


Offshore Forecast
Issued by NWS
Issued by NWS
035 FZNT34 KWBC 041447 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1047 AM EDT Sat Oct 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...Ongoing NE swell from the remnants of Humberto and Imelda will subside today. Strong high pressure will persist over most of the area today into Mon night before slowly shifting E of the waters Tue into Wed while maintaining a weakening ridge axis W and SW into the area. A low pressure trough along the SE coast will persist today through Tue, then weaken Tue night into Wed. A cold front will move SE over the waters Wed and Wed night. The NAVTEX station in Charleston, South Carolina is currently inoperative. Technicians are aware, and are working on the issue. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TODAY...W winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas 3 to 6 ft. .TONIGHT...SW winds 5 to 15 kt, becoming W to SW 5 to 10 kt. Seas 3 to 5 ft. .SUN...W winds less than 10 kt, becoming SW. Seas 3 to 5 ft. .SUN NIGHT...S to SW winds 5 to 10 kt. Seas 3 to 4 ft. .MON...SW winds less than 10 kt, becoming S. Seas 3 to 4 ft. .MON NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .TUE...S to SW winds 5 to 10 kt, becoming S 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...S winds 10 to 20 kt, becoming SW. Seas 3 to 4 ft. .WED...SW winds 5 to 15 kt, becoming N 15 to 25 kt. Seas 3 to 5 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 4 to 7 ft. Baltimore Canyon to the Hague Line south of 1000 fm .TODAY...W winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 5 to 9 ft. .TONIGHT...W to NW winds 5 to 15 kt, diminishing to less than 10 kt. Seas 4 to 8 ft. .SUN...Variable winds less than 10 kt. Seas 4 to 7 ft. .SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 6 ft. .MON...Variable winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...S to SE winds less than 10 kt, becoming S to SW. Seas 3 to 4 ft. .TUE...S to SW winds less than 10 kt, increasing to 5 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...S winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 5 ft. .WED...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 5 to 7 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W .TODAY...N to NE winds 5 to 15 kt, becoming variable. Seas 5 to 9 ft. .TONIGHT...Variable winds 5 to 15 kt, diminishing to less than 10 kt. Seas 4 to 8 ft. .SUN...Variable winds 5 to 15 kt, becoming E. Seas 4 to 8 ft. .SUN NIGHT...E winds 5 to 15 kt. Seas 4 to 7 ft. .MON...E winds 5 to 15 kt. Seas 3 to 6 ft. .MON NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 6 ft. .TUE...E to SE winds 5 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...S to SE winds 5 to 15 kt, becoming S to SW. Seas 3 to 5 ft. .WED...W to SW winds 5 to 15 kt, becoming W to NW 10 to 20 kt. Seas 3 to 6 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 4 to 7 ft. Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W .TODAY...E winds 10 to 20 kt. Seas 6 to 10 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 9 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 9 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 9 ft. Isolated showers and tstms. .MON...E winds 10 to 20 kt. Seas 5 to 9 ft. .MON NIGHT...E winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 5 to 8 ft. .TUE...E winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 7 ft. .TUE NIGHT...E to SE winds 5 to 15 kt, diminishing to less than 10 kt. Seas 3 to 6 ft. .WED...E winds less than 10 kt. Seas 3 to 6 ft. .WED NIGHT...N to NW winds 15 to 25 kt. Seas 3 to 6 ft. Cape Fear to 31N out to 32N 73W to 31N 74W .TODAY...E winds 15 to 25 kt. Seas 7 to 12 ft. Isolated showers and tstms. .TONIGHT...E winds 15 to 25 kt. Seas 7 to 12 ft. Isolated showers and tstms. .SUN...E winds 15 to 25 kt. Seas 7 to 13 ft. Isolated showers and tstms. .SUN NIGHT...E winds 15 to 25 kt. Seas 7 to 12 ft. Scattered showers and tstms. .MON...E winds 15 to 25 kt. Seas 7 to 12 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 6 to 11 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 10 ft. .TUE NIGHT...E winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 8 ft. .WED...E winds 5 to 15 kt. Seas 4 to 7 ft. .WED NIGHT...E to NE winds 5 to 15 kt, becoming N to NE 10 to 20 kt. Seas 4 to 7 ft. .Forecaster Connelly. Ocean Prediction Center.