Offshore Forecast
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718
FZPN36 KWBC 140329
OFFN36

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
829 PM PDT Wed Aug 13 2025

California waters-
Inner waters from  60 nm to 150 nm offshore.
Outer waters from 150 nm to 250 nm offshore.

Conditions given represent the highest within that period.

Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.

.SYNOPSIS FOR CALIFORNIA WATERS...A trough along the California
coast will persist tonight through Fri night. The coastal trough
will slowly begin to dissipate as a strong cold front will
approach the northern waters Fri night into Sat. The front will
slowly move into the central waters Sat night and then dissipate
across the southern waters Sun. High pressure will build in
across the central and southern waters Sun into Sun night and
persist through Mon night while a weak surface trough moves
across N portions.

Point St. George to Point Arena

.TONIGHT...N winds 15 to 25 kt. Seas 6 to 8 ft.
.THU...N winds 15 to 25 kt. Seas 5 to 9 ft.
.THU NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft.
.FRI...W to NW winds 10 to 20 kt. Seas 4 to 7 ft.
.FRI NIGHT...W winds 10 to 20 kt. Seas 4 to 7 ft.
.SAT...W to NW winds 5 to 15 kt. Seas 4 to 7 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Seas 5 to 7 ft.
.SUN...NW winds less than 10 kt. Seas 5 to 7 ft.
.SUN NIGHT...W to NW winds less than 10 kt. Seas 5 to 6 ft.
.MON...S to SW winds less than 10 kt. Seas 5 to 6 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 4 to 6 ft.

Point Arena to Santa Cruz Island, CA

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

Santa Cruz Island, CA to San Clemente Island, CA...south to
Guadalupe Island

.TONIGHT...NW winds 15 to 25 kt. Seas 4 to 8 ft.
.THU...NW winds 15 to 25 kt. Seas 4 to 8 ft.
.THU NIGHT...NW winds 15 to 25 kt. Seas 5 to 8 ft.
.FRI...NW winds 10 to 20 kt. Seas 4 to 8 ft.
.FRI NIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft.
.SAT...N to NW winds 10 to 20 kt. Seas 5 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 3 to 6 ft.
.SUN NIGHT...NW winds 10 to 20 kt. Seas 3 to 6 ft.
.MON...NW winds 10 to 20 kt. Seas 4 to 7 ft.
.MON NIGHT...NW winds 15 to 25 kt. Seas 4 to 7 ft.

.Forecaster Anderson. Ocean Prediction Center.