


Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
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385 FZUS51 KOKX 181905 CWFOKX Coastal Waters Forecast National Weather Service New York NY 305 PM EDT Fri Apr 18 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-190730- 305 PM EDT Fri Apr 18 2025 .Synopsis for the Long Island and Connecticut coastal waters... A warm front moves north of the area tonight, with a cold front moving through Saturday evening. High pressure builds over the northeast Sunday into Monday. A frontal system then moves across the region Monday night into Tuesday. High pressure returns for Wednesday and Thursday with potential of another frontal system for the end of next week. $$ ANZ350-190730- Moriches Inlet NY to Montauk Point NY out 20 nm- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EDT THIS EVENING THROUGH SUNDAY MORNING... .TONIGHT...S winds 15 to 20 kt, becoming SW 20 to 25 kt after midnight. Seas 5 to 7 ft, occasionally to 9 ft. Wave Detail: S 7 ft at 7 seconds. .SAT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 9 ft, occasionally to 11 ft. Wave Detail: SW 8 ft at 7 seconds. .SAT NIGHT...SW winds 20 to 25 kt, becoming W 15 to 20 kt after midnight. Seas 7 to 9 ft, occasionally to 11 ft, subsiding to 5 to 7 ft, occasionally to 9 ft after midnight. Wave Detail: S 8 ft at 8 seconds, becoming S 7 ft at 8 seconds. Slight chance of showers. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: S 5 ft at 8 seconds. .SUN NIGHT...NW winds around 10 kt, becoming N after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 4 ft at 7 seconds. .MON...NE winds around 5 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. .MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Chance of showers after midnight. .TUE...SW winds 15 to 20 kt. Seas 3 to 5 ft, occasionally to 6 ft. Chance of showers. .TUE NIGHT...W winds 15 to 20 kt. Seas 3 to 5 ft, occasionally to 6 ft. .WED...W winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. $$ ANZ353-190730- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EDT THIS EVENING THROUGH SUNDAY MORNING... .TONIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 5 ft, occasionally to 6 ft, building to 5 to 7 ft, occasionally to 9 ft after midnight. Wave Detail: S 5 ft at 6 seconds and SE 1 ft at 9 seconds, becoming S 6 ft at 6 seconds. .SAT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 8 ft, occasionally to 10 ft. Wave Detail: S 7 ft at 7 seconds. .SAT NIGHT...SW winds 20 to 25 kt, becoming W 15 to 20 kt after midnight. Seas 6 to 7 ft, occasionally to 9 ft, subsiding to 4 to 6 ft, occasionally to 8 ft after midnight. Wave Detail: S 7 ft at 7 seconds, becoming S 6 ft at 7 seconds. Slight chance of showers. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: S 5 ft at 8 seconds and W 2 ft at 4 seconds. .SUN NIGHT...NW winds 5 to 10 kt, becoming NE after midnight. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 7 seconds and W 1 ft at 4 seconds. .MON...E winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and SE 1 ft at 3 seconds. .MON NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Chance of showers after midnight. .TUE...SW winds around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Chance of showers. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. .WED...W winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. $$ ANZ355-190730- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING... .TONIGHT...S winds 20 to 25 kt, becoming SW 15 to 20 kt late. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: S 5 ft at 5 seconds. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: S 6 ft at 7 seconds. .SAT NIGHT...SW winds 15 to 20 kt, becoming W after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: S 6 ft at 7 seconds and W 2 ft at 4 seconds. Slight chance of showers. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 4 ft at 7 seconds and NW 2 ft at 4 seconds. .SUN NIGHT...NW winds 5 to 10 kt, becoming NE after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and NW 1 ft at 3 seconds. .MON...E winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 6 seconds and E 1 ft at 3 seconds. .MON NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Chance of showers. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Chance of showers. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. .WED...W winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. $$ ANZ332-190730- Long Island Sound East of the Mouth of the Connecticut River- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 ft at 8 seconds. .SAT NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 ft at 9 seconds. Slight chance of showers. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and SE 1 ft at 9 seconds. .SUN NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds. .MON...NE winds around 5 kt, becoming S in the afternoon. Seas 1 ft or less. Wave Detail: SE 1 ft at 2 seconds. .MON NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Chance of showers after midnight. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Chance of showers. .TUE NIGHT...W winds 10 to 15 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. $$ ANZ331-190730- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds. .SAT...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds. Slight chance of showers in the evening. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds. .SUN NIGHT...N winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: NW 1 ft at 3 seconds. .MON...NE winds around 5 kt, becoming SE in the afternoon. Seas 1 ft or less. Wave Detail: SE 1 ft at 2 seconds. .MON NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or less. Chance of showers. .TUE NIGHT...W winds 10 to 15 kt. Seas around 2 ft. .WED...W winds around 5 kt. Seas 1 ft or less. .WED NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. $$ ANZ335-190730- Long Island Sound West of New Haven CT/Port Jefferson NY- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...S winds 15 to 20 kt, becoming SW 10 to 15 kt late this evening and overnight. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds. .SAT...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 2 seconds. .SAT NIGHT...SW winds 10 to 15 kt, becoming W after midnight. Gusts up to 25 kt. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds. Slight chance of showers and tstms in the evening. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft in the morning, then 1 ft or less. Wave Detail: NW 1 ft at 3 seconds, becoming NW 1 ft at 2 seconds. .SUN NIGHT...N winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: NW 1 ft at 2 seconds. .MON...E winds around 5 kt, becoming SE in the afternoon. Seas 1 ft or less. .MON NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Chance of showers. .TUE NIGHT...NW winds 10 to 15 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ338-190730- New York Harbor- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...S winds 15 to 20 kt, diminishing to 10 to 15 kt late this evening and overnight. Waves 2 to 3 ft. Wave Detail: S 2 ft at 2 seconds. .SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft. Wave Detail: SW 1 ft at 2 seconds. .SAT NIGHT...W winds around 15 kt, becoming NW after midnight. Gusts up to 25 kt. Waves around 2 ft. Slight chance of showers in the evening. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Wave Detail: NW 1 ft at 2 seconds. .SUN NIGHT...N winds 5 to 10 kt, becoming NE after midnight. Waves 1 ft or less. .MON...E winds 5 to 10 kt, becoming SE in the afternoon. Waves 1 ft or less. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .TUE NIGHT...NW winds 10 to 15 kt. Waves around 2 ft. .WED...W winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ340-190730- Peconic and Gardiners Bays- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Waves 1 ft or less. .SAT...SW winds around 15 kt with gusts up to 25 kt. Waves 1 ft or less. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt, becoming W after midnight. Waves 1 ft or less. Slight chance of showers. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .SUN NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .MON...NE winds around 5 kt, becoming SE in the afternoon. Waves 1 ft or less. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers after midnight. .TUE...SW winds around 10 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. .TUE NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. .WED...W winds around 5 kt. Waves 1 ft or less. .WED NIGHT...SW winds around 5 kt. Waves 1 ft or less. $$ ANZ345-190730- South Shore Bays from Jones Inlet through Shinnecock Bay- 305 PM EDT Fri Apr 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Waves 1 ft or less. .SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Waves 1 ft or less. .SAT NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Waves 1 ft or less. Slight chance of showers. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .SUN NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .MON...E winds around 5 kt, becoming SE in the afternoon. Waves 1 ft or less. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .WED...W winds around 5 kt. Waves 1 ft or less. .WED NIGHT...S winds around 5 kt. Waves 1 ft or less. $$