


Offshore Forecast
Issued by NWS
Issued by NWS
434 FZPN23 KWNM 310536 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 1036 PM PDT Sat Aug 30 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...A trough will move into the N waters tonight and dissipate. A coastal trough will persist along the entire California coast tonight through Tue night, then weaken Wed through Thu night. A N to S oriented ridge of high pressure will persist just W of the regional waters tonight through Thu night. Point Saint George to Point Arena .TONIGHT...N to NW winds 10 to 20 kt. Seas 3 to 5 ft. Areas of fog with vsby 1 nm or less. .SUN...NW winds 20 to 30 kt. Seas 4 to 7 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .MON...N to NW winds 20 to 30 kt. Seas 5 to 8 ft. .MON NIGHT...N winds 20 to 30 kt. Seas 5 to 9 ft. .TUE...N winds 15 to 25 kt. Seas 5 to 8 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft. .WED...N winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .THU...N winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...N winds 5 to 15 kt. Seas 4 to 7 ft. Point Arena to Point Piedras Blancas .TONIGHT...N to NW winds 15 to 25 kt. Seas 4 to 7 ft. Areas of fog with vsby 1 nm or less. .SUN...N to NW winds 15 to 25 kt. Seas 4 to 7 ft. Areas of fog with vsby 1 nm or less. .SUN NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .MON...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. .TUE...N to NW winds 15 to 25 kt. Seas 5 to 8 ft. .TUE NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .WED...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .WED NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft. .THU...NW winds 5 to 15 kt. Seas 4 to 7 ft. .THU NIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft.