Offshore Forecast
Issued by NWS
Issued by NWS
518 FZNT33 KWBC 151430 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1030 AM EDT Mon Jul 15 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 will persist SE of the area today through Fri night. A weak cold front or low pressure trough will pass just N or NW of the waters later today and tonight. A stronger cold front will slowly approach the area from the W Tue into Thu, move slowly SE over the waters later Thu, Thu night into early Fri, then pass S of the region by later Fri and Fri night as high pressure builds E over New England. Gulf of Maine to the Hague Line .TODAY...SW winds 10 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 4 ft. Areas of fog, chance of showers and tstms with vsby 1 nm or less. .TONIGHT...SW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to 5 ft. Areas of fog, isolated showers and tstms with vsby 1 nm or less. .TUE...SW winds 10 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 5 ft. Areas of fog, slight chance of showers and tstms with vsby 1 nm or less. .TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. Areas of fog and slight chance of showers with vsby 1 nm or less. .WED...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .WED NIGHT...SW winds 15 to 25 kt. Seas 4 to 8 ft. .THU...SW winds 10 to 20 kt. Seas 5 to 8 ft. .THU NIGHT...SW winds 5 to 15 kt, becoming N to NW. Seas 4 to 7 ft. .FRI...N winds 5 to 10 kt, becoming W to NW 5 to 15 kt. Seas 3 to 6 ft. .FRI NIGHT...W to SW winds 5 to 15 kt, becoming W. 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 .TODAY...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. .TONIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Areas of fog, isolated showers and tstms with vsby 1 nm or less. .TUE...SW winds 15 to 20 kt. Seas 3 to 6 ft. Areas of fog with vsby 1 nm or less. .TUE NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. Chance of showers, tstms and areas of fog with vsby 1 nm or less. .WED...SW winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...SW winds 15 to 25 kt. Seas 6 to 10 ft. .THU...SW winds 15 to 25 kt. Seas 6 to 10 ft. .THU NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. .FRI...SW winds 15 to 25 kt, becoming W to NW 5 to 15 kt. Seas 5 to 8 ft. .FRI NIGHT...Variable winds less than 10 kt, becoming W. Seas 4 to 7 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...SW winds 10 to 15 kt. Seas 3 to 4 ft. Chance of showers, tstms and areas of fog with vsby 1 nm or less. .TONIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Isolated showers and tstms with vsby 1 nm or less. .TUE...SW winds 10 to 20 kt. Seas 3 to 6 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 4 to 7 ft. Chance of showers and tstms with vsby 1 nm or less. .WED...SW winds 15 to 25 kt. Seas 4 to 8 ft. .WED NIGHT...SW winds 15 to 25 kt. Seas 6 to 11 ft. .THU...SW winds 15 to 25 kt. Seas 6 to 10 ft. .THU NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. .FRI...N winds 5 to 15 kt, diminishing to less than 10 kt. Seas 4 to 8 ft. .FRI NIGHT...S winds less than 10 kt, becoming variable. Seas 3 to 6 ft. .Forecaster Holley. Ocean Prediction Center.