FZPN24 KWNM 201751 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 1051 AM PDT Sat Jun 20 2026 Conditions given represent the highest within that period. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...Strong high pressure W of the waters will persist today into Sun night, then weaken a slightly on Mon. The center of the strongest ridging will slide a bit more SW Mon night into Wed night. A trough along the Vancouver Island coast will dissipate today. A coastal trough along the S Oregon coast will develop Sun, expand N Sun night into Mon night, weaken Tue and dissipate Tue night. Canadian border to 45N .TODAY...NW winds 20 to 30 kt. Seas 8 to 12 ft. .TONIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .SUN...N to NW winds 10 to 20 kt. Seas 4 to 8 ft. .SUN NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .MON...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .TUE...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...NW winds 20 to 30 kt. Seas 7 to 11 ft. .WED...NW winds 15 to 25 kt. Seas 6 to 10 ft. .WED NIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft. 45N to Point Saint George .TODAY...N winds 10 to 20 kt. Seas 6 to 10 ft. .TONIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .SUN...N winds 20 to 30 kt. Seas 6 to 9 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 7 to 10 ft. .MON...N winds 20 to 30 kt. Seas 6 to 10 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .TUE...N winds 15 to 25 kt. Seas 5 to 9 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .WED...N winds 15 to 25 kt. Seas 6 to 10 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft.