


Offshore Forecast
Issued by NWS
Issued by NWS
283 FZPN24 KWNM 201041 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 341 AM PDT Sun Apr 20 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...Strong high pressure centered to the W of the area will build in across the outer waters today through Mon night, then weaken and drift S Tue through Wed night as a low pressure area approaches from the NW. The low pressure area will move SE towards the N waters while weakening Thu night as an associated cold front slides E into the offshore waters. Canadian border to 45N .TODAY...NW winds 15 to 25 kt. Seas 5 to 9 ft. .TONIGHT...NW winds 20 to 30 kt. Seas 6 to 10 ft. .MON...NW winds 20 to 30 kt. Seas 6 to 10 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .TUE...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .TUE NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .WED...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .THU...W to SW winds 5 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...W winds 10 to 20 kt. Seas 4 to 8 ft. 45N to Point Saint George ...GALE WARNING... .TODAY...N winds 20 to 30 kt. Seas 7 to 13 ft. .TONIGHT...N winds 25 to 35 kt. Seas 8 to 12 ft. .MON...N winds 20 to 30 kt. Seas 7 to 11 ft. .MON NIGHT...N winds 25 to 35 kt. Seas 9 to 13 ft. .TUE...N winds 25 to 35 kt. Seas 8 to 13 ft. .TUE NIGHT...N winds 25 to 35 kt. Seas 8 to 14 ft. .WED...N winds 20 to 30 kt. Seas 7 to 11 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .THU...W to SW winds 10 to 20 kt. Seas 4 to 7 ft. .THU NIGHT...W winds 10 to 20 kt. Seas 4 to 8 ft.