FZPN24 KWNM 280456 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 956 PM PDT Thu Aug 27 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 High pressure ridge will move E over the region tonight, then weaken Fri into Sat as a very weak low pressure trough moves over the waters. Another ridge will move SE over the region Sat and Sat night, as a trough extends slowly N along the southern Oregon coast Sun before weakening Sun night. A cold front with move over the NW waters late Mon into Mon night. The front will move S and E of the area Tue followed by another cold front moving into the NW waters Tue night. Canadian border to 45N .TONIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft. .FRI...W to NW winds 5 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .SAT NIGHT...NW winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...W winds 5 to 15 kt. Seas 4 to 7 ft. .SUN NIGHT...W to SW winds 5 to 15 kt. Seas 4 to 6 ft. .MON...SW winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...Variable winds 5 to 15 kt. Seas 4 to 7 ft. .TUE...SW winds 5 to 15 kt. Seas 4 to 7 ft. .TUE NIGHT...S to SW winds 15 to 25 kt. Seas 4 to 8 ft. 45N to Point Saint George .TONIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...N winds 15 to 25 kt. Seas 4 to 6 ft. .FRI NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .SAT...N to NW winds 15 to 25 kt. Seas 4 to 7 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...N winds 15 to 25 kt. Seas 5 to 8 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 5 to 8 ft. .MON...N to NW winds 10 to 20 kt. Seas 3 to 6 ft. .MON NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 6 ft. .TUE...W to NW winds 5 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 7 ft.