuesday, and centers over the waters Tuesday night into Wednesday. The high shifts offshore Wednesday night into Thursday. $$ ANZ350-200830- Moriches Inlet NY to Montauk Point NY out 20 nm- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. Slight chance of showers and tstms after midnight. Chance of showers and tstms late. .SUN...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 1 ft at 8 seconds. Chance of showers. Chance of tstms, mainly in the morning. .SUN NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and NW 1 ft at 3 seconds. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...N winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and S 2 ft at 6 seconds. .MON NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds and S 2 ft at 7 seconds. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and SE 2 ft at 9 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .WED...SE winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...S winds around 10 kt. Seas around 2 ft. .THU...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Winds and seas may be higher in and near tstms. $$ ANZ353-200830- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. Slight chance of showers early this evening. Chance of showers and tstms after midnight. .SUN...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 1 ft at 8 seconds. Chance of showers. Chance of tstms, mainly in the morning. .SUN NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at 5 seconds. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...N winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and S 2 ft at 6 seconds. .MON NIGHT...N winds around 10 kt, becoming NE after midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds and S 2 ft at 7 seconds. .TUE...NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds and S 1 ft at 6 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .WED...SE winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...S winds 10 to 15 kt. Seas around 2 ft. .THU...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Winds and seas may be higher in and near tstms. $$ ANZ355-200830- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 8 seconds. Slight chance of showers until early morning. Slight chance of tstms late this evening and overnight. Chance of showers late with vsby 1 to 3 nm. .SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 1 ft at 8 seconds. Slight chance of showers and tstms in the morning, then chance of showers and tstms in the afternoon. Vsby 1 to 3 nm. .SUN NIGHT...W winds around 10 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at 5 seconds. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at 5 seconds. .MON NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds and SE 2 ft at 8 seconds. .TUE...NE winds around 10 kt, becoming E in the afternoon. Seas around 2 ft. Wave Detail: NE 2 ft at 4 seconds and S 1 ft at 6 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .WED...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Winds and seas may be higher in and near tstms. $$ ANZ332-200830- Long Island Sound East of the Mouth of the Connecticut River- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 1 ft at 2 seconds. Slight chance of showers and tstms after midnight. Chance of showers and tstms late. Vsby 1 to 3 nm after midnight. .SUN...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 1 ft at 2 seconds. Chance of showers and tstms in the morning, then chance of showers and slight chance of tstms in the afternoon. Vsby 1 to 3 nm in the morning. .SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SW 1 ft at 2 seconds and SE 1 ft at 8 seconds. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...NW winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 ft or less. Wave Detail: NW 1 ft at 2 seconds. .MON NIGHT...N winds 5 to 10 kt. Seas 1 ft or less, then around 2 ft after midnight. Wave Detail: N 1 ft at 2 seconds, becoming NE 1 ft at 3 seconds. .TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 3 seconds. .TUE NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 1 ft or less. .WED...SW winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...S winds around 10 kt. Seas around 2 ft. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ331-200830- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. Slight chance of showers and tstms after midnight with vsby 1 to 3 nm. .SUN...SW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers and slight chance of tstms. Vsby 1 to 3 nm in the morning. .SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...NW winds around 10 kt. Seas 1 ft or less. Wave Detail: NW 1 ft at 2 seconds. .MON NIGHT...N winds around 10 kt. Seas 1 ft or less. Wave Detail: N 1 ft at 2 seconds. .TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TUE NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 1 ft or less. .WED...S winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...S winds around 10 kt. Seas 1 ft or less. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ335-200830- Long Island Sound West of New Haven CT/Port Jefferson NY- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. Slight chance of showers and tstms after midnight. Patchy fog late. Vsby 1 to 3 nm after midnight. .SUN...SW winds 5 to 10 kt. Seas 1 ft or less. Patchy fog in the morning. Slight chance of showers and tstms in the morning, then chance of showers and tstms in the afternoon. Vsby 1 to 3 nm. .SUN NIGHT...NW winds around 10 kt. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...NW winds around 10 kt. Seas 1 ft or less. Wave Detail: NW 1 ft at 2 seconds. .MON NIGHT...N winds around 10 kt. Seas 1 ft or less. 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...S winds 5 to 10 kt, becoming SW after midnight. Seas 1 ft or less. .WED...SE winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...S winds 10 to 15 kt. Seas 1 ft or less. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Winds and seas may be higher in and near tstms. $$ ANZ338-200830- New York Harbor- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers and tstms. Patchy fog late. Vsby 1 to 3 nm after midnight. .SUN...SW winds 5 to 10 kt. Waves 1 ft or less. Patchy fog in the morning. Slight chance of showers and tstms in the morning, then chance of showers and tstms in the afternoon. Vsby 1 to 3 nm. .SUN NIGHT...NW winds 10 to 15 kt. Waves 1 to 2 ft. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...NW winds 5 to 10 kt. Waves 1 ft or less. .MON NIGHT...N winds around 10 kt. Waves 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Waves 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TUE NIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Waves 1 to 2 ft in the evening, then 1 ft or less. .WED...SE winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft. .WED NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ340-200830- Peconic and Gardiners Bays- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers and tstms after midnight. Patchy fog late with vsby 1 to 3 nm. .SUN...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog in the morning. Chance of showers and slight chance of tstms. Vsby 1 to 3 nm in the morning. .SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...NW winds 5 to 10 kt. Waves 1 ft or less. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Waves 1 ft or less. .TUE NIGHT...S winds around 5 kt. Waves 1 ft or less. .WED...SW winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. .THU...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Winds and waves may be higher in and near tstms. $$ ANZ345-200830- South Shore Bays from Jones Inlet through Shinnecock Bay- 331 PM EDT Sat Jul 19 2025 .TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers this evening. Chance of showers and tstms after midnight with vsby 1 to 3 nm. .SUN...SW winds 5 to 10 kt. Waves 1 ft or less. Slight chance of showers and tstms in the morning, then chance of showers and slight chance of tstms in the afternoon. Vsby 1 to 3 nm in the morning. .SUN NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Waves 1 ft or less. Chance of showers and tstms in the evening with vsby 1 to 3 nm. .MON...NW winds around 10 kt. Waves 1 ft or less. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Waves 1 ft or less. .TUE NIGHT...S winds 5 to 10 kt, diminishing to around 5 kt after midnight. Waves 1 ft or less. .WED...SE winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. .THU...SW winds 10 to 15 kt with gusts up to 25 kt. Waves 1 to 2 ft. .THU NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft. Winds and waves may be higher in and near tstms. $$