Hurricane Warnings in Effect
Atlantic:  High Seas

NAVTEX Marine Forecast (San Francisco, CA)

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FZPN23 KWNM 232235
OFFN08

NAVTEX Marine Forecast for northern California waters
NWS Ocean Prediction Center Washington DC
335 PM PDT Wed Sep 23 2020

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 high pressure ridge will weaken tonight and Thu. A
cold front will move across the N and central waters tonight into
Thu while weakening. A low pressure trough will develop along the
S coast of California tonight, then expand N along the coast Thu
through Sun night. High pressure will then develop and build E
and NE west of the waters Sat and Sat night, then persist W of
the northern waters through Mon night.  

Point Saint George to Point Arena

.TONIGHT...S to SW winds 20 to 30 kt. Seas 10 to 17 ft. 
.THU...W to NW winds 5 to 15 kt. Seas 11 to 17 ft. 
.THU NIGHT...W winds 10 to 20 kt. Seas 9 to 15 ft. 
.FRI...W winds 10 to 20 kt. Seas 8 to 13 ft. 
.FRI NIGHT...W to NW winds 10 to 20 kt. Seas 8 to 12 ft. 
.SAT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. 
.SAT NIGHT...N winds 20 to 30 kt. Seas 8 to 11 ft.
.SUN...N winds 20 to 30 kt. Seas 8 to 11 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas 8 to 11 ft. 
.MON...N winds 20 to 30 kt. Seas 9 to 14 ft. 
.MON NIGHT...N winds 20 to 30 kt. Seas 9 to 14 ft. 

Point Arena to Point Piedras Blancas

...GALE FORCE WINDS POSSIBLE SAT...

.TONIGHT...N to NW winds 20 to 30 kt. Seas 7 to 12 ft. 
.THU...NW winds 20 to 30 kt. Seas 11 to 15 ft. 
.THU NIGHT...NW winds 20 to 30 kt. Seas 9 to 14 ft. 
.FRI...NW winds 20 to 30 kt. Seas 9 to 13 ft. 
.FRI NIGHT...NW winds 20 to 30 kt. Seas 9 to 14 ft. 
.SAT...N to NW winds 25 to 35 kt. Seas 8 to 12 ft. 
.SAT NIGHT...N winds 25 to 35 kt. Seas 8 to 11 ft.
.SUN...N winds 20 to 30 kt. Seas 7 to 10 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas 8 to 11 ft. 
.MON...N winds 15 to 25 kt. Seas 7 to 10 ft. 
.MON NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft.