Offshore Forecast
Issued by NWS

Home | 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
000
FZPN35 KWBC 191545
OFFN35

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
845 AM PDT Thu Apr 19 2018

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 high pressure
ridge will prevail over the area today, then shift SE tonight
into Fri as a cold front approaches from the W. The cold front
will pass E across the waters late Fri into Fri night. Another
ridge will build NE over the area Sat and Sat night, persist
through Sun night, then slowly weaken Mon and Mon night. A low
pressure trough will strengthen along the Oregon coast Sat into
Sun, and then slowly weaken Sun night into Mon night.

Cape Flattery to Cape Lookout

.TODAY...S to SW winds 10 to 20 kt, except SE portion variable 10
kt or less. Seas 6 to 7 ft.
.TONIGHT...S to SW winds 10 to 20 kt, except NW portion to 25
kt. Seas 6 to 11 ft.
.FRI...S winds increasing to 20 to 30 kt. Seas 8 to 13 ft.
Chance of rain.
.FRI NIGHT...Winds becoming W 20 to 30 kt. Seas 7 to 13 ft.
Chance of rain.
.SAT...W to NW winds 10 to 20 kt. Seas 9 to 11 ft.
.SAT NIGHT...N to NW winds 10 to 20 kt, except NW portion
variable 10 kt or less. Seas 8 to 9 ft.
.SUN and SUN NIGHT...N winds 10 to 20 kt, except NW portion
variable less than 10 kt. Seas 6 to 9 ft.
.MON...S winds 10 to 20 kt, except SE portion N. Seas 5 to 9 ft.
.MON NIGHT...N winds 10 to 20 kt, except NW portion W to NW 5 to
10 kt. Seas 6 to 10 ft.

Cape Lookout to Point St. George

.TODAY...N winds 10 to 20 kt, except NW portion variable less
than 10 kt. Seas 6 to 8 ft.
.TONIGHT...SW winds 5 to 15 kt, except SE portion W to NW. Seas
5 to 7 ft.
.FRI...SW winds 15 to 25 kt, except SE portion W to SW 5 to 15
kt. Seas 6 to 11 ft.
.FRI NIGHT...W to NW winds 10 to 20 kt. Seas 7 to 12 ft. Slight
chance of rain.
.SAT...N winds 10 to 20 kt, except SE portion to 25 kt. Seas 8
to 10 ft.
.SAT NIGHT and SUN...N winds 15 to 25 kt, except SE portion to
30 kt. Seas 8 to 13 ft.
.SUN NIGHT...N winds 20 to 30 kt, except NW portion 10 to 20 kt.
Seas 7 to 12 ft.
.MON...N winds 10 to 20 kt, except SE portion to 25 kt. Seas 6
to 10 ft.
.MON NIGHT...N winds 15 to 25 kt. Seas 6 to 9 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.