


Offshore Forecast
Issued by NWS
Issued by NWS
566 FZPN23 KWNM 152247 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 347 PM PDT Tue Jul 15 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 centered to the W and NW of the waters will persist tonight, then gradually weaken while shifting farther W through Fri night. A low pressure trough along the northern California coast today will gradually weaken through Fri. High pressure will then prevail farther W and NW of the area while extending a ridge E and SE across the N and central waters Fri night through Sun night. A coastal trough will reestablish along the N and central areas of the coast Sat night and persist through Sun night. Point Saint George to Point Arena .TONIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. .WED...N to NW winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .THU...N winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...N winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft. .SAT...N winds 10 to 20 kt. Seas 5 to 9 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 8 ft. .SUN...N winds 15 to 25 kt. Seas 5 to 9 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. Point Arena to Point Piedras Blancas .TONIGHT...N to NW winds 10 to 20 kt. Seas 6 to 10 ft. .WED...NW winds 10 to 20 kt. Seas 5 to 9 ft. .WED NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 8 ft. .THU...N to NW winds 5 to 15 kt. Seas 4 to 7 ft. .THU NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 7 ft. .FRI...NW winds less than 10 kt. Seas 4 to 7 ft. .FRI NIGHT...NW winds 5 to 15 kt. Seas 4 to 7 ft. .SAT...N to NW winds 10 to 20 kt. Seas 4 to 8 ft. .SAT NIGHT...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. .SUN...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 9 ft.