Offshore Forecast
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
377
FZPN35 KWBC 250952
OFFN35

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
152 AM PST Sat Nov 25 2017

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...Intensifying low
pressure will approach the area from the S today, then pass
quickly N across the region later today into tonight. A low
pressure trough will cross the waters late tonight into Sun. Low
pressure will pass just S, and then SE of the waters late Sun
and Sun night as a weak high pressure ridge approaches from the
W. The ridge will cross the waters Mon, followed by a series of
fronts moving quickly across the area later Mon into Mon night.
Strong low pressure will pass just N of the region late Mon night
into Tue, pulling another cold front through the waters. High
pressure will build E toward the waters Tue night through Wed,
then shift E of the region Wed night. Yet another cold front will
approach the waters from the NW late Wed night.

Cape Flattery to Cape Lookout

...GALE WARNING...

.TODAY...SW winds 15 to 25 kt, becoming S to SE winds 20 to 30
kt. Seas 8 to 14 ft.
.TONIGHT...S winds increasing to 35 to 45 kt. Seas building to 13
to 22 ft. Rain and fog with VSBY 1 nm or less.
.SUN...SW winds 25 to 35 kt. Seas 13 to 20 ft. Rain.
.SUN NIGHT...W to NW winds 20 to 30 kt. Seas 10 to 17 ft.
.MON...W winds 15 to 25 kt, becoming S to SW 20 to 30 kt. Seas 9
to 14 ft.
.MON NIGHT...S to SW winds increasing to 30 to 40 kt. Seas
building to 14 to 23 ft.
.TUE...W winds 30 to 40 kt, diminishing to 20 to 30 kt. Seas 15
to 24 ft.
.TUE NIGHT...W to NW winds 15 to 25 kt. Seas 19 to 24 ft.
.WED...N to NE winds 10 to 20 kt, except NW portion S 5 to 15 kt.
Seas 14 to 18 ft.
.WED NIGHT...S winds 15 to 25 kt, except SE portion N to NE 5 to
15 kt. Seas 13 to 19 ft.

Cape Lookout to Point St. George

...GALE WARNING...

.TODAY...S winds 10 to 20 kt, becoming S to SE 30 to 40 kt. Seas
6 to 10 ft, building to 10 to 16 ft. Rain.
.TONIGHT...S winds 35 to 45 kt. Seas 14 to 22 ft. Chance of rain
with VSBY 1 nm or less.
.SUN...W to SW winds 25 to 35 kt. Seas 14 to 19 ft. Rain.
.SUN NIGHT...W to NW winds 20 to 30 kt. Seas 12 to 17 ft.
.MON...W to NW winds 15 to 25 kt, becoming S to SW 15 to 25 kt,
except NW portion to 30 kt. Seas 9 to 13 ft.
.MON NIGHT...S to SW winds 15 to 25 kt, except NW portion to 30
kt. Seas 9 to 15 ft.
.TUE...N to NW winds 15 to 25 kt. Seas 15 to 23 ft.
.TUE NIGHT...N to NE winds 10 to 20 kt, except SE portion 20 to
30 kt. Seas 13 to 22 ft.
.WED and WED NIGHT...N to NE winds 10 to 20 kt, except SE
portion 20 to 30 kt. Seas 15 to 18 ft.

.Forecaster Achorn. Ocean Prediction Center.



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.