High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 171605
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC TUE JAN 17 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

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.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

SECURITE

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

SYNOPSIS VALID 1200 UTC JAN 17.
24 HOUR FORECAST VALID 1200 UTC JAN 18.
48 HOUR FORECAST VALID 1200 UTC JAN 19.

.WARNINGS.

...STORM WARNING...
.LOW 46N167W 968 MB MOVING NE 25 KT. BETWEEN 240 NM AND 780 NM S
QUADRANT WINDS 40 TO 50 KT. SEAS 22 TO 40 FT. ELSEWHERE WITHIN
240 NM NW...420 NM N AND 960 NM S QUADRANTS WINDS 25 TO 40 KT.
SEAS 13 TO 26 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
47N143W DESCRIBED BELOW.

...STORM WARNING...
.LOW 48N160W 966 MB MOVING SE 30 KT. WITHIN 360 NM N AND SE
QUADRANTS AND FROM 30N TO 44N BETWEEN 140W AND 156W WINDS 25 TO
40 KT. SEAS 12 TO 22 FT.
.24 HOUR FORECAST LOW 47N143W 974 MB. WITHIN 540 NM W...660 NM
SW AND 720 NM S QUADRANTS WINDS 35 TO 50 KT. SEAS 18 TO 34 FT.
ELSEWHERE OVER FORECAST WATERS WITHIN 720 NM W AND 1020 NM S
QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOW DISSIPATED. E OF A LINE FROM 46N141W TO
39N138W TO 31N132W WINDS 20 TO 30 KT. SEAS 13 TO 26 FT.

...STORM WARNING...
.LOW 36N165E 994 MB MOVING NE 35 KT. FROM 30N TO 39N BETWEEN
160E AND 172E WINDS 25 TO 40 KT. SEAS 11 TO 22 FT.
.12 HOUR FORECAST LOW 37N172E 987 MB. WITHIN 420 NM S AND SE
QUARANTS WINDS 40 TO 50 KT. SEAS 18 TO 26 FT.
.24 HOUR FORECAST LOW 38N180W 986 MB. WITHIN 180 NM SW...240 NM
E AND 360 NM S QUADRANTS AND 240 NM E OF FRONT FROM 40N171W TO
33N173W WINDS 40 TO 50 KT. SEAS 18 TO 34 FT...HIGHEST S
QUADRANT. ELSEWHERE FROM 30N TO 44N W OF 164W WINDS 25 TO 40 KT.
SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOW 47N153W 972 MB. FROM 36N TO 44N BETWEEN
143W AND 161W WINDS 40 TO 50 KT. SEAS 22 TO 37 FT. ELSEWHERE
FROM 31N TO 51N BETWEEN 140W AND 163W WINDS 25 TO 40 KT. SEAS 12
TO 24 FT.

...STORM WARNING...
.24 HOUR FORECAST NEW LOW 46N133W 969 MB. FROM 40N TO 46N E OF
128W WINDS 40 TO 50 KT. SEAS 18 TO 25 FT. ELSEWHERE WITHIN 600
NM SE AND 900 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22
FT.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.

...STORM WARNING...
.24 HOUR FORECAST NEW LOW 56N175W 979 MB. FROM 53N TO 58N
BETWEEN 170W AND 176E WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.
ELSEWHERE FROM 48N TO 61N BETWEEN 167W AND 174E WINDS TO 25 KT.
SEAS TO 9 FT.
.48 HOUR FORECAST LOW 57N169W 976 MB. WITHIN 120 NM W AND 180 NM
N QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE
WITHIN 360 NM N...420 NM W AND 600 NM S QUADRANTS WINDS 25 TO 35
KT. SEAS 9 TO 15 FT.

...GALE WARNING...
.LOW 49N134W 980 MB MOVING NW 15 KT. WITHIN 480 NM E AND 720 NM
S QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
.24 HOUR FORECAST LOW 54N136W 966 MB. FROM 50N TO 55N BETWEEN
128W AND 131W WINDS 30 TO 45 KT. SEAS 11 TO 22 FT. ELSEWHERE
WITHIN 300 NM NW AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO
14 FT.
.48 HOUR FORECAST LOW 59N140W 976 MB. BETWEEN 90 NM AND 360 NM S
AND SW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 42N174W 1000 MB. WITHIN 180 NM SW AND
300 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 12 TO 22 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N AND NE OF A LINE FROM 60N179W TO 57N159W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N179E TO 60N174W TO 57N162W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N166W TO 57N174W TO 58N179E.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 53N168W IS IN A STATE OF UNREST. MARINERS
TRAVELING IN THE VICINITY OF BOGOSLOV VOLCANO ARE URGED TO
EXERCISE CAUTION. IF MARINERS ENCOUNTER ANY VOLCANIC
ASH...REPORT THE OBSERVATION TO THE OCEAN PREDICTION CENTER BY
CALLING 301-683-1520.

.LOW INLAND 61N147W 984 MB MOVING NE 10 KT. WITHIN 240 NM S AND
SE QUADRANTS WINDS 20 TO 30 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.

.24 HOUR FORECAST LOW 50N173E 1000 MB. OVER FORECAST WATERS
WITHIN 480 NM W AND NW QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW 50N176E 1006 MB.
WITHIN 300 NM W AND 540 NM S QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 11 FT.

.48 HOUR FORECAST NEW LOW 38N176E 1008 MB. WITHIN 300 NM S AND
540 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 34N TO 50N
BETWEEN 126W AND 152W.
.24 HOUR FORECAST DENSE FOG FROM 36N TO 49N BETWEEN 125W AND
132W.
.48 HOUR FORECAST DENSE FOG FROM 32N TO 46N BETWEEN 145W AND
153W.

.FORECASTER KOSIER. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC TUE JAN 17.
24 HOUR FORECAST VALID 1200 UTC WED JAN 18.
48 HOUR FORECAST VALID 1200 UTC THU JAN 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 10N TO 14N W OF 126W NE WINDS 20 TO 25 KT. SEAS 10 TO 11
FT. ELSEWHERE W OF LINE FROM 21N140W TO 16N113W TO 07N140W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST FROM 09N TO 12N W OF 135W NE WINDS 20 TO 25
KT. SEAS 10 FT. ELSEWHERE W OF LINE FROM 19N140W TO 15N115W TO
07N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW
SWELL.
.48 HOUR FORECAST W OF LINE FROM 19N140W TO 13N126W TO 06N140W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.

.12 HOUR FORECAST NW OF LINE FROM 30N137W TO 29N140W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT NW OF AREA. NW OF LINE FROM 30N133W
TO 28N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N123W TO 28N128W STATIONARY
TO 26N140W. NW OF LINE FROM 30N120W TO 24N140W WINDS 20 KT OR
LESS. SEAS 8 TO 15 FT IN NW SWELL.

.FROM 10N TO 12N E OF 88W...INCLUDING THE GULF OF PAPAGAYO...NE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10N TO 12N E OF 88W...INCLUDING THE GULF
OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST GULF OF CALIFORNIA N OF 30N S TO SW WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.0

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 1500 UTC TUE JAN 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 05N77W TO 02N81W TO 02N87W TO 05N92W TO 02N100W.
ITCZ FROM 02N102W TO 06N115W TO 09N123W TO 05N140W. NO
SIGNIFICANT CONVECTION.

$$

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.



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