Offshore Forecast
Issued by NWS
Issued by NWS
812 FZNT34 KWBC 052103 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 403 PM EST Fri Dec 5 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...Low pressure centered just off the coast of the Carolinas will track NE across the waters through Sat, then clear well E of the area by Sat night. High pressure will build E across the waters late Sat into Sun, then shift NE and dissipate Sun night. A strong cold front will approach the coast late Sun and Sun night, then sweep E across the waters Mon and Mon night. A series of low pressures may develop along or just ahead of the cold front Mon. High pressure will build E across the area behind the cold front late Mon into Tue, then shift E Tue night ahead of the next approaching front. That next cold front will move across the waters Wed and Wed night. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TONIGHT...E to NE winds 5 to 15 kt. Seas 3 to 5 ft. Chance of rain. .SAT...Variable winds less than 10 kt, becoming NW. Seas 3 to 5 ft. Chance of rain. .SAT NIGHT...NW winds 10 to 20 kt. Seas 3 to 5 ft. Chance of rain. .SUN...NW winds 5 to 10 kt, becoming W. Seas 3 to 5 ft. .SUN NIGHT...W winds 10 to 15 kt, becoming NW 15 to 25 kt. Seas 3 to 6 ft. .MON...N winds 20 to 30 kt. Seas 6 to 11 ft. .MON NIGHT...N winds 20 to 30 kt, becoming NE 10 to 20 kt. Seas 7 to 12 ft. .TUE...Variable winds 5 to 10 kt, becoming SW 15 to 25 kt. Seas 4 to 7 ft. .TUE NIGHT...SW winds 15 to 25 kt, becoming W. Seas 3 to 6 ft. .WED...SW winds 15 to 25 kt. Seas 3 to 6 ft. .WED NIGHT...SW winds 20 to 25 kt. Seas 5 to 9 ft. Baltimore Canyon to the Hague Line south of 1000 fm ...GALE WARNING... .TONIGHT...E to NE winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 6 to 11 ft. Chance of rain. .SAT...E winds 20 to 30 kt, becoming N to NE 10 to 20 kt. Seas 6 to 11 ft. Scattered showers. .SAT NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers. .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 15 to 25 kt. Seas 3 to 6 ft. .MON...NW winds 20 to 30 kt, becoming N 25 to 35 kt. Seas 8 to 13 ft. .MON NIGHT...N winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 9 to 15 ft. .TUE...N to NE winds 15 to 25 kt, becoming S to SW 5 to 15 kt. Seas 8 to 13 ft, subsiding to 5 to 8 ft. .TUE NIGHT...SW winds 10 to 20 kt, becoming W 20 to 25 kt. Seas 4 to 8 ft. .WED...W winds 15 to 20 kt, becoming SW 20 to 25 kt. Seas 5 to 9 ft. .WED NIGHT...SW winds 20 to 30 kt. Seas 6 to 11 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W ...GALE WARNING... .TONIGHT...E winds 15 to 25 kt, becoming SW 25 to 35 kt early, then, becoming W 20 to 30 kt. Seas 6 to 10 ft. Rain early in the morning, then scattered showers and tstms. .SAT...W to NW winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers. .SAT NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft. Scattered showers. .SUN...N winds 5 to 15 kt, becoming W to NW. Seas 4 to 7 ft. .SUN NIGHT...W winds less than 10 kt, becoming N to NW 10 to 20 kt. Seas 3 to 6 ft. .MON...N winds 20 to 30 kt, increasing to 25 to 35 kt. Seas 4 to 8 ft, building to 8 to 13 ft. .MON NIGHT...N winds 25 to 35 kt. Seas 10 to 16 ft. .TUE...NE winds 15 to 25 kt, becoming W to SW 5 to 15 kt. Seas 9 to 14 ft, subsiding to 5 to 9 ft. .TUE NIGHT...W winds 10 to 20 kt. Seas 4 to 8 ft. .WED...W winds 15 to 20 kt, becoming SW 15 to 25 kt. Seas 4 to 8 ft. .WED NIGHT...SW winds 20 to 30 kt. Seas 6 to 11 ft. Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W ...GALE FORCE WINDS POSSIBLE MON... .TONIGHT...S winds 15 to 25 kt, becoming W to SW 20 to 30 kt. Seas 5 to 9 ft. Rain early in the morning, then scattered showers and tstms. .SAT...W winds 10 to 20 kt. Seas 4 to 8 ft. Scattered showers. .SAT NIGHT...NW winds 15 to 25 kt. Seas 4 to 7 ft. Scattered showers. .SUN...Variable winds less than 10 kt. Seas 4 to 7 ft. Chance of rain. .SUN NIGHT...Variable winds less than 10 kt, becoming N to NW. Seas 3 to 5 ft. .MON...N winds 15 to 25 kt, increasing to 25 to 35 kt. Seas 4 to 7 ft, building to 7 to 12 ft. .MON NIGHT...N winds 25 to 35 kt. Seas 9 to 16 ft. .TUE...N to NE winds 20 to 30 kt, diminishing to less than 10 kt. Seas 10 to 15 ft, subsiding to 6 to 10 ft. .TUE NIGHT...W winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to 8 ft. .WED...W to SW winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. Cape Fear to 31N out to 32N 73W to 31N 74W ...GALE FORCE WINDS POSSIBLE MON... .TONIGHT...W to SW winds 20 to 30 kt, becoming W to NW 15 to 25 kt. Seas 5 to 8 ft. Scattered showers and tstms. .SAT...W to NW winds 10 to 20 kt. Seas 4 to 8 ft. Scattered showers and tstms. .SAT NIGHT...NW winds 15 to 25 kt, becoming N to NW 5 to 15 kt. Seas 4 to 7 ft. Scattered showers. .SUN...Variable winds less than 10 kt. Seas 3 to 6 ft. Scattered showers. .SUN NIGHT...Variable winds less than 10 kt, becoming N. Seas 3 to 5 ft. .MON...N to NE winds 15 to 25 kt, becoming N 25 to 35 kt. Seas 3 to 6 ft, building to 7 to 11 ft. .MON NIGHT...N winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 9 to 15 ft. .TUE...NE winds 15 to 25 kt, becoming N to NE 5 to 15 kt. Seas 8 to 14 ft. .TUE NIGHT...N to NW winds 5 to 15 kt, becoming W to NW. Seas 5 to 9 ft. .WED...W to SW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...W to SW winds 15 to 25 kt. Seas 4 to 7 ft. .Forecaster Huffman. Ocean Prediction Center.