Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
032 FZUS51 KOKX 071348 CWFOKX Coastal Waters Forecast National Weather Service New York NY 848 AM EST Sun Dec 7 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-080215- 848 AM EST Sun Dec 7 2025 .Synopsis for the Long Island and Connecticut coastal waters... Weak high pressure builds in today. A strong cold front moves through tonight, ushering in a high pressure system for Monday into Tuesday. A couple of low pressure systems may impact the area mid to late week. $$ ANZ350-080215- Moriches Inlet NY to Montauk Point NY out 20 nm- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...N winds 5 to 10 kt, becoming SW this afternoon. Seas around 3 ft. Wave Detail: SE 3 ft at 9 seconds and W 2 ft at 4 seconds. .TONIGHT...W winds 15 to 20 kt, becoming NW 20 to 25 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: SW 5 ft at 6 seconds and E 3 ft at 9 seconds. .MON...N winds 25 to 30 kt, diminishing to 20 to 25 kt in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: N 5 ft at 5 seconds and E 2 ft at 9 seconds. .MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: NE 4 ft at 5 seconds and E 1 ft at 8 seconds. .TUE...NW winds around 5 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and NE 2 ft at 5 seconds. .TUE NIGHT...SW winds 25 to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft, building to 7 to 9 ft, occasionally to 11 ft after midnight. Wave Detail: SW 7 ft at 6 seconds and E 1 ft at 5 seconds, becoming SW 9 ft at 7 seconds and E 1 ft at 9 seconds. .WED...SW winds 25 to 30 kt. Seas 8 to 11 ft, occasionally to 14 ft. Chance of rain. .WED NIGHT...W winds 25 to 30 kt. Seas 9 to 13 ft, occasionally to 17 ft. Chance of rain. .THU...W winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 9 ft, occasionally to 11 ft. .THU NIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft, occasionally to 8 ft. Chance of rain and snow. Vsby 1 to 3 nm. $$ ANZ353-080215- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...N winds 5 to 10 kt, becoming W early this afternoon, then becoming SW 10 to 15 kt late. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and SE 2 ft at 9 seconds. .TONIGHT...W winds 15 to 20 kt, becoming NW 20 to 25 kt with gusts up to 30 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: SW 4 ft at 6 seconds and E 3 ft at 9 seconds. .MON...N winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: N 5 ft at 5 seconds and E 2 ft at 9 seconds. .MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: NE 4 ft at 5 seconds and E 1 ft at 8 seconds. .TUE...E winds around 5 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 5 seconds. .TUE NIGHT...SW winds 25 to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft, building to 6 to 8 ft, occasionally to 10 ft after midnight. Wave Detail: SW 6 ft at 6 seconds and E 1 ft at 5 seconds, becoming SW 7 ft at 7 seconds and E 1 ft at 9 seconds. .WED...SW winds 25 to 30 kt. Seas 8 to 11 ft, occasionally to 14 ft. Chance of rain. .WED NIGHT...W winds 25 to 30 kt. Seas 8 to 11 ft, occasionally to 14 ft. Chance of rain. .THU...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft, occasionally to 10 ft. .THU NIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft, occasionally to 8 ft. Chance of rain and snow. Vsby 1 to 3 nm. $$ ANZ355-080215- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...NW winds around 10 kt, diminishing to around 5 kt late this morning, then becoming W this afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 9 seconds. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 20 to 25 kt with gusts up to 30 kt after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: W 4 ft at 4 seconds and SE 2 ft at 9 seconds. .MON...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 4 ft at 4 seconds and SE 2 ft at 9 seconds. .MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NE 3 ft at 4 seconds and E 1 ft at 8 seconds. .TUE...E winds around 5 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 2 seconds and E 2 ft at 5 seconds. .TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: SW 5 ft at 6 seconds and E 1 ft at 5 seconds. .WED...SW winds 25 to 30 kt. Seas 5 to 8 ft, occasionally to 10 ft. Chance of rain. .WED NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 9 ft, occasionally to 11 ft. Chance of rain. .THU...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. .THU NIGHT...W winds around 15 kt with gusts up to 20 kt. Seas 3 to 5 ft, occasionally to 6 ft. Chance of rain and snow. Vsby 1 to 3 nm. $$ ANZ332-080215- Long Island Sound East of the Mouth of the Connecticut River- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...NW winds 5 to 10 kt, becoming SW this afternoon. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and W 1 ft at 2 seconds. