Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
181 FZUS51 KOKX 301817 CWFOKX Coastal Waters Forecast National Weather Service New York NY 217 PM EDT Mon Jun 30 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-010730- 217 PM EDT Mon Jun 30 2025 .Synopsis for the Long Island and Connecticut coastal waters... A warm front lifts north across the area tonight, followed by a cold front Tuesday night into Wednesday morning. A cold front approaches Thursday and moves through the area Thursday evening followed by high pressure building into the area through the weekend. Another frontal system may impact the area early next week. $$ ANZ350-010730- Moriches Inlet NY to Montauk Point NY out 20 nm- 217 PM EDT Mon Jun 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH LATE TUESDAY NIGHT... .TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds and S 1 ft at 5 seconds. Slight chance of showers and tstms after midnight. Chance of showers and slight chance of tstms late. .TUE...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft, building to 4 to 6 ft, occasionally to 8 ft in the afternoon. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds, becoming S 6 ft at 7 seconds. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: SW 6 ft at 7 seconds and E 1 ft at 8 seconds. Showers and tstms likely. Vsby 1 to 3 nm. .WED...SW winds 5 to 10 kt. Seas 4 to 5 ft, occasionally to 6 ft. Wave Detail: S 5 ft at 7 seconds and E 1 ft at 10 seconds. Tstms likely with slight chance of showers in the morning, then slight chance of showers in the afternoon. Vsby 1 to 3 nm in the morning. .WED NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 4 ft at 8 seconds and E 1 ft at 9 seconds. .THU...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds and E 1 ft at 8 seconds. .THU NIGHT...W winds around 10 kt, becoming NW after midnight. Seas around 3 ft. .FRI...W winds 5 to 10 kt. Seas around 3 ft. .FRI NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...S winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...SW winds around 10 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ353-010730- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 217 PM EDT Mon Jun 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH LATE TUESDAY NIGHT... .TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. Slight chance of showers this evening. Chance of tstms. Chance of showers after midnight. .TUE...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: SE 5 ft at 7 seconds. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 15 to 20 kt, diminishing to around 10 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: S 6 ft at 7 seconds and E 1 ft at 8 seconds. Tstms likely. Showers likely. Vsby 1 to 3 nm. .WED...SW winds 5 to 10 kt. Seas around 4 ft, occasionally to 5 ft. Wave Detail: S 4 ft at 8 seconds and E 1 ft at 10 seconds. Chance of showers, mainly in the morning with vsby 1 to 3 nm. .WED NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 4 ft at 7 seconds and E 1 ft at 9 seconds. .THU...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds and E 2 ft at 8 seconds. .THU NIGHT...W winds around 10 kt, becoming NW after midnight. Seas around 3 ft. .FRI...W winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...S winds around 10 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ355-010730- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 217 PM EDT Mon Jun 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH LATE TUESDAY NIGHT... .TONIGHT...S winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. Chance of showers and tstms. .TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft, building to 3 to 5 ft, occasionally to 6 ft in the afternoon. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds, becoming SE 5 ft at 7 seconds. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: S 5 ft at 7 seconds and E 1 ft at 8 seconds. Tstms likely. Showers likely. Vsby 1 to 3 nm. .WED...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: S 4 ft at 7 seconds and E 1 ft at 8 seconds. Chance of showers, mainly in the morning. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: S 3 ft at 7 seconds and E 1 ft at 9 seconds. .THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and E 1 ft at 9 seconds. .THU NIGHT...NW winds around 10 kt. Seas 2 to 3 ft. .FRI...W winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...SE winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Winds and seas may be higher in and near tstms. $$ ANZ332-010730- Long Island Sound East of the Mouth of the Connecticut River- 217 PM EDT Mon Jun 30 2025 .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft this evening, then 1 ft or less. Wave Detail: E 1 ft at 8 seconds, becoming E 1 ft at 7 seconds. Slight chance of showers and tstms after midnight. Chance of showers and slight chance of tstms late. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 1 ft at 6 seconds. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 ft at 7 seconds. Chance of showers and tstms, mainly in the evening. Vsby 1 to 3 nm. .WED...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W 1 ft at 3 seconds and SE 1 ft at 8 seconds. