Offshore Forecast
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000
FZPN26 KWBC 181525
OFFPZ6

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
825 AM PDT Wed Oct 18 2017

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.

PZZ899-190500-
825 AM PDT Wed Oct 18 2017

.SYNOPSIS FOR CALIFORNIA WATERS...High pressure will build E into
the central and southern waters today into Thu. A cold front will
move SE over the northern and central waters Thu and Thu night
weakening the ridge. The front will continue to move SE over the
southern area Fri. High pressure will rebuild E into the central
waters Thu night and Fri behind the cold front. The ridge will
persist across the central region Sat and Sat night, then slowly
shift N Sun and Sun night. A weak low pressure trough will
continue along the southern California coast today into Thu
before weakening late Thu as a cold front approaches. The trough
will reform along the S and central California coast Fri, then
gradually expand N along the coast Fri night into Sun night.

$$

PZZ820-190500-
Point St. George to Point Arena between 60 nm and 150 nm
offshore-
825 AM PDT Wed Oct 18 2017

.TODAY...W to SW winds 5 to 15 kt. Seas 6 to 7 ft.
.TONIGHT...W to SW winds increasing to 15 to 25 kt. Seas becoming 6
to 11 ft.
.THU...S to SW winds 15 to 25 kt, becoming W to SW. Seas becoming 8
to 13 ft, then building to 12 to 19 ft. Chance of rain.
.THU NIGHT...W winds 15 to 25 kt. Seas building to 13 to 22 ft.
.FRI...W to NW winds 15 to 25 kt, becoming W 5 to 15 kt. Seas 17 to
20 ft.
.FRI NIGHT...SW winds 10 to 20 kt, increasing to 20 to 30 kt. Seas
subsiding to 13 to 17 ft.
.SAT...W to SW winds 15 to 25 kt. Seas subsiding to 11 to 15 ft.
.SAT NIGHT...SW winds 10 to 20 kt. Seas 11 to 14 ft.
.SUN...W to SW winds 5 to 15 kt. Seas 10 to 13 ft.
.SUN NIGHT...W to SW winds 5 to 15 kt, becoming N to NW 10 to 20 kt.
Seas 10 to 12 ft.

$$

PZZ920-190500-
Point St. George to Point Arena between 150 nm and 250 nm
offshore-
825 AM PDT Wed Oct 18 2017

...GALE FORCE WINDS POSSIBLE FRI NIGHT...

.TODAY...W to SW winds 15 to 25 kt. Seas 6 to 9 ft.
.TONIGHT...SW winds 20 to 30 kt. Seas building to 7 to 13 ft.
.THU...W winds 20 to 30 kt. Seas building to 13 to 23 ft.
.THU NIGHT...W winds 20 to 30 kt. Seas 15 to 23 ft.
.FRI...W to SW winds 15 to 25 kt. Seas 17 to 21 ft.
.FRI NIGHT...SW winds increasing to 25 to 35 kt, then becoming W to
SW 20 to 30 kt. Seas subsiding to 13 to 17 ft.
.SAT...W winds 15 to 25 kt, becoming SW. Seas 12 to 16 ft.
.SAT NIGHT...SW winds 15 to 25 kt. Seas 11 to 15 ft.
.SUN...SW winds 10 to 20 kt. Seas 10 to 14 ft.
.SUN NIGHT...W to SW winds 10 to 15 kt, becoming N to NW 5 to 15 kt.
Seas 10 to 13 ft.

$$

PZZ825-190500-
Point Arena to Pigeon Point between 60 nm and 150 nm offshore-
825 AM PDT Wed Oct 18 2017

.TODAY...NW winds 10 to 15 kt. Seas 6 to 8 ft.
.TONIGHT...W to NW winds 10 to 15 kt, becoming W to SW 5 to 10 kt.
Seas 6 to 7 ft.
.THU...SW winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 5 to
7 ft, building to 7 to 12 ft.
.THU NIGHT...Winds veering to W to NW 10 to 20 kt. Seas building to
12 to 20 ft.
.FRI...NW winds 10 to 20 kt, diminishing to 5 to 10 kt. Seas
becoming 17 to 20 ft.
.FRI NIGHT...NW winds 5 to 15 kt, becoming W to SW. Seas subsiding
to 13 to 17 ft.
.SAT...W to SW winds 5 to 15 kt. Seas subsiding to 11 to 13 ft.
.SAT NIGHT...W to NW winds 5 to 10 kt, becoming N to NW 5 to 15 kt.
Seas 10 to 12 ft.
.SUN...N to NW winds 5 to 15 kt. Seas 9 to 11 ft.
.SUN NIGHT...N winds increasing to 15 to 25 kt. Seas 9 to 11 ft.

