Offshore Forecast
Issued by NWS
Issued by NWS
578 FZNT24 KWNM 172035 OFFN02 NAVTEX Marine Forecast for Mid-Atlantic states waters NWS Ocean Prediction Center Washington DC 435 PM EDT Thu Sep 17 2026 Conditions given represent the highest within that period. Locally higher winds and seas can be expected in and near tstms. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...A weakening stationary front will persist S and E of the waters tonight into Fri as a series of weak low pressure centers track NE along the boundary. High pressure will drift S across the region while weakening tonight into Sat. A cold front will move S through the N waters Fri into Fri night, stall across the central waters Sat, then slowly dissipate Sat night into Sun night. Another high will build N of the region Sat, then shift NE and E of the area Sat night and Sun. A warm front will extend E over the N waters Sat night, then lift N of the region Sun. Another cold front will move into the N waters Sun night and Mon, then stall across the central waters Mon night through Tue night as low pressure develops along the boundary. Strong high pressure will build S and SE from New England later Mon and Mon night, then continue Tue and Tue night. Sandy Hook to 37.5N ...GALE FORCE WINDS POSSIBLE TUE NIGHT... .TONIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI...W winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...E to NE winds 10 to 20 kt. Seas 4 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...S winds 5 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...NE winds 15 to 25 kt. Seas 5 to 7 ft. .TUE...NE winds 20 to 30 kt. Seas 6 to 10 ft. .TUE NIGHT...NE winds 25 to 35 kt. Seas 8 to 12 ft. 37.5N to Cape Hatteras ...GALE FORCE WINDS POSSIBLE TUE NIGHT... .TONIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI...W winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .FRI NIGHT...N to NE winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .SAT...NE winds 10 to 20 kt. Seas 4 to 7 ft. Chance of showers and tstms. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...S to SE winds 5 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...SW winds less than 10 kt. Seas 3 to 5 ft. .MON...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...NE winds 20 to 30 kt. Seas 4 to 8 ft. .TUE NIGHT...NE winds 25 to 35 kt. Seas 7 to 10 ft. Cape Hatteras to Murrells Inlet .TONIGHT...Variable winds 5 to 15 kt. Seas 3 to 5 ft. .FRI...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. Chance of showers and tstms. .SAT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and tstms. .SAT NIGHT...E winds 5 to 15 kt. Seas 3 to 6 ft. .SUN...E winds 5 to 10 kt. Seas 4 to 6 ft. .SUN NIGHT...S to SE winds less than 10 kt. Seas 3 to 5 ft. .MON...E to SE winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .TUE...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 5 to 9 ft.