OPC Atlantic NAVTEX Offshore Waters Forecast Areas
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Eastport Maine to Cape Cod
Updated: 442 AM EDT Sat Apr 18 2026 .TODAY...E winds 15 to 25 kt. Seas 4 to 7 ft. Areas of fog with vsby 1 nm or less early. .TONIGHT...S to SE winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. Chance of rain with vsby 1 nm or less. .SUN NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 7 ft. Chance of rain with vsby 1 nm or less. .MON...W winds 5 to 15 kt. Seas 3 to 6 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 3 to 6 ft. .TUE...N to NW winds 10 to 20 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. .WED...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...NW winds 5 to 15 kt. Seas 3 to 4 ft.
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Cape Cod to Nantucket Shoals and Georges Bank
Updated: 442 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 20 kt. Seas 4 to 7 ft. Areas of fog early. Scattered showers and tstms. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 15 kt. Seas 4 to 7 ft. .SUN...W to NW winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers, tstms and areas of fog with vsby 1 nm or less. .SUN NIGHT...NW winds 20 to 30 kt. Seas 6 to 9 ft. Rain with vsby 1 nm or less. .MON...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 3 to 6 ft. .TUE...N winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 6 ft. .WED...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 5 ft.
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South of New England
Updated: 442 AM EDT Sat Apr 18 2026 .TODAY...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...S to SE winds 10 to 20 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .SUN...NW winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers, tstms and areas of fog with vsby 1 nm or less. .SUN NIGHT...W to NW winds 20 to 30 kt. Seas 5 to 8 ft. Chance of rain. .MON...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 3 to 6 ft. .TUE...N winds 10 to 20 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 5 ft.
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Sandy Hook to 37.5N
Updated: 447 AM EDT Sat Apr 18 2026 .TODAY...E winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .SUN...NW winds 20 to 30 kt. Seas 5 to 9 ft. Scattered showers and tstms with vsby 1 nm or less. .SUN NIGHT...N to NW winds 20 to 30 kt. Seas 6 to 9 ft. Chance of rain. .MON...NW winds 15 to 25 kt. Seas 3 to 6 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 4 to 6 ft. .TUE...N winds 10 to 20 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft.
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37.5N to Cape Hatteras
Updated: 447 AM EDT Sat Apr 18 2026 ...GALE WARNING... .TODAY...S to SE winds 5 to 15 kt. Seas 3 to 5 ft. .TONIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .SUN...N to NW winds 20 to 30 kt. Seas 5 to 9 ft. Scattered showers and tstms with vsby 1 nm or less. .SUN NIGHT...N winds 25 to 35 kt. Seas 6 to 10 ft. Chance of rain. .MON...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .TUE...N winds 15 to 25 kt. Seas 4 to 7 ft. .TUE NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SW winds 15 to 25 kt. Seas 3 to 5 ft. .WED NIGHT...W to SW winds 15 to 25 kt. Seas 3 to 6 ft.
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Cape Hatteras to Murrells Inlet
Updated: 447 AM EDT Sat Apr 18 2026 ...GALE WARNING... .TODAY...SW winds 5 to 15 kt. Seas 3 to 5 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .TONIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...N winds 20 to 30 kt. Seas 5 to 9 ft. Scattered showers and tstms. .SUN NIGHT...N to NE winds 25 to 35 kt. Seas 7 to 10 ft. Scattered showers and tstms. .MON...N winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...N to NE winds 15 to 25 kt. Seas 4 to 7 ft. .TUE NIGHT...N to NE winds 5 to 15 kt. Seas 3 to 6 ft. .WED...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft.
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Murrells Inlet to 31N
Updated: 448 AM EDT Sat Apr 18 2026 ...GALE WARNING... .TODAY...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .TONIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...N to NW winds 15 to 25 kt. Seas 3 to 5 ft. Scattered showers and tstms. .SUN NIGHT...NE winds 25 to 35 kt. Seas 6 to 10 ft. Scattered showers and tstms. .MON...N to NE winds 15 to 25 kt. Seas 6 to 10 ft. .MON NIGHT...N to NE winds 10 to 20 kt. Seas 4 to 7 ft. .TUE...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E to NE winds 5 to 15 kt. Seas 4 to 6 ft. .WED...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 4 ft.
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South of 31N
Updated: 448 AM EDT Sat Apr 18 2026 .TODAY...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. .TONIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...W winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds 20 to 30 kt. Seas 5 to 8 ft. Scattered showers and tstms. .MON...NE winds 20 to 30 kt. Seas 7 to 10 ft. .MON NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .TUE...NE winds 10 to 20 kt. Seas 5 to 8 ft. .TUE NIGHT...E to NE winds 5 to 15 kt. Seas 4 to 7 ft. .WED...E winds 5 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...Variable winds 5 to 15 kt. Seas 3 to 6 ft.
- Below is a map of the Atlantic NAVTEX Offshore Waters Forecast areas. Clicking on a zone will display the forecast for that area.
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