$$

PZZ925-190500-
Point Arena to Pigeon Point between 150 nm and 250 nm offshore-
825 AM PDT Wed Oct 18 2017

.TODAY...NW winds less than 10 kt, becoming W. Seas 6 to 7 ft.
.TONIGHT...W winds increasing to 10 to 15 kt, then becoming W to SW
10 to 20 kt. Seas 6 to 7 ft.
.THU...W to SW winds 15 to 25 kt. Seas becoming 6 to 10 ft, then
building to 10 to 16 ft.
.THU NIGHT...Winds veering to NW 15 to 25 kt. Seas building to 13 to
21 ft.
.FRI...NW winds 15 to 20 kt, diminishing to 5 to 10 kt. Seas
becoming 17 to 20 ft.
.FRI NIGHT...W to NW winds 5 to 15 kt, becoming W to SW 10 to 20 kt.
Seas subsiding to 13 to 16 ft.
.SAT...W winds 10 to 20 kt, becoming 10 to 15 kt. Seas subsiding to
11 to 13 ft.
.SAT NIGHT...W winds 5 to 15 kt, becoming 5 to 10 kt. Seas 10 to 12
ft.
.SUN...W to NW winds 5 to 10 kt, becoming N to NW. Seas 10 to 11 ft.
.SUN NIGHT...N to NW winds 5 to 15 kt, becoming N 10 to 20 kt. Seas
9 to 11 ft.

$$

PZZ830-190500-
Pigeon Point to Point Piedras Blancas between 60 nm and 150 nm
offshore-
825 AM PDT Wed Oct 18 2017

.TODAY...NW winds 10 to 15 kt. Seas 7 to 8 ft.
.TONIGHT...NW winds 5 to 15 kt. Seas 6 to 8 ft.
.THU...N to NW winds 5 to 15 kt, becoming SW. Seas 5 to 7 ft.
.THU NIGHT...Winds veering to W to NW 10 to 20 kt. Seas building to
10 to 17 ft.
.FRI...NW winds 10 to 20 kt, becoming N 10 to 15 kt. Seas becoming
14 to 18 ft.
.FRI NIGHT...N winds 10 to 20 kt, becoming NW. Seas 14 to 17 ft.
.SAT...N to NW winds 10 to 20 kt. Seas subsiding to 11 to 15 ft.
.SAT NIGHT...N to NW winds 10 to 20 kt. Seas subsiding to 10 to 12
ft.
.SUN...N winds 10 to 20 kt. Seas 9 to 11 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 10 to 11 ft.

$$

PZZ930-190500-
Pigeon Point to Point Piedras Blancas between 150 nm and 250 nm
offshore-
825 AM PDT Wed Oct 18 2017

.TODAY...N winds 5 to 15 kt, becoming NW. Seas 6 to 7 ft.
.TONIGHT...NW winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas 6
to 7 ft.
.THU...W to SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 5
to 9 ft.
.THU NIGHT...W to NW winds 10 to 20 kt. Seas building to 11 to 19
ft.
.FRI...NW winds 15 to 20 kt, becoming N 10 to 15 kt. Seas becoming
16 to 19 ft.
.FRI NIGHT...N to NW winds 5 to 15 kt. Seas subsiding to 13 to 16
ft.
.SAT...W to NW winds 10 to 15 kt, becoming N to NW 5 to 15 kt. Seas
subsiding to 11 to 14 ft.
.SAT NIGHT...N to NW winds 5 to 15 kt. Seas subsiding to 10 to 11
ft.
.SUN...N winds 10 to 20 kt. Seas 9 to 11 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 9 to 10 ft.

$$

PZZ835-190500-
Point Piedras Blancas to Santa Cruz Island, CA between 60 nm and
150 nm offshore-
825 AM PDT Wed Oct 18 2017

.TODAY...NW winds 10 to 20 kt. Seas 7 to 8 ft.
.TONIGHT...NW winds 10 to 20 kt. Seas 6 to 8 ft.
.THU...NW winds 10 to 20 kt. Seas 5 to 8 ft.
.THU NIGHT...W to NW winds 10 to 20 kt, becoming N to NW. Seas 5 to
7 ft, building to 8 to 13 ft.
.FRI...N to NW winds increasing to 20 to 30 kt. Seas building to 10
to 17 ft.
.FRI NIGHT...N to NW winds 20 to 30 kt. Seas becoming 14 to 18 ft.
.SAT...N winds 20 to 30 kt. Seas subsiding to 11 to 16 ft.
.SAT NIGHT...N winds 20 to 30 kt. Seas subsiding to 10 to 14 ft.
.SUN...N winds 15 to 25 kt. Seas 10 to 12 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 10 to 11 ft.

