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Offshore Forecast
Issued by NWS
Issued by NWS
194 FZNT34 KWBC 172108 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 508 PM EDT Sat Aug 17 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...A weakening ridge stretching from SW to NE across the waters tonight will slowly shift NE of the region tonight through Sun night. Hurricane Ernesto will remain well E of the area as it continues tracking NNE tonight through Sun night. Long period SE to E swell from Ernesto will persist across the outer waters tonight through Mon night. See the latest National Hurricane Center advisory on Hurricane Ernesto for more information. A cold front will gradually move offshore late Mon and Mon night, then slowly move ESE across the waters Tue and Tue night. The front will move E of the northern and central waters Wed while stalling across the southern waters and remaining stationary through Thu night. A weak trough will pass E across the northern waters late Wed or Wed night, followed by high pressure building E across the northern and central waters Thu and Thu night. The NAVTEX station in Chesapeake remains inoperable, and should be assumed to be inoperable until a return to service has been reported. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TONIGHT...S winds 5 to 15 kt. Seas 5 to 8 ft. .SUN...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 5 to 7 ft. Isolated showers and tstms. .SUN NIGHT...S winds 10 to 20 kt. Seas 5 to 8 ft. Scattered showers and tstms with vsby 1 nm or less. .MON...W to SW winds 10 to 20 kt, becoming SW 5 to 15 kt. Seas 5 to 8 ft. Scattered showers and tstms. .MON NIGHT...W to SW winds 10 to 15 kt. Seas 4 to 7 ft. .TUE...NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...N to NW winds 10 to 20 kt, becoming NW 10 to 15 kt. Seas 3 to 6 ft. .WED...N to NW winds 5 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...W to NW winds less than 10 kt, becoming N to NW. Seas 3 to 4 ft. .THU...N winds 5 to 10 kt, becoming variable. Seas 3 to 4 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. Baltimore Canyon to the Hague Line south of 1000 fm .TONIGHT...E to NE winds 10 to 20 kt. Seas 7 to 13 ft. .SUN...E to NE winds 15 to 25 kt, becoming N to NE 10 to 20 kt. Seas 7 to 13 ft. Scattered showers. .SUN NIGHT...N to NE winds 10 to 20 kt, becoming S to SW 15 to 25 kt. Seas 8 to 14 ft. Scattered showers. .MON...SW winds 20 to 30 kt. Seas 7 to 12 ft. Scattered showers and tstms. .MON NIGHT...SW winds 20 to 30 kt. Seas 6 to 10 ft. .TUE...SW winds 20 to 30 kt. Seas 6 to 10 ft. .TUE NIGHT...W to NW winds 10 to 20 kt, becoming NW 5 to 15 kt. Seas 5 to 9 ft. .WED...NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 7 ft. .WED NIGHT...N to NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to 5 ft. .THU...N winds 5 to 10 kt. Seas 3 to 5 ft. .THU NIGHT...N to NW winds less than 10 kt. Seas 3 to 4 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W .TONIGHT...NE winds 10 to 20 kt, becoming S 5 to 15 kt. Seas 7 to 12 ft. .SUN...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 6 to 10 ft. .SUN NIGHT...S to SW winds 15 to 25 kt. Seas 5 to 8 ft. Scattered showers and tstms. .MON...SW winds 20 to 30 kt. Seas 5 to 9 ft. Scattered showers and tstms. .MON NIGHT...SW winds 20 to 30 kt. Seas 6 to 10 ft. .TUE...W to SW winds 15 to 25 kt. Seas 5 to 9 ft. .TUE NIGHT...N to NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 7 ft. .WED...N to NW winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...N to NE winds 5 to 15 kt. Seas 3 to 5 ft. .THU...N to NE winds 5 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds 5 to 15 kt. Seas 3 to 4 ft. Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W .TONIGHT...N to NE winds 5 to 15 kt, becoming S to SW. Seas 6 to 11 ft. .SUN...SW winds 10 to 20 kt. Seas 6 to 10 ft. .SUN NIGHT...SW winds 15 to 25 kt. Seas 5 to 8 ft. Scattered showers and tstms. .MON...SW winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers and tstms. .MON NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. .TUE...SW winds 15 to 25 kt. Seas 4 to 8 ft. .TUE NIGHT...N winds 5 to 15 kt. Seas 3 to 6 ft. .WED...N to NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E to NE winds 10 to 20 kt. Seas 3 to 5 ft. Cape Fear to 31N out to 32N 73W to 31N 74W .TONIGHT...N to NE winds 5 to 15 kt, becoming variable, then, becoming SW. Seas 6 to 10 ft. .SUN...SW winds 10 to 20 kt. Seas 4 to 8 ft. .SUN NIGHT...SW winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and tstms. .MON...SW winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and tstms. .MON NIGHT...SW winds 15 to 25 kt. Seas 5 to 8 ft. .TUE...W to SW winds 10 to 20 kt, becoming SW 5 to 15 kt. Seas 4 to 7 ft. .TUE NIGHT...SW winds 5 to 15 kt, becoming E to NE. Seas 3 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E to NE winds 15 to 25 kt. Seas 3 to 5 ft. .THU...E to NE winds 15 to 25 kt. Seas 4 to 6 ft. .THU NIGHT...E to NE winds 15 to 25 kt. Seas 4 to 6 ft. .Forecaster Connelly. Ocean Prediction Center.