Offshore Forecast
Issued by NWS
Issued by NWS
812 FZNT23 KWNM 210903 OFFN01 NAVTEX Marine Forecast for NE US waters NWS Ocean Prediction Center Washington DC 403 AM EST Fri Nov 21 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 today as a warm front lifts NE across the waters. A second warm front will move into the waters from the S tonight. Tonight and Sat, a cold front will move SE through most of the waters. Low pressure associated with the southern warm front will become absorbed by the cold front and move quickly NE on Sat, then move well out into the N Atlantic Sat night. High pressure will move E across the waters Sat night and Sun, followed by a weakening cold front moving through the area late Sun night and Mon. High pressure will move E into the waters late Mon into Mon night, then pass SE of the area Tue. A warm front should lift N across the area Tue night. Eastport Maine to Cape Cod .TODAY...SW winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...W winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...NW winds 10 to 20 kt. Seas 3 to 4 ft. Rain likely. .SAT NIGHT...NW winds 15 to 25 kt. Seas 4 to 6 ft. .SUN...W winds 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...W to NW winds 10 to 20 kt. Seas 3 to 5 ft. .MON...NW winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. .TUE...SW winds 5 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...S winds 15 to 25 kt. Seas 4 to 7 ft. Cape Cod to Nantucket Shoals and Georges Bank .TODAY...W to SW winds 5 to 15 kt. Seas 3 to 6 ft. Isolated showers. .TONIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...N winds 15 to 25 kt. Seas 5 to 8 ft. Rain likely. .SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .SUN...W winds 5 to 15 kt. Seas 4 to 7 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 4 to 7 ft. .MON...NW winds 15 to 25 kt. Seas 5 to 8 ft. .MON NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft. .TUE...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .TUE NIGHT...S winds 15 to 25 kt. Seas 5 to 9 ft. South of New England .TODAY...SW winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...W winds 10 to 20 kt. Seas 3 to 4 ft. Rain likely and areas of fog with vsby 1 nm or less. .SAT...N winds 10 to 20 kt. Seas 5 to 8 ft. Rain likely. .SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 7 ft. .SUN...W winds 5 to 15 kt. Seas 3 to 6 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 3 to 6 ft. .MON...NW winds 15 to 25 kt. Seas 5 to 7 ft. .MON NIGHT...Variable winds 5 to 15 kt. Seas 3 to 6 ft. .TUE...S winds 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...S to SW winds 15 to 25 kt. Seas 5 to 9 ft.