


Offshore Forecast
Issued by NWS
Issued by NWS
230 FZPN24 KWNM 181632 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 932 AM PDT Fri Apr 18 2025 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 trough will remain in place along the Washington and Vancouver Island coasts through Sat, weaken Sat night and Sun, then slightly strengthen and persist Sun night through Tue night. High pressure will weaken across the waters today as a cold front approaches and moves SE across the waters through tonight. High pressure will rebuild across the waters behind the front Sat and Sat night, then gradually weaken through Tue night. Canadian border to 45N ...GALE WARNING... .TODAY...NW winds 10 to 20 kt. Seas 4 to 7 ft. .TONIGHT...NW winds 25 to 35 kt. Seas 7 to 13 ft. .SAT...NW winds 25 to 35 kt. Seas 7 to 13 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft. .SUN...NW winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...NW winds 20 to 30 kt. Seas 7 to 10 ft. .MON...NW winds 15 to 25 kt. Seas 5 to 9 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .TUE...N winds 15 to 25 kt. Seas 5 to 8 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. 45N to Point Saint George ...GALE WARNING... .TODAY...N winds 15 to 25 kt. Seas 5 to 8 ft. .TONIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft. .SAT...N winds 25 to 35 kt. Seas 8 to 13 ft. .SAT NIGHT...N winds 25 to 35 kt. Seas 10 to 15 ft. .SUN...N winds 20 to 30 kt. Seas 7 to 13 ft. .SUN NIGHT...N winds 25 to 35 kt. Seas 7 to 11 ft. .MON...N winds 20 to 30 kt. Seas 7 to 11 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 9 to 13 ft. .TUE...N winds 20 to 30 kt. Seas 7 to 10 ft. .TUE NIGHT...N winds 20 to 30 kt. Seas 7 to 10 ft.