High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 040355
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SUN DEC 04 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC DEC 04.
24 HOUR FORECAST VALID 0000 UTC DEC 05.
48 HOUR FORECAST VALID 0000 UTC DEC 06.

.WARNINGS.

...STORM WARNING...
.LOW 59N146W 992 MB MOVING SE 15 KT. OVER FORECAST WATERS WITHIN
90 NM SW OF A LINE FROM 58N156W TO 56N149W...AND 60 NM SW OF
ANOTHER LINE FROM 59N153W TO 58N149W WINDS 40 TO 50 KT. SEAS 12
TO 24 FT. ELSEWHERE WITHIN 480 NM SW...660 NM S AND 780 NM SE
QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 27 FT...HIGHEST SE.
.24 HOUR FORECAST LOW 54N140W 1004 MB. WITHIN 180 NM SW QUADRANT
WINDS 35 TO 45 KT. SEAS 16 TO 24 FT. ELSEWHERE WITHIN 120 NM
NW...420 NM SW AND 600 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS
10 TO 22 FT...HIGHEST SW.
.48 HOUR FORECAST LOW 47N128W 1014 MB. WITHIN 180 NM W AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 13 TO 21 FT. ELSEWHERE FROM
41N TO 55N BETWEEN 125W AND 137W WINDS TO 25 KT. SEAS 8 TO 17
FT.

...STORM WARNING...
.FRONT EXTENDS FROM 59N179E TO 53N177W TO 40N179E TO 36N176E.
WITHIN 240 NM E OF THE FRONT BETWEEN 53N AND 46N WINDS 35 TO 45
KT. SEAS 12 TO 24 FT. ELSEWHERE WITHIN 360 NM NE AND E OF THE
FRONT WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST NEW LOW 61N176W 1002 MB. OVER FORECAST WATERS
WITHIN 180 NM NE SEMICIRCLE WINDS 35 TO 50 KT. SEAS 14 TO 24 FT.
ELSEWHERE WITHIN 300 NM NE AND E OF A FRONT FROM THE LOW TO
58N170W TO 45N169W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST LOW DISSIPATED NW OF AREA. N OF 62N W OF
ALASKA WINDS TO 25 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW 50N169E 992 MB MOVING NE 20 KT. WITHIN 540 NM SW...360 NM
SE AND 300 NM NE QUADRANTS WINDS 25 TO 40 KT. SEAS 14 TO 28 FT.
ALSO N OF 35N W OF 178E WINDS TO 25 KT. SEAS 10 TO 21 FT.
.24 HOUR FORECAST LOW 54N178W 1006 MB. N OF 44N W OF 173W WINDS
20 TO 30 KT. SEAS 9 TO 19 FT...HIGHEST NEAR 49N179E.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 34N158W 1014 MB DRIFTING NE. FRONT EXTENDS FROM 30N160W TO
THE LOW TO 41N146W. WITHIN 300 NM W AND NW OF THE FRONT N OF 34N
WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ELSEWHERE BETWEEN THE FRONT
AND A LINE FROM 30N171W TO 42N163W TO 44N146W WINDS 20 TO 30 KT.
SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW DISSIPATED. BETWEEN 43N AND A LINE FROM
37N160W TO 39N151W TO 40N141W WINDS 25 TO 35 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED BELOW WITH LOW 37N151W.

...GALE WARNING...
.24 HOUR FORECAST FROM 30N TO 32N BETWEEN 149W AND 155W WINDS 20
TO 30 KT. SEAS TO 12 FT.
.30 HOUR FORECAST LOW 30N155W 1007 MB. FROM 30N TO 33N BETWEEN
150W AND 155W WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW 37N151W 1000 MB. WITHIN 180 NM OF LOW
CENTER AND FROM 40N TO 45N BETWEEN 140W AND 155W WINDS 25 TO 40
KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.36 HOUR FORECAST OVER FORECAST WATERS FROM 35N TO 49N W OF 164E
AREA OF S WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW W OF AREA 50N158E 990 MB. N OF 43N BETWEEN
160E AND 167E WINDS 35 TO 45 KT. SEAS 12 TO 20 FT. ELSEWHERE W
OF A LINE FROM 54N170E TO 39N171E TO 32N164E WINDS 25 TO 35 KT.
SEAS 8 TO 17 FT.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 57N163W 1008 MB. WITHIN 180 NM SW AND
120 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
ELSEWHERE FROM 50N TO 59N BETWEEN 150W AND 172W WINDS 20 TO 30
KT. SEAS 8 TO 13 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE WATERS BETWEEN
THE ALASKA W COAST AND A LINE FROM 66N168W TO 63N172W TO 59N168W.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE WATERS WITHIN 60
NM OF 59N152W.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.SYNOPSIS AND FORECAST.

