Offshore Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
680
FZPN36 KWBC 232155
OFFN36

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
155 PM PST Thu Nov 23 2017

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 cold front over the N waters
will slowly move southeast this evening, then stall across the
central waters tonight into Fri. The front will lift N as a warm
front Fri night, ahead of a strong cold front approaching from
the W. The cold front will move into the N portions Sat, cross
into the central areas Sat night, then dissipate over the S
waters Sun and Sun night. A low pressure will approach the N
portion Sun, then move across the waters Sun night while pulling
another cold front into the area. The cold front will move across
the S waters Sun night and Mon. A high pressure ridge will build
E towards the region Mon night, then remain stationary W of the
region through Tue night. A low pressure trough will form along
the southern coast Mon, then expand N Mon night through Tue
night.

Point St. George to Point Arena

...GALE WARNING...

.TONIGHT...W to NW winds 5 to 15 kt. Seas 7 to 9 ft.
.FRI...S to SW winds 10 to 20 kt. Seas 6 to 9 ft.
.FRI NIGHT...S to SE winds 20 to 30 kt. Seas 6 to 8 ft.
.SAT...S winds 30 to 40 kt. Seas 11 to 17 ft. Chance of rain.
.SAT NIGHT...S to SW winds 30 to 40 kt. Seas 11 to 18 ft.
.SUN...W to SW winds 25 to 35 kt. Seas 13 to 19 ft.
.SUN NIGHT...W to NW winds 30 to 40 kt. Seas 13 to 21 ft.
.MON...NW winds 15 to 25 kt. Seas 11 to 19 ft.
.MON NIGHT...N to NW winds 5 to 15 kt. Seas 8 to 14 ft.
.TUE...N winds 10 to 20 kt. Seas 8 to 11 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 9 to 16 ft.

Point Arena to Santa Cruz Island, CA

...GALE WARNING...

.TONIGHT...N to NW winds 15 to 25 kt. Seas 6 to 9 ft.
.FRI...N winds 15 to 25 kt. Seas 6 to 9 ft.
.FRI NIGHT...N to NE winds 10 to 20 kt. Seas 6 to 7 ft.
.SAT...S winds 25 to 35 kt. Seas 9 to 15 ft.
.SAT NIGHT...W to SW winds 20 to 30 kt. Seas 10 to 16 ft.
.SUN...SW winds 25 to 35 kt. Seas 13 to 19 ft.
.SUN NIGHT...W to NW winds 25 to 35 kt. Seas 14 to 21 ft.
.MON...N winds 20 to 30 kt. Seas 13 to 21 ft.
.MON NIGHT...N winds 20 to 30 kt. Seas 11 to 18 ft.
.TUE...N winds 15 to 25 kt. Seas 8 to 14 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 7 to 13 ft.

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

.TONIGHT...N to NW winds 5 to 15 kt, increasing to 10 to 20 kt.
Seas 5 to 9 ft.
.FRI...N winds 15 to 25 kt. Seas 5 to 9 ft.
.FRI NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 8 ft.
.SAT...Variable winds 5 to 15 kt. Seas 3 to 6 ft.
.SAT NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 6 ft.
.SUN...NW winds 5 to 15 kt. Seas 5 to 8 ft.
.SUN NIGHT...NW winds 15 to 25 kt. Seas 8 to 12 ft.
.MON...N winds 20 to 30 kt. Seas 11 to 17 ft.
.MON NIGHT...N winds 20 to 30 kt. Seas 10 to 17 ft.
.TUE...N winds 15 to 25 kt. Seas 9 to 15 ft.
.TUE NIGHT...N to NE winds 5 to 15 kt. Seas 7 to 11 ft.

.Forecaster Collins. Ocean Prediction Center.



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.