Offshore Forecast
Issued by NWS
Issued by NWS
956 FZNT23 KWNM 290838 OFFN01 NAVTEX Marine Forecast for NE US waters NWS Ocean Prediction Center Washington DC 338 AM EST Sat Nov 29 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 series of surface troughs will move SE across the waters today. High pressure will move E across the waters late Sat and Sat night before shifting E of the area Sun. A warm front will move N into the area Sun, reaching the Gulf of Maine Sun night. A cold front will sweep E across the waters Sun night, moving well E of the area Mon. High pressure will build E across the area late Mon, persist Mon night, then move E Tue. Intensifying low pressure will approach the waters from the SW early Tue and move into the area late Tue into Tue night. The low pressure will rapidly exit NE of the region Wed before high pressure quickly moves across the waters Wed night. Mariners should monitor later forecasts for possible avoidance from the system. Eastport Maine to Cape Cod ...GALE WARNING... .TODAY...W to NW winds 20 to 30 kt. Seas 8 to 13 ft. .TONIGHT...Variable winds 15 to 25 kt. Seas 6 to 10 ft. .SUN...S winds 20 to 30 kt. Seas 4 to 7 ft. Chance of rain. .SUN NIGHT...W winds 25 to 35 kt. Seas 9 to 14 ft. Chance of rain. .MON...NW winds 20 to 30 kt. Seas 7 to 10 ft. .MON NIGHT...Variable winds 15 to 25 kt. Seas 5 to 9 ft. .TUE...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...N to NE winds 30 to 40 kt. Seas 7 to 12 ft. .WED...NW winds 30 to 40 kt. Seas 12 to 18 ft. .WED NIGHT...W winds 10 to 20 kt. Seas 7 to 13 ft. Cape Cod to Nantucket Shoals and Georges Bank ...STORM FORCE WINDS POSSIBLE TUE NIGHT... .TODAY...W to NW winds 20 to 30 kt. Seas 9 to 14 ft. .TONIGHT...Variable winds 15 to 25 kt. Seas 6 to 11 ft. .SUN...S winds 15 to 25 kt. Seas 4 to 6 ft. .SUN NIGHT...S to SW winds 20 to 30 kt. Seas 5 to 8 ft. Scattered showers. .MON...NW winds 20 to 30 kt. Seas 5 to 9 ft. .MON NIGHT...E to NE winds 10 to 20 kt. Seas 5 to 9 ft. .TUE...SE winds 20 to 30 kt. Seas 4 to 7 ft. .TUE NIGHT...S to SW winds 35 to 50 kt. Seas 13 to 21 ft. .WED...NW winds 35 to 45 kt. Seas 14 to 19 ft. .WED NIGHT...W winds 15 to 25 kt. Seas 9 to 15 ft. South of New England ...GALE FORCE WINDS POSSIBLE TUE NIGHT... .TODAY...NW winds 20 to 30 kt. Seas 6 to 11 ft. .TONIGHT...S to SE winds 5 to 15 kt. Seas 3 to 6 ft. .SUN...S winds 20 to 30 kt. Seas 5 to 8 ft. .SUN NIGHT...W winds 20 to 30 kt. Seas 6 to 9 ft. Scattered showers. .MON...N to NW winds 20 to 30 kt. Seas 5 to 8 ft. .MON NIGHT...S to SE winds 5 to 15 kt. Seas 4 to 7 ft. .TUE...E to SE winds 20 to 30 kt. Seas 4 to 7 ft. .TUE NIGHT...N winds 35 to 45 kt. Seas 13 to 19 ft. .WED...NW winds 20 to 30 kt. Seas 9 to 16 ft. .WED NIGHT...W winds 10 to 20 kt. Seas 6 to 11 ft.