Offshore Forecast
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138
FZPN25 KWBC 210357
OFFPZ5

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
857 PM PDT Fri Apr 20 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.

PZZ898-211630-
857 PM PDT Fri Apr 20 2018

.SYNOPSIS FOR WASHINGTON AND OREGON WATERS...A weakening cold
front will pass E across the waters tonight. A high pressure
ridge will build NE over the area Sat and Sat night, and slowly
weaken Sun through Mon night. A low pressure trough will expand N
along the Oregon coast Sat into Sun, and then slowly weaken Sun
night into Mon night. High pressure will rebuild towards the
region Tue and Tue night, as the low pressure trough along the
Oregon coast slowly strengthens. The trough will move offshore
Wed and Wed night.

$$

PZZ800-211630-
Cape Flattery to Cape Shoalwater between 60 nm and 150 nm
offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...S to SW winds 20 to 25 kt, becoming W to NW 20 to
30 kt. Seas 8 to 11 ft becoming 11 to 12 ft. Rain, then scattered
showers.
.SAT...W to NW winds 15 to 25 kt, becoming W 10 to 15 kt. Seas
10 to 12 ft.
.SAT NIGHT...W to NW winds 5 to 10 kt. Seas subsiding to 8 to 10
ft.
.SUN...NW winds 5 to 10 kt, becoming N to NW 5 to 15 kt. Seas
7 to 9 ft.
.SUN NIGHT...N to NW winds 5 to 15 kt. Seas 6 to 7 ft.
.MON...N winds less than 10 kt, becoming NE. Seas 6 to 8 ft.
.MON NIGHT...N winds 5 to 15 kt. Seas 6 to 10 ft.
.TUE...N winds 10 to 20 kt. Seas 9 to 10 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 10 ft.
.WED...N winds 15 to 25 kt. Seas 7 to 10 ft.
.WED NIGHT...N winds 5 to 15 kt, becoming 5 to 10 kt. Seas
subsiding to 6 to 8 ft.

$$

PZZ900-211630-
Cape Flattery to Cape Shoalwater between 150 nm and 250 nm
offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...W to SW winds 20 to 30 kt, becoming W to NW. Seas
11 to 13 ft. Rain ending.
.SAT...W winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
subsiding to 9 to 10 ft.
.SAT NIGHT...W to SW winds 5 to 10 kt. Seas 8 to 10 ft.
.SUN...Variable winds less than 10 kt, becoming S. Seas 7 to
9 ft.
.SUN NIGHT...S winds 5 to 15 kt. Seas 6 to 8 ft.
.MON...S winds 10 to 20 kt. Seas building to 7 to 11 ft.
.MON NIGHT...N to NE winds less than 10 kt, becoming N. Seas
7 to 12 ft.
.TUE...N winds 10 to 20 kt. Seas 8 to 10 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 10 ft.
.WED...N winds 15 to 25 kt. Seas 8 to 10 ft.
.WED NIGHT...N winds 10 to 20 kt. Seas 7 to 9 ft.

$$

PZZ805-211630-
Cape Shoalwater to Cape Lookout between 60 nm and 150 nm
offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...S to SW winds 20 to 25 kt, becoming W. Seas 8 to 11 ft
building to 11 to 12 ft. Rain.
.SAT...NW winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas
10 to 12 ft.
.SAT NIGHT...N to NW winds 5 to 15 kt. Seas subsiding to 8 to 10
ft.
.SUN...N winds 5 to 15 kt. Seas 7 to 9 ft.
.SUN NIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft.
.MON...N to NE winds 5 to 15 kt. Seas 6 to 7 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas building to 8 to 10 ft.
.TUE...N to NE winds 10 to 20 kt. Seas 9 to 10 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 9 ft.
.WED...N winds 10 to 20 kt. Seas 7 to 9 ft.
.WED NIGHT...N winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas subsiding to 6 to 7 ft.

$$

PZZ905-211630-
Cape Shoalwater to Cape Lookout between 150 nm and 250 nm
offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...W winds 15 to 25 kt. Seas 10 to 13 ft. Rain ending.
.SAT...W winds 10 to 20 kt, becoming W to NW 5 to 10 kt. Seas
9 to 12 ft.
.SAT NIGHT...W to NW winds 5 to 10 kt, becoming N to NW. Seas
subsiding to 8 to 10 ft.
.SUN...Variable winds 5 to 15 kt, diminishing to less than
10 kt. Seas 7 to 9 ft.
.SUN NIGHT...Variable winds 5 to 15 kt, becoming N to NE. Seas
subsiding to 6 to 7 ft.
.MON...E to NE winds 5 to 15 kt. Seas becoming 6 to 9 ft.
.MON NIGHT...N to NE winds 5 to 15 kt, becoming N 10 to 20 kt.
Seas building to 9 to 11 ft.
.TUE...N winds 10 to 20 kt. Seas 9 to 10 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 10 ft.
.WED...N winds 15 to 20 kt. Seas 8 to 9 ft.
.WED NIGHT...N winds 10 to 20 kt, becoming 10 to 15 kt. Seas
7 to 9 ft.

