


Offshore Forecast
Issued by NWS
Issued by NWS
803 FZNT33 KWBC 071434 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1034 AM EDT Sat Jun 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...A weak stationary front will persist near the coast this morning as a low pressure system approaches from the S. The low will move NE across the waters later today into tonight. High pressure will build over the region tonight into Sun, then shift E of the area later Sun and Sun night as weak low pressure passes S and then SE of the waters. A warm front will lift N towards the area Sun night as another low develops just S the waters. The warm front and low will lift N and NE over the area Mon into Tue. Another low will track NE while remaining inland over New England Tue as its associated warm front lifts N over the area and its trailing cold front approaches from the W. The low and warm front will pass N of the area Tue night as the cold front moves E over the waters. The front will stall S of the waters Wed into Wed night, before another cold front approaches from the W and NW Wed night. Please see https://www.weather.gov/media/notification/pdf_2025/ pns25-33_vobra_discontinuation_2025.pdf (all lower case) for a proposal to discontinue this product. Gulf of Maine to the Hague Line .TODAY...S to SW winds 10 to 15 kt, becoming S 5 to 10 kt. Seas 3 to 4 ft. Chance of showers and tstms with vsby 1 nm or less. .TONIGHT...N winds 5 to 10 kt, becoming N to NW 5 to 15 kt. Seas 4 to 7 ft. Chance of showers and areas of fog with vsby 1 nm or less. .SUN...N winds 5 to 15 kt, becoming E to NE 5 to 10 kt. Seas 3 to 6 ft. Areas of fog with vsby 1 nm or less. .SUN NIGHT...E winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 5 ft. Chance of rain and areas of fog with vsby 1 nm or less. .MON...E winds 10 to 20 kt. Seas 3 to 6 ft. .MON NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 6 ft. .TUE...S to SE winds 5 to 15 kt. Seas 3 to 6 ft. .TUE NIGHT...S winds 10 to 15 kt, becoming W to SW. Seas 3 to 5 ft. .WED...W winds 10 to 15 kt, becoming SW. Seas 3 to 6 ft. .WED NIGHT...SW winds 10 to 15 kt, becoming W. Seas 3 to 6 ft. Georges Bank...from the Northeast Channel to the Great South Channel including waters east of Cape Cod...to the Hague Line .TODAY...S to SE winds 15 to 25 kt. Seas 6 to 10 ft. Chance of showers and tstms with vsby 1 nm or less. .TONIGHT...W to NW winds 10 to 20 kt. Seas 6 to 10 ft. Chance of showers, tstms and areas of fog with vsby 1 nm or less. .SUN...N to NW winds less than 10 kt, becoming NE. Seas 4 to 7 ft. Chance of showers and areas of fog with vsby 1 nm or less. .SUN NIGHT...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. Chance of rain and areas of fog with vsby 1 nm or less. .MON...E winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 5 to 15 kt, becoming SW. Seas 4 to 7 ft. .TUE...S to SW winds 5 to 10 kt, becoming S 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...S to SW winds 10 to 20 kt. Seas 4 to 8 ft. .WED...W to SW winds 10 to 20 kt, becoming SW 10 to 15 kt. Seas 4 to 7 ft. .WED NIGHT...SW winds 10 to 15 kt, becoming W. Seas 4 to 6 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...SE winds 10 to 20 kt, becoming S. Seas 5 to 9 ft. Chance of showers and tstms with vsby 1 nm or less. .TONIGHT...W winds 5 to 15 kt, becoming variable. Seas 4 to 8 ft. Chance of showers, tstms and areas of fog with vsby 1 nm or less. .SUN...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. Chance of showers and areas of fog with vsby 1 nm or less. .SUN NIGHT...E winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 5 ft. Chance of rain with vsby 1 nm or less. .MON...E winds 5 to 15 kt, becoming variable. Seas 3 to 6 ft. .MON NIGHT...S to SW winds less than 10 kt, becoming S to SE. Seas 3 to 6 ft. .TUE...S to SE winds 5 to 15 kt. Seas 3 to 6 ft. .TUE NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 8 ft. .WED...W winds 5 to 10 kt, becoming 5 to 15 kt. Seas 4 to 7 ft. .WED NIGHT...W to SW winds 10 to 15 kt. Seas 3 to 6 ft. .Forecaster Collins. Ocean Prediction Center.