Offshore Forecast
Issued by NWS
Issued by NWS
509 FZNT33 KWBC 100844 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 344 AM EST Mon Nov 10 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...Strong low pressure will track NE along coastal New England today, then clear N of the waters tonight into Tue. The low will pull a warm front N across the region early today, followed by a strong cold front through tonight. A series of secondary cold fronts or low pressure troughs will pass across the waters tonight through Tue night. A high pressure ridge will quickly pass E across the area Tue night into early Wed, with another series of cold fronts and low pressure troughs moving across the waters Wed through Fri night. Gulf of Maine to the Hague Line ...GALE WARNING... .TODAY...SE winds 25 to 35 kt, becoming S to SE 15 to 25 kt. Seas 7 to 12 ft. Scattered showers and tstms with vsby 1 nm or less. .TONIGHT...S to SW winds 15 to 25 kt, becoming W to SW. Seas 5 to 9 ft. Chance of rain with vsby 1 nm or less. .TUE...W to SW winds 20 to 30 kt. Seas 6 to 11 ft. Scattered showers. .TUE NIGHT...W winds 30 to 40 kt. Seas 10 to 17 ft. Scattered snow showers. .WED...W winds 20 to 30 kt, becoming SW 20 to 25 kt. Seas 9 to 15 ft. .WED NIGHT...W winds 15 to 25 kt. Seas 6 to 10 ft. .THU...W winds 10 to 20 kt. Seas 4 to 8 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 5 to 8 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...S winds 15 to 25 kt. Seas 6 to 10 ft. Scattered showers and tstms with vsby 1 nm or less. .TONIGHT...S to SW winds 15 to 25 kt, becoming W 20 to 30 kt. Seas 6 to 11 ft. Scattered showers and tstms with vsby 1 nm or less. .TUE...W winds 15 to 25 kt, increasing to 30 to 40 kt. Seas 10 to 16 ft. Scattered showers. .TUE NIGHT...W winds 30 to 40 kt. Seas 12 to 21 ft. Scattered showers. .WED...W winds 20 to 30 kt, becoming SW. Seas 11 to 19 ft. .WED NIGHT...W winds 20 to 30 kt. Seas 8 to 14 ft. .THU...W winds 15 to 25 kt. Seas 6 to 11 ft. .THU NIGHT...W to NW winds 20 to 30 kt. Seas 6 to 11 ft. .FRI...NW winds 20 to 30 kt. Seas 6 to 11 ft. .FRI NIGHT...NW winds 20 to 25 kt. Seas 6 to 10 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...S winds 10 to 20 kt, becoming W 15 to 25 kt. Seas 5 to 9 ft. Scattered showers and tstms with vsby 1 nm or less. .TONIGHT...W winds 15 to 25 kt. Seas 6 to 11 ft. Chance of rain. .TUE...W winds 30 to 40 kt. Seas 10 to 16 ft. Scattered showers. .TUE NIGHT...W winds 35 to 45 kt. Seas 12 to 20 ft. Scattered showers. .WED...W to SW winds 25 to 35 kt. Seas 9 to 15 ft. .WED NIGHT...W winds 20 to 30 kt. Seas 8 to 14 ft. .THU...W to NW winds 20 to 30 kt. Seas 6 to 11 ft. .THU NIGHT...NW winds 20 to 30 kt. Seas 7 to 11 ft. .FRI...NW winds 20 to 30 kt. Seas 6 to 11 ft. .FRI NIGHT...NW winds 20 to 30 kt. Seas 6 to 10 ft. .Forecaster Joseph. Ocean Prediction Center.