$$

PZZ935-190500-
Point Piedras Blancas to Santa Cruz Island, CA between 150 nm
and 250 nm offshore-
825 AM PDT Wed Oct 18 2017

.TODAY and TONIGHT...N to NW winds 5 to 15 kt. Seas 6 to 7 ft.
.THU...NW winds 5 to 15 kt, becoming W to SW. Seas 5 to 7 ft.
.THU NIGHT...W to NW winds 10 to 20 kt, becoming N to NW. Seas 5 to
9 ft, building to 10 to 16 ft.
.FRI...N winds 10 to 20 kt. Seas 10 to 17 ft.
.FRI NIGHT...N winds 15 to 25 kt. Seas becoming 14 to 16 ft.
.SAT...N winds 15 to 25 kt. Seas becoming 11 to 15 ft.
.SAT NIGHT...N winds 15 to 25 kt. Seas subsiding to 10 to 13 ft.
.SUN...N winds 15 to 25 kt. Seas 9 to 12 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 9 to 11 ft.

$$

PZZ840-190500-
Santa Cruz Island, CA to San Clemente Island, CA between 60 nm
and 150 nm offshore-
825 AM PDT Wed Oct 18 2017

...GALE FORCE WINDS POSSIBLE FRI NIGHT...

.TODAY...NW winds 10 to 20 kt. Seas 5 to 8 ft.
.TONIGHT...NW winds 15 to 25 kt. Seas 5 to 9 ft.
.THU and THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft.
.FRI...NW winds 20 to 30 kt. Seas building to 10 to 16 ft.
.FRI NIGHT...NW winds 25 to 35 kt. Seas building to 11 to 19 ft.
.SAT...N to NW winds 20 to 30 kt. Seas 10 to 18 ft.
.SAT NIGHT...N winds 20 to 30 kt. Seas subsiding to 9 to 15 ft.
.SUN...N winds 15 to 25 kt. Seas subsiding to 7 to 12 ft.
.SUN NIGHT...N to NW winds 15 to 25 kt. Seas 6 to 11 ft.

$$

PZZ940-190500-
Santa Cruz Island, CA to 120W between 150 nm and 250 nm offshore-
825 AM PDT Wed Oct 18 2017

.TODAY...NW winds 10 to 15 kt. Seas 6 to 7 ft.
.TONIGHT...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 6 to 8
ft.
.THU...NW winds 10 to 20 kt. Seas 6 to 8 ft.
.THU NIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft.
.FRI...N to NW winds 15 to 25 kt. Seas building to 9 to 16 ft.
.FRI NIGHT...N winds 20 to 30 kt. Seas building to 10 to 18 ft.
.SAT...N winds 20 to 30 kt. Seas 12 to 18 ft.
.SAT NIGHT...N winds 15 to 25 kt. Seas subsiding to 11 to 15 ft.
.SUN...N winds 15 to 25 kt. Seas subsiding to 10 to 12 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 9 to 11 ft.

$$

PZZ945-190500-
San Clemente Island, CA to Guadalupe Island from 60 nm offshore
west to 120W-
825 AM PDT Wed Oct 18 2017

.TODAY...NW winds 10 to 15 kt. Seas 6 to 7 ft.
.TONIGHT...NW winds 10 to 15 kt. Seas 6 to 8 ft.
.THU...NW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 6 to 8 ft.
.THU NIGHT...NW winds 10 to 20 kt. Seas 7 to 8 ft.
.FRI...NW winds 15 to 25 kt. Seas becoming 7 to 12 ft.
.FRI NIGHT...NW winds 15 to 25 kt. Seas building to 11 to 18 ft.
.SAT...N to NW winds 20 to 30 kt. Seas 12 to 18 ft.
.SAT NIGHT...N winds diminishing to 10 to 20 kt, then becoming 10 to
15 kt. Seas subsiding to 10 to 15 ft.
.SUN...N winds 5 to 15 kt, becoming 5 to 10 kt. Seas subsiding to 8
to 12 ft.
.SUN NIGHT...N winds 10 to 15 kt. Seas subsiding to 7 to 10 ft.

$$

.Forecaster Kosier. Ocean Prediction Center.



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