FZPN24 KWNM 090940 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 240 AM PDT Thu Apr 9 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...A ridge of high pressure will remain over the region today through Fri. A coastal trough will remain along the Washington coast today through Fri night, then dissipate Sat. Late Fri night an area of low pressure to the NW will gradually slide SE, still passing W of the waters then S of the region Sat into Sat night. Thereafter, high pressure will remain W of the region Sat night into Sun, then build over the area Sun night through Mon night. Canadian border to 45N .TODAY...N winds 15 to 25 kt. Seas 6 to 9 ft. .TONIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft. .FRI...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .FRI NIGHT...N winds 5 to 15 kt. Seas 4 to 6 ft. .SAT...N winds 10 to 20 kt. Seas 4 to 7 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...NW winds 15 to 25 kt. Seas 6 to 10 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .MON...NW winds 15 to 25 kt. Seas 5 to 9 ft. .MON NIGHT...W to SW winds 5 to 15 kt. Seas 4 to 7 ft. 45N to Point Saint George .TODAY...N winds 10 to 20 kt. Seas 5 to 8 ft. .TONIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft. .FRI...NW winds 5 to 15 kt. Seas 4 to 7 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 4 to 6 ft. .SAT...N to NE winds 5 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 5 to 9 ft. .SUN...N winds 15 to 25 kt. Seas 6 to 10 ft. .SUN NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 10 ft. .MON...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .MON NIGHT...Variable winds 5 to 15 kt. Seas 4 to 7 ft.