Offshore Forecast
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FZPN25 KWBC 211013
OFFPZ5

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
313 AM PDT Sat Apr 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.

PZZ898-212230-
313 AM PDT Sat Apr 21 2018

.SYNOPSIS FOR WASHINGTON AND OREGON WATERS...A high pressure
ridge will build NE over the area today and tonight, and slowly
weaken Sun through Mon night. A low pressure trough will expand N
along the Oregon coast today 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, while a weak low pressure area develops just
SW of the region.

$$

PZZ800-212230-
Cape Flattery to Cape Shoalwater between 60 nm and 150 nm
offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...W winds 20 to 30 kt, diminishing to 10 to 15 kt. Seas
10 to 13 ft.
.TONIGHT...W to NW winds 10 to 15 kt. Seas subsiding to 8 to 10
ft.
.SUN...N to NW winds 5 to 15 kt. Seas 7 to 9 ft.
.SUN NIGHT...N to NW winds 5 to 15 kt. Seas subsiding to 6 to 7
ft.
.MON...N to NE winds less than 10 kt. Seas 5 to 8 ft.
.MON NIGHT...N to NE winds 5 to 15 kt. Seas building to 9 to 11
ft.
.TUE...N winds 10 to 20 kt. Seas 9 to 11 ft subsiding to 8 to 9
ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 8 to 9 ft.
.WED...N winds 15 to 25 kt, diminishing to 5 to 15 kt. Seas 7 to
9 ft.
.WED NIGHT...N winds 5 to 10 kt. Seas 6 to 8 ft.

$$

PZZ900-212230-
Cape Flattery to Cape Shoalwater between 150 nm and 250 nm
offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...W winds 15 to 25 kt, diminishing to 10 to 15 kt. Seas
11 to 13 ft subsiding to 9 to 10 ft.
.TONIGHT...W to SW winds 5 to 15 kt, becoming 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, increasing to 10 to 20 kt. Seas
6 to 8 ft.
.MON...S to SE winds 10 to 20 kt. Seas building to 7 to 12 ft.
.MON NIGHT...Variable winds less than 10 kt, becoming N. Seas
8 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 9 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.

$$

PZZ805-212230-
Cape Shoalwater to Cape Lookout between 60 nm and 150 nm
offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...W winds 20 to 25 kt, becoming NW 10 to 20 kt early,
then diminishing to 5 to 10 kt. Seas 11 to 13 ft subsiding to 10
ft.
.TONIGHT...N to NW winds 10 to 15 kt. Seas 8 to 10 ft.
.SUN...N winds 5 to 15 kt. Seas 7 to 9 ft.
.SUN NIGHT...N to NE winds 10 to 20 kt. Seas 6 to 8 ft.
.MON...NE winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 5 to
7 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas building to 6 to 10 ft.
.TUE...N to NE winds 10 to 20 kt. Seas becoming 9 to 10 ft.
.TUE NIGHT...N winds 15 to 20 kt. Seas 8 to 9 ft.
.WED...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 7 to
9 ft.
.WED NIGHT...N to NE winds 5 to 15 kt, becoming NE 5 to 10 kt.
Seas 6 to 8 ft.

$$

PZZ905-212230-
Cape Shoalwater to Cape Lookout between 150 nm and 250 nm
offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...W winds 15 to 25 kt, becoming W to NW 5 to 10 kt. Seas
11 to 13 ft subsiding to 9 to 10 ft.
.TONIGHT...W to NW winds 5 to 10 kt, becoming N to NW 5 to
15 kt. Seas 8 to 10 ft.
.SUN...Variable winds 5 to 15 kt. Seas 8 to 9 ft subsiding to 7
ft.
.SUN NIGHT...Variable winds less than 10 kt, becoming E to NE.
Seas 5 to 7 ft.
.MON...E to NE winds 5 to 15 kt. Seas becoming 5 to 9 ft.
.MON NIGHT...N to NE winds 5 to 15 kt, becoming N 10 to 20 kt.
Seas building to 7 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 to NE winds 10 to 20 kt. Seas 7 to 9 ft.

$$

PZZ810-212230-
Cape Lookout to Florence, OR between 60 nm and 150 nm offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...NW winds 15 to 20 kt, diminishing to 10 to 15 kt early,
then becoming N. Seas 10 to 12 ft subsiding to 9 to 10 ft.
.TONIGHT...N winds 10 to 20 kt. Seas 8 to 10 ft.
.SUN...N winds 10 to 20 kt. Seas 8 to 9 ft becoming 7 to 8 ft.
.SUN NIGHT...N to NE winds 15 to 25 kt. Seas 6 to 8 ft.
.MON...N to NE winds 15 to 20 kt. Seas 6 to 8 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas 6 to 10 ft.
.TUE...N to NE winds 10 to 20 kt. Seas 9 to 10 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 8 to 9 ft.
.WED...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 7 to
9 ft.
.WED NIGHT...E to NE winds less than 10 kt, becoming S to SE.
Seas 6 to 8 ft.

$$

PZZ910-212230-
Cape Lookout to Florence, OR between 150 nm and 250 nm offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...NW winds 15 to 20 kt, diminishing to 5 to 10 kt. Seas
10 to 12 ft subsiding to 8 to 9 ft.
.TONIGHT...N winds 5 to 15 kt. Seas 8 to 9 ft.
.SUN...N winds 5 to 15 kt, becoming NE. Seas 7 to 9 ft.
.SUN NIGHT...N to NE winds 5 to 15 kt, becoming NE 10 to 20 kt.
Seas 5 to 8 ft.
.MON...E to NE winds 5 to 15 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 11 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 9 to 10 ft.
.WED...N winds 10 to 20 kt. Seas 8 to 9 ft.
.WED NIGHT...N to NE winds 10 to 20 kt, becoming E to NE 5 to
15 kt. Seas 7 to 9 ft.

$$

PZZ815-212230-
Florence, OR to Point St. George between 60 nm and 150 nm
offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...NW winds 10 to 20 kt, becoming N 15 to 25 kt. Seas 8 to
11 ft.
.TONIGHT and SUN...N winds 20 to 30 kt. Seas 8 to 11 ft.
.SUN NIGHT...N winds 20 to 30 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 10 ft.
.TUE...N winds 10 to 20 kt, becoming 10 to 15 kt. Seas 9 to
10 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 7 to 9 ft.
.WED...N winds 10 to 20 kt, becoming variable 5 to 15 kt. Seas
7 to 9 ft.
.WED NIGHT...S winds less than 10 kt, increasing to 5 to 15 kt.
Seas 6 to 8 ft.

$$

PZZ915-212230-
Florence, OR to Point St. George between 150 nm and 250 nm
offshore-
313 AM PDT Sat Apr 21 2018

.TODAY...N to NW winds 10 to 15 kt, becoming N 10 to 20 kt. Seas
9 to 11 ft subsiding to 8 to 9 ft.
.TONIGHT...N winds 15 to 25 kt. Seas 8 to 9 ft.
.SUN...N to NE winds 10 to 20 kt. Seas 7 to 9 ft.
.SUN NIGHT...N to NE winds 15 to 25 kt. Seas 5 to 9 ft.
.MON...NE winds 10 to 20 kt, becoming N. Seas 5 to 8 ft.
.MON NIGHT...N winds 10 to 20 kt. Seas building to 7 to 10 ft.
.TUE...N winds 10 to 20 kt. Seas 9 to 11 ft.
.TUE NIGHT...N winds 10 to 20 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, becoming S to SE 5 to
15 kt. Seas 6 to 9 ft.

$$

.Forecaster Bancroft. Ocean Prediction Center.



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