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 ft or less. Wave Detail: SW 1 ft at 2 seconds and SE 1 ft at 8 seconds, becoming W 1 ft at 2 seconds and SE 1 ft at 8 seconds. .THU...W winds around 5 kt, becoming SW in the afternoon. Seas 1 ft or less. Wave Detail: SE 1 ft at 8 seconds. .THU NIGHT...W winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 ft or less. .FRI...W winds 5 to 10 kt. Seas around 2 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .SAT...S winds 5 to 10 kt. Seas 1 ft or less. .SAT NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ331-010730- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 217 PM EDT Mon Jun 30 2025 .TONIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Slight chance of showers this evening. Chance of tstms. Chance of showers after midnight. .TUE...S winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: SW 1 ft at 2 seconds, becoming SW 2 ft at 3 seconds. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 ft or less. Wave Detail: SW 2 ft at 3 seconds, becoming W 1 ft at 3 seconds. Showers and tstms likely, mainly in the evening. Vsby 1 to 3 nm. .WED...SW winds around 5 kt. Seas 1 ft or less. Wave Detail: W 1 ft at 3 seconds. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas 1 ft or less. Wave Detail: W 1 ft at 2 seconds. .THU...W winds 5 to 10 kt. Seas 1 ft or less, then around 2 ft in the afternoon. Wave Detail: SW 1 ft at 2 seconds. .THU NIGHT...W winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 ft or less. .FRI...NW winds 5 to 10 kt. Seas 1 ft or less. .FRI NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. .SAT...S winds 5 to 10 kt. Seas 1 ft or less. .SAT NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ335-010730- Long Island Sound West of New Haven CT/Port Jefferson NY- 217 PM EDT Mon Jun 30 2025 .TONIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Chance of showers and tstms late this evening and early morning. Chance of showers and slight chance of tstms late. .TUE...SW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 3 seconds. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: SW 1 ft at 3 seconds. Showers and tstms, mainly in the evening with vsby 1 to 3 nm. .WED...W winds around 5 kt. Seas 1 ft or less. Slight chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas 1 ft or less. .THU...W winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 ft or less, then around 2 ft in the afternoon. .THU NIGHT...NW winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 ft or less. .FRI...NW winds 5 to 10 kt. Seas 1 ft or less. .FRI NIGHT...NW winds 5 to 10 kt. Seas 1 ft or less. .SAT...SE winds 5 to 10 kt. Seas 1 ft or less. .SAT NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Winds and seas may be higher in and near tstms. $$ ANZ338-010730- New York Harbor- 217 PM EDT Mon Jun 30 2025 .TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. Chance of tstms until early morning, then slight chance of tstms late. .TUE...SW winds 5 to 10 kt. Waves 1 to 2 ft. Slight chance of showers and tstms in the morning, then chance of showers and tstms in the afternoon with vsby 1 to 3 nm. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. Wave Detail: SW 1 ft at 2 seconds. Showers and tstms, mainly in the evening. Vsby 1 to 3 nm. .WED...W winds around 5 kt. Waves 1 to 2 ft in the morning, then 1 ft or less. Slight chance of showers in the morning. .WED NIGHT...W winds around 5 kt. Waves 1 ft or less. .THU...W winds 5 to 10 kt. Waves 1 ft or less. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .FRI...NW winds 5 to 10 kt. Waves 1 ft or less. .FRI NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .SAT...SE winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...S winds 10 to 15 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ340-010730- Peconic and Gardiners Bays- 217 PM EDT Mon Jun 30 2025 .TONIGHT...S winds around 5 kt. Waves 1 ft or less. Chance of showers and slight chance of tstms after midnight. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Waves 1 ft or less. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. Tstms likely. Showers likely. Vsby 1 to 3 nm. .WED...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Waves 1 ft or less. .THU...W winds around 5 kt, becoming SW in the afternoon. Waves 1 ft or less. .THU NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. .FRI...W winds 5 to 10 kt. Waves 1 ft or less. .FRI NIGHT...NW winds around 5 kt. Waves 1 ft or less. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$ ANZ345-010730- South Shore Bays from Jones Inlet through Shinnecock Bay- 217 PM EDT Mon Jun 30 2025 .TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers and tstms late this evening and early morning. Chance of showers and slight chance of tstms late. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. Slight chance of tstms in the morning, then chance of tstms in the afternoon. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves 1 ft or less. Tstms likely. Showers likely. Vsby 1 to 3 nm. .WED...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers in the morning. .WED NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Waves 1 ft or less. .THU...W winds around 5 kt, becoming SW in the afternoon. Waves 1 ft or less. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .FRI...W winds 5 to 10 kt. Waves 1 ft or less. .FRI NIGHT...NW winds around 5 kt. Waves 1 ft or less. .SAT...SE winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. Winds and waves may be higher in and near tstms. $$