FZPN23 KWNM 291017 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 317 AM PDT Fri Sep 29 2023 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 weaken over the area today as a low pressure approaches the northern waters, the low will then move inland tonight as a weakening cold front moves south through the northern and central waters. A trough will develop behind the low pressure along the N and central coast later today and tonight and extend S into Southern California Sat and Sat night. High pressure will build W and NW of the waters today into Sat night. The area of high pressure will persist to the W and NW of the area Sun through Mon night and strengthen Tue and Tue night while the coastal trough remains over the N and central coast of California. Point Reyes NAVTEX is off the air. Technicians are aware and troubleshooting. We apologize for any inconvenience. Point Saint George to Point Arena ...GALE WARNING... .TODAY...N to NW winds 20 to 30 kt. Seas 7 to 10 ft. .TONIGHT...N winds 20 to 30 kt. Seas 6 to 10 ft. .SAT...N winds 25 to 35 kt. Seas 8 to 13 ft. .SAT NIGHT...N winds 25 to 35 kt. Seas 11 to 15 ft. .SUN...N winds 25 to 35 kt. Seas 11 to 15 ft. .SUN NIGHT...N winds 25 to 35 kt. Seas 9 to 13 ft. .MON...N winds 20 to 30 kt. Seas 8 to 12 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 8 to 12 ft. .TUE...N winds 15 to 25 kt. Seas 8 to 12 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 11 ft. Point Arena to Point Piedras Blancas ...GALE WARNING... .TODAY...NW winds 20 to 30 kt. Seas 8 to 12 ft. .TONIGHT...N to NW winds 20 to 30 kt. Seas 6 to 11 ft. .SAT...N winds 25 to 35 kt. Seas 7 to 13 ft. .SAT NIGHT...N winds 25 to 35 kt. Seas 10 to 18 ft. .SUN...N winds 20 to 30 kt. Seas 10 to 16 ft. .SUN NIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .MON...N winds 20 to 30 kt. Seas 7 to 12 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 6 to 11 ft. .TUE...N winds 15 to 25 kt. Seas 6 to 11 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft.