OPC High Frequency Voice Marine Forecast (Washington/Oregon)
by Ocean Prediction Center web team
21 Feb 2025 at 2:40am
FZPN35 KWBC 210937
OFFN35

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
137 AM PST Fri Feb 21 2025

Washington and Oregon waters-
Inner waters from 60 nm to 150 nm offshore.
Outer waters from 150 nm to 250 nm offshore.

Conditions given represent the highest within that period.

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.

.SYNOPSIS FOR WASHINGTON AND OREGON WATERS...A cold front will
slowly cross the waters on today, then dissipate near the
Washington and Oregon coasts tonight. A warm front will lift N
across the region Sat ahead of another cold front that will push
across the waters Sat night. Another warm front will reach the
waters late Sat night into Sun followed by another cold front
that will reach the area Sun into Sun night. A strengthening low
will then approach the region from the SW late Sun night into Mon
and move across the waters Mon night. Another warm front will
lift N across the waters on Tue, and high pressure builds N into
Tue night.

Cape Flattery to Cape Lookout

...GALE WARNING...
...STORM FORCE WINDS POSSIBLE MON...

.TODAY...S winds 20 to 30 kt, increasing to 25 to 35 kt. Seas
11 to 19 ft.
.TONIGHT...S to SW winds 20 to 30 kt. Seas 13 to 18 ft.
.SAT...S winds 20 to 30 kt. Seas 12 to 16 ft. Chance of rain
with vsby 1 nm or less.
.SAT NIGHT...SW winds 15 to 25 kt. Seas 10 to 15 ft. Chance of
rain and areas of fog with vsby 1 nm or less.
.SUN...SW winds 20 to 30 kt. Seas 9 to 13 ft.
.SUN NIGHT...SW winds 20 to 30 kt. Seas 9 to 14 ft.
.MON...S to SW winds 40 to 50 kt. Seas 15 to 25 ft.
.MON NIGHT...SW winds 40 to 50 kt. Seas 14 to 27 ft.
.TUE...W winds 20 to 30 kt. Seas 14 to 22 ft.
.TUE NIGHT...S winds 15 to 25 kt. Seas 12 to 15 ft.

Cape Lookout to Point St. George

...GALE FORCE WINDS POSSIBLE MON...

.TODAY...S winds 20 to 30 kt. Seas 11 to 18 ft.
.TONIGHT...S to SW winds 15 to 25 kt. Seas 10 to 16 ft. Chance
of rain with vsby 1 nm or less.
.SAT...S winds 20 to 30 kt. Seas 11 to 15 ft. Chance of rain and
areas of fog with vsby 1 nm or less.
.SAT NIGHT...S to SW winds 15 to 25 kt. Seas 11 to 14 ft. Chance
of rain with vsby 1 nm or less.
.SUN...SW winds 20 to 30 kt. Seas 12 to 14 ft.
.SUN NIGHT...SW winds 20 to 30 kt. Seas 10 to 14 ft.
.MON...S to SW winds 30 to 40 kt. Seas 16 to 26 ft.
.MON NIGHT...SW winds 25 to 35 kt. Seas 15 to 25 ft.
.TUE...W to SW winds 15 to 25 kt. Seas 14 to 18 ft.
.TUE NIGHT...S winds 15 to 25 kt. Seas 12 to 15 ft.

.Forecaster Shaw. Ocean Prediction Center.





See NWS for further details