Offshore Forecast
Issued by NWS
Issued by NWS
590 FZNT34 KWBC 230256 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1056 PM EDT Wed May 22 2024 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...High pressure will persist across the waters tonight, then shift E Thu. A cold front will approach the northern waters Thu afternoon, then move slowly SE across the northern waters Thu night through Fri night. A weak ridge of high pressure will build over the waters Sat, shifting E of the waters Sat night and Sun as a weak second cold front approaches the northern waters from the W. A strong low will move NE across the Great Lakes Sun night and Mon, dragging a strong cold front E towards the coast. The front will reach the waters Mon night. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TONIGHT...S to SW winds 15 to 20 kt. Seas 3 to 4 ft. Scattered showers and areas of fog with vsby 1 nm or less. .THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms with vsby 1 nm or less. .THU NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms with vsby 1 nm or less. .FRI...SW winds 5 to 10 kt. Seas 3 to 4 ft. Areas of fog with vsby 1 nm or less. .FRI NIGHT...SW winds 5 to 15 kt, becoming W to SW 5 to 10 kt. Seas 3 to 4 ft. .SAT...Variable winds less than 5 kt, becoming SE. Seas 2 ft or less. .SAT NIGHT...S winds 5 to 15 kt, becoming variable less than 5 kt. Seas 2 ft or less. .SUN...Variable winds less than 5 kt, becoming E to SE. Seas 2 ft or less, becoming 3 ft. .SUN NIGHT...S to SE winds 5 to 10 kt. Seas 3 to 4 ft. .MON...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...S winds 15 to 25 kt, becoming SW 10 to 20 kt. Seas 4 to 7 ft. Baltimore Canyon to the Hague Line south of 1000 fm .TONIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU...SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. Scattered showers and tstms with vsby 1 nm or less. .FRI NIGHT...W to SW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas 3 to 5 ft. .SAT...W to NW winds 5 to 15 kt, becoming variable. Seas 3 to 4 ft. .SAT NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .SUN...S to SE winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .MON...S to SE winds less than 10 kt, becoming S 10 to 20 kt. Seas 3 to 6 ft. .MON NIGHT...S to SW winds 20 to 30 kt. Seas 5 to 9 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W .TONIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SW winds 10 to 20 kt, becoming W to SW 5 to 15 kt. Seas 3 to 5 ft. Scattered showers and tstms. .FRI NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...S to SW winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...Variable winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...Variable winds less than 10 kt, becoming S to SW. Seas 3 to 4 ft. .MON...S to SW winds 5 to 15 kt, becoming S 15 to 25 kt. Seas 3 to 6 ft. .MON NIGHT...S to SW winds 20 to 30 kt. Seas 5 to 9 ft. Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W .TONIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .THU...Variable winds less than 10 kt, becoming S to SW. Seas 3 to 4 ft. .THU NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...SW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to 4 ft. Scattered showers and tstms. .FRI NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .MON...SW winds 15 to 25 kt. Seas 3 to 6 ft. .MON NIGHT...SW winds 20 to 30 kt. Seas 5 to 9 ft. Cape Fear to 31N out to 32N 73W to 31N 74W .TONIGHT...E to SE winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .THU...Variable winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI...SW winds 5 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 4 ft. .SAT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. .SUN...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to 5 ft. .MON...SW winds 15 to 25 kt. Seas 3 to 6 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 5 to 8 ft. .Forecaster Collins. Ocean Prediction Center.