


Offshore Forecast
Issued by NWS
Issued by NWS
106 FZNT33 KWBC 071432 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1032 AM EDT Tue Oct 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...High pressure remains over the area today, then shifts E tonight as a cold front approaches from the W. The cold front moves into the waters by early Wed, passing E of the area early Wed night. Another high builds E behind the front, with a surface trough moving S along the E part of the high Thu. High pressure then continues through Fri. The high shifts S Fri night as another cold front approaches the waters from the NW. That front moves into the area and gradually diminishes Sat and Sat night while yet another high builds in from the NW. Gulf of Maine to the Hague Line .TODAY...SW winds 15 to 20 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...SW winds 15 to 25 kt. Seas 4 to 8 ft. Areas of fog with vsby 1 nm or less. .WED...S to SW winds 15 to 25 kt. Seas 4 to 8 ft. Numerous showers. .WED NIGHT...N winds 15 to 25 kt. Seas 4 to 8 ft. .THU...N to NW winds 20 to 30 kt. Seas 5 to 9 ft. .THU NIGHT...N winds 20 to 30 kt, becoming N to NW 10 to 20 kt. Seas 5 to 9 ft. .FRI...W to NW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...W winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...W to SW winds 5 to 15 kt, becoming N. Seas 3 to 4 ft. Georges Bank...from the Northeast Channel to the Great South Channel including waters east of Cape Cod...to the Hague Line .TODAY...SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .WED...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers and tstms with vsby 1 nm or less. .WED NIGHT...N winds 20 to 30 kt. Seas 5 to 9 ft. Numerous showers. .THU...N winds 20 to 30 kt. Seas 5 to 9 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 6 to 10 ft. .FRI...N winds 5 to 15 kt, becoming W. Seas 4 to 7 ft. .FRI NIGHT...W winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...Variable winds 5 to 15 kt, becoming NE 10 to 20 kt. Seas 3 to 5 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 .TODAY...SW winds 10 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...S winds 10 to 20 kt, becoming SW. Seas 3 to 5 ft. .WED...S to SW winds 15 to 20 kt, becoming SW 20 to 30 kt. Seas 4 to 7 ft. Numerous showers. .WED NIGHT...N winds 20 to 30 kt. Seas 4 to 7 ft. .THU...N winds 15 to 25 kt. Seas 4 to 8 ft. .THU NIGHT...N to NE winds 15 to 25 kt. Seas 4 to 8 ft. .FRI...E to NE winds less than 10 kt, becoming variable. Seas 3 to 6 ft. .FRI NIGHT...SW winds 5 to 15 kt, becoming W. Seas 3 to 4 ft. .SAT...Variable winds less than 10 kt, becoming E to NE. Seas 3 to 4 ft. .SAT NIGHT...NE winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 4 to 7 ft. .Forecaster Collins. Ocean Prediction Center.