


Offshore Forecast
Issued by NWS
Issued by NWS
974 FZPN24 KWNM 101752 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 1052 AM PDT Sun Aug 10 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...High pressure will persist to the W of the waters today before beginning to retreat W tonight through Wed night while slowly weakening. A low pressure trough will expand N along the coast to Vancouver Island today, then persist through Tue night before weakening through Wed night. A weak high pressure ridge will briefly rebuild into the waters Thu then drift S Thu night. A weak warm front and trailing cold front will move E across the waters later Thu and Thu night. Canadian border to 45N ...GALE WARNING... .TODAY...N to NW winds 20 to 30 kt. Seas 7 to 10 ft. .TONIGHT...N to NW winds 25 to 35 kt. Seas 8 to 14 ft. .MON...N to NW winds 25 to 35 kt. Seas 9 to 14 ft. .MON NIGHT...N to NW winds 25 to 35 kt. Seas 10 to 14 ft. .TUE...N to NW winds 25 to 35 kt. Seas 9 to 13 ft. .TUE NIGHT...NW winds 20 to 30 kt. Seas 8 to 12 ft. .WED...NW winds 15 to 25 kt. Seas 6 to 11 ft. .WED NIGHT...NW winds 10 to 20 kt. Seas 5 to 8 ft. .THU...NW winds 5 to 15 kt. Seas 4 to 7 ft. .THU NIGHT...NW winds 5 to 15 kt. Seas 3 to 6 ft. 45N to Point Saint George .TODAY...N winds 20 to 30 kt. Seas 7 to 11 ft. .TONIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft. .MON...N winds 15 to 25 kt. Seas 7 to 12 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .TUE...N winds 15 to 25 kt. Seas 7 to 11 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft. .WED...N winds 15 to 25 kt. Seas 6 to 9 ft. .WED NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .THU...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. .THU NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 10 ft.