National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZPN36 KWBC 221525
OFFN36

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
825 AM PDT Mon Apr 22 2024

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 low pressure trough along the
central and northern California coast will persist today, then
gradually weaken Tue. The trough will then drift south over the
central California waters late Tue and Tue night and dissipate
Wed. A high pressure ridge to the N and NW of the region will
gradually weaken through Tue. Another area of high pressure will
build in from the W Tue into Wed, then gradually shift to the
southern waters Wed night into Thu night. A weak cold front will
move into the NW portion Thu, then reach the central waters Thu
night into Fri. The front will then enter the S waters Fri night.
High pressure will rebuild W of the waters Thu night into Fri
night. Later Fri night a cold front will approach the northern
waters.

Point St. George to Point Arena

.TODAY...N winds 20 to 30 kt. Seas 8 to 13 ft.
.TONIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft.
.TUE...N winds 15 to 25 kt. Seas 6 to 11 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 9 ft.
.WED...N winds 10 to 20 kt. Seas 4 to 7 ft.
.WED NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 6 ft.
.THU...W winds 10 to 20 kt. Seas 4 to 8 ft.
.THU NIGHT...NW winds 10 to 20 kt. Seas 5 to 9 ft.
.FRI...NW winds 10 to 20 kt. Seas 6 to 9 ft.
.FRI NIGHT...W to SW winds 15 to 25 kt. Seas 7 to 9 ft.

Point Arena to Santa Cruz Island, CA

.TODAY...NW winds 15 to 25 kt. Seas 7 to 11 ft.
.TONIGHT...N to NW winds 15 to 25 kt. Seas 6 to 11 ft.
.TUE...N to NW winds 15 to 25 kt. Seas 6 to 10 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 9 ft.
.WED...N winds 10 to 20 kt. Seas 4 to 8 ft.
.WED NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 7 ft.
.THU...W to NW winds 10 to 20 kt. Seas 4 to 8 ft.
.THU NIGHT...W to NW winds 15 to 25 kt. Seas 5 to 9 ft.
.FRI...NW winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft.

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

.TODAY...NW winds 10 to 20 kt. Seas 5 to 9 ft.
.TONIGHT...NW winds 10 to 15 kt. Seas 4 to 8 ft.
.TUE...NW winds 10 to 20 kt. Seas 5 to 8 ft.
.TUE NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 7 ft.
.WED...W to NW winds 5 to 15 kt. Seas 3 to 6 ft.
.WED NIGHT...W to NW winds 10 to 20 kt. Seas 4 to 7 ft.
.THU...NW winds 10 to 20 kt. Seas 4 to 7 ft.
.THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 10 ft.
.FRI...NW winds 20 to 30 kt. Seas 6 to 11 ft.
.FRI NIGHT...NW winds 20 to 30 kt. Seas 6 to 11 ft.

.Forecaster Holley. Ocean Prediction Center.