High Frequency Voice Broadcast (Washington/Oregon)

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FZPN35 KWBC 120356
OFFN35

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
856 PM PDT Tue Mar 11 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...Low pressure will
track NE over the area tonight while strengthening. The
associated cold front will move E across the waters tonight,
followed by a low pressure trough Wed. High pressure will build E
over the area Wed night, and pass across the waters Thu. A low
pressure area and associated front will approach the waters from
the W late Thu into Thu night. A series of low centers will form
along the front as it moves across the waters Thu night and Fri
before moving inland Fri night. Later Fri night, a ridge of high
pressure will move into the waters ahead of yet another
approaching frontal system. The low will push a warm front NE
across the southern waters late Sat followed by a cold front Sat
night and Sun. Sun night a trailing low pressure trough will
approach and enter the outer waters.  

Cape Flattery to Cape Lookout

...GALE FORCE WINDS POSSIBLE SAT NIGHT...

.TONIGHT...S winds 20 to 30 kt. Seas 9 to 13 ft. Chance of rain
with vsby 1 nm or less. 
.WED...W winds 15 to 25 kt. Seas 11 to 13 ft. 
.WED NIGHT...W to NW winds 10 to 20 kt. Seas 10 to 13 ft. 
.THU...W to NW winds 10 to 20 kt. Seas 10 to 13 ft. 
.THU NIGHT...S to SE winds 20 to 30 kt. Seas 8 to 12 ft. 
.FRI...W winds 20 to 30 kt. Seas 11 to 18 ft. 
.FRI NIGHT...W winds 20 to 30 kt. Seas 11 to 19 ft. 
.SAT...S winds 20 to 30 kt. Seas 11 to 17 ft. 
.SAT NIGHT...S to SW winds 25 to 35 kt. Seas 13 to 22 ft. 
.SUN...W to SW winds 20 to 30 kt. Seas 15 to 21 ft. 
.SUN NIGHT...W to NW winds 10 to 20 kt. Seas 11 to 19 ft. 

Cape Lookout to Point St. George

...GALE FORCE WINDS POSSIBLE THU NIGHT...

.TONIGHT...S winds 20 to 30 kt. Seas 9 to 13 ft. Chance of rain
with vsby 1 nm or less. 
.WED...NW winds 10 to 20 kt. Seas 10 to 12 ft. Chance of rain. 
.WED NIGHT...NW winds 10 to 20 kt. Seas 10 to 14 ft. 
.THU...W winds 10 to 20 kt. Seas 10 to 14 ft. 
.THU NIGHT...S winds 25 to 35 kt. Seas 10 to 14 ft. 
.FRI...W winds 25 to 35 kt. Seas 12 to 21 ft. 
.FRI NIGHT...W winds 25 to 35 kt. Seas 15 to 21 ft. 
.SAT...S winds 20 to 30 kt. Seas 13 to 17 ft. 
.SAT NIGHT...S winds 30 to 40 kt. Seas 13 to 19 ft. 
.SUN...W to SW winds 20 to 30 kt. Seas 13 to 20 ft. 
.SUN NIGHT...W winds 10 to 20 kt. Seas 11 to 17 ft. 

.Forecaster Poche. Ocean Prediction Center.