396
FZPN25 KWBC 210341
OFFPZ5

Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
841 PM 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.

PZZ898-211630-
841 PM PDT Thu Aug 20 2026

.SYNOPSIS FOR WASHINGTON AND OREGON WATERS...A trough will
persist along the coast 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 tonight through
Sat night, then drift E Sun through Tue night.

$$

PZZ800-211630-
Cape Flattery to Cape Shoalwater between 60 NM and 150 NM
offshore-
841 PM PDT Thu Aug 20 2026

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

$$

PZZ900-211630-
Cape Flattery to Cape Shoalwater between 150 NM and 250 NM
offshore-
841 PM PDT Thu Aug 20 2026

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

$$

PZZ805-211630-
Cape Shoalwater to Cape Lookout between 60 NM and 150 NM
offshore-
841 PM PDT Thu Aug 20 2026

.TONIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI...N to NW winds 5 to 15 kt, becoming variable 5 to 10 kt.
Seas 5 to 6 ft.
.FRI NIGHT...W to NW winds 5 to 10 kt. Seas 5 to 6 ft.
.SAT...W to NW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 4 to
5 ft.
.SAT NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 6 ft.
.SUN...NW winds 10 to 15 kt, becoming N. 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 4 to 5 ft.
.TUE...N to NW winds 10 to 15 kt, becoming NW 5 to 10 kt. Seas
4 to 5 ft.
.TUE NIGHT...NW winds 5 to 10 kt. Seas 4 to 5 ft.

$$

PZZ905-211630-
Cape Shoalwater to Cape Lookout between 150 NM and 250 NM
offshore-
841 PM PDT Thu Aug 20 2026

.TONIGHT...N winds 15 to 20 kt. Seas 7 to 8 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. 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...N to NW winds 5 to 15 kt. Seas 3 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. Seas 3 to 4 ft.
.MON NIGHT...N to NW winds 5 to 15 kt, becoming W to NW 5 to
10 kt. Seas 3 to 5 ft.
.TUE...W to NW winds 5 to 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...NW winds 5 to 10 kt. Seas 4 to 5 ft.

$$

PZZ810-211630-
Cape Lookout to Florence, OR between 60 NM and 150 NM offshore-
841 PM PDT Thu Aug 20 2026

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

$$

PZZ910-211630-
Cape Lookout to Florence, OR between 150 NM and 250 NM offshore-
841 PM PDT Thu Aug 20 2026

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

$$

PZZ815-211630-
Florence, OR to Point St. George between 60 NM and 150 NM
offshore-
841 PM PDT Thu Aug 20 2026

.TONIGHT...N winds 5 to 15 kt. Seas 5 to 6 ft.
.FRI...N winds less than 10 kt, becoming NW. Seas 5 to 6 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. Seas 4 to 5 ft.
.SAT NIGHT...N to NW winds 10 to 15 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 5 to 7 ft.
.MON NIGHT...N winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 4 to 6 ft.
.TUE...N winds 10 to 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...N winds 10 to 15 kt. Seas 4 to 5 ft.

$$

PZZ915-211630-
Florence, OR to Point St. George between 150 NM and 250 NM
offshore-
841 PM PDT Thu Aug 20 2026

.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 5 to 7 ft.
.SAT NIGHT...NW winds 10 to 15 kt, becoming N. Seas 5 to 6 ft.
.SUN...N winds 10 to 15 kt, becoming 10 to 20 kt. Seas 4 to
6 ft.
.SUN NIGHT...N winds 10 to 20 kt. Seas 4 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.
.TUE...N to NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 4 to
5 ft.
.TUE NIGHT...N to NW winds 5 to 10 kt. Seas 4 to 5 ft.

$$

.Forecaster Huffman. Ocean Prediction Center.