National Weather Service Marine Forecast FZPN23 KWNM

FZPN23 KWNM 242159
OFFN08

NAVTEX Marine Forecast for northern California waters
NWS Ocean Prediction Center Washington DC
259 PM PDT Mon Aug 24 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 low pressure trough will persist along the coast tonight through Fri night, then slowly strengthen Sat and Sat night. A high pressure ridge will drift SE across the N portion tonight into Wed, then slowly weaken Wed night over the central waters. A weak cold front will move SE over the N waters Wed before dissipating Wed night. Another cold front will move over the N waters Thu and dissipate. Another ridge will build E across the region Thu, and continue through Sat night.

Point Saint George to Point Arena

TONIGHT
NW winds 5 to 15 kt. Seas 4 to 7 ft.

TUE
Variable winds 5 to 15 kt. Seas 4 to 6 ft.

TUE NIGHT
N to NW winds 10 to 20 kt. Seas 5 to 7 ft.

WED
NW winds 10 to 20 kt. Seas 5 to 8 ft.

WED NIGHT
NW winds 15 to 25 kt. Seas 5 to 8 ft.

THU
N to NW winds 15 to 25 kt. Seas 6 to 9 ft.

THU NIGHT
N winds 15 to 25 kt. Seas 6 to 10 ft.

FRI
N to NW winds 15 to 25 kt. Seas 6 to 10 ft.

FRI NIGHT
N winds 15 to 25 kt. Seas 6 to 9 ft.

SAT
N winds 15 to 25 kt. Seas 5 to 9 ft.

SAT NIGHT
N winds 15 to 25 kt. Seas 6 to 9 ft.

Point Arena to Point Piedras Blancas

TONIGHT
NW winds 10 to 20 kt. Seas 4 to 6 ft.

TUE
N to NW winds 15 to 25 kt. Seas 3 to 5 ft.

TUE NIGHT
N to NW winds 15 to 25 kt. Seas 3 to 6 ft.

WED
N to NW winds 10 to 20 kt. Seas 4 to 7 ft.

WED NIGHT
N to NW winds 15 to 25 kt. Seas 5 to 8 ft.

THU
N to NW winds 15 to 25 kt. Seas 5 to 8 ft.

THU NIGHT
N to NW winds 15 to 25 kt. Seas 5 to 9 ft.

FRI
N to NW winds 15 to 25 kt. Seas 5 to 9 ft.

FRI NIGHT
N to NW winds 15 to 25 kt. Seas 5 to 9 ft.

SAT
N to NW winds 15 to 25 kt. Seas 5 to 9 ft.

SAT NIGHT
N to NW winds 15 to 25 kt. Seas 6 to 10 ft.