Offshore Forecast
Issued by NWS
Issued by NWS
854 FZNT34 KWBC 042108 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 408 PM EST Thu Dec 4 2025 West central North Atlantic continental shelf and slope waters beyond 20 nm to 250 nm offshore, including south of Georges Bank from 1000 fm to 250 nm offshore. 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 MID ATLC WATERS...A cold front will move SE over the N and central portions tonight before stalling across the S waters later tonight. High pressure will build E over the N waters Fri into Fri night. The stalled front and developing low pressure will begin to move back to the N over the S and central waters Fri into Fri night, then continue moving NE to the E of the northern waters Sat. Low pressure and a cold front will develop over the northern and central waters Sat, then quickly clear E of the waters later Sat night. Meanwhile, just to the S another low will develop across the far southern waters and pull a cold front SE across the waters through Sat night. Yet another low will develop just S of the waters Sun, then quickly move E and NE across the waters Sun night and Mon. Another low will move offshore and into the northern waters Mon, pulling a trailing cold front across the waters through early Mon night. High pressure will build offshore across the region behind the front Mon night, then quickly clear E of the area Tue. A warm front will lift across the northern waters Tue, followed by a cold front later Tue and Tue night. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TONIGHT...N to NW winds 20 to 30 kt, becoming N to NE 10 to 20 kt. Seas 6 to 10 ft. .FRI...E to SE winds 5 to 15 kt. Seas 3 to 6 ft. Chance of rain and snow. .FRI NIGHT...E to NE winds 10 to 20 kt, becoming N to NE 5 to 15 kt. Seas 3 to 5 ft. Chance of rain. .SAT...N to NW winds less than 10 kt, becoming W to NW. Seas 3 to 5 ft. Chance of rain. .SAT NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 5 ft. .SUN...N to NW winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...W to NW winds 15 to 25 kt. Seas 3 to 5 ft. .MON...N winds 20 to 30 kt. Seas 6 to 10 ft. .MON NIGHT...N to NE winds 20 to 30 kt, becoming NE 10 to 20 kt. Seas 6 to 10 ft. .TUE...S winds less than 10 kt, becoming SW 15 to 25 kt. Seas 4 to 7 ft. .TUE NIGHT...SW winds 20 to 30 kt, becoming W. Seas 7 to 12 ft. Baltimore Canyon to the Hague Line south of 1000 fm ...GALE WARNING... .TONIGHT...W winds 20 to 30 kt, becoming N to NW 30 to 40 kt. Seas 6 to 10 ft, building to 10 to 17 ft. .FRI...N winds 15 to 25 kt, becoming E 10 to 20 kt. Seas 9 to 15 ft. Chance of rain. .FRI NIGHT...E to NE winds 25 to 35 kt. Seas 7 to 12 ft. Chance of rain. .SAT...E to NE winds 20 to 30 kt, becoming N to NE 10 to 20 kt. Seas 6 to 10 ft. Scattered showers. .SAT NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .SUN...N to NW winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas 4 to 8 ft. .SUN NIGHT...W to NW winds 10 to 20 kt. Seas 3 to 6 ft. .MON...NW winds 20 to 30 kt, becoming N 25 to 35 kt. Seas 6 to 11 ft. .MON NIGHT...N winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 8 to 14 ft. .TUE...NE winds 15 to 25 kt, becoming S to SW 10 to 20 kt. Seas 7 to 12 ft. .TUE NIGHT...SW winds 20 to 30 kt, becoming W. Seas 9 to 15 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W ...GALE WARNING... .TONIGHT...N to NW winds 15 to 25 kt, becoming N to NE 10 to 20 kt. Seas 5 to 9 ft. .FRI...E to NE winds 10 to 20 kt. Seas 5 to 9 ft. Scattered showers. .FRI NIGHT...N to NE winds 25 to 35 kt. Seas 7 to 12 ft. Scattered showers and tstms. .SAT...W to NW winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas 6 to 10 ft. Scattered showers. .SAT NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...N winds 5 to 15 kt, becoming W to NW. Seas 4 to 7 ft. .SUN NIGHT...W to SW winds 5 to 15 kt, becoming N 15 to 25 kt. Seas 3 to 6 ft. .MON...N winds 20 to 30 kt. Seas 6 to 10 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 7 to 13 ft. .TUE...NE winds 15 to 25 kt, becoming SW 10 to 20 kt. Seas 7 to 12 ft. .TUE NIGHT...SW winds 15 to 25 kt, becoming W. Seas 7 to 11 ft. Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W ...GALE WARNING... .TONIGHT...NW winds 10 to 20 kt, becoming NE. Seas 4 to 7 ft. .FRI...E to SE winds 10 to 20 kt, becoming S to SW 20 to 30 kt. Seas 5 to 8 ft. Scattered showers. .FRI NIGHT...SW winds 25 to 35 kt, becoming W to SW 20 to 30 kt. Seas 4 to 8 ft. Scattered showers and tstms. .SAT...W to NW winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers. .SAT NIGHT...NW winds 10 to 20 kt. Seas 3 to 6 ft. .SUN...N to NW winds 5 to 15 kt, becoming W to SW. Seas 4 to 7 ft. .SUN NIGHT...Variable winds 5 to 15 kt, becoming N 10 to 20 kt. Seas 3 to 6 ft. .MON...N winds 20 to 30 kt. Seas 6 to 10 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 7 to 13 ft. .TUE...NE winds 20 to 30 kt, becoming variable 5 to 15 kt. Seas 8 to 14 ft. .TUE NIGHT...W to SW winds 5 to 15 kt. Seas 6 to 10 ft. Cape Fear to 31N out to 32N 73W to 31N 74W ...GALE FORCE WINDS POSSIBLE MON NIGHT... .TONIGHT...N to NW winds 5 to 15 kt, becoming N to NE early, then, becoming S to SE. Seas 3 to 6 ft. .FRI...S to SW winds 20 to 30 kt. Seas 4 to 7 ft. Scattered showers and tstms. .FRI NIGHT...W to SW winds 20 to 30 kt. Seas 4 to 7 ft. Scattered showers and tstms. .SAT...W to NW winds 5 to 15 kt. Seas 4 to 7 ft. Scattered showers and tstms. .SAT NIGHT...N to NW winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 3 to 6 ft. .SUN...Variable winds less than 10 kt, becoming S to SE. Seas 3 to 5 ft. .SUN NIGHT...S to SE winds 5 to 15 kt, becoming N 10 to 20 kt. Seas 3 to 6 ft. .MON...N winds 20 to 30 kt. Seas 5 to 9 ft. .MON NIGHT...N winds 25 to 35 kt. Seas 7 to 13 ft. .TUE...NE winds 20 to 30 kt, becoming N 5 to 15 kt. Seas 8 to 13 ft. .TUE NIGHT...N to NW winds 5 to 15 kt, becoming W to NW. Seas 6 to 10 ft. .Forecaster Joseph. Ocean Prediction Center.