


Offshore Forecast
Issued by NWS
Issued by NWS
416 FZNT34 KWBC 022033 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 433 PM EDT Tue Sep 2 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 stationary front oriented SW to NE will persist over or just E of the outer waters tonight through Thu night as a series of weak low pressure centers track NE along the frontal boundary. Weak High pressure will build E across the northern waters late Wed into Thu night before shifting E of the area by Fri. The stationary front over the far outer waters will lift N as a weak warm front Fri into Fri night as a weak low pressure trough develops over the far S waters. A cold front will approach the coast from the W and NW Sat, move offshore over the northern and central waters Sat night, and then move slowly E and SE over the area Sun into Sun night as high pressure builds over New England and the northern mid- Atlantic states. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TONIGHT...NE winds 10 to 15 kt, becoming E to NE 5 to 10 kt. Seas 4 to 5 ft. .WED...E to NE winds 5 to 10 kt. Seas 3 to 5 ft. .WED NIGHT...S to SE winds less than 10 kt, becoming SW. Seas 3 to 4 ft. .THU...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT and SAT...S winds 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...S to SW winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas 3 to 4 ft. .SUN...N winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...N to NE winds 5 to 15 kt. Seas 3 to 5 ft. Baltimore Canyon to the Hague Line south of 1000 fm .TONIGHT...NE winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers and chance of tstms. .WED...NE winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 7 ft. Scattered showers and tstms. .WED NIGHT...N to NE winds 5 to 15 kt. Seas becoming 3 to 5 ft. Chance of showers and tstms. .THU...E to NE winds 5 to 15 kt, becoming variable. Seas 3 to 5 ft. Chance of showers and tstms. .THU NIGHT...S winds 10 to 20 kt, becoming S to SW 5 to 15 kt. Seas 3 to 4 ft. .FRI...S to SE winds 5 to 15 kt, becoming S 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 4 ft. .SAT...S winds 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...SW winds 15 to 25 kt. Seas becoming 4 to 7 ft. .SUN NIGHT...SW winds 10 to 20 kt, becoming N. Seas 4 to 6 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W .TONIGHT...NE winds 10 to 20 kt. Seas 4 to 7 ft. Scattered showers and tstms. .WED...NE winds 5 to 15 kt. Seas 4 to 6 ft. Scattered showers and tstms. .WED NIGHT...E to NE winds 5 to 15 kt, becoming variable. Seas 3 to 5 ft. Chance of showers and tstms. .THU...Variable winds less than 10 kt, becoming S. Seas 3 to 4 ft. Chance of showers and tstms. .THU NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds 15 to 25 kt. Seas 3 to 5 ft. .SAT...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 10 to 20 kt, becoming SW. Seas 3 to 5 ft. .SUN...S to SW winds 15 to 25 kt. Seas 3 to 6 ft. .SUN NIGHT...N to NE winds 10 to 20 kt. Seas 3 to 6 ft. Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W .TONIGHT...NE winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and tstms. .WED...N to NE winds 10 to 20 kt. Seas 3 to 6 ft. Scattered showers and tstms. .WED NIGHT...NE winds 5 to 15 kt, becoming variable. Seas 3 to 5 ft. Chance of showers and tstms. .THU...E to NE winds less than 10 kt, becoming E to SE. Seas 3 to 5 ft. Chance of showers and tstms. .THU NIGHT...S to SE winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 4 ft. .FRI...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...S winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 4 ft. .SAT...S winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...S winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...N to NE winds 10 to 20 kt. Seas 3 to 6 ft. Cape Fear to 31N out to 32N 73W to 31N 74W .TONIGHT...NE winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and tstms. .WED...N to NE winds 10 to 20 kt. Seas 4 to 7 ft. Scattered showers and tstms. .WED NIGHT...NE winds 5 to 15 kt, diminishing to less than 10 kt. Seas 3 to 6 ft. Chance of showers and tstms. .THU...E to NE winds less than 10 kt, becoming variable. Seas 3 to 5 ft. Chance of showers and tstms. .THU NIGHT...S to SE winds 5 to 15 kt, becoming variable. Seas 3 to 4 ft. .FRI...NE winds less than 10 kt, becoming S to SE. Seas 3 to 4 ft. .FRI NIGHT...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...S winds 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. .Forecaster Mills. Ocean Prediction Center.