Offshore Forecast
Issued by NWS
Issued by NWS
477 FZNT33 KWBC 092018 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 418 PM EDT Sun Jun 9 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 cold front will move into the waters tonight before weakening across the region Mon. Another cold front will approach the coast later Mon, with the front drifting slowly offshore Mon night into Tue while weakening. Weak high pressure will form just N and W of the area Tue night into Wed as low pressure develops S of the waters. The low will pass E of the area Wed night as a weak ridge of high pressure builds over the area. The ridge axis will move E of the region Thu and Thu night. A cold front will approach the coast Fri, then move into the waters Fri night. Gulf of Maine to the Hague Line .TONIGHT...W to SW winds 10 to 20 kt. Seas 3 to 6 ft. Showers likely. .MON...W winds 10 to 20 kt, becoming SW 5 to 15 kt. Seas 3 to 5 ft. Isolated showers. .MON NIGHT...SW winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .TUE...Variable winds less than 10 kt, becoming S to SW. Seas 3 to 4 ft. .TUE NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .WED...Variable winds less than 5 kt, becoming S. Seas 3 to 4 ft. .WED NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU...SW winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 15 to 20 kt, becoming SW. Seas 3 to 5 ft. .FRI...SW winds 15 to 20 kt, becoming S 20 to 30 kt. Seas 5 to 8 ft. .FRI NIGHT...S to SW winds 20 to 30 kt, becoming SW 10 to 20 kt. Seas 5 to 9 ft. Georges Bank...from the Northeast Channel to the Great South Channel including waters east of Cape Cod...to the Hague Line .TONIGHT...W to SW winds 10 to 20 kt, becoming SW 5 to 15 kt. Seas 3 to 6 ft. Chance of showers. Areas of fog. Vsby 1 NM or less. .MON...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .MON NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .TUE...S to SW winds less than 10 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .TUE NIGHT...S winds less than 10 kt, becoming variable. Seas 3 to 4 ft. .WED...Variable winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 5 ft. .FRI...SW winds 15 to 25 kt. Seas 4 to 7 ft. .FRI NIGHT...S to SW winds 15 to 25 kt. 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 .TONIGHT...W winds 10 to 20 kt, becoming S to SW less than 10 kt, then, becoming W to SW. Seas 3 to 6 ft. Chance of showers. .MON...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...W to SW winds 5 to 15 kt, becoming NW. Seas 3 to 4 ft. .TUE...N to NE winds less than 10 kt, becoming variable. Seas 3 to 4 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .WED...Variable winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU...SW winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...S to SW winds 15 to 25 kt. Seas 3 to 5 ft. .FRI...SW winds 10 to 20 kt, becoming S 15 to 25 kt. Seas 4 to 7 ft. .FRI NIGHT...S winds 15 to 25 kt, becoming SW 10 to 20 kt. Seas 4 to 8 ft. .Forecaster Shaw. Ocean Prediction Center.