Offshore Forecast
Issued by NWS
Issued by NWS
877 FZNT24 KWNM 192109 OFFN02 NAVTEX Marine Forecast for Mid-Atlantic states waters NWS Ocean Prediction Center Washington DC 509 PM EDT Sat Sep 19 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...High pressure will weaken across the far S portion tonight. A cold front moving into the S waters tonight, will stall and then slowly dissipate tonight into Sun. Another high N of the region, will shift NE and E of the area tonight and Sun. A warm front will extend E over the N waters early Sun, then lift N of the region by late Sun. Another cold front will move SE into the N waters Sun night and Mon, then stall from near the Virginia Capes eastward Mon night through Tue night as low pressure develops along the boundary. Low pressure or a wave of low pressures will move slowly N along the front Wed through Thu night. Strong high pressure will build N of the region while interacting with the frontal boundary and low pressure over the area to generate NE to E gales and building seas late Tue into Thu night. Sandy Hook to 37.5N ...GALE FORCE WINDS POSSIBLE TUE... .TONIGHT...E winds 15 to 25 kt. Seas 5 to 8 ft. .SUN...S winds 10 to 20 kt. Seas 5 to 7 ft. Chance of showers and tstms. .SUN NIGHT...N to NW winds 10 to 20 kt. Seas 3 to 6 ft. Chance of showers and slight chance of tstms. .MON...NE winds 15 to 25 kt. Seas 3 to 6 ft. Scattered showers. .MON NIGHT...E winds 15 to 25 kt. Seas 5 to 8 ft. .TUE...E to NE winds 25 to 35 kt. Seas 7 to 12 ft. .TUE NIGHT...E to NE winds 30 to 40 kt. Seas 9 to 14 ft. .WED...NE winds 30 to 40 kt. Seas 11 to 16 ft. .WED NIGHT...NE winds 30 to 40 kt. Seas 12 to 18 ft. .THU...NE winds 25 to 35 kt. Seas 13 to 19 ft. .THU NIGHT...N to NE winds 25 to 35 kt. Seas 12 to 17 ft. 37.5N to Cape Hatteras ...GALE FORCE WINDS POSSIBLE WED NIGHT... .TONIGHT...E to NE winds 15 to 25 kt. Seas 5 to 8 ft. Chance of showers and tstms. .SUN...Variable winds 10 to 20 kt. Seas 5 to 7 ft. Chance of showers and tstms. .SUN NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 6 ft. Scattered showers and tstms. .MON...NE winds 10 to 20 kt. Seas 3 to 4 ft. Scattered showers and tstms. .MON NIGHT...E to NE winds 10 to 20 kt. Seas 3 to 6 ft. .TUE...NE winds 20 to 30 kt. Seas 5 to 9 ft. .TUE NIGHT...NE winds 25 to 35 kt. Seas 7 to 11 ft. .WED...NE winds 25 to 35 kt. Seas 9 to 15 ft. .WED NIGHT...NE winds 25 to 35 kt. Seas 12 to 17 ft. .THU...N winds 25 to 35 kt. Seas 12 to 17 ft. .THU NIGHT...W to SW winds 30 to 40 kt. Seas 12 to 17 ft. Cape Hatteras to Murrells Inlet .TONIGHT...E to NE winds 10 to 20 kt. Seas 4 to 6 ft. Chance of showers and tstms. .SUN...Variable winds 5 to 15 kt. Seas 4 to 6 ft. Chance of showers and tstms. .SUN NIGHT...S winds less than 10 kt. Seas 3 to 6 ft. Scattered showers and tstms. .MON...E to SE winds less than 10 kt. Seas 3 to 4 ft. Scattered showers and tstms. .MON NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 4 ft. .TUE...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 7 ft. .WED...N to NE winds 15 to 25 kt. Seas 6 to 10 ft. .WED NIGHT...N to NW winds 20 to 30 kt. Seas 8 to 14 ft. .THU...N to NW winds 20 to 30 kt. Seas 11 to 16 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 11 to 16 ft.