


Offshore Forecast
Issued by NWS
Issued by NWS
135 FZNT34 KWBC 061458 OFFN32 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 1058 AM EDT Fri Jun 6 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...Low pressure will move northeastward from near the North Carolina and Virginia coast late this morning, across the central and northern waters later today into Sat while pulling an associated cold front over the area. The low will then pass NE of the waters later Sat and Sat night, with the trailing cold front stalling over the central portions late Sat into Sun. Mariners should use caution for locally very gusty winds and very rough seas in and near scattered to numerous thunderstorms likely over the region through the weekend. Otherwise, another low center will track E and NE along boundary Sun night and Mon as the front lifts N over the northern waters. The low will pass NE of the waters Mon night with the associated boundary extending W and SW from the low gradually lifting N into the far northern waters. The warm front will then lift N of the area Tue as low pressure crosses southern New England. A weak cold front will move E into the N waters Tue night. Chesapeake NAVTEX is out of service. Technicians are aware, and are awaiting parts. We apologize for the inconvenience. Please see https://www.weather.gov/media/notification/pdf_2025/ pns25-33_vobra_discontinuation_2025.pdf (all lower case) for a proposal to discontinue this product. Hudson Canyon to Baltimore Canyon including the waters west of 39.3N 71.9W...SW to 37.7N 72.9W .TODAY...S to SW winds 5 to 10 kt, becoming S 10 to 15 kt. Seas 3 to 6 ft. Slight chance of showers and tstms with vsby 1 nm or less. .TONIGHT...S to SE winds 5 to 15 kt, becoming E to NE. Seas 4 to 7 ft. Chance of showers and slight chance of tstms with vsby 1 nm or less. .SAT...N to NW winds less than 10 kt, becoming SW. Seas 4 to 7 ft. Chance of showers and tstms with vsby 1 nm or less. .SAT NIGHT...SW winds 5 to 15 kt, becoming variable. Seas 3 to 5 ft. Chance of showers and tstms with vsby 1 nm or less. .SUN...E winds 5 to 15 kt, becoming SE 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S to SE winds 5 to 15 kt, becoming S to SW. Seas 3 to 5 ft. .MON...SW winds 5 to 15 kt. Seas 3 to 6 ft. .MON NIGHT...S winds 5 to 15 kt. Seas 3 to 6 ft. .TUE...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. .TUE NIGHT...SW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to 8 ft. Baltimore Canyon to the Hague Line south of 1000 fm ...GALE WARNING... .TODAY...S to SW winds 10 to 20 kt, becoming S 20 to 30 kt. Seas 3 to 6 ft, building to 6 to 10 ft. Chance of showers and tstms with vsby 1 nm or less. .TONIGHT...S winds 30 to 40 kt. Seas building to 8 to 13 ft. Scattered showers and tstms with vsby 1 nm or less. .SAT...S winds 30 to 40 kt. Seas 10 to 15 ft. Chance of showers and tstms with vsby 1 nm or less. .SAT NIGHT...S to SW winds 20 to 30 kt, becoming W 15 to 25 kt. Seas 7 to 13 ft. Chance of showers and tstms with vsby 1 nm or less. .SUN...W to SW winds diminishing to 5 to 15 kt, then becoming S to SE 10 to 20 kt. Seas subsiding to 4 to 8 ft. .SUN NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. .MON...SW winds 20 to 30 kt. Seas 6 to 11 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 6 to 10 ft. .TUE...SW winds 20 to 30 kt. Seas 6 to 10 ft. .TUE NIGHT...SW winds 20 to 30 kt. Seas 7 to 12 ft. Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W ...GALE WARNING... .TODAY...S to SE winds 20 to 30 kt. Seas 7 to 12 ft. Scattered showers and tstms with vsby 1 nm or less. .TONIGHT...S winds 25 to 35 kt, becoming S to SW 20 to 30 kt. Seas 7 to 12 ft. Scattered showers and tstms with vsby 1 nm or less. .SAT...W to SW winds diminishing to 10 to 20 kt. Seas subsiding to 5 to 9 ft. Chance of showers and tstms with vsby 1 nm or less. .SAT NIGHT...SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 4 to 7 ft. Scattered showers and tstms with vsby 1 nm or less. .SUN...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. .SUN NIGHT...SW winds 20 to 30 kt. Seas 5 to 9 ft. .MON...SW winds 15 to 25 kt. Seas 6 to 10 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. .TUE...S to SW winds 20 to 30 kt. Seas 6 to 10 ft. .TUE NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 11 ft. Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W .TODAY...S to SW winds 20 to 30 kt. Seas 5 to 9 ft. Showers and tstms. .TONIGHT...W to SW winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers and tstms. .SAT...SW winds 10 to 20 kt. Seas 4 to 7 ft. Scattered showers and tstms. .SAT NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. Scattered showers and tstms. .SUN...SW winds 15 to 25 kt. Seas 4 to 8 ft. .SUN NIGHT...SW winds 20 to 30 kt. Seas 5 to 9 ft. .MON...SW winds 15 to 25 kt. Seas 5 to 9 ft. .MON NIGHT...S to SW winds 20 to 30 kt. Seas 5 to 9 ft. .TUE and TUE NIGHT...S to SW winds 20 to 30 kt. Seas 6 to 10 ft. Cape Fear to 31N out to 32N 73W to 31N 74W .TODAY...S to SW winds 15 to 25 kt, becoming W to SW. Seas 4 to 8 ft. Scattered showers and tstms. .TONIGHT...W to SW winds 15 to 25 kt. Seas 4 to 8 ft. Scattered showers and tstms. .SAT...W to SW winds 10 to 15 kt, becoming SW 10 to 20 kt. Seas 3 to 6 ft. Scattered showers and tstms. .SAT NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. Scattered showers and tstms. .SUN...SW winds 15 to 25 kt. Seas 4 to 7 ft. .SUN NIGHT...SW winds 15 to 25 kt. Seas 5 to 9 ft. .MON...SW winds 15 to 25 kt. Seas 5 to 8 ft. .MON NIGHT...S to SW winds 15 to 25 kt. Seas 5 to 8 ft. .TUE...S to SW winds 15 to 25 kt. Seas 5 to 9 ft. .TUE NIGHT...S to SW winds 15 to 25 kt. Seas 5 to 8 ft. .Forecaster Mills. Ocean Prediction Center.