FZPN23 KWNM 011607 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 907 AM PDT Fri May 1 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...A weak cold front will move over the northern waters today into tonight, move over the central waters Sat, then pass through the southern portion Sat night into Sun night. High pressure will build NW of the waters today into Sat night. A low pressure trough near the California coast will slowly strengthen today, then gradually weaken tonight into Sat night. High pressure will then weaken NW of the waters Sun and Sun night while receding W, as a broad trough develops and expands over the N and central waters Mon into Mon night, and persists into Tue. High pressure will rebuild just W of the waters late Tue and Tue night. Point Saint George to Point Arena .TODAY...N to NW winds 20 to 30 kt. Seas 8 to 11 ft. .TONIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .SAT...N winds 15 to 25 kt. Seas 8 to 11 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. .SUN...N to NW winds 10 to 20 kt. Seas 7 to 10 ft. .SUN NIGHT...Variable winds 5 to 15 kt. Seas 6 to 9 ft. .MON...NW winds less than 10 kt. Seas 5 to 8 ft. .MON NIGHT...NW winds less than 10 kt. Seas 5 to 7 ft. .TUE...NW winds less than 10 kt. Seas 4 to 7 ft. .TUE NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. Point Arena to Point Piedras Blancas .TODAY...N winds 15 to 25 kt. Seas 6 to 10 ft. .TONIGHT...N to NW winds 15 to 25 kt. Seas 7 to 12 ft. .SAT...N to NW winds 15 to 25 kt. Seas 6 to 10 ft. .SAT NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. .SUN...NW winds 5 to 15 kt. Seas 6 to 9 ft. .SUN NIGHT...W winds 5 to 15 kt. Seas 5 to 9 ft. .MON...W to NW winds less than 10 kt. Seas 5 to 8 ft. .MON NIGHT...NW winds less than 10 kt. Seas 4 to 7 ft. .TUE...NW winds less than 10 kt. Seas 4 to 7 ft. .TUE NIGHT...NW winds 5 to 15 kt. Seas 3 to 6 ft.