.OVER FORECAST WATERS FROM 30N TO 40N E OF 130W AREA OF N TO NW
WINDS TO 25 KT. SEAS 8 TO 17 FT...HIGHEST NEAR 38N130W.
.24 HOUR FORECAST FROM 30N TO 38N BETWEEN 120W AND 126W N TO NW
WINDS TO 25 KT. SEAS 9 TO 14 FT.
.48 HOUR FORECAST FROM 30N TO 39N BETWEEN 118W AND 125W N TO NW
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

.LOW 34N173E 1021 MB MOVING SE 15 KT. FRONT EXTENDS FROM THE LOW
TO 30N164E. WITHIN 240 NM SE QUADRANT AND 120 NM NW OF THE FRONT
WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 32N179E 1020 MB. FRONT TO EXTEND FROM
41N173W TO THE LOW TO 30N176E. BETWEEN THE FRONT AND A LINE FROM
30N169E TO 41N174W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 30N TO 40N BETWEEN 173E
AND 160W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.

.24 HOUR FORECAST LOW NW OF AREA 58N173E 998 MB. OVER FORECAST
WATERS WITHIN 180 NM S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS
12 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 37N TO 40N
BETWEEN 144W AND 149W.
.24 HOUR FORECAST DENSE FOG FROM 37N TO 39N BETWEEN 145W AND
151W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM OF 38N146W.

.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 40N TO 51N BETWEEN 160E AND 164E.

.HIGH 37N137W 1033 MB DRIFTING SE.
.24 HOUR FORECAST HIGH 36N135W 1029 MB.
.48 HOUR FORECAST HIGH 35N133W 1024 MB.

.HIGH 46N162W 1040 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 48N155W 1036 MB.
.48 HOUR FORECAST HIGH 50N144W 1033 MB.

.HIGH W OF AREA 38N157E 1031 MB MOVING NE 30 KT.
.24 HOUR FORECAST HIGH 41N171E 1034 MB.
.48 HOUR FORECAST HIGH 44N180W 1038 MB.

.FORECASTER REINHART. 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 0000 UTC SUN DEC 04.
24 HOUR FORECAST VALID 0000 UTC MON DEC 05.
48 HOUR FORECAST VALID 0000 UTC TUE DEC 06.

.WARNINGS.

...GALE WARNING...
.GULF OF CALIFORNIA N OF 26.5N NW WINDS 20 TO 30 KT. SEAS TO 11
FT.
.06 HOUR FORECAST N OF 27.5N NW WINDS 20 TO 25 KT. SEAS TO 9 FT.
.12 HOUR FORECAST N OF 27N NW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.RIDGE FROM 30N135W TO 19N115W. WITHIN AREA BOUNDED BY 30N140W
TO 30N117W TO 22N112W TO 10N140W TO 30N140W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST RIDGE FROM 30N132W TO 19N115W. WITHIN AREA
BOUNDED BY 24N140W TO 30N132W TO 30N116W TO 19N112W TO 09N140W
TO 28N140W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN NW
SWELL.
.48 HOUR FORECAST RIDGE FROM 30N130W TO 20N115W. WITHIN AREA
BOUNDED BY 30N127W TO 30N117W TO 20N113W TO 17N115W TO 30N127W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL. FROM 10N
TO 13N BETWEEN 130W AND 140W WINDS 20 KT OR LESS. SEAS TO 8 FT
PRIMARILY IN NW SWELL.

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

CONVECTION VALID AT 0230 UTC SUN DEC 4...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 08N93W TO 11N99W TO 12N120W. ITCZ
FROM 12N120W TO BEYOND 10N140W. SCATTERED MODERATE WITHIN 60 NM
EITHER SIDE OF ITCZ.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.



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