


Offshore Forecast
Issued by NWS
Issued by NWS
682 FZNT34 KWBC 030826 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 426 AM EDT Wed Sep 3 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 front will be nearly stationary over and near the E waters through Thu as weak low pressure centers move NE along the front. Meanwhile, high pressure will be located over the NW waters. The front should move slightly N as a warm front Thu night and Fri as a cold front approaches the waters from the W. The slow-moving cold front should weaken as it moves E across the waters Fri and Fri night, with the warm front passing off to the NE. Another cold front approaches the N waters from the W Sat, moves into the N and central waters Sat night and early Sun, and finally reaches the S waters late Sun and Sun night. High pressure builds into the NW waters from the W behind the front. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TODAY...NE winds 5 to 10 kt. Seas 4 to 5 ft. Isolated showers. .TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. Isolated showers and tstms. .THU...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 4 ft. Isolated showers and tstms. .THU NIGHT...S to SW winds 15 to 20 kt. Seas 3 to 5 ft. Isolated showers. Scattered showers and tstms overnight. .FRI...S winds 15 to 20 kt. Seas 4 to 5 ft. .FRI NIGHT...S winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...Winds becoming N 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. Baltimore Canyon to the Hague Line south of 1000 fm .TODAY...NE winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 4 to 6 ft. Scattered showers and tstms. .TONIGHT...N to NE winds 5 to 15 kt. Seas 3 to 5 ft. Isolated showers and tstms. .THU...N to NE winds 5 to 15 kt, becoming variable. Seas 3 to 5 ft. Isolated showers and tstms. .THU NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. Isolated showers. .FRI...S winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...S to SE winds 15 to 25 kt. Seas 3 to 6 ft. .SAT NIGHT...S winds 15 to 25 kt, becoming SW. Seas 4 to 7 ft. .SUN...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. .SUN NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W .TODAY...N to NE winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 4 to 6 ft. Scattered showers and tstms. .TONIGHT...N winds 5 to 15 kt, becoming N to NW. Seas 3 to 5 ft. Isolated showers and tstms. .THU...Variable winds less than 10 kt, becoming S 10 to 20 kt. Seas 3 to 5 ft. Isolated showers and tstms. .THU NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. Isolated showers. .FRI...S winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...S winds 15 to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 15 to 25 kt. Seas 3 to 6 ft. .SUN...S to SW winds 15 to 25 kt, becoming N 10 to 20 kt. Seas 3 to 6 ft. .SUN 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...N to NE winds 10 to 20 kt. Seas 4 to 7 ft. Scattered showers and tstms. .TONIGHT...N to NE winds 5 to 15 kt, becoming N. Seas 3 to 6 ft. Scattered showers and tstms. .THU...N to NE winds less than 10 kt, becoming variable. Seas 3 to 5 ft. Isolated showers and tstms. .THU NIGHT...S to SE winds 5 to 15 kt, becoming S to SW. Seas 3 to 4 ft. Isolated showers. .FRI...E to SE winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...S to SE winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...S winds 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...Winds becoming N to NE 15 to 25 kt. Seas 4 to 7 ft. Cape Fear to 31N out to 32N 73W to 31N 74W .TODAY...N to NE winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 8 ft. Scattered showers and tstms. .TONIGHT...NE winds 5 to 15 kt, becoming N to NE. Seas 3 to 6 ft. Isolated showers and tstms. .THU...E to NE winds less than 10 kt. Seas 3 to 4 ft. Isolated showers and tstms. .THU NIGHT...S to SE winds 5 to 15 kt, becoming E to SE. Seas 3 to 4 ft. Isolated showers. .FRI...E to NE winds 5 to 15 kt, becoming E 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...S to SE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...Winds becoming NE 15 to 25 kt. Seas 3 to 6 ft. .Forecaster Figurskey. Ocean Prediction Center.