Offshore Forecast
Issued by NWS

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000
FZPN26 KWBC 181615
OFFPZ6

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
815 AM PST Thu Jan 18 2018

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

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.

PZZ899-190330-
815 AM PST Thu Jan 18 2018

.SYNOPSIS FOR CALIFORNIA WATERS...A weak cold front will move SE
over the central waters today, reach the southern waters tonight
then dissipate Fri. A low pressure trough will move slowly E
across the northern waters tonight and Fri. A high pressure
ridge will build E over the region Fri into Sat, and persist over
the S portion Sat night into early Mon. A strong cold front will
move SE over the northern waters Sun, then stall and weaken over
the north-central waters Sun night and early Mon. High pressure
will rebuild over the entire area Mon and Mon night.

$$

PZZ820-190330-
Point St. George to Point Arena between 60 nm and 150 nm
offshore-
815 AM PST Thu Jan 18 2018

...GALE FORCE WINDS POSSIBLE SUN...

.TODAY...W to SW winds 15 to 25 kt. Seas 19 to 26 ft.
.TONIGHT...W winds 15 to 25 kt. Seas subsiding to 17 to 21 ft.
.FRI...W to NW winds 15 to 20 kt. Seas subsiding to 15 to 18 ft.
Scattered showers.
.FRI NIGHT...NW winds 15 to 25 kt. Seas 15 to 18 ft. Scattered
showers.
.SAT...NW winds 15 to 20 kt, becoming W to NW 10 to 15 kt. Seas
subsiding to 13 to 16 ft.
.SAT NIGHT...W to SW winds 10 to 20 kt, becoming SW 20 to 30 kt.
Seas subsiding to 10 to 13 ft.
.SUN...SW winds 20 to 30 kt, increasing to 25 to 35 kt. Seas
building to 11 to 19 ft.
.SUN NIGHT...W to SW winds 20 to 30 kt, becoming N 5 to 15 kt. Seas
14 to 18 ft.
.MON...N winds 5 to 10 kt, becoming 5 to 15 kt. Seas subsiding to 12
to 14 ft.
.MON NIGHT...N winds 5 to 15 kt, becoming E 10 to 20 kt. Seas
subsiding to 9 to 12 ft.

$$

PZZ920-190330-
Point St. George to Point Arena between 150 nm and 250 nm
offshore-
815 AM PST Thu Jan 18 2018

...GALE FORCE WINDS POSSIBLE SAT NIGHT...

.TODAY...W winds 20 to 30 kt. Seas 20 to 26 ft. Scattered showers
and TSTMs.
.TONIGHT...W winds 20 to 25 kt. Seas subsiding to 17 to 21 ft.
Scattered showers and TSTMs.
.FRI...W to NW winds 15 to 25 kt. Seas subsiding to 16 to 19 ft.
Scattered showers.
.FRI NIGHT...NW winds 20 to 30 kt. Seas 16 to 19 ft.
.SAT...NW winds diminishing to 15 to 20 kt, then becoming W to SW 15
to 25 kt. Seas subsiding to 12 to 16 ft.
.SAT NIGHT...SW winds increasing to 25 to 35 kt, then diminishing to
20 to 30 kt. Seas 10 to 18 ft.
.SUN...SW winds 25 to 35 kt. Seas building to 12 to 20 ft.
.SUN NIGHT...Winds becoming NW 10 to 20 kt, then diminishing to 5 to
10 kt. Seas 14 to 18 ft.
.MON...W to NW winds 5 to 10 kt, becoming N to NW. Seas subsiding to
11 to 14 ft.
.MON NIGHT...Variable winds less than 10 kt, becoming S 10 to 20 kt.
Seas becoming 9 to 13 ft.

$$

PZZ825-190330-
Point Arena to Pigeon Point between 60 nm and 150 nm offshore-
815 AM PST Thu Jan 18 2018

.TODAY...W winds 10 to 15 kt, becoming W to SW 10 to 20 kt. Seas 18
to 21 ft.
.TONIGHT...W winds 10 to 20 kt. Seas subsiding to 16 to 19 ft.
.FRI...W winds 15 to 20 kt, becoming NW. Seas subsiding to 15 to 17
ft.
.FRI NIGHT...NW winds 15 to 25 kt. Seas 14 to 16 ft.
.SAT...N to NW winds 10 to 20 kt. Seas 13 to 16 ft.
.SAT NIGHT...NW winds 10 to 20 kt, becoming W to SW 10 to 15 kt.
Seas subsiding to 10 to 14 ft.
.SUN...SW winds 10 to 20 kt, increasing to 20 to 30 kt. Seas 9 to 15
ft.
.SUN NIGHT...SW winds 20 to 30 kt. Seas 9 to 16 ft.
.MON...Winds diminishing to N to NW 5 to 15 kt. Seas 12 to 14 ft.
.MON NIGHT...N winds 10 to 15 kt, becoming W 5 to 15 kt. Seas
subsiding to 9 to 12 ft.

$$

PZZ925-190330-
Point Arena to Pigeon Point between 150 nm and 250 nm offshore-
815 AM PST Thu Jan 18 2018

.TODAY...W winds 15 to 25 kt. Seas 18 to 21 ft.
.TONIGHT...W winds 15 to 25 kt. Seas subsiding to 16 to 19 ft.
.FRI...W to NW winds 15 to 25 kt. Seas subsiding to 15 to 17 ft.
Scattered showers.
.FRI NIGHT...N to NW winds 15 to 25 kt. Seas 15 to 18 ft.
.SAT...NW winds 15 to 20 kt, becoming W to NW 10 to 15 kt. Seas
subsiding to 13 to 16 ft.
.SAT NIGHT...W winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas
subsiding to 10 to 13 ft.
.SUN...SW winds 20 to 30 kt. Seas building to 11 to 18 ft.
.SUN NIGHT...SW winds 20 to 30 kt, becoming W to SW 10 to 20 kt.
Seas 11 to 18 ft.
.MON...Winds diminishing to N to NW 5 to 10 kt. Seas becoming 11 to
14 ft.
.MON NIGHT...N to NW winds 5 to 15 kt, becoming variable. Seas
subsiding to 9 to 11 ft.

$$

PZZ830-190330-
Pigeon Point to Point Piedras Blancas between 60 nm and 150 nm
offshore-
815 AM PST Thu Jan 18 2018

.TODAY...W to SW winds 5 to 10 kt, becoming N to NW 5 to 15 kt. Seas
14 to 20 ft.
.TONIGHT...W to NW winds 10 to 20 kt. Seas 15 to 17 ft.
.FRI...W winds 15 to 20 kt, becoming NW. Seas 14 to 16 ft.
.FRI NIGHT...N to NW winds 20 to 25 kt. Seas 14 to 15 ft. Scattered
showers.
.SAT...N to NW winds 15 to 25 kt. Seas 14 to 15 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas becoming 11 to 14 ft.
.SUN...Winds diminishing to W to SW 5 to 15 kt. Seas subsiding to 8
to 11 ft.
.SUN NIGHT...SW winds increasing to 15 to 25 kt. Seas becoming 8 to
14 ft.
.MON...W winds 10 to 20 kt, becoming N 10 to 15 kt. Seas becoming 11
to 14 ft.
.MON NIGHT...N to NW winds 10 to 15 kt. Seas subsiding to 9 to 12
ft.

$$

PZZ930-190330-
Pigeon Point to Point Piedras Blancas between 150 nm and 250 nm
offshore-
815 AM PST Thu Jan 18 2018

.TODAY...W to NW winds 5 to 10 kt, becoming W 10 to 20 kt. Seas 17
to 20 ft.
.TONIGHT...W winds 10 to 20 kt. Seas subsiding to 15 to 17 ft.
.FRI...W to NW winds 15 to 25 kt. Seas 14 to 16 ft. Scattered
showers.
.FRI NIGHT...N to NW winds 15 to 25 kt. Seas 14 to 16 ft.
.SAT...N to NW winds 10 to 20 kt. Seas 13 to 16 ft.
.SAT NIGHT...NW winds 10 to 15 kt, becoming W to SW 10 to 20 kt.
Seas subsiding to 10 to 14 ft.
.SUN...W to SW winds 15 to 25 kt. Seas subsiding to 8 to 12 ft.
.SUN NIGHT...SW winds 15 to 25 kt. Seas building to 9 to 15 ft.
.MON...W winds 10 to 20 kt, becoming N 10 to 15 kt. Seas 11 to 14
ft.
.MON NIGHT...N winds 5 to 15 kt, becoming N to NW. Seas subsiding to
9 to 11 ft.

$$

PZZ835-190330-
Point Piedras Blancas to Santa Cruz Island, CA between 60 nm and
150 nm offshore-
815 AM PST Thu Jan 18 2018

.TODAY...W to NW winds 5 to 15 kt, becoming N to NW. Seas 10 to 18
ft.
.TONIGHT...N to NW winds 5 to 15 kt, becoming NW 10 to 20 kt. Seas
becoming 14 to 17 ft.
.FRI...NW winds 15 to 20 kt. Seas 14 to 15 ft.
.FRI NIGHT...N to NW winds 20 to 25 kt. Seas 14 to 15 ft. Scattered
showers.
.SAT...NW winds 20 to 30 kt. Seas 14 to 15 ft.
.SAT NIGHT...N winds 20 to 30 kt. Seas becoming 11 to 14 ft.
.SUN...N winds diminishing to 10 to 20 kt. Seas becoming 8 to 13 ft.
.SUN NIGHT...N to NW winds 10 to 20 kt. Seas 8 to 11 ft.
.MON...W to NW winds 5 to 15 kt. Seas building to 9 to 13 ft.
.MON NIGHT...W to NW winds 10 to 20 kt, becoming N to NW 10 to 15
kt. Seas 9 to 12 ft.

$$

PZZ935-190330-
Point Piedras Blancas to Santa Cruz Island, CA between 150 nm
and 250 nm offshore-
815 AM PST Thu Jan 18 2018

.TODAY...W winds 5 to 10 kt, becoming N to NW 5 to 15 kt. Seas 10 to
18 ft.
.TONIGHT...NW winds 10 to 20 kt. Seas 14 to 16 ft.
.FRI...NW winds 15 to 25 kt. Seas 14 to 15 ft.
.FRI NIGHT...NW winds 20 to 25 kt, becoming N. Seas 14 to 15 ft.
.SAT...N winds 15 to 25 kt. Seas 14 to 16 ft.
.SAT NIGHT...N winds 10 to 20 kt. Seas subsiding to 10 to 14 ft.
.SUN...N to NW winds 5 to 15 kt, becoming W to SW. Seas subsiding to
8 to 12 ft.
.SUN NIGHT...W winds 5 to 15 kt, becoming W to SW 10 to 20 kt. Seas
8 to 13 ft.
.MON...W winds 10 to 20 kt. Seas 9 to 13 ft.
.MON NIGHT...Winds veering to N to NW 10 to 15 kt. Seas 9 to 12
ft.

$$

PZZ840-190330-
Santa Cruz Island, CA to San Clemente Island, CA between 60 nm
and 150 nm offshore-
815 AM PST Thu Jan 18 2018

.TODAY...NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 6 to
10 ft, building to 10 to 16 ft.
.TONIGHT...NW winds 10 to 15 kt. Seas 9 to 16 ft.
.FRI...NW winds increasing to 15 to 25 kt. Seas 9 to 14 ft.
.FRI NIGHT...NW winds 20 to 30 kt. Seas 10 to 14 ft.
.SAT...NW winds 20 to 30 kt. Seas 10 to 15 ft.
.SAT NIGHT...N to NW winds 20 to 30 kt. Seas becoming 8 to 14 ft.
.SUN...N winds 15 to 25 kt. Seas 7 to 13 ft.
.SUN NIGHT...N to NW winds 15 to 25 kt. Seas subsiding to 6 to 11
ft.
.MON...N to NW winds 15 to 25 kt. Seas 6 to 11 ft.
.MON NIGHT...NW winds 15 to 25 kt. Seas 7 to 12 ft.

$$

PZZ940-190330-
Santa Cruz Island, CA to 120W between 150 nm and 250 nm offshore-
815 AM PST Thu Jan 18 2018

.TODAY...N to NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas
9 to 16 ft.
.TONIGHT...W to NW winds 10 to 15 kt. Seas 9 to 16 ft.
.FRI...NW winds 15 to 20 kt. Seas 12 to 14 ft.
.FRI NIGHT...NW winds 20 to 25 kt. Seas 12 to 14 ft.
.SAT...N to NW winds 15 to 25 kt. Seas 13 to 15 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas 12 to 14 ft.
.SUN...N winds 15 to 25 kt. Seas becoming 9 to 13 ft.
.SUN NIGHT...N winds 10 to 20 kt. Seas subsiding to 8 to 11 ft.
.MON...N winds 10 to 20 kt. Seas 9 to 11 ft.
.MON NIGHT...N to NW winds 10 to 20 kt. Seas 9 to 11 ft.

$$

PZZ945-190330-
San Clemente Island, CA to Guadalupe Island from 60 nm offshore
west to 120W-
815 AM PST Thu Jan 18 2018

.TODAY...N to NW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 7 to 10 ft.
.TONIGHT...N to NW winds 5 to 15 kt. Seas building to 9 to 15
ft.
.FRI...NW winds 10 to 20 kt. Seas 11 to 14 ft.
.FRI NIGHT...N to NW winds 15 to 25 kt. Seas 10 to 14 ft.
.SAT...NW winds 20 to 25 kt. Seas 11 to 14 ft.
.SAT NIGHT...N to NW winds 15 to 25 kt. Seas 11 to 14 ft.
.SUN...N winds 10 to 20 kt. Seas 9 to 13 ft.
.SUN NIGHT...N winds 10 to 20 kt, becoming 10 to 15 kt. Seas
7 to 11 ft.
.MON...N winds 10 to 20 kt. Seas 7 to 10 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas 7 to 11 ft.

$$

.Forecaster Bancroft. Ocean Prediction Center.



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