FZPN24 KWNM 041736 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 1036 AM PDT Tue Aug 4 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 build in from the W today. The ridge will then persist to the W and NW of the area tonight through Wed night while gradually weakening. A coastal trough along the S Oregon coast today will expand N along the Washington coast tonight through Wed, then weaken Wed night before dissipating Thu. High pressure will gradually rebuild into the region from the W Thu through Sat night. Canadian border to 45N .TODAY...N winds 15 to 25 kt. Seas 5 to 8 ft. .TONIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .WED...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .WED NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .THU...N to NW winds 10 to 20 kt. Seas 4 to 8 ft. .THU NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 8 ft. .FRI...NW winds 10 to 20 kt. Seas 4 to 7 ft. .FRI NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .SAT...NW winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. 45N to Point Saint George .TODAY...N winds 15 to 25 kt. Seas 7 to 11 ft. .TONIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft. .WED...N winds 15 to 25 kt. Seas 5 to 8 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .THU...N winds 5 to 15 kt. Seas 4 to 7 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .FRI...N winds 10 to 20 kt. Seas 5 to 9 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .SAT...N winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...N winds 20 to 30 kt. Seas 6 to 11 ft.