Offshore Forecast
Issued by NWS
Issued by NWS
478 FZPN24 KWNM 152225 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 325 PM PDT Tue Sep 15 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 will persist W of the area tonight through Thu, then slide E towards the waters and become center over the waters by Sun and Sun night. A trough will remain just off the coast tonight through Fri, then move inland Fri night into Sun night. . Canadian border to 45N .TONIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .WED...N winds 10 to 20 kt. Seas 4 to 8 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .THU...N winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...NW winds 10 to 20 kt. Seas 4 to 8 ft. .FRI NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. .SAT...N winds 5 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. .SUN...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 7 ft. 45N to Point Saint George .TONIGHT...N winds 20 to 30 kt. Seas 5 to 9 ft. .WED...N winds 15 to 25 kt. Seas 5 to 9 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .THU...N winds 10 to 20 kt. Seas 5 to 8 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .FRI...N winds 5 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 3 to 6 ft. .SAT...N winds 10 to 20 kt. Seas 4 to 7 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...N winds 10 to 20 kt. Seas 4 to 7 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft.