Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
837 FZUS51 KOKX 072028 CWFOKX Coastal Waters Forecast National Weather Service New York NY 428 PM EDT Tue Oct 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 ANZ300-080915- 428 PM EDT Tue Oct 7 2025 .Synopsis for the Long Island and Connecticut coastal waters... A cold front swings through during the first half of Wednesday. A large dome of high pressure builds Wednesday night into Thursday. Canadian high pressure settles over the area for the end of the week, and slides offshore over the weekend. $$ ANZ350-080915- Moriches Inlet NY to Montauk Point NY out 20 nm- 428 PM EDT Tue Oct 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH THURSDAY AFTERNOON... .TONIGHT...SW winds 15 to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft, building to 4 to 6 ft, occasionally to 8 ft after midnight. Wave Detail: SW 4 ft at 5 seconds and SE 1 ft at 9 seconds, becoming SW 6 ft at 6 seconds and SE 1 ft at 9 seconds. Slight chance of showers after midnight. Chance of showers late. .WED...SW winds 15 to 20 kt, becoming NW in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: SW 6 ft at 6 seconds and SE 1 ft at 9 seconds. Isolated tstms. Showers. Vsby 1 to 3 nm. .WED NIGHT...N winds 20 to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: N 5 ft at 6 seconds. Slight chance of showers in the evening. .THU...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: NE 5 ft at 6 seconds and W 2 ft at 6 seconds. .THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NE 3 ft at 7 seconds. .FRI...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: E 3 ft at 6 seconds. .FRI NIGHT...SW winds around 5 kt. Seas around 2 ft. .SAT...E winds around 5 kt. Seas around 2 ft. .SAT NIGHT...E winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. .SUN...NE winds 25 to 30 kt. Seas 7 to 10 ft, occasionally to 13 ft. Chance of rain. .SUN NIGHT...NE winds 25 to 35 kt. Seas 11 to 15 ft, occasionally to 19 ft. Chance of rain. Winds and seas may be higher in and near tstms. $$ ANZ353-080915- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 428 PM EDT Tue Oct 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...S winds 15 to 20 kt, becoming SW 20 to 25 kt late. Seas 3 to 5 ft, occasionally to 6 ft, building to 5 to 6 ft, occasionally to 8 ft after midnight. Wave Detail: S 4 ft at 5 seconds and SE 2 ft at 10 seconds, becoming S 6 ft at 6 seconds and SE 1 ft at 10 seconds. Slight chance of showers after midnight. Chance of showers late. .WED...SW winds 20 to 25 kt, becoming NW 15 to 20 kt in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: SW 6 ft at 6 seconds and SE 1 ft at 10 seconds. Isolated tstms. Showers. Vsby 1 to 3 nm. .WED NIGHT...N winds 20 to 25 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: SW 5 ft at 6 seconds and NE 5 ft at 9 seconds. Slight chance of showers in the evening. .THU...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: NE 5 ft at 6 seconds and W 2 ft at 5 seconds. .THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NE 4 ft at 7 seconds. .FRI...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: E 3 ft at 8 seconds. .FRI NIGHT...SW winds around 5 kt. Seas around 2 ft. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. .SUN...NE winds 25 to 30 kt. Seas 8 to 11 ft, occasionally to 14 ft. Chance of rain. .SUN NIGHT...NE winds 25 to 35 kt. Seas 11 to 15 ft, occasionally to 19 ft. Chance of rain. Winds and seas may be higher in and near tstms. $$ ANZ355-080915- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 428 PM EDT Tue Oct 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft, occasionally to 6 ft. Wave Detail: S 5 ft at 5 seconds and SE 1 ft at 10 seconds. Slight chance of showers late this evening. Chance of showers after midnight. .WED...SW winds 15 to 20 kt, becoming N in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: SW 5 ft at 6 seconds and SE 2 ft at 9 seconds. Showers with isolated tstms in the morning, then showers in the afternoon. Vsby 1 to 3 nm in the morning. .WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 4 ft at 5 seconds and E 4 ft at 9 seconds. .THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: N 4 ft at 5 seconds. .THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: NE 3 ft at 7 seconds. .FRI...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. .SUN...NE winds 25 to 30 kt. Seas 6 to 9 ft, occasionally to 11 ft. Chance of rain. .SUN NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to 13 ft, occasionally to 17 ft. Chance of rain. Winds and seas may be higher in and near tstms. $$ ANZ332-080915- Long Island Sound East of the Mouth of the Connecticut River- 428 PM EDT Tue Oct 7 2025 .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. Slight chance of showers after midnight. Chance of showers late. .WED...SW winds 15 to 20 kt, becoming NW 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 ft at 6 seconds. Isolated tstms. Showers. Vsby 1 to 3 nm. .WED NIGHT...N winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds. Slight chance of showers in the evening. .THU...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 4 seconds. .THU NIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 3 seconds. .FRI...NE winds around 5 kt, becoming S in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 5 seconds. .FRI NIGHT...SW winds around 5 kt. Seas 1 ft or less. .SAT...SW winds around 5 kt. Seas 1 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. .SUN...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. .SUN NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Chance of rain. Winds and seas may be higher in and near tstms. $$ ANZ331-080915- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 428 PM EDT Tue Oct 7 2025 .TONIGHT...S winds 10 to 15 kt, becoming SW 15 to 20 kt late this evening and overnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds. Slight chance of showers late this evening. Chance of showers after midnight, then showers likely late. .WED...SW winds around 15 kt, becoming N in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds. Showers with isolated tstms. Vsby 1 to 3 nm in the morning. .WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 3 seconds. .THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds. .THU NIGHT...NE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: NE 1 ft at 3 seconds. .FRI...NE winds around 5 kt, becoming S in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .FRI NIGHT...SW winds around 5 kt. Seas 1 ft or less. .SAT...NE winds around 5 kt. Seas 1 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 1 ft or less. .SUN...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .SUN NIGHT...NE winds 20 to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Chance of rain. Winds and seas may be higher in and near tstms. $$ ANZ335-080915- Long Island Sound West of New Haven CT/Port Jefferson NY- 428 PM EDT Tue Oct 7 2025 .TONIGHT...S winds 10 to 15 kt, becoming SW 15 to 20 kt late this evening and overnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds. Slight chance of showers late this evening. Chance of showers after midnight, then showers likely late. .WED...W winds around 15 kt, becoming N in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds. Showers with isolated tstms. Vsby 1 to 3 nm in the morning. .WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: N 1 ft at 3 seconds. .THU...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. .THU NIGHT...NE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: NE 1 ft at 3 seconds. .FRI...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 3 seconds. .FRI NIGHT...SW winds around 5 kt. Seas 1 ft or less. .SAT...NE winds around 5 kt. Seas 1 ft or less. .SAT NIGHT...NE winds 10 to 15 kt. Seas 1 ft or less. .SUN...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .SUN NIGHT...NE winds 20 to 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Chance of rain. Winds and seas may be higher in and near tstms. $$ ANZ338-080915- New York Harbor- 428 PM EDT Tue Oct 7 2025 .TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Wave Detail: S 1 ft at 2 seconds. Slight chance of showers late this evening. Chance of showers after midnight, then showers likely late. .WED...W winds 10 to 15 kt, becoming N in the afternoon. Waves around 2 ft. Wave Detail: SW 1 ft at 2 seconds. Showers with isolated tstms in the morning, then showers likely in the afternoon. Vsby 1 to 3 nm in the morning. .WED NIGHT...N winds 15 to 20 kt. Waves around 2 ft. .THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Waves around 2 ft. Wave Detail: NE 1 ft at 3 seconds. .THU NIGHT...NE winds 5 to 10 kt. Waves around 2 ft. Wave Detail: NE 1 ft at 3 seconds. .FRI...NE winds 5 to 10 kt, becoming SE in the afternoon. Waves around 2 ft in the morning, then 1 ft or less. Wave Detail: NE 1 ft at 3 seconds, becoming E 1 ft at 3 seconds. .FRI NIGHT...S winds 5 to 10 kt, becoming W after midnight. Waves 1 ft or less. .SAT...NE winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...NE winds 10 to 15 kt. Waves 1 to 2 ft. .SUN...NE winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 4 ft, occasionally to 5 ft. .SUN NIGHT...NE winds 20 to 25 kt. Waves 2 to 4 ft, occasionally to 5 ft. Chance of rain. Winds and waves may be higher in and near tstms. $$ ANZ340-080915- Peconic and Gardiners Bays- 428 PM EDT Tue Oct 7 2025 .TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers after midnight. .WED...SW winds 10 to 15 kt, becoming NW in the afternoon. Waves 1 ft or less. Isolated tstms. Showers. Vsby 1 to 3 nm. .WED NIGHT...N winds 15 to 20 kt. Waves around 2 ft. Slight chance of showers in the evening. .THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Waves around 2 ft. .THU NIGHT...NE winds 5 to 10 kt. Waves 1 ft or less. .FRI...NE winds around 5 kt, becoming S in the afternoon. Waves 1 ft or less. .FRI NIGHT...SW winds around 5 kt. Waves 1 ft or less. .SAT...E winds around 5 kt. Waves 1 ft or less. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft or less. .SUN...NE winds 15 to 20 kt with gusts up to 30 kt. Waves around 2 ft. Chance of rain. .SUN NIGHT...NE winds 20 to 25 kt. Waves 2 to 4 ft. Chance of rain. Winds and waves may be higher in and near tstms. $$ ANZ345-080915- South Shore Bays from Jones Inlet through Shinnecock Bay- 428 PM EDT Tue Oct 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Waves 1 ft or less. Slight chance of showers late this evening. Chance of showers after midnight. .WED...SW winds 15 to 20 kt, becoming NW 10 to 15 kt in the afternoon. Waves 1 ft or less. Isolated tstms. Showers. Vsby 1 to 3 nm. .WED NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Waves 1 ft or less. .THU...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Waves 1 ft or less. .THU NIGHT...NE winds 5 to 10 kt. Waves 1 ft or less. .FRI...NE winds around 5 kt, becoming SE in the afternoon. Waves 1 ft or less. .FRI NIGHT...SW winds around 5 kt. Waves 1 ft or less. .SAT...NE winds around 5 kt. Waves 1 ft or less. .SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .SUN...NE winds 20 to 25 kt with gusts up to 30 kt. Waves 1 to 2 ft. .SUN NIGHT...NE winds 25 to 30 kt. Waves around 2 ft. Chance of rain. Winds and waves may be higher in and near tstms. $$