Offshore Forecast
Issued by NWS
Issued by NWS
036 FZNT33 KWBC 181424 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1024 AM EDT Thu Jul 18 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 slowly SE over the waters today and tonight. The front will pass S of the area Fri, then stall S of the waters later Fri into Sun as a weak high pressure moves across the area. The front will slowly diminish Sun and Mon. Another cold front will approach northern New England from the N Sat night, then move offshore New England Sun. The front will become stationary across the Gulf of Maine through Mon night while gradually weakening. Gulf of Maine to the Hague Line .TODAY...SW winds 5 to 15 kt. Seas 4 to 7 ft. Areas of fog, showers and tstms with vsby 1 nm or less. .TONIGHT...W to SW winds 5 to 10 kt, becoming N 5 to 15 kt. Seas 4 to 7 ft. Areas of fog with vsby 1 nm or less. .FRI...N to NW winds 5 to 10 kt, becoming W to SW. Seas 3 to 6 ft. .FRI NIGHT...W to SW winds 5 to 10 kt. Seas 3 to 5 ft. .SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas 3 to 5 ft. .SUN...W to SW winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...W to SW winds less than 10 kt, becoming variable. Seas 3 to 4 ft. .MON...Variable winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...S winds 5 to 10 kt. Seas 3 to 4 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 15 to 25 kt. Seas 6 to 10 ft. Scattered showers and tstms with vsby 1 nm or less. .TONIGHT...SW winds 10 to 20 kt. Seas 5 to 9 ft. Scattered showers, fog and tstms with vsby 1 nm or less. .FRI...N winds less than 10 kt. Seas 4 to 8 ft. Areas of fog with vsby 1 nm or less. .FRI NIGHT...Variable winds less than 10 kt, becoming W to SW. Seas 3 to 6 ft. .SAT...SW winds less than 10 kt, increasing to 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 4 ft. .SUN...SW winds 5 to 15 kt, diminishing to less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...W to SW winds less than 10 kt, becoming variable. Seas 3 to 4 ft. .MON...Variable winds less than 5 kt. Seas 3 to 4 ft. .MON NIGHT...Variable winds less than 10 kt, becoming S to SE. Seas 3 to 4 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 15 to 25 kt. Seas 6 to 10 ft. Scattered showers and tstms. .TONIGHT...SW winds 10 to 20 kt, becoming N. Seas 4 to 8 ft. Scattered showers and slight chance of tstms with vsby 1 nm or less. .FRI...N winds 5 to 15 kt, becoming N to NE. Seas 4 to 7 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .SAT...SW winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .SUN...Variable winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .MON...Variable winds less than 5 kt, becoming S to SE. Seas 3 to 4 ft. .MON NIGHT...S to SW winds less than 10 kt. Seas 3 to 4 ft. .Forecaster Holley. Ocean Prediction Center.