


Offshore Forecast
Issued by NWS
Issued by NWS
055 FZPN35 KWBC 042143 OFFN35 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 243 PM PDT Sat Oct 4 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...A trough will form along the Washington and Oregon coasts tonight, persist through Mon, then slowly weaken Mon night into Tue night. High pressure will build NW of the waters tonight, then slowly weaken Sun into Tue. A cold front will move over the waters from the NW Tue and Tue night before dissipating Wed. High pressure will build behind the front Tue night into Wed. A trough will move along the Washington and Oregon coasts Wed night into Thu night. Cape Flattery to Cape Lookout .TONIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. .SUN...N winds 15 to 25 kt. Seas 5 to 9 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .MON...N winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 4 to 7 ft. .TUE...N to NW winds 20 to 30 kt. Seas 6 to 10 ft. .TUE NIGHT...N to NW winds 20 to 30 kt. Seas 8 to 12 ft. .WED...N to NW winds 20 to 30 kt. Seas 9 to 12 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 9 to 12 ft. .THU...N winds 15 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 6 to 10 ft. Cape Lookout to Point St. George .TONIGHT...N to NW winds 15 to 25 kt. Seas 4 to 7 ft. .SUN...N winds 20 to 30 kt. Seas 6 to 9 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 6 to 10 ft. .MON...N winds 15 to 25 kt. Seas 6 to 10 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .TUE...N winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...N winds 20 to 25 kt. Seas 7 to 10 ft. .WED...N winds 20 to 30 kt. Seas 9 to 12 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 9 to 10 ft. .THU...N winds 15 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. .Forecaster Shaw. Ocean Prediction Center.