Offshore Forecast
Issued by NWS
Issued by NWS
790 FZNT33 KWBC 110836 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 336 AM EST Tue Nov 11 2025 New England continental shelf and slope waters from 25 nm offshore to the Hague Line, except to 1000 fm south of New England. Conditions given represent the highest within that period. Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. Locally higher winds and seas can be expected in and near tstms. .SYNOPSIS FOR NEW ENGLAND WATERS...A broad, complex low pressure system will clear N of the waters today while pulling a strong cold front across the eastern portions. A series of low pressure troughs or weak cold fronts will pass across the waters behind the primary front today and tonight. A high pressure ridge will quickly pass E across the area tonight into early Wed. Another cold front will move offshore Wed, then clear E of the area Wed night. Another series of low pressure troughs or weak cold fronts will move across the waters Thu and Thu night. A cold front will approach the coast Fri, then push SE across the region Fri night. High pressure will build SE toward the waters Sat and Sat night. Gulf of Maine to the Hague Line ...GALE WARNING... .TODAY...W to SW winds 20 to 30 kt. Seas 6 to 11 ft. .TONIGHT...W winds 30 to 40 kt. Seas 10 to 17 ft. Scattered showers and snow showers. .WED...W to SW winds 20 to 30 kt. Seas 8 to 14 ft. Chance of showers. .WED NIGHT...W winds 10 to 20 kt. Seas 6 to 10 ft. Scattered showers. .THU...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. .THU NIGHT...NW winds 15 to 25 kt. Seas 4 to 7 ft. .FRI...NW winds 15 to 25 kt. Seas 4 to 7 ft. .FRI NIGHT...N to NW winds 15 to 25 kt. Seas 3 to 6 ft. .SAT...NW winds 15 to 25 kt. Seas 3 to 6 ft. .SAT NIGHT...NW winds 15 to 25 kt, diminishing to 5 to 15 kt. Seas 3 to 6 ft. Georges Bank...from the Northeast Channel to the Great South Channel including waters east of Cape Cod...to the Hague Line ...GALE WARNING... .TODAY...W winds 20 to 30 kt, increasing to 30 to 40 kt. Seas 10 to 16 ft. Scattered tstms. .TONIGHT...W winds 35 to 45 kt. Seas 12 to 21 ft. Scattered showers. .WED...W to SW winds 20 to 30 kt. Seas 11 to 18 ft. Scattered showers. .WED NIGHT...W winds 15 to 25 kt. Seas 7 to 12 ft. Scattered showers. .THU...W winds 15 to 25 kt. Seas 6 to 10 ft. .THU NIGHT...W to NW winds 20 to 30 kt. Seas 6 to 10 ft. .FRI...NW winds 20 to 30 kt. Seas 6 to 10 ft. .FRI NIGHT...NW winds 15 to 25 kt, becoming N. Seas 5 to 9 ft. .SAT...N to NW winds 15 to 25 kt. Seas 4 to 7 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 4 to 7 ft. South of New England...from the Great South Channel to Hudson Canyon including the waters south of Marthas Vineyard and Nantucket Island...out to 1000 fm ...GALE WARNING... .TODAY...W winds 25 to 30 kt, increasing to 30 to 40 kt. Seas 10 to 16 ft. Scattered tstms. .TONIGHT...W winds 35 to 45 kt. Seas 12 to 20 ft. Scattered showers. .WED...W winds 25 to 35 kt. Seas 8 to 14 ft. Chance of showers. .WED NIGHT...W winds 20 to 30 kt. Seas 7 to 12 ft. Scattered showers. .THU...W winds 15 to 25 kt. Seas 6 to 10 ft. .THU NIGHT...NW winds 20 to 30 kt. Seas 6 to 10 ft. .FRI...NW winds 20 to 30 kt. Seas 6 to 10 ft. .FRI NIGHT...NW winds 20 to 30 kt, becoming N 15 to 25 kt. Seas 4 to 8 ft. .SAT...N to NW winds 15 to 25 kt. Seas 4 to 7 ft. .SAT NIGHT...NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 6 ft. .Forecaster Joseph. Ocean Prediction Center.