639
FZPN23 KWNM 280546
OFFN08

NAVTEX Marine Forecast for northern California waters
NWS Ocean Prediction Center Washington DC
1046 PM PDT Wed Aug 27 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...Weak high pressure will build E into the central and
southern waters tonight while a cold front approaches from the NW
later Thu. On Thu and Thu night the high pressure over the
central and S waters will become weaker as the cold front moves
SE over the N and central waters Fri night into Sat before
dissipating late Sat night. High pressure will build in across
the N and central waters behind the front, then persist along and
W and NW of the area through Mon night while a trough develops
along the N and central coast.

Point Saint George to Point Arena

.TONIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.THU...Variable winds less than 5 kt. Seas 3 to 4 ft.
.THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...Variable winds 5 to 15 kt. Seas 3 to 4 ft.
.SAT...W to NW winds 10 to 20 kt. Seas 3 to 4 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 7 ft.
.SUN...N to NW winds 15 to 25 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 5 to 9 ft.
.MON NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft.

Point Arena to Point Piedras Blancas

.TONIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.
.THU...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...NW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...NW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...N to NW winds 10 to 20 kt. Seas 3 to 6 ft.
.SAT...NW winds 10 to 20 kt. Seas 3 to 5 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft.
.SUN...NW winds 10 to 20 kt. Seas 4 to 7 ft.
.SUN NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft.
.MON...NW winds 15 to 25 kt. Seas 5 to 8 ft.
.MON NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft.