Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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135 FZUS51 KOKX 121846 CWFOKX Coastal Waters Forecast National Weather Service New York NY 146 PM EST Fri Dec 12 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-130730- 146 PM EST Fri Dec 12 2025 .Synopsis for the Long Island and Connecticut coastal waters... Weak high pressure gradually shifts offshore tonight into the day on Saturday. A strong cold front then approaches Saturday night with an area of low pressure passing south and east of the waters as the front pushes offshore during the day on Sunday. High pressure will generally be in control through the middle of next week except for a series of frontal systems passing to the north of the area. A frontal system is then expected to move into the area during the Thursday to Friday timeframe. $$ ANZ350-130730- Moriches Inlet NY to Montauk Point NY out 20 nm- 146 PM EST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... .REST OF TODAY...W winds 20 to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: W 6 ft at 6 seconds. .TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft, subsiding to 2 to 3 ft after midnight. Wave Detail: W 5 ft at 6 seconds, becoming W 3 ft at 5 seconds. .SAT...SW winds 15 to 20 kt with occasional gusts up to 25 kt. Seas 2 to 3 ft, building to 3 to 5 ft, occasionally to 6 ft in the afternoon. Wave Detail: SW 3 ft at 5 seconds and S 1 ft at 8 seconds, becoming SW 5 ft at 6 seconds. .SAT NIGHT...W winds 15 to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: SW 4 ft at 6 seconds. Chance of rain and snow in the evening, then rain and snow after midnight. Vsby 1 to 3 nm, decreasing to less than 1 nm after midnight. .SUN...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NW 4 ft at 4 seconds. Snow and slight chance of rain in the morning, then slight chance of snow in the afternoon. Vsby less than 1 nm, increasing to 1 to 3 nm in the afternoon. .SUN NIGHT...NW winds 25 to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: NW 6 ft at 5 seconds and SE 1 ft at 8 seconds. .MON...NW winds 25 to 30 kt, diminishing to 20 to 25 kt in the afternoon. Seas 5 to 7 ft, occasionally to 9 ft. .MON NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. .TUE...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. .TUE NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. .WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. .WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. $$ ANZ353-130730- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 146 PM EST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... .REST OF TODAY...W winds around 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: W 5 ft at 5 seconds and S 1 ft at 8 seconds. .TONIGHT...W winds 15 to 20 kt with occasional gusts up to 25 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: W 4 ft at 5 seconds and S 1 ft at 8 seconds. .SAT...SW winds 15 to 20 kt with occasional gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: SW 4 ft at 5 seconds. .SAT NIGHT...W winds 15 to 20 kt, becoming NW around 10 kt after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: SW 4 ft at 6 seconds. Chance of rain and snow in the evening, then rain and snow after midnight. Vsby 1 to 3 nm. .SUN...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NW 4 ft at 4 seconds and SE 1 ft at 7 seconds. Snow, mainly in the morning. Vsby less than 1 nm, increasing to 1 to 3 nm in the afternoon. .SUN NIGHT...NW winds 25 to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: NW 6 ft at 5 seconds and S 1 ft at 8 seconds. .MON...NW winds 25 to 30 kt, diminishing to 15 to 20 kt in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. .MON NIGHT...W winds 20 to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. .TUE...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. .TUE NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. .WED...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. .WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. $$ ANZ355-130730- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 146 PM EST Fri Dec 12 2025 .REST OF TODAY...W winds 15 to 20 kt with occasional gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: W 3 ft at 4 seconds and S 1 ft at 8 seconds. .TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and S 1 ft at 8 seconds. .SAT...SW winds 15 to 20 kt with occasional gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds. .SAT NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds. Chance of rain and snow in the evening, then snow and slight chance of rain after midnight. Vsby 1 to 3 nm, decreasing to less than 1 nm after midnight. .SUN...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NW 4 ft at 4 seconds and SE 1 ft at 8 seconds. Snow likely, mainly in the morning. Vsby less than 1 nm, increasing to 1 to 3 nm in the afternoon. .SUN NIGHT...NW winds around 25 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: NW 5 ft at 5 seconds and SE 1 ft at 8 seconds. .MON...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. .MON NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. .TUE...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. .WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. $$ ANZ332-130730- Long Island Sound East of the Mouth of the Connecticut River- 146 PM EST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... .REST OF TODAY...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds. .TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: SW 1 ft at 4 seconds, becoming SW 2 ft at 3 seconds. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds. Chance of rain and snow in the evening, then snow and slight chance of rain after midnight. Vsby 1 to 3 nm. .SUN...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: NW 1 ft at 2 seconds, becoming NW 2 ft at 3 seconds. Snow likely, mainly in the morning. Vsby less than 1 nm, increasing to 1 to 3 nm in the afternoon. .SUN NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NW 3 ft at 4 seconds. .MON...