$$

PZZ810-211630-
Cape Lookout to Florence, OR between 60 nm and 150 nm offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...SW winds 15 to 25 kt, becoming W to NW 20 to 25 kt.
Seas 7 to 10 ft building to 10 to 12 ft. Chance of rain.
.SAT...NW winds 10 to 15 kt, becoming N 5 to 15 kt. Seas 9 to
11 ft.
.SAT NIGHT...N winds 10 to 20 kt. Seas 8 to 10 ft.
.SUN...N winds 10 to 20 kt. Seas 8 to 9 ft.
.SUN NIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft.
.MON...NE winds 15 to 20 kt, becoming N. Seas 6 to 7 ft.
.MON NIGHT...N winds 15 to 20 kt. Seas 6 to 9 ft.
.TUE...N to NE winds 10 to 20 kt. Seas building to 9 to 10 ft.
.TUE NIGHT...N winds 15 to 20 kt. Seas 8 to 9 ft.
.WED...N winds 15 to 20 kt. Seas 7 to 9 ft.
.WED NIGHT...N winds 10 to 15 kt, becoming N to NE. Seas 6 to
8 ft.

$$

PZZ910-211630-
Cape Lookout to Florence, OR between 150 nm and 250 nm offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...W to NW winds 15 to 25 kt. Seas 10 to 12 ft. Chance
of rain.
.SAT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
9 to 11 ft.
.SAT NIGHT...N winds 5 to 15 kt. Seas subsiding to 8 ft.
.SUN...N winds 5 to 15 kt, becoming NE. Seas 7 to 8 ft.
.SUN NIGHT...N to NE winds 5 to 15 kt. Seas subsiding to 5 to
6 ft.
.MON...E to NE winds 5 to 15 kt. Seas 5 to 7 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas building to 7 to 10 ft.
.TUE...N winds 15 to 20 kt. Seas 9 to 11 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 9 to 10 ft.
.WED...N winds 15 to 20 kt. Seas 8 to 10 ft.
.WED NIGHT...N winds 10 to 20 kt. Seas 7 to 9 ft.

$$

PZZ815-211630-
Florence, OR to Point St. George between 60 nm and 150 nm
offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...SW winds 15 to 25 kt, becoming NW 10 to 20 kt. Seas
7 to 9 ft becoming 8 to 11 ft, highest NW.
.SAT...N winds 15 to 25 kt. Seas 9 to 11 ft.
.SAT NIGHT and SUN...N winds 20 to 30 kt. Seas 8 to 11 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft.
.MON...N winds 15 to 25 kt. Seas 6 to 10 ft.
.MON NIGHT...N winds 15 to 20 kt. Seas 7 to 9 ft.
.TUE...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 9 to
10 ft.
.TUE NIGHT and WED...N winds 10 to 20 kt. Seas 7 to 9 ft.
.WED NIGHT...N to NE winds 5 to 15 kt, becoming E to NE. Seas
6 to 8 ft.

$$

PZZ915-211630-
Florence, OR to Point St. George between 150 nm and 250 nm
offshore-
857 PM PDT Fri Apr 20 2018

.TONIGHT...W to NW winds 15 to 25 kt. Seas 8 to 12 ft. Chance of
rain.
.SAT...N to NW winds 10 to 15 kt, becoming N 10 to 20 kt. Seas
9 to 11 ft.
.SAT NIGHT...N winds 10 to 20 kt. Seas subsiding to 8 to 9 ft.
.SUN...N to NE winds 10 to 20 kt. Seas 7 to 10 ft.
.SUN NIGHT...N to NE winds 10 to 20 kt. Seas subsiding to 5 to 8
ft.
.MON...N to NE winds 10 to 20 kt. Seas 5 to 8 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas building to 7 to 10 ft.
.TUE...N winds 15 to 20 kt. Seas 9 to 10 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 10 ft.
.WED...N winds 10 to 20 kt. Seas 7 to 9 ft.
.WED NIGHT...N to NE winds 10 to 20 kt. Seas 6 to 9 ft.

$$

.Forecaster Bancroft. Ocean Prediction Center.



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