Offshore Forecast
Issued by NWS
Issued by NWS
781 FZNT33 KWBC 230234 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1034 PM EDT Sat Jun 22 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...A quasi-stationary front will linger across the New England waters tonight, then lift N as a warm front Sun. A cold front will approach from the W Sun night, and move offshore Mon as an associated low moves into the Gulf of Maine. The low will track E and pass E of the waters Mon night as the trailing cold front crosses the region. A weak high pressure ridge will form over the area Tue, and shift E of the waters Tue night. Another cold front will approach from the W and NW Wed and Wed night, then cross the region Thu into Thu night. High pressure will build over New England later Thu night. Gulf of Maine to the Hague Line .TONIGHT...E winds less than 10 kt. Seas 1 to 3 ft. Chance of rain and areas of fog with vsby 1 nm or less. .SUN...S winds 5 to 15 kt, becoming S to SW 20 to 30 kt. Seas building to 4 to 7 ft. Showers and chance of tstms with vsby 1 nm or less. .SUN NIGHT...SW winds 20 to 30 kt. Seas building to 6 to 10 ft. Showers likely and scattered tstms with vsby 1 nm or less. .MON...S to SW winds 15 to 25 kt. Seas 6 to 11 ft. Scattered showers and tstms with vsby 1 nm or less. .MON NIGHT...SW winds 10 to 20 kt, becoming W to NW. Seas 5 to 9 ft. .TUE...N to NW winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 4 to 8 ft. .TUE NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 6 ft. .WED...SW winds 15 to 25 kt. Seas 4 to 7 ft. .WED NIGHT and THU...SW winds 15 to 25 kt. Seas 5 to 9 ft. .THU NIGHT...N to NW winds 10 to 20 kt, becoming N 10 to 15 kt. Seas subsiding to 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 .TONIGHT...SW winds 5 to 15 kt. Seas 2 to 4 ft. Areas of fog, isolated showers and tstms with vsby 1 nm or less. .SUN...SW winds 10 to 20 kt, becoming S to SW 20 to 30 kt. Seas building to 4 to 7 ft. Chance of showers and tstms with vsby 1 nm or less. .SUN NIGHT...SW winds 20 to 30 kt. Seas building to 6 to 10 ft. Chance of showers and tstms with vsby 1 nm or less. .MON...SW winds 20 to 30 kt. Seas 7 to 12 ft. Scattered showers and tstms with vsby 1 nm or less. .MON NIGHT...SW winds diminishing to 10 to 20 kt, then becoming W. Seas 6 to 11 ft. .TUE...W to NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 5 to 9 ft. .TUE NIGHT...W winds 5 to 15 kt, becoming SW 10 to 15 kt. Seas 4 to 7 ft. .WED...SW winds 15 to 25 kt. Seas 4 to 7 ft. .WED NIGHT...S to SW winds 15 to 25 kt. Seas 5 to 9 ft. .THU...S to SW winds 15 to 25 kt. Seas 4 to 8 ft. .THU NIGHT...SW winds 10 to 20 kt, becoming N. 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 6 ft. Scattered to isolated showers and tstms. .SUN...SW winds increasing to 20 to 30 kt. Seas becoming 4 to 8 ft. Chance of showers and tstms. .SUN NIGHT...SW winds 20 to 30 kt. Seas building to 7 to 12 ft. Showers and tstms. .MON...SW winds 15 to 25 kt. Seas 7 to 12 ft. Showers and tstms likely with vsby 1 nm or less. .MON NIGHT...W to NW winds 20 to 30 kt. Seas 6 to 11 ft. .TUE...NW winds diminishing to 10 to 20 kt, then becoming W to SW 5 to 15 kt. Seas subsiding to 4 to 8 ft. .TUE NIGHT...SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas becoming 3 to 6 ft. .WED...SW winds 15 to 25 kt. Seas 4 to 7 ft. .WED NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 8 ft. .THU...SW winds diminishing to 5 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...W to SW winds 10 to 20 kt, becoming N to NE. Seas 3 to 5 ft. .Forecaster Mills. Ocean Prediction Center.