Offshore Forecast
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FZPN25 KWBC 201521
OFFPZ5

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
821 AM PDT Sun Aug 20 2017

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.

PZZ898-210515-
821 AM PDT Sun Aug 20 2017

.SYNOPSIS FOR WASHINGTON AND OREGON WATERS...A high pres ridge
will persist over the northern waters today through Mon night,
then shift SE Tue and Tue night. A weak cold front will move SE
across the area late Tue into Wed, then move S of the area by Wed
night. A low pres trough near the southern Oregon coast will
persist through tonight, then weaken Mon through Tue night. The
trough will strengthen again later Wed through Thu night.

$$

PZZ800-210515-
Cape Flattery to Cape Shoalwater between 60 nm and 150 nm
offshore-
821 AM PDT Sun Aug 20 2017

.TODAY...W to NW winds 5 to 10 kt. Seas 5 to 6 ft.
.TONIGHT...NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 5 to 6 ft.
.MON...NW winds 5 to 10 kt. Seas 5 to 6 ft.
.MON NIGHT...NW winds 10 to 15 kt. Seas 5 to 6 ft.
.TUE...NW winds 10 to 15 kt, becoming W to NW 5 to 10 kt. Seas 4 to
5 ft.
.TUE NIGHT...W to SW winds 5 to 10 kt. Seas 4 to 5 ft.
.WED...W to NW winds 5 to 10 kt, becoming NW 5 to 15 kt. Seas 4 to 6
ft.
.WED NIGHT...W to NW winds 10 to 15 kt, becoming W 10 to 20 kt. Seas
building to 5 to 8 ft.
.THU...W winds 10 to 20 kt, becoming W to NW 10 to 15 kt. Seas 6 to
8 ft.
.THU NIGHT...NW winds 5 to 10 kt. Seas 6 to 8 ft.

$$

PZZ900-210515-
Cape Flattery to Cape Shoalwater between 150 nm and 250 nm
offshore-
821 AM PDT Sun Aug 20 2017

.TODAY...W winds 5 to 15 kt. Seas 5 to 7 ft.
.TONIGHT...W winds 5 to 15 kt, becoming 5 to 10 kt. Seas 5 to 6 ft.
.MON...W to NW winds 5 to 10 kt. Seas 5 to 6 ft.
.MON NIGHT...W to NW winds 5 to 10 kt. Seas 4 to 6 ft.
.TUE...S to SW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas 4 to
6 ft.
.TUE NIGHT...SW winds 10 to 15 kt, becoming W to NW. Seas 5 to 6 ft.
.WED...W to NW winds 10 to 15 kt. Seas 5 to 8 ft.
.WED NIGHT...W winds 10 to 20 kt. Seas 5 to 9 ft.
.THU...W to NW winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas
becoming 8 to 9 ft.
.THU NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
becoming 6 to 8 ft.

$$

PZZ805-210515-
Cape Shoalwater to Cape Lookout between 60 nm and 150 nm
offshore-
821 AM PDT Sun Aug 20 2017

.TODAY...N to NW winds 5 to 15 kt. Seas 5 to 6 ft.
.TONIGHT...N to NW winds 10 to 15 kt. Seas 5 to 6 ft.
.MON...N winds 5 to 15 kt. Seas 5 to 6 ft.
.MON NIGHT...N to NW winds 10 to 15 kt. Seas 5 to 6 ft.
.TUE...N to NW winds 10 to 15 kt, becoming NW 5 to 10 kt. Seas 4 to
5 ft.
.TUE NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 5 ft.
.WED...W winds 5 to 10 kt, becoming NW. Seas 4 to 5 ft.
.WED NIGHT...NW winds 10 to 15 kt. Seas building to 5 to 7 ft.
.THU...W to NW winds 10 to 15 kt. Seas 6 to 8 ft.
.THU NIGHT...N to NW winds 10 to 15 kt. Seas 6 to 8 ft.

$$

PZZ905-210515-
Cape Shoalwater to Cape Lookout between 150 nm and 250 nm
offshore-
821 AM PDT Sun Aug 20 2017

