Offshore Forecast
Issued by NWS
Issued by NWS
854 FZNT33 KWBC 111457 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC ISSUED BY NWS National Hurricane Center Miami FL 957 AM EST Thu Dec 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. This product will be discontinued January 6. For more details see: https://www.weather.gov/media/notification/pdf_2025/ scn25-83_Updated_VOBRA_Discontinuation_aaa.pdf .SYNOPSIS FOR NEW ENGLAND WATERS...A strong cold front will clear E of the area today, followed by a series of secondary cold fronts or low pressure troughs Thu into Fri. High pressure will build E across the region Fri night into Sat. Another strong cold front will sweep E across the waters Sat night and Sun. An area of low pressure will ride NE along the front Sun before moving well E and NE of the waters Sun night into Mon night. A series of weak secondary troughs will move across the waters Mon and Mon night. Gulf of Maine to the Hague Line ...GALE WARNING... .TODAY...W winds 25 to 30 kt, becoming 25 to 35 kt. Seas 7 to 13 ft. .TONIGHT...W winds 30 to 40 kt. Seas 10 to 17 ft. Light freezing spray, isolated showers and snow showers with vsby 1 nm or less. .FRI...W winds 30 to 40 kt. Seas 10 to 17 ft. Light freezing spray. .FRI NIGHT...W winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas 8 to 14 ft. .SAT...W winds 10 to 20 kt, becoming SW. Seas 5 to 8 ft. .SAT NIGHT...W to SW winds 15 to 25 kt. Seas 3 to 6 ft. .SUN...W winds 5 to 15 kt, becoming NW. Seas 3 to 5 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 5 to 9 ft. .MON...N to NW winds 25 to 35 kt, becoming NW 20 to 30 kt. Seas 7 to 13 ft. .MON NIGHT...NW winds 20 to 30 kt, becoming W 10 to 20 kt. Seas 6 to 10 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 25 to 30 kt, becoming 25 to 35 kt. Seas 8 to 14 ft. Isolated showers. .TONIGHT...W winds 30 to 40 kt. Seas 10 to 18 ft. Isolated showers and snow showers with vsby 1 nm or less. .FRI...W winds 30 to 40 kt. Seas 11 to 18 ft. .FRI NIGHT...W winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 9 to 16 ft. .SAT...W to SW winds 10 to 20 kt. Seas 6 to 10 ft. .SAT NIGHT...SW winds 10 to 20 kt, becoming W 15 to 25 kt. Seas 3 to 6 ft. .SUN...W to NW winds 5 to 15 kt, becoming N to NW 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...N to NW winds 20 to 30 kt, becoming NW 25 to 35 kt. Seas 6 to 10 ft. .MON...NW winds 30 to 40 kt. Seas 10 to 17 ft. .MON NIGHT...W to NW winds 20 to 30 kt. Seas 8 to 13 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 to NW winds 25 to 30 kt, becoming W 25 to 35 kt. Seas 7 to 13 ft. .TONIGHT...W winds 30 to 40 kt. Seas 9 to 15 ft. Isolated showers and snow showers with vsby 1 nm or less. .FRI...W winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 9 to 15 ft. .FRI NIGHT...W winds 15 to 25 kt. Seas 6 to 10 ft. .SAT...W to SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 3 to 6 ft. .SUN...NW winds 5 to 15 kt, increasing to 15 to 25 kt. Seas 3 to 6 ft. .SUN NIGHT...NW winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 6 to 11 ft. .MON...NW winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 8 to 14 ft. .MON NIGHT...W to NW winds 20 to 30 kt. Seas 6 to 11 ft. .Forecaster Holley. Ocean Prediction Center.