947 FZPN23 KWNM 132239 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 339 PM PDT Tue Jul 13 2021 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 strong high pressure ridge W of the N waters will shift farther W today and persist into Sat night. A low pressure trough just inland of the central and northern California coast will persist tonight through Sat, then gradually weaken Sat night before strengthening Sun into Sun night. A weak cold front will enter the NW waters Wed night and dissipate shortly thereafter. Low pressure will approach the outer N waters Sat night then move N of the waters through Sun night. Point Saint George to Point Arena ...GALE WARNING... .TONIGHT...N winds 30 to 40 kt. Seas 10 to 14 ft. .WED...N to NW winds 20 to 30 kt. Seas 9 to 14 ft. .WED NIGHT...N to NW winds 20 to 30 kt. Seas 8 to 13 ft. .THU...N to NW winds 20 to 30 kt. Seas 7 to 11 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 7 to 10 ft. .FRI...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...N winds 15 to 25 kt. Seas 5 to 9 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .SUN...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. Point Arena to Point Piedras Blancas .TONIGHT...N winds 20 to 30 kt. Seas 9 to 14 ft. .WED...N winds 20 to 30 kt. Seas 9 to 14 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft. .THU...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .THU NIGHT...N to NW winds 20 to 30 kt. Seas 7 to 11 ft. .FRI...NW winds 20 to 30 kt. Seas 7 to 11 ft. .FRI NIGHT...NW winds 20 to 30 kt. Seas 7 to 11 ft. .SAT...NW winds 20 to 30 kt. Seas 5 to 9 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft. .SUN...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .SUN NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft.