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253
FZPN02 KWBC 181730
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC THU DEC 18 2014

CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1200 UTC DEC 18.
24 HOUR FORECAST VALID 1200 UTC DEC 19.
48 HOUR FORECAST VALID 1200 UTC DEC 20.

.WARNINGS.

...STORM WARNING...
.LOW 50N149W 967 MB MOVING NE 20 KT. WITHIN 360 NM S AND SW
QUADRANTS WINDS 40 TO 55 KT. SEAS 22 TO 43 FT. ALSO WITHIN 180
NM E OF A FRONT FROM 53N140W TO 50N134W TO 47N133W WINDS 35 TO
50 KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 600 NM NW AND 840 NM
SE SEMICIRCLES WINDS 25 TO 40 KT. SEAS 12 TO 32 FT...HIGHEST IN
S QUADRANT.
.24 HOUR FORECAST LOW 53N141W 976 MB. WITHIN 420 NM NE AND 600
NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 16 TO 31 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 52N157W

...STORM WARNING...
.COMPLEX LOW WITH MEAN CENTER 43N161E 977 MB MOVING E 30 KT.
OVER FORECAST WATERS WITHIN 720 NM S AND SW QUADRANTS WINDS 35
TO 50 KT. SEAS 24 TO 36 FT. ELSEWHERE WITHIN 840 NM S AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 12 TO 24 FT.
.24 HOUR FORECAST LOW 43N179W 978 MB. WITHIN 600 NM S AND SW
QUADRANTS WINDS 35 TO 50 KT. SEAS 21 TO 37 FT. ELSEWHERE OVER
FORECAST WATERS WITHIN 900 NM S SEMICIRCLE WINDS 25 TO 35 KT.
SEAS 14 TO 28 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 52N157W.

...STORM WARNING...
.48 HOUR FORECAST NEW LOW 54N140W 967 MB. WITHIN 120 NM E OF A
FRONT FROM LOW CENTER TO 50N133W TO 49N132W WINDS 35 TO 50 KT.
SEAS 14 TO 26 FT. ELSEWHERE WITHIN 360 NM N...420 NM E...AND
1020 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 12 TO 24 FT.

...GALE WARNING...
.LOW 48N163E 976 MB MOVING SE 30 KT. OVER FORECAST WATERS WITHIN
420 NM NW SEMICIRCLE WINDS 25 TO 40 KT. SEAS 14 TO 26 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 43N179W.

...GALE WARNING...
.LOW 49N176E 970 MB MOVING NE 15 KT. FRONT EXTENDS FROM LOW
CENTER TO 48N177W TO 46N174W TO 40N177W TO 31N168E. WITHIN 180
NM S AND SW QUADRANTS...240 NM N SEMICIRCLE...AND WITHIN 240 NM
N AND 420 NM E OF THE FRONT WINDS 30 TO 45 KT. SEAS 12 TO 20 FT.
.24 HOUR FORECAST LOW 50N178W 964 MB. WITHIN 180 NM W AND NW
SEMICIRCLES...EXCEPT 480 NM W QUADRANT WINDS 25 TO 40 KT. SEAS
10 TO 20 FT.
.48 HOUR FORECAST LOW 48N172W 974 MB. WITHIN 840 NM SW
SEMICIRCLE WINDS 30 TO 45 KT. SEAS 14 TO 31 FT.

...GALE WARNING...
.LOW 61N176W 985 MB MOVING W 10 KT. WITHIN 120 NM SW QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE OVER ICE FREE
FORECAST WATERS WITHIN 300 NM NE QUADRANT WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 60N178W 986 MB. OVER ICE FREE FORECAST
WATERS WITHIN 480 NM NE QUADRANT WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED. OVER ICE FREE FORECAST WATERS
N OF 56N AND W OF 168W AREA OF N WINDS 20 TO 30 KT. SEAS TO 10
FT.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW 54N150W 972 MB. WITHIN 300 NM N
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 12 TO 20 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 52N157W.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 50N165W 968 MB. WITHIN 1020 NM S AND
SE QUADRANTS WINDS 30 TO 45 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOW 52N157W 967 MB. WITHIN 1200 NM S AND 660
NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 63N AND W OF THE ALASKAN COAST.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 31N TO 46N
BETWEEN 170W AND 172E.
.24 HOUR FORECAST DENSE FOG FROM 31N TO 48N BETWEEN 148W AND
178W.
.48 HOUR FORECAST DENSE FOG FROM 32N TO 48N BETWEEN 128W AND
160W.

.HIGH 33N158W 1027 MB MOVING SE 25 KT.
.24 HOUR FORECAST HIGH ABSORBED S OF AREA.

.FORECASTER ACHORN. 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 THU DEC 18.
24 HOUR FORECAST VALID 1200 UTC FRI DEC 19.
48 HOUR FORECAST VALID 1200 UTC SAT DEC 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 09N TO 15N W OF 135W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO
10 FT. ELSEWHERE W OF 110W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NW SWELL.
.24 HOUR FORECAST N OF 28N W OF 137W WINDS 20 KT OR LESS SEAS 9
TO 14 FT. ELSEWHERE N OF 09N W OF 120W WINDS 20 KT OR LESS. SEAS
9 TO 10 FT IN MIXED NW AND NE SWELL.
.48 HOUR FORECAST N W OF LINE 30N123W TO 15N140W WINDS 20 KT OR
LESS SEAS 10 TO 15 FT IN NW SWELL. ELSEWHERE N OF 08N W OF 115W
WINDS 20 KT OR LESS SEAS 8 TO 11 FT IN MIXED NW AND NE SWELL.

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

CONVECTION VALID 1500 UTC THU DEC 18...

.SCATTERED MODERATE FROM 12N TO 18N BETWEEN 115W AND 125W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 06N78W TO 06N91W. ITCZ FROM 06N91W TO
06N140W. SCATTERED MODERATE WITHIN 150 NM S OF AXIS FROM 78W TO
81W.

.FORECASTER DGS. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1200 UTC DEC 18 2014.
24 HOUR FORECAST VALID 1200 UTC DEC 19 2014.
48 HOUR FORECAST VALID 1200 UTC DEC 20 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N165E TO 27N160E MOVING E 20 KT. WINDS 20 TO
30 KT OVER FORECAST WATERS N OF 27N W OF 171E.
.24 HOUR FORECAST COLD FRONT FROM 30N177E TO 26N170E TO 22N160E.
WINDS 20 TO 25 KT WITHIN 600 NM E OF COLD FRONT N OF 28N...AND
WITHIN 420 NM W OF COLD FRONT N OF 29N.
.48 HOUR FORECAST FRONT FROM 30N168W TO 25N175W TO 22N178E TO
19N160E. WINDS 20 TO 30 KT OVER FORECAST WATERS WITHIN 450 NM N
OF FRONT. ALSO...WINDS 20 TO 25 KT WITHIN 480 NM E OF FRONT N OF
28N.

.WEAKENING FRONT FROM 30N154W TO 28N165W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED.

.NE TO E WINDS 20 TO 25 KT FROM 07N TO 22N E OF 154W...FROM 08N
TO 18N BETWEEN 154W AND 170E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 30 KT FROM 05N TO 23N E OF
160W...FROM 06N TO 16N BETWEEN 160W AND 170W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 05N TO 22N E OF
154W...FROM 06N TO 17N BETWEEN 154W AND 170W...AND ELSEWHERE
FROM 09N TO 21N W OF 174E.

.HIGH 29N149W 1027 MB NEARLY STATIONARY. RIDGES FROM HIGH TO
28N140W...AND FROM HIGH TO 28N156W NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 29N146W 1026 MB.
.48 HOUR FORECAST HIGH 30N140W 1025 MB.

.RIDGE FROM 30N169W TO 24N170E TO 22N160E MOVING E 10 KT AND
ERODING FROM THE W.

.OTHERWISE...WINDS 20 KT OR LESS OVER REST OF FORECAST AREA.

.SEAS 8 TO 25 FT NW OF A LINE FROM 30N173E TO 27N165E TO
24N160E. SEAS 11 TO 14 FT N OF 27N BETWEEN 156W AND 160W. SEAS 8
TO 11 FT FROM 05N TO 20N E OF 180E...AND ELSEWHERE N OF A LINE
FROM 30N152W TO 20N167W TO 20N173E. SEAS 8 TO 9 FT FROM 10N TO
20N W OF 180E.
.24 HOUR FORECAST SEAS 18 TO 25 FT N OF A LINE FROM 30N176E TO
26N169E TO 28N160E. SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM
30N180E TO 21N167E TO 20N160E. SEAS 12 TO 16 FT N OF A LINE FROM
28N140W TO 23N151W TO 30N154W. SEAS 8 TO 12 FT ELSEWHERE N OF A
LINE FROM 30N176W TO 16N171E TO 12N160E...AND ELSEWHERE N OF 03N
E OF 168W. SEAS 8 TO 10 FT FROM 06N TO 20N BETWEEN 168W AND
173E.
.48 HOUR FORECAST SEAS 18 TO 23 FT N OF A LINE FROM 30N171W TO
25N179E TO 30N174E. SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM
30N167W TO 16N175E TO 14N160E. SEAS 11 TO 13 FT FROM 13N TO 23N
E OF 150W. SEAS 8 TO 12 FT FROM 03N TO 20N BETWEEN 155W AND
170W... ELSEWHERE E OF 155W...AND ELSEWHERE N OF 07N W OF 170W.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REST OF FORECAST AREA.

.ITCZ FROM 05N140W TO 05N170W TO 03N170E. NUMEROUS MODERATE TO
STRONG TSTMS WITHIN 270 NM OF ITCZ BETWEEN 164W AND 180E.
ISOLATED MODERATE TSTMS WITHIN 240 NM OF ITCZ E OF 164W...AND W
OF 180E.

$$
.FORECASTER HOUSTON. HONOLULU HI.




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