FZPN35 KWBC 182132 OFFN35 Marine Weather HF Voice Broadcast NWS Ocean Prediction Center Washington DC 232 PM PDT Thu Apr 18 2024 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 low pressure trough extends along the coast of Oregon and southern Washington and will persist tonight into Fri, then begin gradually weakening thereafter. Low pressure will develop along an approaching cold front late Fri into Fri night and move NE. The low will move across the Washington waters Sat with the associated cold front moving across the area Fri night and Sat. A high pressure ridge will build across the region late Sat and Sat night. A low pressure trough again develops along the coast of Oregon Sun through Mon, then weakens Mon night. A high pressure center will move N along the outer waters Sun and Sun night, then begin weakening Mon and Mon night. A cold front will approach the area from the W late Mon and Mon night, and move through the area Tue and Tue night. Cape Flattery to Cape Lookout ...GALE WARNING... .TONIGHT...NE winds 5 to 15 kt, becoming N to NE 10 to 20 kt. Seas 4 to 6 ft. .FRI...E to NE winds 5 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...E to SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...W winds 25 to 35 kt. Seas 10 to 15 ft. Chance of rain. .SAT NIGHT...W winds 25 to 35 kt. Seas 9 to 15 ft. .SUN...W winds 10 to 20 kt. Seas 9 to 12 ft. .SUN NIGHT...N to NW winds 5 to 15 kt. Seas 7 to 10 ft. .MON...N winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .TUE...N to NW winds 10 to 20 kt. Seas 4 to 8 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 4 to 8 ft. Cape Lookout to Point St. George .TONIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft. .FRI...N winds 5 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...S to SW winds 10 to 20 kt. Seas 4 to 5 ft. .SAT...W winds 15 to 25 kt. Seas 7 to 11 ft. Chance of rain. .SAT NIGHT...W winds 15 to 25 kt. Seas 7 to 12 ft. .SUN...N winds 15 to 25 kt. Seas 8 to 10 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft. .MON...N winds 20 to 30 kt. Seas 7 to 12 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft. .TUE...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .TUE NIGHT...NW winds 10 to 20 kt. Seas 5 to 8 ft. .Forecaster Holley. Ocean Prediction Center.