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 3 seconds and E 2 ft at 8 seconds. .MON...N winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and E 1 ft at 8 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: N 1 ft at 3 seconds. .TUE...W winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: NE 1 ft at 2 seconds, becoming SW 2 ft at 3 seconds. .TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: SW 3 ft at 4 seconds. .WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft, occasionally to 5 ft. Chance of rain. .WED NIGHT...SW winds 20 to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Chance of rain. .THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$ ANZ331-080215- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...N winds 5 to 10 kt, becoming SW this afternoon. Seas 1 ft or less. Wave Detail: NW 1 ft at 3 seconds. .TONIGHT...W winds 10 to 15 kt, becoming NW 20 to 25 kt after midnight. Seas 1 to 2 ft, building to 2 to 3 ft after midnight. Wave Detail: W 2 ft at 3 seconds, becoming W 3 ft at 4 seconds. .MON...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NW 3 ft at 4 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 1 to 2 ft. Wave Detail: N 1 ft at 3 seconds. .TUE...W winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 ft or less, then 1 to 2 ft in the afternoon. Wave Detail: SW 2 ft at 3 seconds. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Chance of rain. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Chance of rain. .THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. .THU NIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Chance of snow. Vsby 1 to 3 nm. $$ ANZ335-080215- Long Island Sound West of New Haven CT/Port Jefferson NY- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...N winds around 5 kt, becoming SW this afternoon. Seas 1 ft or less. .TONIGHT...W winds 10 to 15 kt, becoming NW 20 to 25 kt after midnight. Seas 1 to 2 ft. Wave Detail: W 2 ft at 3 seconds. .MON...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds. .MON NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft in the evening, then 1 ft or less. Wave Detail: NE 1 ft at 3 seconds. .TUE...W winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 3 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Chance of rain. Vsby 1 to 3 nm. .WED NIGHT...SW winds 20 to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Chance of rain. .THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .THU NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Chance of rain and snow. Vsby 1 to 3 nm. $$ ANZ338-080215- New York Harbor- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...NW winds 5 to 10 kt, becoming W this afternoon. Waves 1 to 2 ft this morning, then 1 ft or less. .TONIGHT...W winds 10 to 15 kt, becoming NW 15 to 20 kt with gusts up to 25 kt after midnight. Waves 1 to 2 ft. .MON...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Waves around 2 ft. .MON NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Waves around 2 ft. .TUE...W winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 ft or less. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 1 to 2 ft. Wave Detail: SW 2 ft at 2 seconds. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft. Chance of rain. Vsby 1 to 3 nm. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft. .THU...W winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft. .THU NIGHT...W winds 10 to 15 kt. Waves 1 to 2 ft. Chance of rain and snow. Vsby 1 to 3 nm. $$ ANZ340-080215- Peconic and Gardiners Bays- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...N winds 5 to 10 kt, becoming SW this afternoon. Waves 1 ft or less. .TONIGHT...W winds 10 to 15 kt, becoming NW 15 to 25 kt after midnight. Waves 1 ft or less, then 1 to 2 ft after midnight. .MON...NW winds 15 to 20 kt, becoming N 10 to 15 kt in the afternoon. Gusts up to 30 kt. Waves around 2 ft. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves 1 to 2 ft in the evening, then 1 ft or less. .TUE...W winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 ft or less. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 1 to 2 ft. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 1 to 2 ft. Chance of rain. .WED NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. Chance of rain. .THU...W winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. $$ ANZ345-080215- South Shore Bays from Jones Inlet through Shinnecock Bay- 848 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...NW winds 5 to 10 kt, becoming SW this afternoon. Waves 1 ft or less. .TONIGHT...W winds 10 to 15 kt, becoming NW 15 to 25 kt after midnight. Waves 1 ft or less. .MON...N winds 15 to 20 kt with gusts up to 30 kt. Waves 1 ft or less. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves 1 ft or less. .TUE...NE winds around 5 kt, becoming SW 15 to 20 kt in the afternoon. Waves 1 ft or less. .TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Waves 1 to 2 ft. .WED...SW winds 20 to 25 kt with gusts up to 30 kt. Waves 1 to 2 ft. Chance of rain. .WED NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Waves around 2 ft. Chance of rain. .THU...W winds 15 to 20 kt with gusts up to 25 kt. Waves 1 ft or less. .THU NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of rain and snow. Vsby 1 to 3 nm. $$