Offshore Forecast
Issued by NWS
Issued by NWS
842 FZNT33 KWBC 181441 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1041 AM EDT Wed Sep 18 2024 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 high pressure ridge will persist across the waters today, then tonight. A warm front will lift N over the area later today and tonight, then stall across the waters later Thu into Fri as a series of lows develop along the front. The front will then move back S of the area Fri night into Sat night while a high pressure ridge builds S across the region. The ridge will remain across the area Sun into Sun night. Gulf of Maine to the Hague Line .TODAY...S to SW winds less than 10 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .TONIGHT...E to SE winds 5 to 10 kt, becoming E 5 to 15 kt. Seas 3 to 4 ft. Chance of rain with vsby 1 nm or less. .THU...E to NE winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers and chance of tstms. .THU NIGHT...NE winds 15 to 25 kt. Seas 6 to 10 ft. Scattered showers and chance of tstms. .FRI...NE winds 20 to 30 kt. Seas 6 to 10 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 6 to 10 ft. .SAT...NE winds 15 to 20 kt. Seas 5 to 9 ft. .SAT NIGHT...NE winds 15 to 20 kt. Seas 6 to 10 ft. .SUN...NE winds 10 to 20 kt. Seas 6 to 11 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 9 ft. Georges Bank...from the Northeast Channel to the Great South Channel including waters east of Cape Cod...to the Hague Line .TODAY...E winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 6 ft. Chance of showers and tstms with vsby 1 nm or less. .TONIGHT...E to SE winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .THU...E to NE winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .THU NIGHT...NE winds 20 to 30 kt. Seas 6 to 10 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .FRI...NE winds 20 to 30 kt. Seas 7 to 11 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 7 to 11 ft. .SAT...NE winds 15 to 25 kt. Seas 8 to 10 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft. .SUN...NE winds 20 to 30 kt. Seas 8 to 12 ft. .SUN NIGHT...NE winds 20 to 30 kt. Seas 8 to 11 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...E to NE winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and chance of tstms. .TONIGHT...E to NE winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .THU...N to NE winds 20 to 30 kt. Seas 5 to 9 ft. Scattered showers and chance of tstms. .THU NIGHT...NE winds 20 to 30 kt. Seas 6 to 10 ft. Scattered showers and chance of tstms. .FRI...N to NE winds 20 to 30 kt. Seas 6 to 11 ft. .FRI NIGHT...NE winds 20 to 30 kt. Seas 6 to 11 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 10 ft. .SAT NIGHT...NE winds 20 to 25 kt. Seas 7 to 11 ft. .SUN...NE winds 15 to 25 kt. Seas 7 to 12 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 6 to 11 ft. .Forecaster Joseph. Ocean Prediction Center.