FZPN24 KWNM 202207 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 307 PM PDT Fri Mar 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...High pressure ridge will build over the waters tonight into Sat behind a cold front. Another cold front will move across the waters Sun. High pressure will briefly be center over the waters Sun night into Mon. A strengthening area of low pressure will approach the waters from the SW Mon night and track just NW of the waters Tue. The low pressure will bring a cold front across the waters Tue into Tue night. A weak ridge will build over the waters Wed into Wed night. Canadian border to 45N ...STORM FORCE WINDS POSSIBLE TUE... .TONIGHT...N to NW winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...SW winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...W to SW winds 15 to 25 kt. Seas 7 to 11 ft. .SUN...W to SW winds 5 to 15 kt. Seas 7 to 11 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .MON...N to NE winds 10 to 20 kt. Seas 6 to 10 ft. .MON NIGHT...S to SE winds 20 to 30 kt. Seas 5 to 9 ft. .TUE...SW winds 45 to 55 kt. Seas 15 to 24 ft. .TUE NIGHT...S to SW winds 25 to 35 kt. Seas 15 to 24 ft. .WED...W winds 25 to 35 kt. Seas 12 to 19 ft. .WED NIGHT...W winds 15 to 25 kt. Seas 8 to 14 ft. 45N to Point Saint George ...GALE WARNING... .TONIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .SAT...N winds 20 to 30 kt. Seas 7 to 12 ft. .SAT NIGHT...N winds 25 to 35 kt. Seas 8 to 13 ft. .SUN...N winds 25 to 35 kt. Seas 9 to 13 ft. .SUN NIGHT...N winds 25 to 35 kt. Seas 9 to 14 ft. .MON...N to NE winds 15 to 25 kt. Seas 6 to 11 ft. .MON NIGHT...S winds 20 to 30 kt. Seas 6 to 10 ft. .TUE...S to SW winds 20 to 30 kt. Seas 11 to 19 ft. .TUE NIGHT...S to SW winds 15 to 25 kt. Seas 13 to 20 ft. .WED...W to SW winds 15 to 25 kt. Seas 11 to 18 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft.