Offshore Forecast
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000
FZPN35 KWBC 271538
OFFN35

MARINE WEATHER HF VOICE BROADCAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
838 AM PDT THU APR 27 2017

WASHINGTON AND OREGON WATERS FROM 60 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 PRES RIDGE
WILL BUILD TOWARDS THE REGION TODAY THROUGH THU NIGHT...THEN WILL
MOVE SE ACROSS WATERS FRI INTO SAT NIGHT WHILE WEAKENING. A
WEAKENING COLD FRONT WILL MOVE ACROSS THE AREA SAT AND SAT NIGHT.
ANOTHER HIGH PRES RIDGE WILL WEAKEN AS IT MOVES ACROSS THE AREA
LATE SUN INTO MON NIGHT. A WEAK FRONTAL SYSTEM WILL MOVE NE INTO
THE WATERS MON NIGHT.

CAPE FLATTERY TO CAPE LOOKOUT

.TODAY...NW WINDS 10 TO 15 KT. SEAS 7 TO 9 FT.
.TONIGHT...NW WINDS 10 TO 20 KT...EXCEPT NE PORTION TO 25 KT.
SEAS 6 TO 8 FT.
.FRI...NW WINDS 10 TO 20 KT. SEAS 5 TO 8 FT.
.FRI NIGHT...VARIABLE WINDS 10 KT OR LESS...EXCEPT NW PORTION
BECOMING S 10 TO 20 KT. SEAS 5 TO 6 FT.
.SAT...S WINDS INCREASING TO 20 TO 30 KT. SEAS BUILDING TO 6 TO
10 FT.
.SAT NIGHT...SW WINDS 15 TO 25 KT BECOMING NW.. SEAS 6 TO 11 FT.
.SUN...NW WINDS 10 TO 20 KT. SEAS 6 TO 10 FT.
.SUN NIGHT...NW WINDS 10 TO 20 KT DIMINISHING TO VARIABLE 10 KT
OR LESS. SEAS 6 TO 9 FT.
.MON...WINDS BECOMING S TO SE 15 TO 25 KT. SEAS 5 TO 7 FT.
.MON NIGHT...S TO SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.

CAPE LOOKOUT TO POINT ST. GEORGE

.TODAY...W TO NW WINDS 5 TO 15 KT. SEAS 7 TO 9 FT. CHANCE OF
RAIN.
.TONIGHT...N WINDS 5 TO 15 KT. SEAS 6 TO 8 FT.
.FRI AND FRI NIGHT...N TO NE WINDS 10 TO 20 KT...EXCEPT NW
PORTION VARIABLE 10 KT OR LESS. SEAS 5 TO 7 FT.
.SAT...S TO SW WINDS 10 TO 20 KT...EXCEPT SE PORTION W TO NW 5 TO
15 KT. SEAS 4 TO 7 FT.
.SAT NIGHT...W TO SW WINDS 10 TO 20 KT. SEAS 4 TO 7 FT.
.SUN...N WINDS 5 TO 15 KT. SEAS 4 TO 7 FT.
.SUN NIGHT...N WINDS 10 TO 20 KT...EXCEPT NW PORTION VARIABLE
LESS THAN 10 KT. SEAS 5 TO 7 FT.
.MON...S TO SW WINDS 10 TO 20 KT...EXCEPT SE PORTION W TO NW 5 TO
15 KT. SEAS 5 TO 7 FT.
.MON NIGHT...W TO SW WINDS 5 TO 15 KT. SEAS 4 TO 6 FT.

.FORECASTER ACHORN. OCEAN PREDICTION CENTER.


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