Offshore Forecast
Issued by NWS
Issued by NWS
076 FZPN24 KWNM 170946 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 246 AM PDT Thu Sep 17 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 today, then slide E towards the waters through the weekend becoming centered over the waters Sun into Mon night. A trough is expected to persist along the coastline today through Mon night. Canadian border to 45N .TODAY...N winds 15 to 25 kt. Seas 6 to 9 ft. .TONIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft. .FRI...NW winds 10 to 20 kt. Seas 4 to 7 ft. .FRI NIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft. .SAT...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. .SAT NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 5 ft. .SUN...N winds 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .MON...W to NW winds 5 to 15 kt. Seas 4 to 8 ft. .MON NIGHT...N to NW winds 5 to 15 kt. Seas 5 to 8 ft. 45N to Point Saint George .TODAY...N winds 15 to 25 kt. Seas 5 to 8 ft. .TONIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .FRI...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...N winds 5 to 15 kt. Seas 3 to 5 ft. .SAT...N winds 10 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...N winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...N winds 15 to 25 kt. Seas 4 to 7 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .MON...N winds 15 to 25 kt. Seas 6 to 10 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft.