High Frequency Voice Broadcast (California)

[Printable Version]   [Alt Link/Previous Versions]

FZPN36 KWBC 120355
OFFN36

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
855 PM PDT Tue Mar 11 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...An area of low pressure will
weaken and move E across the southern waters before eventually
dissipating along the coast later tonight. High pressure will
build E into the central waters tonight as a cold front moves SE
into the NW waters. The ridge will shift S of the area Wed and
Wed night as the cold front continues moving E and SE across the
waters. Another cold front or low pressure trough will develop
just to the W Tue night, then move SE across the central and
southern waters Wed through Thu. A warm front will approach the
northern and central waters Thu and move across the region Thu
night. A cold front will follow, and move across the northern and
central waters Thu night into Fri night while weakening. Sat a
warm front will approach the waters and move NE across the NW
portions, followed by a cold front that will sweep across the
northern and central waters Sun and Sun night.  

Point St. George to Point Arena

...GALE FORCE WINDS POSSIBLE THU NIGHT...

.TONIGHT...S winds 15 to 25 kt. Seas 6 to 11 ft. Chance of rain.
.WED...W winds 15 to 25 kt. Seas 9 to 14 ft. Scattered showers. 
.WED NIGHT...NW winds 15 to 25 kt. Seas 10 to 15 ft. Scattered
showers. 
.THU...W to NW winds 10 to 20 kt. Seas 12 to 15 ft. 
.THU NIGHT...S winds 25 to 35 kt. Seas 10 to 14 ft. 
.FRI...W winds 20 to 30 kt. Seas 12 to 20 ft. 
.FRI NIGHT...W winds 20 to 30 kt. Seas 12 to 20 ft. 
.SAT...S to SW winds 15 to 25 kt. Seas 12 to 16 ft. 
.SAT NIGHT...S winds 20 to 30 kt. Seas 10 to 16 ft. 
.SUN...S to SW winds 20 to 30 kt. Seas 10 to 17 ft. 
.SUN NIGHT...W to SW winds 15 to 25 kt. Seas 11 to 17 ft. 

Point Arena to Santa Cruz Island, CA

.TONIGHT...S to SW winds 10 to 20 kt. Seas 6 to 10 ft. Chance of
rain. 
.WED...W winds 15 to 25 kt. Seas 9 to 15 ft. Chance of rain with
vsby 1 nm or less. 
.WED NIGHT...W winds 20 to 30 kt. Seas 9 to 15 ft. Scattered
showers. 
.THU...W to NW winds 15 to 25 kt. Seas 10 to 15 ft. 
.THU NIGHT...W to SW winds 15 to 25 kt. Seas 11 to 15 ft. 
.FRI...W winds 15 to 25 kt. Seas 11 to 16 ft. 
.FRI NIGHT...W to NW winds 10 to 20 kt. Seas 10 to 16 ft. 
.SAT...NW winds 10 to 20 kt. Seas 9 to 15 ft. 
.SAT NIGHT...S to SW winds 15 to 25 kt. Seas 9 to 12 ft. 
.SUN...S to SW winds 15 to 25 kt. Seas 8 to 14 ft. 
.SUN NIGHT...W winds 10 to 20 kt. Seas 8 to 14 ft. 

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

.TONIGHT...W to NW winds 10 to 20 kt. Seas 7 to 12 ft. 
.WED...W to SW winds 10 to 20 kt. Seas 6 to 10 ft. 
.WED NIGHT...W to SW winds 15 to 25 kt. Seas 8 to 13 ft. 
.THU...W to NW winds 15 to 25 kt. Seas 9 to 15 ft. 
.THU NIGHT...NW winds 15 to 25 kt. Seas 8 to 14 ft. 
.FRI...W winds 10 to 20 kt. Seas 7 to 13 ft. 
.FRI NIGHT...W to NW winds 10 to 20 kt. Seas 7 to 12 ft. 
.SAT...NW winds 10 to 20 kt. Seas 7 to 12 ft. 
.SAT NIGHT...N to NW winds 10 to 20 kt. Seas 7 to 12 ft. 
.SUN...N winds 5 to 15 kt. Seas 7 to 11 ft. 
.SUN NIGHT...NW winds 5 to 15 kt. Seas 6 to 10 ft. 

.Forecaster Poche. Ocean Prediction Center.