


Offshore Forecast
Issued by NWS
Issued by NWS
182 FZNT33 KWBC 072025 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 425 PM EDT Mon Apr 7 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...An area of low pressure will track NE along a stationary front tonight. The low will move E of the waters early Tue as a trough moves near the coast. The trough will cross the region Tue night into Wed while the associated low center remains N of the region. High pressure will build into the waters Wed into Wed night, then shift E of the area Thu into Fri. A warm front will lift N into the region Fri night into Sat. A low will approach the waters from the S Sat night. Gulf of Maine to the Hague Line ...GALE WARNING... .TONIGHT...E winds 5 to 15 kt, becoming E to NE 10 to 20 kt. Seas 3 to 6 ft. Chance of rain. Chance of snow. .TUE...E to NE winds 5 to 15 kt, becoming W 20 to 30 kt. Seas 4 to 7 ft. Chance of rain and snow. .TUE NIGHT...W winds 30 to 40 kt. Seas 8 to 14 ft. .WED...W to NW winds 20 to 30 kt, becoming W 5 to 15 kt. Seas 8 to 13 ft. .WED NIGHT...SW winds 10 to 20 kt, becoming W to NW. Seas 3 to 6 ft. .THU...Variable winds less than 10 kt, becoming SW. Seas 3 to 4 ft. .THU NIGHT...S to SW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 4 ft. .FRI...E to SE winds 5 to 15 kt. Seas 2 ft or less, becoming 3 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 4 to 8 ft. .SAT NIGHT...E to NE winds 10 to 20 kt, becoming N to NE. 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... .TONIGHT...E to NE winds 10 to 20 kt. Seas 5 to 9 ft. Chance of rain with vsby 1 nm or less. .TUE...N to NW winds 5 to 15 kt, becoming W 25 to 35 kt. Seas 6 to 11 ft. Rain. .TUE NIGHT...W winds 30 to 40 kt. Seas 8 to 14 ft. .WED...W winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas 8 to 14 ft. .WED NIGHT...W to SW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas 5 to 8 ft. .THU...Variable winds less than 10 kt, increasing to 5 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 4 to 8 ft. .SAT...E to SE winds 10 to 20 kt, becoming S to SE 5 to 15 kt. Seas 6 to 9 ft. .SAT NIGHT...S winds 5 to 15 kt. Seas 5 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... .TONIGHT...E to NE winds 5 to 15 kt, increasing to 10 to 20 kt, then, becoming N to NE 5 to 15 kt. Seas 4 to 8 ft. Rain with vsby 1 nm or less. .TUE...W to NW winds 15 to 25 kt, becoming W 25 to 35 kt. Seas 6 to 10 ft. .TUE NIGHT...W to NW winds 25 to 35 kt. Seas 7 to 13 ft. .WED...NW winds 15 to 25 kt, becoming W 5 to 15 kt. Seas 6 to 10 ft. .WED NIGHT...W to SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 6 ft. .THU...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...E to SE winds 10 to 15 kt, becoming E 10 to 20 kt. Seas 3 to 4 ft. .FRI...E winds 15 to 20 kt. Seas 3 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E to SE winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...N winds 5 to 15 kt. Seas 5 to 6 ft. .Forecaster Shaw. Ocean Prediction Center.