Offshore Forecast
Issued by NWS
Issued by NWS
853 FZNT23 KWNM 300346 OFFN01 NAVTEX Marine Forecast for NE US waters NWS Ocean Prediction Center Washington DC 1046 PM 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...High pressure will move E across the waters tonight 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. Yet another cold front will move across the area Thu before exiting to the E and SE late Thu night. Mariners should monitor later forecasts for possible avoidance from the system. Eastport Maine to Cape Cod ...GALE WARNING... .TONIGHT...NW winds 10 to 20 kt, becoming variable less than 10 kt. Seas 5 to 8 ft. .SUN...S winds 20 to 30 kt. Seas 4 to 7 ft. .SUN NIGHT...W winds 25 to 35 kt. Seas 8 to 12 ft. Chance of rain. .MON...NW winds 20 to 30 kt. Seas 7 to 10 ft. .MON NIGHT...Variable winds 10 to 20 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 25 to 35 kt. Seas 7 to 12 ft. .WED...NW winds 25 to 35 kt. Seas 12 to 18 ft. .WED NIGHT...SW winds 15 to 25 kt. Seas 7 to 13 ft. .THU...W winds 25 to 35 kt. Seas 6 to 11 ft. .THU NIGHT...NW winds 30 to 40 kt. Seas 10 to 17 ft. Cape Cod to Nantucket Shoals and Georges Bank ...GALE FORCE WINDS POSSIBLE TUE... .TONIGHT...N to NW winds 5 to 15 kt, becoming variable. Seas 6 to 10 ft. .SUN...S winds 15 to 25 kt. Seas 4 to 6 ft. .SUN NIGHT...W 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. Chance of rain. .MON NIGHT...E to NE winds 10 to 20 kt. Seas 5 to 9 ft. .TUE...S to SE winds 25 to 35 kt. Seas 4 to 7 ft. .TUE NIGHT...S to SW winds 35 to 45 kt. Seas 13 to 21 ft. .WED...NW winds 20 to 30 kt. Seas 14 to 19 ft. .WED NIGHT...W winds 10 to 20 kt. Seas 9 to 15 ft. .THU...W winds 20 to 30 kt. Seas 7 to 11 ft. .THU NIGHT...NW winds 30 to 40 kt. Seas 9 to 16 ft. South of New England ...GALE FORCE WINDS POSSIBLE TUE NIGHT... .TONIGHT...Variable winds less than 10 kt, becoming S to SE. Seas 3 to 6 ft. .SUN...S winds 15 to 25 kt. Seas 4 to 7 ft. .SUN NIGHT...W winds 20 to 30 kt. Seas 5 to 8 ft. Chance of rain. .MON...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .MON NIGHT...S to SE winds 5 to 15 kt. Seas 4 to 7 ft. .TUE...S winds 20 to 30 kt. Seas 4 to 7 ft. .TUE NIGHT...N to NW winds 30 to 40 kt. Seas 13 to 19 ft. .WED...NW winds 15 to 25 kt. Seas 9 to 16 ft. .WED NIGHT...W to SW winds 15 to 25 kt. Seas 6 to 11 ft. .THU...W winds 30 to 40 kt. Seas 6 to 10 ft. .THU NIGHT...NW winds 35 to 45 kt. Seas 9 to 14 ft.