


Offshore Forecast
Issued by NWS
Issued by NWS
781 FZNT23 KWNM 060847 OFFN01 NAVTEX Marine Forecast for NE US waters NWS Ocean Prediction Center Washington DC 447 AM EDT Mon Oct 6 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...Strong high pressure will persist just S of the waters today into tonight before shifting E and SE of the area by Tue. A strong cold front will approach the area from the W and NW Tue night, then move quickly SE across the area on Wed. The front will clear S and E of the waters Wed night into early Thu as strong high pressure builds E and SE toward the area from the Great Lakes. High pressure will move SE over the waters later Thu into Fri, before passing just E of the area Fri night as a low pressure system organizes to the S of the waters. Eastport Maine to Cape Cod .TODAY...SW winds 10 to 20 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .TUE...SW winds 15 to 25 kt. Seas 3 to 6 ft. Areas of fog with vsby 1 nm or less. .TUE NIGHT...SW winds 20 to 30 kt. Seas 5 to 8 ft. Showers likely with vsby 1 nm or less. .WED...SW winds 20 to 30 kt. Seas 5 to 8 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 4 to 7 ft. .THU...N to NW winds 15 to 25 kt. Seas 5 to 7 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .FRI...SW winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Cape Cod to Nantucket Shoals and Georges Bank .TODAY...SW winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less early. .TONIGHT...S to SW winds 10 to 20 kt. Seas 3 to 4 ft. .TUE...S to SW winds 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. Chance of showers and tstms with vsby 1 nm or less. .WED...SW winds 20 to 30 kt. Seas 4 to 7 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 5 to 7 ft. .THU...N winds 20 to 30 kt. Seas 6 to 10 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 9 ft. South of New England .TODAY...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .TONIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .TUE...S to SW winds 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. Chance of showers. .WED...W to SW winds 15 to 25 kt. Seas 3 to 6 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 4 to 7 ft. .THU...N to NE winds 20 to 30 kt. Seas 6 to 10 ft. .THU NIGHT...E to NE winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 9 ft.