Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
602 FZUS51 KOKX 161836 CWFOKX Coastal Waters Forecast National Weather Service New York NY 236 PM EDT Thu Oct 16 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-170730- 236 PM EDT Thu Oct 16 2025 .Synopsis for the Long Island and Connecticut coastal waters... High pressure will gradually build in from the west through Saturday. The high will then give way to an approaching frontal system that passes through the area Sunday night into Monday morning. Weak high pressure then briefly follows Monday afternoon into Tuesday. Another frontal system approaches and moves through towards the middle of next week. $$ ANZ350-170730- Moriches Inlet NY to Montauk Point NY out 20 nm- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .TONIGHT...N winds 20 to 25 kt, increasing to 25 to 30 kt late this evening, then diminishing to 20 to 25 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: N 6 ft at 5 seconds and E 3 ft at 9 seconds. .FRI...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 4 ft at 5 seconds and E 2 ft at 9 seconds. .FRI NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 11 seconds. .SAT...N winds 5 to 10 kt, becoming NW in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 11 seconds. .SAT NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 11 seconds. .SUN...S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: S 4 ft at 5 seconds and E 4 ft at 12 seconds. .SUN NIGHT...S winds 20 to 25 kt. Seas 5 to 7 ft, occasionally to 9 ft, building to 7 to 8 ft, occasionally to 10 ft after midnight. Showers likely. Vsby 1 to 3 nm after midnight. .MON...SW winds 20 to 25 kt. Seas 6 to 8 ft, occasionally to 10 ft. Chance of showers. Vsby 1 to 3 nm. .MON NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft, occasionally to 9 ft. Chance of showers. .TUE...W winds around 15 kt with gusts up to 20 kt. Seas 4 to 5 ft, occasionally to 6 ft. .TUE NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas around 4 ft, occasionally to 5 ft. Showers likely. $$ ANZ353-170730- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .TONIGHT...N winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: N 6 ft at 6 seconds and E 3 ft at 10 seconds. .FRI...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 4 ft at 5 seconds and E 2 ft at 9 seconds. .FRI NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 10 seconds and N 2 ft at 3 seconds. .SAT...N winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 12 seconds. .SAT NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 11 seconds. .SUN...S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: S 5 ft at 5 seconds and E 3 ft at 12 seconds. .SUN NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 8 ft, occasionally to 10 ft. Showers likely in the evening, then showers after midnight with vsby 1 to 3 nm. .MON...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft, occasionally to 10 ft. Chance of showers. .MON NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. Chance of showers. .TUE...W winds around 15 kt with gusts up to 20 kt. Seas 4 to 5 ft, occasionally to 6 ft. .TUE NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas around 4 ft, occasionally to 5 ft. Chance of showers. $$ ANZ355-170730- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON... .TONIGHT...N winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 4 ft at 5 seconds and E 3 ft at 10 seconds. .FRI...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 3 ft at 5 seconds and E 2 ft at 9 seconds. .FRI NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and NE 2 ft at 6 seconds. .SAT...N winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 3 ft. Wave Detail: E 3 ft at 12 seconds and NW 1 ft at 2 seconds. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 12 seconds and SW 2 ft at 3 seconds. .SUN...S winds 10 to 15 kt with gusts up to 20 kt, increasing to 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft, building to 4 to 6 ft, occasionally to 8 ft in the afternoon. Wave Detail: S 3 ft at 4 seconds and E 3 ft at 11 seconds, becoming S 5 ft at 5 seconds and E 3 ft at 12 seconds. .SUN NIGHT...S winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Showers likely in the evening, then showers after midnight with vsby 1 to 3 nm. .MON...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Chance of showers. .MON NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Chance of showers. .TUE NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Chance of showers. $$ ANZ332-170730- Long Island Sound East of the Mouth of the Connecticut River- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: N 2 ft at 3 seconds and E 1 ft at 9 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and E 1 ft at 9 seconds. .FRI NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 3 seconds. .SAT...N winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NE 1 ft at 3 seconds and E 1 ft at 12 seconds. .SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 12 seconds. .SUN...