Offshore Forecast
Issued by NWS
Issued by NWS
943 FZNT23 KWNM 082051 OFFN01 NAVTEX Marine Forecast for NE US waters NWS Ocean Prediction Center Washington DC 451 PM EDT Tue Sep 8 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 build SE over the waters tonight into Wed, then move E and SE of the area Wed night as a warm front lifts NE across the area. A cold front will approach the area late Thu, then move SE across the waters Thu night. A series of secondary cold fronts or low pressure troughs will cross the waters Fri. High pressure will build offshore Fri night, move across the waters Sat, then shift E of the area Sat night while maintaining a ridge across the waters into Sun night. Eastport Maine to Cape Cod .TONIGHT...E to NE winds less than 10 kt. Seas 3 ft. .WED...S winds 10 to 20 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 20 to 30 kt. Seas 4 to 8 ft. Chance of rain. .THU...SW winds 20 to 30 kt. Seas 5 to 9 ft. Chance of rain. .THU NIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .FRI...W to NW winds 10 to 20 kt. Seas 3 to 6 ft. .FRI NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...S to SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...S winds 10 to 20 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. Cape Cod to Nantucket Shoals and Georges Bank .TONIGHT...N to NE winds 5 to 15 kt. Seas 3 to 4 ft. .WED...S winds 5 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 20 to 30 kt. Seas 5 to 8 ft. .THU...SW winds 20 to 30 kt. Seas 6 to 9 ft. .THU NIGHT...W winds 20 to 30 kt. Seas 6 to 9 ft. .FRI...N winds 15 to 25 kt. Seas 5 to 8 ft. .FRI NIGHT...N to NE winds 5 to 15 kt. Seas 3 to 6 ft. .SAT...E to SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...S to SE winds less than 10 kt. Seas 3 to 4 ft. .SUN...S winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. South of New England .TONIGHT...W winds 5 to 15 kt. Seas 3 to 4 ft. .WED...S to SW winds 15 to 25 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 20 to 30 kt. Seas 5 to 9 ft. .THU...SW winds 20 to 30 kt. Seas 6 to 10 ft. Slight chance of rain. .THU NIGHT...W winds 20 to 30 kt. Seas 5 to 9 ft. .FRI...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .FRI NIGHT...N to NE winds less than 10 kt. Seas 3 to 5 ft. .SAT...SE winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...S winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.