Offshore Forecast
Issued by NWS

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000
FZPN25 KWBC 220401
OFFPZ5

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
801 PM PST Wed Feb 21 2018

Washington and Oregon 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.

PZZ898-221630-
801 PM PST Wed Feb 21 2018

.SYNOPSIS FOR WASHINGTON AND OREGON WATERS...An area of low
pressure near Vancouver Island will move SE and inland over
Oregon by early Thu, but will leave a weakening low pressure
trough along the Washington and Oregon coasts later tonight into
Thu. A high pressure ridge will build across the area from the W
Thu. A trough will expand SE into the waters Thu night into Sat
night. A weak cold front will move across the area Sat night and
Sun. An associated low pressure area will move across the waters
while dissipating Sun night. A high pressure ridge will build E
over the waters late Mon. Another cold front will approach the
northern waters Mon night.

$$

PZZ800-221630-
Cape Flattery to Cape Shoalwater between 60 nm and 150 nm
offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...N to NW winds 25 to 35 kt, becoming N 20 to 30 kt. Seas 7
to 12 ft. Scattered showers.
.THU...N to NE winds 15 to 25 kt, becoming N 5 to 15 kt. Seas 7 to
12 ft.
.THU NIGHT...NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt. Seas
becoming 7 to 8 ft.
.FRI...W to NW winds increasing to 15 to 25 kt. Seas 7 to 10 ft.
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas building to 9 to 15 ft.
.SAT...NW winds 25 to 30 kt. Seas building to 13 to 17 ft.
.SAT NIGHT...W to NW winds 20 to 25 kt. Seas subsiding to 10 to 15
ft.
.SUN...W winds increasing to 25 to 35 kt. Seas 10 to 15 ft.
.SUN NIGHT...W winds 20 to 30 kt. Seas building to 13 to 18 ft.
.MON...NW winds 15 to 25 kt. Seas building to 14 to 20 ft.
.MON NIGHT...W to NW winds 15 to 25 kt. Seas subsiding to 12 to 17
ft.

$$

PZZ900-221630-
Cape Flattery to Cape Shoalwater between 150 nm and 250 nm
offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...N winds 25 to 30 kt, becoming 25 to 35 kt. Seas 8 to 12
ft.
.THU...N winds 20 to 30 kt, becoming N to NW 10 to 20 kt. Seas 8 to
12 ft.
.THU NIGHT...NW winds 10 to 15 kt, becoming W to NW 10 to 20 kt.
Seas subsiding to 7 to 9 ft.
.FRI...W winds 15 to 25 kt, becoming NW 20 to 25 kt. Seas 7 to 10
ft.
.FRI NIGHT...NW winds 20 to 30 kt. Seas building to 10 to 16 ft.
.SAT...NW winds 20 to 30 kt. Seas building to 14 to 18 ft.
.SAT NIGHT...W winds 20 to 30 kt. Seas subsiding to 11 to 15 ft.
.SUN...W winds 25 to 35 kt. Seas becoming 11 to 18 ft.
.SUN NIGHT...W winds 25 to 35 kt, becoming NW. Seas building to 14
to 24 ft.
.MON...NW winds 20 to 30 kt. Seas becoming 17 to 24 ft.
.MON NIGHT...NW winds diminishing to 15 to 20 kt, then becoming W.
Seas subsiding to 13 to 17 ft.

$$

PZZ805-221630-
Cape Shoalwater to Cape Lookout between 60 nm and 150 nm
offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...NW winds 20 to 30 kt, becoming N to NW 25 to 35 kt. Seas
7 to 12 ft. Scattered showers.
.THU...N winds 25 to 35 kt, diminishing to 10 to 20 kt. Seas 8 to 13
ft.
.THU NIGHT...N winds 10 to 15 kt, becoming NW 5 to 10 kt. Seas
subsiding to 7 to 10 ft.
.FRI...W winds increasing to 10 to 20 kt. Seas 7 to 9 ft.
.FRI NIGHT...W to NW winds 15 to 20 kt, increasing to 20 to 30 kt.
Seas building to 8 to 12 ft.
.SAT...NW winds 20 to 30 kt. Seas building to 11 to 17 ft.
.SAT NIGHT...NW winds 20 to 25 kt, becoming W 15 to 25 kt. Seas 11
to 15 ft.
.SUN...W winds 20 to 30 kt. Seas 11 to 13 ft.
.SUN NIGHT...W to NW winds 20 to 30 kt. Seas building to 12 to 18
ft.
.MON...NW winds 20 to 25 kt. Seas building to 15 to 20 ft.
.MON NIGHT...NW winds 15 to 20 kt. Seas subsiding to 14 to 17 ft.

$$

PZZ905-221630-
Cape Shoalwater to Cape Lookout between 150 nm and 250 nm
offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...NW winds 20 to 30 kt, becoming N 25 to 30 kt. Seas 7 to
12 ft.
.THU...N winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas
becoming 9 to 13 ft.
.THU NIGHT...N to NW winds diminishing to 10 to 15 kt. Seas
subsiding to 8 to 10 ft.
.FRI...W to NW winds 10 to 20 kt. Seas 7 to 9 ft.
.FRI NIGHT...NW winds increasing to 20 to 30 kt. Seas building to 9
to 13 ft.
.SAT...NW winds 20 to 30 kt. Seas building to 11 to 17 ft.
.SAT NIGHT...NW winds diminishing to 15 to 20 kt, then becoming W 15
to 25 kt. Seas 11 to 15 ft.
.SUN...W winds 20 to 30 kt. Seas 11 to 14 ft.
.SUN NIGHT...W winds 25 to 35 kt, becoming NW. Seas building to 13
to 22 ft.
.MON...NW winds 20 to 30 kt. Seas becoming 17 to 23 ft.
.MON NIGHT...W to NW winds diminishing to 15 to 20 kt. Seas
subsiding to 13 to 17 ft.

