National Weather Service Marine Forecast FZPN23 KWNM

FZPN23 KWNM 030416
OFFN08

NAVTEX Marine Forecast for northern California waters
NWS Ocean Prediction Center Washington DC
916 PM PDT Sun Aug 2 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 coastal trough along the California coast will strengthen over the central and N portions through early Mon night with the trough persisting into Thu night while slowly weakening. Meanwhile, high pressure will strengthen W and NW of the area tonight through early Tue and remain W of the waters through Thu night while gradually becoming weaker. The trough will redevelop and strengthen Fri and Fri night, while high pressure rebuilds NW of the waters.

Point Saint George to Point Arena

GALE WARNING

TONIGHT
N winds 25 to 35 kt. Seas 12 to 17 ft.

MON
N winds 25 to 35 kt. Seas 11 to 16 ft.

MON NIGHT
N winds 25 to 35 kt. Seas 11 to 15 ft.

TUE
N winds 20 to 30 kt. Seas 8 to 13 ft.

TUE NIGHT
N winds 15 to 25 kt. Seas 6 to 11 ft.

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

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

THU
N winds 10 to 20 kt. Seas 4 to 7 ft.

THU NIGHT
N winds 10 to 20 kt. Seas 4 to 6 ft.

FRI
N winds 15 to 25 kt. Seas 5 to 7 ft.

FRI NIGHT
N winds 20 to 30 kt. Seas 5 to 9 ft.

Point Arena to Point Piedras Blancas

TONIGHT
N to NW winds 20 to 30 kt. Seas 11 to 16 ft.

MON
N winds 20 to 30 kt. Seas 10 to 16 ft.

MON NIGHT
N winds 20 to 30 kt. Seas 9 to 14 ft.

TUE
N winds 15 to 25 kt. Seas 8 to 12 ft.

TUE NIGHT
N winds 10 to 20 kt. Seas 6 to 11 ft.

WED
N to NW winds 10 to 20 kt. Seas 4 to 8 ft.

WED NIGHT
N to NW winds 5 to 15 kt. Seas 4 to 7 ft.

THU
N winds 5 to 15 kt. Seas 4 to 6 ft.

THU NIGHT
N winds 10 to 20 kt. Seas 4 to 6 ft.

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

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