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. .MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$ ANZ331-130730- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 146 PM EST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... .REST OF TODAY...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds. .TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: W 1 ft at 3 seconds, becoming SW 2 ft at 3 seconds. .SAT NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft in the evening, then 1 ft or less. Wave Detail: W 2 ft at 3 seconds, becoming W 1 ft at 3 seconds. Chance of snow and rain in the evening, then snow after midnight. Vsby 1 to 3 nm, decreasing to less than 1 nm after midnight. .SUN...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 1 ft or less, then 2 to 3 ft in the afternoon. Wave Detail: NW 1 ft at 3 seconds, becoming NW 3 ft at 3 seconds. Snow likely in the morning. Vsby less than 1 nm in the morning. .SUN NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: NW 4 ft at 4 seconds. .MON...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. .MON NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. .TUE...W winds 10 to 15 kt. Seas 2 to 3 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas 1 ft or less. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft. .WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. $$ ANZ335-130730- Long Island Sound West of New Haven CT/Port Jefferson NY- 146 PM EST Fri Dec 12 2025 .REST OF TODAY...W winds 15 to 20 kt with occasional gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds. .TONIGHT...W winds 15 to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft in the evening, then 1 ft or less. Wave Detail: W 2 ft at 3 seconds, becoming W 1 ft at 3 seconds. .SAT...SW winds 10 to 15 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 2 seconds. .SAT NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 1 ft or less. Wave Detail: SW 1 ft at 3 seconds. Chance of snow and rain in the evening, then snow after midnight. Vsby 1 to 3 nm, decreasing to less than 1 nm after midnight. .SUN...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: NW 1 ft at 2 seconds, becoming NW 2 ft at 2 seconds. Chance of snow in the morning with vsby 1 to 3 nm. .SUN NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 3 seconds. .MON...NW winds 20 to 25 kt, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. .MON NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas 1 ft or less. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .WED NIGHT...W winds 10 to 15 kt. Seas 1 to 2 ft. $$ ANZ338-130730- New York Harbor- 146 PM EST Fri Dec 12 2025 .REST OF TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Wave Detail: W 1 ft at 2 seconds. .TONIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Waves 1 ft or less. Wave Detail: W 1 ft at 2 seconds. .SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 ft or less. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. Chance of snow and rain in the evening, then snow after midnight. Vsby 1 to 3 nm, decreasing to less than 1 nm after midnight. .SUN...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Waves 1 ft or less, then around 2 ft in the afternoon. Wave Detail: NW 1 ft at 2 seconds, becoming NW 2 ft at 2 seconds. Chance of snow in the morning with vsby 1 to 3 nm. .SUN NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Waves around 2 ft. Wave Detail: NW 2 ft at 2 seconds. .MON...NW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Waves around 2 ft. .MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .WED...SW winds 5 to 10 kt with gusts up to 20 kt. Waves 1 ft or less. .WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ340-130730- Peconic and Gardiners Bays- 146 PM EST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... .REST OF TODAY...W winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. .TONIGHT...W 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. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .SAT NIGHT...W winds 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Waves 1 ft or less. Chance of rain and snow in the evening, then snow and slight chance of rain after midnight. Vsby 1 to 3 nm, decreasing to less than 1 nm after midnight. .SUN...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Waves 1 ft or less. Snow, mainly in the morning. Vsby less than 1 nm, increasing to 1 to 3 nm in the afternoon. .SUN NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Waves 2 to 3 ft. .MON...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Waves 2 to 3 ft. .MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .TUE NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 1 to 2 ft. .WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. $$ ANZ345-130730- South Shore Bays from Jones Inlet through Shinnecock Bay- 146 PM EST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... .REST OF TODAY...W winds 15 to 20 kt with gusts up to 25 kt. Waves 1 ft or less. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves 1 ft or less. .SAT...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Waves 1 ft or less. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Waves 1 ft or less. Chance of rain and snow in the evening, then snow and slight chance of rain after midnight. Vsby 1 to 3 nm, decreasing to less than 1 nm after midnight. .SUN...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Waves 1 ft or less. Snow likely in the morning. Vsby less than 1 nm in the morning. .SUN NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Waves 1 ft or less. .MON...NW winds 15 to 20 kt with gusts up to 25 kt. Waves 1 ft or less. .MON NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Waves 1 ft or less. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .WED...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 1 ft or less. .WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. $$