$$

PZZ810-221630-
Cape Lookout to Florence, OR between 60 nm and 150 nm offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...NW winds 15 to 25 kt, increasing to 25 to 35 kt. Seas 6
to 11 ft.
.THU...N winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas
building to 9 to 14 ft.
.THU NIGHT...N winds 15 to 20 kt, becoming N to NW 10 to 15 kt. Seas
subsiding to 7 to 10 ft.
.FRI...W to NW winds 5 to 15 kt, becoming W 10 to 20 kt. Seas 7 to 8
ft.
.FRI NIGHT...W to NW winds 15 to 25 kt. Seas building to 8 to 10 ft.
.SAT...NW winds 20 to 25 kt. Seas building to 9 to 15 ft.
.SAT NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt. Seas 12
to 14 ft.
.SUN...W winds 15 to 25 kt. Seas subsiding to 10 to 12 ft.
.SUN NIGHT...W to NW winds 20 to 30 kt. Seas building to 12 to 16
ft.
.MON...NW winds 20 to 25 kt. Seas building to 15 to 19 ft.
.MON NIGHT...NW winds 15 to 25 kt. Seas 14 to 18 ft.

$$

PZZ910-221630-
Cape Lookout to Florence, OR between 150 nm and 250 nm offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...N to NW winds 20 to 30 kt. Seas 7 to 11 ft.
.THU...N winds 25 to 35 kt, diminishing to 15 to 25 kt. Seas
building to 8 to 13 ft.
.THU NIGHT...N winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas
becoming 8 to 10 ft.
.FRI...W to NW winds 10 to 20 kt. Seas subsiding to 7 to 8 ft.
.FRI NIGHT...NW winds increasing to 20 to 25 kt. Seas building to 8
to 11 ft.
.SAT...NW winds 15 to 25 kt. Seas building to 10 to 15 ft.
.SAT NIGHT...NW winds 15 to 20 kt, becoming W. Seas 11 to 15 ft.
.SUN...W winds increasing to 20 to 30 kt. Seas subsiding to 10 to 12
ft.
.SUN NIGHT...W to NW winds 20 to 30 kt, becoming NW 25 to 35 kt.
Seas building to 11 to 19 ft.
.MON...NW winds 20 to 30 kt. Seas building to 17 to 22 ft.
.MON NIGHT...NW winds diminishing to 15 to 20 kt. Seas subsiding to
14 to 18 ft.

$$

PZZ815-221630-
Florence, OR to Point St. George between 60 nm and 150 nm
offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...N to NW winds 15 to 20 kt, becoming NW 20 to 30 kt. Seas
6 to 10 ft.
.THU...N to NW winds 25 to 35 kt. Seas building to 8 to 14 ft.
.THU NIGHT...N winds diminishing to 15 to 25 kt. Seas 9 to 13 ft.
.FRI...N to NW winds diminishing to 5 to 15 kt, then becoming W 10
to 20 kt. Seas subsiding to 7 to 10 ft.
.FRI NIGHT...W to NW winds 15 to 25 kt. Seas 7 to 9 ft.
.SAT...NW winds 15 to 25 kt. Seas becoming 7 to 13 ft.
.SAT NIGHT...NW winds 15 to 25 kt. Seas becoming 10 to 14 ft.
.SUN...W winds 15 to 25 kt. Seas 9 to 14 ft.
.SUN NIGHT...W to NW winds 20 to 30 kt. Seas 9 to 14 ft.
.MON...NW winds 15 to 25 kt. Seas building to 11 to 18 ft.
.MON NIGHT...N winds 15 to 20 kt. Seas becoming 15 to 18 ft.

$$

PZZ915-221630-
Florence, OR to Point St. George between 150 nm and 250 nm
offshore-
801 PM PST Wed Feb 21 2018

...GALE WARNING...

.TONIGHT...N to NW winds 20 to 30 kt. Seas 7 to 9 ft.
.THU...N to NW winds 25 to 35 kt, becoming N 20 to 30 kt. Seas
becoming 7 to 13 ft.
.THU NIGHT...N to NW winds 15 to 25 kt. Seas 8 to 12 ft.
.FRI...NW winds diminishing to 10 to 15 kt, then becoming W to NW 10
to 20 kt. Seas subsiding to 7 to 10 ft.
.FRI NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft.
.SAT...NW winds 15 to 25 kt. Seas building to 8 to 13 ft.
.SAT NIGHT...NW winds 10 to 20 kt. Seas 9 to 13 ft.
.SUN...W winds increasing to 20 to 30 kt. Seas 10 to 11 ft.
.SUN NIGHT...W to NW winds 20 to 30 kt. Seas becoming 10 to 16 ft.
.MON...NW winds 20 to 30 kt. Seas building to 12 to 20 ft.
.MON NIGHT...N to NW winds diminishing to 15 to 20 kt. Seas 14 to 18
ft.

$$

.Forecaster Bancroft. Ocean Prediction Center.



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