


Offshore Forecast
Issued by NWS
Issued by NWS
799 FZNT33 KWBC 120229 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1029 PM EDT Fri Jul 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. .SYNOPSIS FOR NEW ENGLAND WATERS...A weak stationary front will remain S of the region tonight into Mon, while a weak high pressure prevails over most of the waters. The high will shift E and NE of the area late Sat through Sun. Weak low pressure will form and drift E and NE along the stalled front to the S of the waters later tonight into Mon, before passing E of the area later Mon into Mon night as a weak high pressure ridge develops over the waters. A weak cold front will approach from the N Tue and Tue night as a low pressure trough develops along the coast. The front will stall and dissipate N of the area Wed and Wed night as the trough persist near the coast. Gulf of Maine to the Hague Line .TONIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .SAT...SE winds 5 to 10 kt. Seas 3 to 4 ft. .SAT NIGHT...S to SE winds 5 to 10 kt. Seas 3 to 4 ft. .SUN...S to SE winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to 4 ft. .MON...S winds 5 to 10 kt. Seas 3 to 4 ft. .MON NIGHT...S winds 5 to 15 kt, becoming SW 5 to 10 kt. Seas 3 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas 3 to 4 ft. .TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .WED...SW winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 10 to 20 kt. 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 .TONIGHT...E to SE winds 5 to 10 kt. Seas 3 to 5 ft. Chance of showers and tstms with vsby 1 nm or less. .SAT...E winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 5 ft. .MON...E winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .MON NIGHT...Variable winds less than 10 kt, becoming W to SW. Seas 3 to 4 ft. .TUE...SW winds 5 to 10 kt, becoming W to SW 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 4 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...E to SE winds 5 to 10 kt. Seas 3 to 5 ft. .SAT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. .MON...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. .MON NIGHT...S to SW winds 5 to 10 kt. Seas 3 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas 3 to 4 ft. .TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .WED...SW winds 5 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 6 ft. .Forecaster Collins. Ocean Prediction Center.