341
FZPN23 KWNM 211103
OFFN08

NAVTEX Marine Forecast for northern California waters
NWS Ocean Prediction Center Washington DC
403 AM PDT Thu Aug 21 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 coastal trough will persist today through Mon
night. High pressure will continue to build west of the waters
today then persist into Mon night.

Point Saint George to Point Arena

.TODAY...N to NW winds 20 to 30 kt. Seas 7 to 10 ft.
.TONIGHT...N winds 20 to 30 kt. Seas 7 to 10 ft.
.FRI...N winds 15 to 25 kt. Seas 6 to 10 ft.
.FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft.
.SAT...N winds 10 to 20 kt. Seas 5 to 8 ft.
.SAT NIGHT...N winds 10 to 20 kt. Seas 5 to 8 ft.
.SUN...N winds 10 to 20 kt. Seas 5 to 8 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft.
.MON...N winds 15 to 25 kt. Seas 7 to 10 ft.
.MON NIGHT...N winds 15 to 25 kt. Seas 8 to 11 ft.

Point Arena to Point Piedras Blancas

.TODAY...NW winds 20 to 30 kt. Seas 6 to 9 ft.
.TONIGHT...N to NW winds 20 to 30 kt. Seas 7 to 10 ft.
.FRI...NW winds 20 to 30 kt. Seas 6 to 9 ft.
.FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft.
.SAT...NW winds 15 to 25 kt. Seas 4 to 8 ft.
.SAT NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft.
.SUN...N to NW winds 10 to 20 kt. Seas 5 to 8 ft.
.SUN NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft.
.MON...N winds 15 to 25 kt. Seas 6 to 10 ft.
.MON NIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft.