Offshore Forecast
Issued by NWS
Issued by NWS
195 FZNT33 KWBC 222048 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 348 PM EST Wed Jan 22 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...High pressure will slowly build E over the region tonight, then weaken while shifting E of the area Thu into Thu night. A low will develop S of the waters Thu while tracking NE towards Georges Bank, then pass SE and E of the waters Thu night and Fri. Another ridge will build E over the region Fri night and Sat, then shift E of the area Sat night. A cold front will approach the waters from the NW Sat night into Sun, then cross the area Sun night. Another cold front will approach the waters from the W Mon and Mon night. Gulf of Maine to the Hague Line .TONIGHT...N winds 5 to 15 kt, becoming N to NW early, then, becoming SW. Seas 3 to 5 ft. Light freezing spray. .THU...SW winds 15 to 25 kt. Seas 3 to 6 ft. Light freezing spray and isolated snow showers. .THU NIGHT...W to SW winds 15 to 25 kt. Seas 4 to 7 ft. Chance of snow. .FRI...W to NW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...N to NW winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NW winds 10 to 15 kt, becoming W. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 25 kt. Seas 4 to 7 ft. .SUN...W winds 20 to 30 kt. Seas 6 to 11 ft. .SUN NIGHT...W winds 20 to 30 kt. Seas 6 to 11 ft. .MON...W to SW winds 20 to 30 kt. Seas 6 to 10 ft. .MON NIGHT...SW winds 20 to 30 kt. Seas 9 to 16 ft. Georges Bank...from the Northeast Channel to the Great South Channel including waters east of Cape Cod...to the Hague Line .TONIGHT...N to NE winds 10 to 20 kt, becoming S to SE less than 10 kt. Seas 5 to 8 ft. Light freezing spray. .THU...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...W to SW winds 10 to 20 kt, becoming W to NW. Seas 3 to 6 ft. Chance of rain and snow. .FRI...W winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...NW winds 10 to 20 kt, becoming W 15 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds 15 to 20 kt, increasing to 20 to 30 kt. Seas 4 to 8 ft. .SUN...W winds 20 to 30 kt. Seas 6 to 11 ft. .SUN NIGHT...W winds 20 to 30 kt. Seas 7 to 12 ft. .MON...W winds 15 to 20 kt, becoming W to SW 20 to 30 kt. Seas 6 to 10 ft. .MON NIGHT...SW winds 20 to 30 kt. Seas 9 to 15 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 .TONIGHT...N winds 5 to 15 kt, becoming N to NE early, then, becoming variable. Seas 3 to 6 ft. Light freezing spray. .THU...S winds 5 to 15 kt, becoming SW. Seas 3 to 5 ft. .THU NIGHT...W winds 10 to 20 kt, becoming NW 15 to 20 kt. Seas 3 to 6 ft. Chance of rain. .FRI...W to NW winds 10 to 20 kt. Seas 3 to 6 ft. .FRI NIGHT...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 5 ft. .SAT...NW winds 10 to 20 kt, becoming W 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 20 to 30 kt. Seas 4 to 7 ft. .SUN...W winds 20 to 30 kt. Seas 6 to 10 ft. .SUN NIGHT...W winds 20 to 30 kt, diminishing to 15 to 20 kt. Seas 6 to 11 ft. .MON...W winds 10 to 20 kt, increasing to 20 to 30 kt. Seas 5 to 9 ft. .MON NIGHT...SW winds 20 to 30 kt, becoming W. Seas 7 to 12 ft. .Forecaster Holley. Ocean Prediction Center.