


Offshore Forecast
Issued by NWS
Issued by NWS
837 FZNT33 KWBC 142043 OFFN31 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 443 PM EDT Mon Jul 14 2025 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. .SYNOPSIS FOR NEW ENGLAND WATERS...A weak high pressure ridge over the N waters tonight will retreat Tue. A weak cold front will approach from the N Tue and Tue night as a low pressure trough develops along the coast. The front will stall N of the area Wed and persist into Thu night before lifting further north. A cold front from the west will reach the coast Fri, them move E across the area Fri night into Sat. A secondary cold front or low pressure trough will move into the area Sat and Sat night. Gulf of Maine to the Hague Line .TONIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog. Chance of tstms. Vsby 1 NM or less. .TUE...SW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .WED...SW winds 5 to 10 kt, becoming S 10 to 15 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .WED NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 4 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft. .FRI...W to SW winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds less than 10 kt, becoming N to NE. Seas 3 to 4 ft. .SAT...N to NE winds 5 to 15 kt, becoming N. Seas 3 to 4 ft. .SAT NIGHT...W to SW 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 .TONIGHT...Variable winds less than 10 kt, becoming SW. Seas 3 to 4 ft. Areas of fog. Chance of tstms. Vsby 1 NM or less. .TUE...SW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft. Areas of fog, scattered showers and tstms with vsby 1 nm or less. .TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered showers, tstms and areas of fog with vsby 1 nm or less. .WED...S to SW winds less than 10 kt, increasing to 5 to 15 kt. Seas 3 to 4 ft. Areas of fog, scattered showers and tstms with vsby 1 nm or less. .WED NIGHT...S to SW winds 5 to 15 kt, becoming SW 5 to 10 kt. Seas 3 to 4 ft. .THU...S to SW winds 5 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SW winds 15 to 20 kt. Seas 3 to 6 ft. .FRI...SW winds 10 to 15 kt. Seas 3 to 6 ft. .FRI NIGHT...W to SW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas 3 to 5 ft. .SAT...N to NE winds 5 to 15 kt, becoming N 5 to 10 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds less than 10 kt. 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 .TONIGHT...S winds 5 to 15 kt, becoming S to SW 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and tstms with vsby 1 nm or less. .TUE...S to SW winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and tstms with vsby 1 nm or less. .TUE NIGHT...S to SW winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and tstms with vsby 1 nm or less. .WED...SW winds 5 to 10 kt, becoming S to SW 5 to 15 kt. Seas 3 to 4 ft. Scattered showers, tstms and areas of fog with vsby 1 nm or less. .WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .THU...SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 6 ft. .THU NIGHT...SW winds 10 to 20 kt, becoming W to SW 10 to 15 kt. Seas 4 to 6 ft. .FRI...W winds 10 to 15 kt, becoming SW 5 to 15 kt. Seas 3 to 6 ft. .FRI NIGHT...W to NW winds 5 to 10 kt. Seas 3 to 5 ft. .SAT...N to NE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E to NE winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .Forecaster Holley. Ocean Prediction Center.