High Frequency Voice Broadcast (California)

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FZPN36 KWBC 180950
OFFN36

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
250 AM PDT Thu Apr 18 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 coastal low pressure trough
along the N California coast will slowly weaken today through Fri
night, then strengthen again along the entire coast Sat night
through Sun night. The coastal trough will persist over the N and
central areas Mon and Mon night while gradually becoming weaker.
A high pressure ridge will remain anchored W of the waters today
through early Fri, then weaken late Fri and Fri night. A cold
front will move into the N and central waters Fri night into Sat,
then gradually dissipate by Sat night. Another high pressure
ridge will build just NW of the area late Sat and Sat night, then
persist to the N and NW of the region Sun and Sun night while
becoming weaker. Another area of high pressure will build in from
the W and NW Mon and Mon night.  

Point St. George to Point Arena

.TODAY...N winds 15 to 25 kt. Seas 6 to 10 ft. 
.TONIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI...N to NW winds 5 to 15 kt. Seas 4 to 6 ft. 
.FRI NIGHT...W to SW winds 5 to 15 kt. Seas 4 to 5 ft. 
.SAT...W to NW winds 15 to 25 kt. Seas 6 to 10 ft. 
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 11 ft. 
.SUN...N winds 15 to 25 kt. Seas 8 to 12 ft. 
.SUN NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft. 
.MON...N winds 20 to 30 kt. Seas 7 to 11 ft. 
.MON NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. 

Point Arena to Santa Cruz Island, CA

.TODAY...N to NW winds 10 to 20 kt. Seas 6 to 10 ft. 
.TONIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. 
.FRI...NW winds 5 to 15 kt. Seas 5 to 6 ft. 
.FRI NIGHT...NW winds 5 to 15 kt. Seas 4 to 5 ft.
.SAT...N to NW winds 10 to 20 kt. Seas 4 to 6 ft. 
.SAT NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. 
.SUN...N winds 15 to 25 kt. Seas 6 to 11 ft. 
.SUN NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 12 ft. 
.MON...NW winds 20 to 25 kt. Seas 8 to 11 ft. 
.MON NIGHT...NW winds 15 to 25 kt. Seas 8 to 10 ft. 

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

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

.Forecaster Huffman. Ocean Prediction Center.