Coastal Waters Forecast
Issued by NWS Upton, NY
Issued by NWS Upton, NY
035 FZUS51 KOKX 191424 CWFOKX Coastal Waters Forecast National Weather Service New York NY 1024 AM EDT Sat Sep 19 2026 Montauk Point NY to Sandy Hook NJ out 60 nm offshore, including Long Island Sound, the Long Island Bays, and New York Harbor ANZ300-200315- 1024 AM EDT Sat Sep 19 2026 .Synopsis for the Long Island and Connecticut coastal waters... High pressure builds southward today and pushes off the New England coast early Sunday. An old cold front approaches from the southwest as a warm front Sunday. A cold front with an area of low pressure moves through Sunday night. High pressure builds in from the north through early to mid next week, with the frontal boundary remaining south of the waters. $$ ANZ350-200315- Moriches Inlet NY to Montauk Point NY out 20 NM- 1024 AM EDT Sat Sep 19 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: E 3 ft at 5 seconds and SE 1 ft at 11 seconds. .TONIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 6 seconds and SE 1 ft at 11 seconds. .SUN...SE winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 5 seconds and SE 1 ft at 8 seconds. Chance of rain in the afternoon. .SUN NIGHT...S winds around 10 kt, becoming NW with gusts up to 20 kt after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 5 seconds and SE 2 ft at 8 seconds. Slight chance of tstms. Rain. .MON...NE winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft, occasionally to 6 ft. Wave Detail: NE 5 ft at 4 seconds and E 4 ft at 7 seconds. Rain likely, mainly in the morning. .MON NIGHT...NE winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: E 6 ft at 7 seconds and SE 2 ft at 8 seconds. .TUE...NE winds 25 to 30 kt. Seas 5 to 8 ft, occasionally to 10 ft. Chance of showers. .TUE NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to 11 ft, occasionally to 14 ft. .WED...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 10 to 14 ft, occasionally to 18 ft. .WED NIGHT...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 12 to 16 ft, occasionally to 20 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ353-200315- Fire Island Inlet NY to Moriches Inlet NY out 20 NM- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 5 seconds and SE 1 ft at 11 seconds. .TONIGHT...E winds 10 to 15 kt. Seas around 3 ft. Wave Detail: E 3 ft at 6 seconds and SE 1 ft at 11 seconds. .SUN...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: E 3 ft at 7 seconds and SE 1 ft at 8 seconds. Chance of rain in the afternoon. .SUN NIGHT...S winds 10 to 15 kt, becoming W 15 to 20 kt after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds and SE 1 ft at 11 seconds. Slight chance of tstms. Rain. .MON...NE 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: NE 4 ft at 4 seconds and E 4 ft at 7 seconds. Chance of rain. .MON NIGHT...NE winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: E 6 ft at 7 seconds and SE 2 ft at 8 seconds. .TUE...NE winds 25 to 30 kt. Seas 5 to 8 ft, occasionally to 10 ft. Chance of showers. .TUE NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 8 to 11 ft, occasionally to 14 ft. .WED...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 10 to 14 ft, occasionally to 18 ft. .WED NIGHT...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 12 to 16 ft, occasionally to 20 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ355-200315- Sandy Hook NJ to Fire Island Inlet NY out 20 NM- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 5 seconds and SE 1 ft at 12 seconds. .TONIGHT...SE winds 10 to 15 kt. Seas around 3 ft. Wave Detail: E 3 ft at 6 seconds and SE 1 ft at 11 seconds. .SUN...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 5 seconds and SE 1 ft at 8 seconds. Slight chance of rain in the morning, then rain likely in the afternoon. .SUN NIGHT...S winds 10 to 15 kt, becoming NW after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 5 seconds and SE 2 ft at 8 seconds. Rain and slight chance of tstms in the evening, then rain after midnight. .MON...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 6 seconds and SW 1 ft at 5 seconds. Chance of rain. .MON NIGHT...NE winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 4 ft, occasionally to 5 ft, building to 4 to 6 ft, occasionally to 8 ft after midnight. Wave Detail: E 4 ft at 7 seconds, becoming E 5 ft at 6 seconds. .TUE...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Chance of showers. .TUE NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft, occasionally to 13 ft. .WED...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to 13 ft, occasionally to 17 ft. Chance of showers. .WED NIGHT...NE winds around 30 kt with gusts up to 40 kt. Seas 10 to 14 ft, occasionally to 18 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ332-200315- Long Island Sound East of the Mouth of the Connecticut River- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds. .TONIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 1 ft at 3 seconds. .SUN...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds. Rain likely in the afternoon. .SUN NIGHT...SE winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds. Rain and slight chance of tstms in the evening, then rain after midnight. .MON...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds. Chance of rain, mainly in the morning. .MON NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .TUE...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. .TUE NIGHT...NE winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft, occasionally to 6 ft. .WED...NE winds 25 to 30 kt with gusts up to 45 kt. Seas 5 to 7 ft, occasionally to 9 ft. .WED NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to 8 ft, occasionally to 10 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ331-200315- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 5 to 10 kt with gusts up to 20 kt, becoming SE late. Seas around 2 ft late this morning, then 1 ft or less. Wave Detail: NE 1 ft at 3 seconds, becoming E 1 ft at 3 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: E 1 ft at 3 seconds. .SUN...SE winds around 10 kt. Seas 1 ft or less. Wave Detail: SE 1 ft at 2 seconds. Rain in the afternoon. .SUN NIGHT...S winds 10 to 15 kt, becoming NE with gusts up to 20 kt after midnight. Seas 1 ft or less, then around 2 ft after midnight. Wave Detail: S 1 ft at 2 seconds, becoming SE 2 ft at 3 seconds. Rain and slight chance of tstms in the evening, then rain after midnight. .MON...NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds. Chance of rain, mainly in the morning. .MON NIGHT...NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds. .TUE...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .TUE NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft, occasionally to 5 ft. .WED...NE winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft, occasionally to 6 ft. .WED NIGHT...NE winds 25 to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ335-200315- Long Island Sound West of New Haven CT/Port Jefferson NY- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 5 to 10 kt with gusts up to 20 kt, becoming E 5 to 10 kt late. Seas around 2 ft late this morning, then 1 ft or less. Wave Detail: NE 1 ft at 3 seconds, becoming E 1 ft at 3 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas 1 ft or less. Wave Detail: E 1 ft at 3 seconds. .SUN...SE winds 10 to 15 kt. Seas 1 ft or less. Wave Detail: E 1 ft at 3 seconds. Chance of rain in the morning, then rain in the afternoon. .SUN NIGHT...S winds 10 to 15 kt, becoming NE with gusts up to 20 kt after midnight. Seas 1 ft or less, then around 2 ft after midnight. Wave Detail: SE 1 ft at 3 seconds, becoming SE 2 ft at 3 seconds. Rain and slight chance of tstms in the evening, then rain after midnight. .MON...N winds 15 to 20 kt, becoming NE 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds. Chance of rain in the morning. .MON NIGHT...NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds. .TUE...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .TUE NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft. .WED...NE winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft, occasionally to 6 ft. .WED NIGHT...NE winds 25 to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ338-200315- New York Harbor- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds around 10 kt with gusts up to 20 kt. Waves around 2 ft. Wave Detail: NE 1 ft at 2 seconds. .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .SUN...SE winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Chance of rain in the morning, then rain in the afternoon. .SUN NIGHT...S winds around 10 kt, becoming NE with gusts up to 20 kt after midnight. Waves 1 to 2 ft. Rain and slight chance of tstms in the evening, then rain after midnight. .MON...N winds 15 to 20 kt, becoming NE 10 to 15 kt in the afternoon. Waves around 2 ft. Wave Detail: NE 1 ft at 2 seconds. Chance of rain, mainly in the morning. .MON NIGHT...NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Waves 2 to 3 ft. Wave Detail: NE 2 ft at 2 seconds. Chance of showers after midnight. .TUE...NE winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft. Chance of showers. .TUE NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Waves 2 to 4 ft, occasionally to 5 ft. .WED...NE winds 20 to 25 kt with gusts up to 30 kt. Waves 3 to 5 ft, occasionally to 6 ft. Chance of showers. .WED NIGHT...NE winds 25 to 30 kt. Waves 3 to 5 ft, occasionally to 6 ft. Chance of showers. Winds and waves may be higher in and near tstms. $$ ANZ340-200315- Peconic and Gardiners Bays- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 5 to 10 kt. Waves 1 ft or less. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. .SUN...SE winds 5 to 10 kt. Waves 1 ft or less. Rain likely in the afternoon. .SUN NIGHT...SE winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Waves 1 ft or less. Rain and slight chance of tstms in the evening, then rain after midnight. .MON...NE winds 10 to 15 kt with gusts up to 25 kt. Waves 1 to 2 ft. Chance of rain. .MON NIGHT...NE winds 10 to 15 kt. Waves 1 ft or less, then 1 to 2 ft after midnight. .TUE...NE winds 15 to 20 kt with gusts up to 30 kt. Waves around 2 ft. .TUE NIGHT...NE winds 15 to 20 kt with gusts up to 30 kt. Waves 2 to 3 ft. .WED...NE winds 20 to 25 kt with gusts up to 40 kt. Waves 2 to 4 ft. .WED NIGHT...NE winds 20 to 25 kt with gusts up to 35 kt. Waves 2 to 4 ft. Chance of showers. Winds and waves may be higher in and near tstms. $$ ANZ345-200315- South Shore Bays from Jones Inlet through Shinnecock Bay- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds around 10 kt with gusts up to 20 kt. Waves 1 ft or less. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. .SUN...SE winds 10 to 15 kt with gusts up to 20 kt. Waves 1 ft or less. Slight chance of rain in the morning, then rain likely in the afternoon. .SUN NIGHT...S winds 10 to 15 kt, becoming N after midnight. Waves 1 ft or less. Rain and slight chance of tstms in the evening, then rain after midnight. .MON...NE winds 15 to 20 kt with gusts up to 30 kt. Waves 1 ft or less. Chance of rain, mainly in the morning. .MON NIGHT...NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Waves 1 ft or less. .TUE...NE winds 20 to 25 kt with gusts up to 30 kt. Waves around 2 ft. Chance of showers. .TUE NIGHT...NE winds 25 to 30 kt. Waves around 2 ft. .WED...NE winds 25 to 30 kt with gusts up to 40 kt. Waves around 2 ft. .WED NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Waves around 2 ft. Chance of showers. Winds and waves may be higher in and near tstms. $$ ANZ380-200315- Waters from Moriches Inlet NY to Montauk Point NY from 20 to 60 nm- 1024 AM EDT Sat Sep 19 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: NE 4 ft at 6 seconds and SE 1 ft at 11 seconds. .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 6 seconds and SE 1 ft at 11 seconds. .SUN...SE winds 10 to 15 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds and SE 1 ft at 11 seconds. .SUN NIGHT...S winds around 10 kt, becoming W with gusts up to 20 kt after midnight. Seas around 3 ft. Wave Detail: SE 3 ft at 5 seconds and SE 3 ft at 8 seconds. Slight chance of tstms. Rain. .MON...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: NE 6 ft at 7 seconds and SW 2 ft at 5 seconds. Rain, mainly in the morning. .MON NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Wave Detail: E 6 ft at 7 seconds. Chance of rain in the evening, then chance of showers after midnight. .TUE...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft, occasionally to 13 ft. Chance of showers. .TUE NIGHT...NE winds 25 to 30 kt with gusts up to 45 kt. Seas 9 to 12 ft, occasionally to 15 ft. .WED...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 12 to 16 ft, occasionally to 20 ft. .WED NIGHT...NE winds around 35 kt with gusts up to 45 kt. Seas 14 to 18 ft, occasionally to 23 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ383-200315- Waters from Fire Island Inlet NY to Moriches Inlet NY from 20 to 60 nm- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 5 seconds and SE 1 ft at 12 seconds. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 4 ft at 7 seconds and SE 1 ft at 11 seconds. .SUN...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: SE 3 ft at 7 seconds and SE 1 ft at 11 seconds. .SUN NIGHT...S winds 10 to 15 kt, becoming SW with gusts up to 20 kt after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 3 ft at 7 seconds and SW 2 ft at 4 seconds. Slight chance of tstms. Rain. .MON...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft, occasionally to 6 ft, building to 5 to 6 ft, occasionally to 8 ft in the afternoon. Wave Detail: NE 4 ft at 4 seconds and SE 3 ft at 9 seconds, becoming E 6 ft at 7 seconds and SW 1 ft at 4 seconds. Chance of rain. .MON NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft, occasionally to 9 ft. Wave Detail: E 7 ft at 7 seconds and SE 2 ft at 8 seconds. Chance of rain. .TUE...NE winds 25 to 30 kt. Seas 7 to 10 ft, occasionally to 13 ft. Chance of showers. .TUE NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to 13 ft, occasionally to 17 ft. .WED...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 12 to 17 ft, occasionally to 22 ft. Chance of showers. .WED NIGHT...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 15 to 18 ft, occasionally to 23 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$ ANZ385-200315- Waters from Sandy Hook NJ to Fire Island Inlet NY from 20 to 60 nm- 1024 AM EDT Sat Sep 19 2026 .TODAY...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 4 ft at 6 seconds and SE 1 ft at 11 seconds. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 6 seconds and SE 1 ft at 11 seconds. .SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: E 3 ft at 7 seconds and SE 2 ft at 8 seconds. Chance of rain in the afternoon. .SUN NIGHT...S winds around 10 kt, becoming W with gusts up to 20 kt after midnight. Seas 3 to 4 ft, occasionally to 5 ft. Wave Detail: SE 3 ft at 7 seconds and S 2 ft at 4 seconds. Slight chance of tstms. Rain. .MON...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: E 5 ft at 7 seconds and SW 1 ft at 4 seconds. Rain, mainly in the morning. .MON NIGHT...NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft, occasionally to 8 ft. Wave Detail: E 6 ft at 7 seconds and SE 2 ft at 8 seconds. Chance of rain. .TUE...NE winds 20 to 25 kt with gusts up to 35 kt. Seas 7 to 10 ft, occasionally to 13 ft. Chance of showers. .TUE NIGHT...NE winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to 13 ft, occasionally to 17 ft. .WED...NE winds around 30 kt with gusts up to 45 kt. Seas 12 to 16 ft, occasionally to 20 ft. Chance of showers. .WED NIGHT...NE winds 30 to 35 kt with gusts up to 45 kt. Seas 14 to 17 ft, occasionally to 22 ft. Chance of showers. Winds and seas may be higher in and near tstms. $$