


Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
740 FZUS51 KOKX 010945 CWFOKX Coastal Waters Forecast National Weather Service New York NY 545 AM EDT Mon Sep 1 2025 Montauk Point NY to Sandy Hook NJ out 20 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-012215- 545 AM EDT Mon Sep 1 2025 .Synopsis for the Long Island and Connecticut coastal waters... A large area of high pressure will prevail from the Great Lakes east into the Mid Atlantic and Northeast states through Tuesday before building offshore Wednesday. High pressure weakens on Thursday, giving way to a frontal system Thursday night into Friday. $$ ANZ350-012215- Moriches Inlet NY to Montauk Point NY out 20 nm- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 4 seconds and SE 2 ft at 7 seconds. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 6 seconds and SE 3 ft at 9 seconds. .TUE...NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 8 seconds. .TUE NIGHT...SE winds around 5 kt, becoming SW after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 8 seconds. .WED...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 8 seconds. .WED NIGHT...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail: E 3 ft at 8 seconds. .THU...S winds 5 to 10 kt. Seas around 3 ft. .THU NIGHT...S winds 10 to 15 kt. Seas around 3 ft. Chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Chance of showers. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Chance of showers. $$ ANZ353-012215- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 5 seconds and SE 2 ft at 8 seconds. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 6 seconds and E 3 ft at 9 seconds. .TUE...NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 7 seconds. .TUE NIGHT...SE winds around 5 kt, becoming SW after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 8 seconds. .WED...SW winds 5 to 10 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 8 seconds. .WED NIGHT...S winds 5 to 10 kt. Seas around 3 ft. Wave Detail: E 3 ft at 8 seconds. .THU...S winds 10 to 15 kt. Seas around 3 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Chance of showers. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Chance of showers. $$ ANZ355-012215- Sandy Hook NJ to Fire Island Inlet NY out 20 nm- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt, becoming E with gusts up to 20 kt late. Seas 2 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 5 seconds and SE 2 ft at 8 seconds. .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 7 seconds. .TUE...NE winds around 10 kt, becoming E in the afternoon. Seas around 3 ft. Wave Detail: E 3 ft at 7 seconds. .TUE NIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 8 seconds. .WED...SW winds around 5 kt, becoming S in the afternoon. Seas around 3 ft. Wave Detail: SE 3 ft at 8 seconds. .WED NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 8 seconds. .THU...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Chance of showers. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Chance of showers. $$ ANZ332-012215- Long Island Sound East of the Mouth of the Connecticut River- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 5 to 10 kt, becoming E this afternoon. Seas 1 ft or less, then around 2 ft. Wave Detail: E 1 ft at 7 seconds, becoming E 2 ft at 4 seconds and E 1 ft at 7 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Seas around 2 ft. Wave Detail: E 2 ft at 7 seconds. .TUE NIGHT...SE winds around 5 kt, becoming W after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds. .WED...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and S 1 ft at 2 seconds. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and SW 1 ft at 2 seconds. .THU...S winds 5 to 10 kt. Seas around 2 ft. .THU NIGHT...S winds around 10 kt. Seas around 2 ft. Chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Chance of showers. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Chance of showers. $$ ANZ331-012215- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 5 to 10 kt, becoming E this afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: E 1 ft at 3 seconds. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TUE NIGHT...S winds around 5 kt, becoming SW after midnight. Seas 1 ft or less. .WED...SW winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. .WED NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. .THU...S winds 5 to 10 kt with gusts up to 20 kt. Seas 1 ft or less. .THU NIGHT...S winds around 10 kt. Seas 1 ft or less. Chance of showers. .FRI...S winds around 10 kt with gusts up to 20 kt. Seas 1 ft or less. Chance of showers. .FRI NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. $$ ANZ335-012215- Long Island Sound West of New Haven CT/Port Jefferson NY- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 5 to 10 kt, becoming E this afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TONIGHT...NE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: E 1 ft at 3 seconds. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Seas 1 ft or less. Wave Detail: NE 1 ft at 2 seconds. .TUE NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 1 ft or less. .WED...SW winds 5 to 10 kt. Seas 1 ft or less. .WED NIGHT...S winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: S 1 ft at 2 seconds. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or less. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 1 ft or less. Chance of showers. .FRI...S winds around 10 kt with gusts up to 20 kt. Seas 1 ft or less. Showers likely. .FRI NIGHT...SW winds 5 to 10 kt. Seas 1 ft or less. Chance of showers. $$ ANZ338-012215- New York Harbor- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt this afternoon. Waves 1 ft or less, then around 2 ft this afternoon. Wave Detail: E 1 ft at 2 seconds, becoming E 2 ft at 3 seconds. .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming NE 5 to 10 kt after midnight. Waves 1 to 2 ft. Wave Detail: E 2 ft at 3 seconds. .TUE...NE winds 5 to 10 kt, becoming SE in the afternoon. Waves 1 to 2 ft. .TUE NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves 1 to 2 ft. .WED...SW winds around 5 kt, becoming S 10 to 15 kt in the afternoon. Waves 1 to 2 ft. .WED NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Waves 1 to 2 ft. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. Chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Chance of showers. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. Chance of showers. $$ ANZ340-012215- Peconic and Gardiners Bays- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 5 to 10 kt, becoming E with gusts up to 20 kt this afternoon. Waves 1 ft or less. .TONIGHT...NE winds 5 to 10 kt. Waves 1 ft or less. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Waves 1 ft or less. .TUE NIGHT...SE winds around 5 kt, becoming SW after midnight. Waves 1 ft or less. .WED...SW winds around 5 kt, becoming S in the afternoon. Waves 1 ft or less. .WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .THU...S winds 5 to 10 kt. Waves 1 ft or less. .THU NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. .FRI...S winds 5 to 10 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. Chance of showers. $$ ANZ345-012215- South Shore Bays from Jones Inlet through Shinnecock Bay- 545 AM EDT Mon Sep 1 2025 .TODAY...NE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt late this morning and afternoon. Waves 1 ft or less. .TONIGHT...NE winds 5 to 10 kt. Waves 1 ft or less. .TUE...NE winds 5 to 10 kt, becoming E in the afternoon. Waves 1 ft or less. .TUE NIGHT...SE winds around 5 kt, becoming SW around 5 kt after midnight. Waves 1 ft or less. .WED...SW winds around 5 kt, becoming S in the afternoon. Waves 1 ft or less. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. .THU NIGHT...S winds around 10 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. .FRI NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Waves 1 ft or less. Chance of showers. $$