


Offshore Forecast
Issued by NWS
Issued by NWS
036 FZNT24 KWNM 171450 OFFN02 NAVTEX Marine Forecast for Mid-Atlantic states waters NWS Ocean Prediction Center Washington DC 1050 AM EDT Sat May 17 2025 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 warm front over the far northern waters will lift N of the area this afternoon. A cold front will approach from the W today, and then move E and SE over the waters tonight into Sun. Mariners should use caution for locally gusty winds and rough seas in and near locally heavy tstms over the waters through tonight. Otherwise, low pressure will drift E and pass N and then NE of the area Sun night into Tue as a series of secondary cold fronts or low pressure troughs move E and SE over the N and central areas. A weak high pressure ridge will build S and SE over the region later Tue and Tue night as a warm front extends E off the SE coast. The warm front will lift N across the area Wed and Wed night. A developing low pressure area will approach from the W and SW, and then move just off of the Delmarva or New Jersey coast Wed night, with a trailing cold front extending S along the coast. Sandy Hook to 37.5N .TODAY...SW winds 15 to 25 kt. Seas 5 to 9 ft. Chance of showers and slight chance of tstms with vsby 1 nm or less. .TONIGHT...W to NW winds 15 to 25 kt. Seas 7 to 10 ft. Chance of showers and tstms with vsby 1 nm or less. .SUN...W winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...NW winds 20 to 30 kt. Seas 6 to 9 ft. .MON...W to NW winds 20 to 30 kt. Seas 7 to 11 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. .TUE...N to NW winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E to SE winds 20 to 30 kt. Seas 4 to 6 ft. .WED NIGHT...S to SW winds 20 to 30 kt. Seas 7 to 10 ft. 37.5N to Cape Hatteras .TODAY...SW winds 10 to 20 kt, increasing to 20 to 30 kt. Seas 5 to 9 ft. Chance of showers and slight chance of tstms. .TONIGHT...W winds 15 to 25 kt. Seas 6 to 10 ft. Chance of showers and tstms. .SUN...W winds 20 to 30 kt. Seas 5 to 9 ft. Chance of showers and tstms. .SUN NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft. .MON...NW winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. .TUE...N to NE winds 5 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SE winds 20 to 30 kt. Seas 4 to 7 ft. .WED NIGHT...W to SW winds 20 to 30 kt. Seas 6 to 9 ft. Cape Hatteras to Murrells Inlet .TODAY...SW winds 15 to 25 kt. Seas 5 to 9 ft. Chance of showers and slight chance of tstms. .TONIGHT...W winds 15 to 25 kt. Seas 6 to 10 ft. Slight chance of showers and tstms. .SUN...W winds 20 to 30 kt. Seas 5 to 9 ft. .SUN NIGHT...W winds 15 to 25 kt. Seas 5 to 7 ft. .MON...NW winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. .TUE...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SW winds 20 to 30 kt. Seas 4 to 6 ft. .WED NIGHT...W to SW winds 20 to 30 kt. Seas 6 to 9 ft.