


Offshore Forecast
Issued by NWS
Issued by NWS
976 FZPN35 KWBC 170945 OFFN35 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 245 AM PDT Thu Jul 17 2025 Washington and Oregon waters- Inner waters from 60 nm to 150 nm offshore. Outer waters from 150 nm 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. .SYNOPSIS FOR WASHINGTON AND OREGON WATERS...Strong high pressure centered to the W of the area today will gradually weaken and then be centered W and SW of the waters while drifting farther W through Sun night. A trough will persist along the coast of Vancouver Island through late Fri then dissipate. A cold front will move SE over the waters Fri night into Sat before dissipating Sat night. The center of high pressure to the W of the area will continue to weaken and drift further W and NW Sun night through Mon night. Cape Flattery to Cape Lookout .TODAY...N to NW winds 20 to 30 kt. Seas 9 to 12 ft. .TONIGHT...N to NW winds 20 to 30 kt. Seas 7 to 11 ft. .FRI...NW winds 15 to 25 kt. Seas 6 to 10 ft. .FRI NIGHT...NW winds 15 to 25 kt. Seas 4 to 8 ft. .SAT...NW winds 5 to 15 kt. Seas 4 to 7 ft. .SAT NIGHT...NW winds 5 to 15 kt. Seas 3 to 5 ft. .SUN...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. .SUN NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. .MON...N to NW winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft. Cape Lookout to Point St. George .TODAY...N winds 15 to 25 kt. Seas 7 to 11 ft. .TONIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft. .FRI...N winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft. .SAT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .SAT NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...NW winds 5 to 15 kt. Seas 3 to 6 ft. .SUN NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. .MON...N winds 5 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...N winds 5 to 15 kt. Seas 4 to 5 ft. .Forecaster Rowland. Ocean Prediction Center.