Offshore Forecast
Issued by NWS
Issued by NWS
057 FZNT33 KWBC 210240 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1040 PM EDT Thu Jun 20 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. The National Weather Service is accepting public comments until July 29 2024 on a proposal to replace feet with meters when describing seas in a variety of National Marine Center text and graphical products for the Offshore and High Seas Areas only. To learn more please visit the following URL: https://ocean.weather.gov/proposed-meters.php .SYNOPSIS FOR NEW ENGLAND WATERS...High pressure centered SE of Georges Bank will drift S of the area tonight. A cold front will move S over the area tonight into Fri, then weaken and stall along 40N late Fri into Fri night. The front will then return slowly N as a warm front late Fri night into Sun, and lift N of the waters Sun night. The next cold front will gradually approach from the NW later Sun night into Mon, then move E across the area Mon night into Tue before passing E of the area Tue night. Gulf of Maine to the Hague Line .TONIGHT...W to NW winds 5 to 15 kt, becoming W to SW. Seas 3 to 4 ft. Scattered showers and chance of tstms. .FRI...N to NE winds 5 to 10 kt, becoming E to NE. Seas 3 to 4 ft. Slight chance of showers. .FRI NIGHT...S to SE winds less than 10 kt, becoming variable. Seas 3 ft, becoming 2 ft or less. Chance of showers with vsby 1 nm or less. .SAT...E to SE winds less than 10 kt. Seas 2 ft or less. Scattered showers with vsby 1 nm or less. .SAT NIGHT...S to SE winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas 3 to 4 ft. .SUN...S to SE winds 5 to 15 kt, becoming S 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. .MON...SW winds 15 to 25 kt. Seas 6 to 10 ft. .MON NIGHT...SW winds 15 to 25 kt, becoming W to SW 10 to 15 kt. Seas 5 to 9 ft. .TUE...W to NW winds 5 to 10 kt, becoming W to SW. Seas 4 to 7 ft. .TUE NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 5 ft. Georges Bank...from the Northeast Channel to the Great South Channel including waters east of Cape Cod...to the Hague Line .TONIGHT...W winds 10 to 20 kt. Seas 3 to 5 ft. Scattered showers and chance of tstms with vsby 1 nm or less. .FRI...W winds 5 to 15 kt. Seas 3 to 4 ft. Slight chance of showers with vsby 1 nm or less. .FRI NIGHT...W winds less than 10 kt. Seas 3 to 4 ft. Chance of showers with vsby 1 nm or less. .SAT...S to SW winds less than 10 kt. Seas 3 to 4 ft. Chance of showers and areas of fog with vsby 1 nm or less. .SAT NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...SW winds 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...SW winds 20 to 25 kt. Seas 5 to 9 ft. .MON...SW winds 15 to 25 kt. Seas 6 to 11 ft. .MON NIGHT...SW winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas 6 to 11 ft. .TUE...W to SW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas 5 to 9 ft. .TUE NIGHT...W to SW winds 5 to 10 kt. Seas 3 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 .TONIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SW winds 5 to 15 kt. Seas 3 to 5 ft. Slight chance of showers with vsby 1 nm or less. .FRI NIGHT...SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 5 ft. Chance of showers with vsby 1 nm or less. .SAT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...SW winds 15 to 25 kt. Seas 4 to 8 ft. .SUN NIGHT...SW winds 20 to 30 kt. Seas 6 to 11 ft. .MON...SW winds 20 to 30 kt. Seas 6 to 11 ft. .MON NIGHT...SW winds 15 to 25 kt, becoming W 5 to 15 kt. Seas 6 to 11 ft. .TUE...N to NW winds 5 to 10 kt, becoming W. Seas 5 to 8 ft. .TUE NIGHT...S to SW winds 5 to 10 kt. Seas 3 to 5 ft. .Forecaster Kells. Ocean Prediction Center.