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and E 2 ft at 12 seconds. .SUN NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Showers likely. Vsby 1 to 3 nm after midnight. .MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Showers likely. .MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Chance of showers. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Showers likely. $$ ANZ331-170730- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt late. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NW 3 ft at 3 seconds. .FRI...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds. .FRI NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 1 ft or less. Wave Detail: N 1 ft at 2 seconds. .SAT...N winds 5 to 10 kt, becoming W in the afternoon. Seas 1 ft or less. .SAT NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. .SUN...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: S 1 ft at 2 seconds, becoming S 2 ft at 3 seconds. .SUN NIGHT...S winds 15 to 20 kt. Seas 2 to 3 ft. Showers likely in the evening, then showers after midnight with vsby 1 to 3 nm. .MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Chance of showers. .MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Chance of showers. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Showers likely. $$ ANZ335-170730- Long Island Sound West of New Haven CT/Port Jefferson NY- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds. .FRI...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 1 ft at 3 seconds. .FRI NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 1 ft or less. Wave Detail: N 1 ft at 2 seconds. .SAT...N winds 5 to 10 kt, becoming SW in the afternoon. Seas 1 ft or less. .SAT NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. .SUN...S winds 10 to 15 kt. Gusts up to 25 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: S 1 ft at 2 seconds, becoming S 2 ft at 2 seconds. .SUN NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Showers likely in the evening, then showers after midnight with vsby 1 to 3 nm. .MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Chance of showers. .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. Seas around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Chance of showers. $$ ANZ338-170730- New York Harbor- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...N winds 15 to 20 kt with gusts up to 25 kt, diminishing to 10 to 15 kt late. Waves 2 to 3 ft. .FRI...N winds 10 to 15 kt. Waves around 2 ft. .FRI NIGHT...N winds 5 to 10 kt. Waves around 2 ft in the evening, then 1 ft or less. .SAT...N winds around 5 kt, becoming SW in the afternoon. Waves 1 ft or less. .SAT NIGHT...S winds 5 to 10 kt. Waves 1 ft or less, then 1 to 2 ft after midnight. .SUN...S winds 10 to 15 kt, increasing to 15 to 20 kt with gusts up to 25 kt in the afternoon. Waves 1 to 2 ft, building to 2 to 3 ft in the afternoon. .SUN NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 4 ft, occasionally to 5 ft. Showers likely. Vsby 1 to 3 nm after midnight. .MON...W winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft. Chance of showers. .MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Chance of showers. .TUE NIGHT...SW winds 10 to 15 kt. Waves around 2 ft. Chance of showers. $$ ANZ340-170730- Peconic and Gardiners Bays- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...N winds 15 to 20 kt. Gusts up to 30 kt until early morning. Waves 2 to 3 ft. .FRI...N winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .FRI NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .SAT...N winds around 5 kt, becoming W in the afternoon. Waves 1 ft or less. .SAT NIGHT...SW winds around 5 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 15 to 20 kt. Waves 1 to 2 ft. Showers likely in the evening, then showers after midnight with vsby 1 to 3 nm. .MON...SW winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. Chance of showers. .MON NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft. Chance of showers. .TUE...W winds around 10 kt with gusts up to 20 kt. Waves 1 ft or less. .TUE NIGHT...SW winds around 10 kt. Waves 1 ft or less. Showers likely. $$ ANZ345-170730- South Shore Bays from Jones Inlet through Shinnecock Bay- 236 PM EDT Thu Oct 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT FRIDAY... .TONIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Waves around 2 ft this evening, then 1 ft or less. .FRI...N winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .FRI NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Waves 1 ft or less. .SAT...N winds 5 to 10 kt, becoming W in the afternoon. Waves 1 ft or less. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Waves 1 ft or less. .SUN NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. Showers likely. Vsby 1 to 3 nm after midnight. .MON...W winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. Chance of showers. .MON NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Waves 1 ft or less. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. $$