Offshore Forecast
Issued by NWS
Issued by NWS
162 FZNT21 KWBC 251450 OFFNT1 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 950 AM EST Tue Nov 25 2025 New England continental shelf and slope waters from 25 nm offshore to the Hague Line, except to 1000 fm south of New England. 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. ANZ898-260415- 950 AM EST Tue Nov 25 2025 .SYNOPSIS FOR NEW ENGLAND WATERS...High pressure just S of the waters this morning will move SE of the area later today. A warm front will lift N across the region tonight into Wed, before a cold front moves E through the waters Wed and Wed night. A series of secondary cold fronts will move E through the area Wed night through Fri night. Another high will build E across the region Sat and Sat night. $$ ANZ800-260415- Gulf of Maine to the Hague Line- 950 AM EST Tue Nov 25 2025 ...GALE FORCE WINDS POSSIBLE FRI... .TODAY...SW winds 15 to 25 kt. Seas 3 to 6 ft. .TONIGHT...SW winds 15 to 20 kt, becoming S 15 to 25 kt. Seas 3 to 6 ft. Chance of showers. .WED...S to SW winds 20 to 30 kt, becoming SW 10 to 20 kt. Seas 5 to 9 ft. Chance of showers with vsby 1 nm or less. .WED NIGHT...S to SW winds 10 to 15 kt, becoming SW 15 to 20 kt. Seas 4 to 8 ft. Chance of showers with vsby 1 nm or less. .THU...W winds 20 to 30 kt. Seas 6 to 10 ft. .THU NIGHT...W winds 25 to 30 kt. Seas 7 to 12 ft. .FRI...W winds 25 to 30 kt, becoming 25 to 35 kt. Seas 8 to 14 ft. .FRI NIGHT...W winds 25 to 35 kt, becoming 25 to 30 kt. Seas 8 to 14 ft. .SAT...W to NW winds 20 to 30 kt. Seas 8 to 13 ft. .SAT NIGHT...NW winds 15 to 20 kt, becoming W to NW 10 to 15 kt. Seas 5 to 8 ft. $$ ANZ805-260415- Georges Bank between Cape Cod and 68W north of 1000 FM- 950 AM EST Tue Nov 25 2025 ...GALE FORCE WINDS POSSIBLE FRI... .TODAY...SW winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...S winds 15 to 25 kt. Seas 3 to 6 ft. Chance of showers. .WED...S to SW winds 15 to 25 kt. Seas 6 to 10 ft. Chance of showers with vsby 1 nm or less. .WED NIGHT...SW winds 15 to 20 kt. Seas 5 to 9 ft. Chance of showers with vsby 1 nm or less. .THU...W winds 20 to 25 kt. Seas 6 to 11 ft. .THU NIGHT...W winds 25 to 30 kt. Seas 7 to 13 ft. .FRI...W winds 30 to 40 kt. Seas 9 to 16 ft. .FRI NIGHT...W winds 25 to 35 kt. Seas 9 to 16 ft. .SAT...W winds 25 to 30 kt, becoming NW 15 to 25 kt. Seas 8 to 13 ft. .SAT NIGHT...NW winds 10 to 20 kt, becoming W to NW 5 to 10 kt. Seas 4 to 8 ft. $$ ANZ900-260415- Georges Bank between 68W and the Hague Line- 950 AM EST Tue Nov 25 2025 ...GALE FORCE WINDS POSSIBLE FRI... .TODAY...SW winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...S to SW winds 15 to 25 kt. Seas 4 to 6 ft. Chance of showers. .WED...S to SW winds 20 to 30 kt. Seas 6 to 11 ft. Chance of showers with vsby 1 nm or less. .WED NIGHT...SW winds 15 to 25 kt. Seas 7 to 11 ft. Chance of showers with vsby 1 nm or less. .THU...W winds 15 to 25 kt. Seas 7 to 11 ft. .THU NIGHT...W winds 25 to 30 kt. Seas 10 to 12 ft. .FRI...W winds 30 to 40 kt. Seas 11 to 16 ft. .FRI NIGHT...W winds 30 to 40 kt. Seas 12 to 16 ft. .SAT...W winds 20 to 30 kt. Seas 9 to 15 ft. .SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas 6 to 10 ft. $$ ANZ810-260415- South of New England between the Great South Channel and Montauk Point to 1000 FM- 950 AM EST Tue Nov 25 2025 ...GALE FORCE WINDS POSSIBLE THU NIGHT... .TODAY...SW winds 10 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...S winds 15 to 25 kt. Seas 3 to 6 ft. Chance of showers. .WED...S to SW winds 15 to 25 kt. Seas 5 to 9 ft. Chance of showers with vsby 1 nm or less. .WED NIGHT...SW winds 15 to 25 kt, becoming W 20 to 30 kt. Seas 6 to 9 ft. Chance of showers with vsby 1 nm or less. .THU...W winds 20 to 30 kt. Seas 7 to 11 ft. .THU NIGHT...W winds 25 to 35 kt. Seas 9 to 14 ft. .FRI...W winds 30 to 35 kt. Seas 10 to 15 ft. .FRI NIGHT...W winds 30 to 40 kt. Seas 9 to 15 ft. .SAT...NW winds 20 to 30 kt. Seas 8 to 13 ft. .SAT NIGHT...NW winds 10 to 15 kt, becoming W 5 to 10 kt. Seas 4 to 7 ft. $$ ANZ815-260415- South of Long Island between Montauk Point and Sandy Hook to 1000 FM- 950 AM EST Tue Nov 25 2025 ...GALE FORCE WINDS POSSIBLE THU NIGHT... .TODAY...S winds 15 to 20 kt. Seas 3 to 4 ft. .TONIGHT...S to SW winds 20 to 30 kt. Seas 4 to 7 ft. Chance of showers. .WED...SW winds 15 to 20 kt. Seas 4 to 8 ft. Chance of showers with vsby 1 nm or less. .WED NIGHT...SW winds 15 to 25 kt, becoming W 20 to 30 kt. Seas 5 to 9 ft. Chance of showers with vsby 1 nm or less. .THU...W winds 20 to 30 kt. Seas 6 to 10 ft. .THU NIGHT...W winds 25 to 30 kt, becoming 25 to 35 kt. Seas 7 to 12 ft. .FRI...W winds 25 to 35 kt. Seas 8 to 14 ft. .FRI NIGHT...W winds 25 to 35 kt, becoming NW 25 to 30 kt. Seas 8 to 14 ft. .SAT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .SAT NIGHT...W to NW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas 3 to 5 ft. $$ .Forecaster Kells. Ocean Prediction Center.