242
FZPN25 KWBC 201543
OFFPZ5

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
843 AM PDT Thu Aug 20 2026

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.

PZZ898-210415-
843 AM PDT Thu Aug 20 2026

.SYNOPSIS FOR WASHINGTON AND OREGON WATERS...A trough will
persist along the coast through tonight, then develop into an
area of weak low pressure Fri. The low will remain nearly
stationary just off the coast Fri through Sat night, then move
inland Sun. High pressure will remain centered W of the waters
today through Sat night, then drift E Sun through Mon night.

$$

PZZ800-210415-
Cape Flattery to Cape Shoalwater between 60 NM and 150 NM
offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 15 to 25 kt. Seas 6 to 9 ft.
.TONIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft.
.FRI...N winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...N to NW winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT...NW winds 5 to 15 kt, diminishing to less than 10 kt. Seas
4 to 5 ft.
.SAT NIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft.
.SUN...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
3 to 5 ft.
.SUN NIGHT...NW winds 5 to 10 kt, becoming N to NW 5 to 15 kt.
Seas 3 to 4 ft.
.MON...N to NW winds 5 to 15 kt, becoming NW 5 to 10 kt. Seas
3 to 4 ft.
.MON NIGHT...W to NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas
3 to 4 ft.

$$

PZZ900-210415-
Cape Flattery to Cape Shoalwater between 150 NM and 250 NM
offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 15 to 25 kt. Seas 6 to 9 ft.
.TONIGHT...N to NW winds 15 to 25 kt. Seas 6 to 9 ft.
.FRI...N winds 15 to 20 kt. Seas 6 to 8 ft.
.FRI NIGHT...N to NW winds 15 to 20 kt. Seas 5 to 8 ft.
.SAT...NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to
7 ft.
.SAT NIGHT...NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas
4 to 7 ft.
.SUN...W to NW winds 5 to 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...W to SW winds 5 to 10 kt. Seas 3 to 4 ft.
.MON...W to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...W winds 5 to 10 kt. Seas 3 to 4 ft.

$$

PZZ805-210415-
Cape Shoalwater to Cape Lookout between 60 NM and 150 NM
offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 10 to 20 kt. Seas 6 to 8 ft.
.TONIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI...N to NW winds 5 to 15 kt, becoming NW. Seas 5 to 7 ft.
.FRI NIGHT...N to NW winds 5 to 15 kt. Seas 5 to 6 ft.
.SAT...W to NW winds 5 to 10 kt. Seas 4 to 5 ft.
.SAT NIGHT...NW winds 5 to 15 kt. Seas 4 to 6 ft.
.SUN...NW winds 10 to 15 kt, becoming N 5 to 10 kt. Seas 4 to
6 ft.
.SUN NIGHT...N winds 10 to 15 kt, becoming 10 to 20 kt. Seas
3 to 5 ft.
.MON...N winds 10 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...N to NW winds 10 to 15 kt. Seas 3 to 4 ft.

$$

PZZ905-210415-
Cape Shoalwater to Cape Lookout between 150 NM and 250 NM
offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 15 to 20 kt. Seas 6 to 8 ft.
.TONIGHT...N winds 15 to 20 kt. Seas 7 to 9 ft.
.FRI...N winds 10 to 20 kt. Seas 5 to 8 ft.
.FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT...NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to
7 ft.
.SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 4 to 7 ft.
.SUN...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
4 to 6 ft.
.SUN NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 4 ft.
.MON...N to NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt.
Seas 3 to 4 ft.
.MON NIGHT...N to NW winds 10 to 15 kt, becoming W 5 to 10 kt.
Seas 3 to 4 ft.

$$

PZZ810-210415-
Cape Lookout to Florence, OR between 60 NM and 150 NM offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 10 to 15 kt. Seas 6 to 7 ft.
.TONIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas
5 to 7 ft.
.FRI...N to NW winds 5 to 10 kt. Seas 5 to 7 ft.
.FRI NIGHT...W to NW winds 5 to 10 kt. Seas 4 to 6 ft.
.SAT...W to NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 4 to
5 ft.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 5 to 6 ft.
.SUN...N winds 10 to 15 kt. Seas 5 to 6 ft.
.SUN NIGHT...N winds 15 to 20 kt. Seas 4 to 5 ft.
.MON...N winds 15 to 20 kt. Seas 4 to 5 ft.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 3 to 5 ft.

$$

PZZ910-210415-
Cape Lookout to Florence, OR between 150 NM and 250 NM offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
6 to 7 ft.
.TONIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI...N winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...N to NW winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT...NW winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft.
.SUN...N to NW winds 5 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...N winds 5 to 15 kt. Seas 3 to 5 ft.
.MON...N to NW winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...N to NW winds 5 to 15 kt, becoming NW 5 to 10 kt.
Seas 3 to 4 ft.

$$

PZZ815-210415-
Florence, OR to Point St. George between 60 NM and 150 NM
offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 10 to 15 kt. Seas 6 to 7 ft.
.TONIGHT...N winds 5 to 15 kt. Seas 5 to 6 ft.
.FRI...N winds 5 to 15 kt, becoming N to NW 5 to 10 kt. Seas
5 to 6 ft.
.FRI NIGHT...NW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 4 to
6 ft.
.SAT...NW winds 5 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...NW winds 10 to 15 kt, becoming N 10 to 20 kt. Seas
4 to 6 ft.
.SUN...N winds 15 to 25 kt. Seas 5 to 6 ft.
.SUN NIGHT...N winds 15 to 25 kt. Seas 5 to 7 ft.
.MON...N winds 15 to 25 kt. Seas 4 to 7 ft.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 4 to 5 ft.

$$

PZZ915-210415-
Florence, OR to Point St. George between 150 NM and 250 NM
offshore-
843 AM PDT Thu Aug 20 2026

.TODAY...N winds 10 to 15 kt. Seas 5 to 7 ft.
.TONIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI...N winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...NW winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT...NW winds 10 to 15 kt. Seas 4 to 7 ft.
.SAT NIGHT...N to NW winds 10 to 15 kt. Seas 5 to 7 ft.
.SUN...N winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...N winds 10 to 20 kt. Seas 3 to 6 ft.
.MON...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
5 ft.
.MON NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 5 ft.

$$

.Forecaster Poche. Ocean Prediction Center.