Offshore Forecast
Issued by NWS
Issued by NWS
820 FZNT33 KWBC 220246 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1046 PM EDT Tue May 21 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...High pressure SE of the waters will continue to drift slowly S away from the waters through Wed night. A weak low pressure trough near the coast of Maine tonight will move slowly E across the waters Wed before dissipating Wed night. A cold front will approach the coast on Thu, and move SE across the waters Thu night through Fri night. A weak ridge of high pressure will build over the waters Sat followed by another cold front moving in from the W Sat night. The cold front will move E across the waters on Sun, diminishing Sun night. Gulf of Maine to the Hague Line .TONIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered showers, tstms and areas of fog with vsby 1 nm or less. .WED...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. .WED NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .THU...SW winds 5 to 15 kt. Seas 3 to 5 ft. Areas of fog and chance of rain with vsby 1 nm or less. .THU NIGHT...SW winds 10 to 20 kt, becoming W to SW 5 to 15 kt. Seas 3 to 5 ft. .FRI...W to SW winds 5 to 15 kt, becoming S to SW. Seas 3 to 4 ft. .FRI NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...W winds 5 to 10 kt, becoming SW 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...S to SW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 4 ft. .SUN...S winds 5 to 10 kt, becoming S to SE 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S to SE winds 10 to 15 kt, becoming SE 5 to 10 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...SW winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog, scattered showers and tstms with vsby 1 nm or less. .WED...SW winds 10 to 20 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .WED NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .THU...SW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...W to NW winds less than 10 kt, becoming variable. Seas 3 to 4 ft. .SAT NIGHT...S winds 5 to 15 kt, becoming S to SE. Seas 3 to 4 ft. .SUN...SE winds 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds 5 to 10 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...SW winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .WED...SW winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. Chance of rain and areas of fog with vsby 1 nm or less. .THU NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI...SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SW winds 5 to 15 kt, becoming W. Seas 3 to 4 ft. .SAT...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. .SAT NIGHT...S to SE winds less than 10 kt. Seas 3 to 4 ft. .SUN...SE winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. .Forecaster Byrd. Ocean Prediction Center.