.TODAY...N to NW winds 10 to 15 kt, becoming W to NW. Seas 5 to 6
ft.
.TONIGHT...NW winds 10 to 15 kt. Seas 5 to 6 ft.
.MON...N to NW winds 5 to 15 kt, becoming NW 5 to 10 kt. Seas 5 to 6
ft.
.MON NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 6 ft.
.TUE...N to NW winds 5 to 15 kt, becoming W to SW. Seas 4 to 5 ft.
.TUE NIGHT...W to SW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas 4
to 6 ft.
.WED...NW winds 5 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...NW winds 10 to 15 kt, becoming W 10 to 20 kt. Seas
building to 5 to 8 ft.
.THU...W to NW winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas
becoming 7 to 9 ft.
.THU NIGHT...N to NW winds 10 to 15 kt. Seas 6 to 8 ft.

$$

PZZ810-210515-
Cape Lookout to Florence, OR between 60 nm and 150 nm offshore-
821 AM PDT Sun Aug 20 2017

.TODAY...N winds 10 to 20 kt. Seas 5 to 7 ft.
.TONIGHT...N winds 15 to 20 kt. Seas 5 to 7 ft.
.MON...N winds 10 to 20 kt. Seas 5 to 6 ft.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas 5
to 6 ft.
.TUE...N winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 5 ft.
.WED...W to NW winds less than 10 kt. Seas 4 to 5 ft.
.WED NIGHT...NW winds increasing to 10 to 15 kt. Seas 4 to 6 ft.
.THU...N to NW winds 10 to 15 kt. Seas becoming 6 to 7 ft.
.THU NIGHT...N winds 15 to 20 kt. Seas 6 to 8 ft.

$$

PZZ910-210515-
Cape Lookout to Florence, OR between 150 nm and 250 nm offshore-
821 AM PDT Sun Aug 20 2017

.TODAY...N winds 10 to 20 kt, becoming N to NW 10 to 15 kt. Seas 5
to 7 ft.
.TONIGHT and MON...N to NW winds 10 to 15 kt. Seas 5 to 6 ft.
.MON NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 6 ft.
.TUE...N to NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt. Seas 4
to 5 ft.
.TUE NIGHT...W to NW winds 5 to 10 kt. Seas 4 to 5 ft.
.WED...W to NW winds 5 to 15 kt. Seas 4 to 5 ft.
.WED NIGHT...NW winds 10 to 15 kt. Seas building to 5 to 7 ft.
.THU...NW winds 10 to 15 kt. Seas 6 to 8 ft.
.THU NIGHT...NW winds 10 to 15 kt, becoming N. Seas 6 to 8 ft.

$$

PZZ815-210515-
Florence, OR to Point St. George between 60 nm and 150 nm
offshore-
821 AM PDT Sun Aug 20 2017

...GALE WARNING...

.TODAY...N winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas 7 to
12 ft.
.TONIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft.
.MON...N winds 15 to 25 kt. Seas subsiding to 6 to 10 ft.
.MON NIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft.
.TUE...N winds diminishing to 10 to 15 kt, then becoming 10 to 20
kt. Seas becoming 5 to 6 ft.
.TUE NIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4
to 6 ft.
.WED...N to NW winds 5 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 6 ft.
.THU...N winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...N winds 15 to 25 kt. Seas building to 6 to 9 ft.

$$

PZZ915-210515-
Florence, OR to Point St. George between 150 nm and 250 nm
offshore-
821 AM PDT Sun Aug 20 2017

.TODAY...N winds 15 to 25 kt. Seas 6 to 11 ft.
.TONIGHT...N winds 15 to 25 kt. Seas subsiding to 5 to 9 ft.
.MON...N winds 15 to 25 kt. Seas 5 to 8 ft.
.MON NIGHT...N winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to 7
ft.
.TUE...N to NW winds 5 to 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...N to NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt.
Seas 4 to 5 ft.
.WED...W to NW winds 5 to 15 kt. Seas 4 to 5 ft.
.WED NIGHT...N to NW winds increasing to 15 to 20 kt, then
diminishing to 10 to 15 kt. Seas 4 to 7 ft.
.THU...N to NW winds 10 to 15 kt. Seas becoming 6 to 8 ft.
.THU NIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft.

$$

.Forecaster Kosier. Ocean Prediction Center.



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