High Seas Forecast
Issued by NWS

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000
FZPN02 KWBC 201730
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC SAT DEC 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 20.
24 HOUR FORECAST VALID 1200 UTC DEC 21.
48 HOUR FORECAST VALID 1200 UTC DEC 22.

.WARNINGS.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 55N139W 968 MB MOVING NW 20 KT.
WITHIN 180 NM NE AND 420 NM E QUADRANTS WINDS 35 TO 50 KT. SEAS
18 TO 25 FT. ELSEWHERE WITHIN 660 NM S AND 540 NM SW
QUADRANTS...N AND E OF A LINE FROM 57N153W TO 58N144W TO 56N139W
AND WITHIN 480 NM SE AND S OF A FRONT FROM 50N130W TO 49N133W TO
38N154W TO 30N167W WINDS 25 TO 40 KT. SEAS 11 TO 20 FT.
.24 HOUR FORECAST LOW 59N148W 979 MB. WITHIN 120 NM OF LOW
CENTER WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED INLAND. CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 47N162W 977 MB MOVING NE 25 KT. WITHIN 720 NM S AND 600 NM
SE QUADRANTS WINDS 25 TO 40 KT. SEAS 13 TO 18 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 47N TO 51N BETWEEN 136W
AND 147W WINDS 30 TO 45 KT. SEAS 16 TO 27 FT. ELSEWHERE FROM 44N
TO 53N BETWEEN 126W AND 156W AND WITHIN 180 NM S OF A LINE FROM
45N124W TO 40N146W TO 30N158W WINDS 25 TO 35 KT. SEAS 10 TO 19
FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 51N171W 969 MB MOVING E 10 KT. WITHIN 1020 NM S...1200 NM
SW AND 900 NM N QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 22
FT...EXCEPT IN S QUADRANT 20 TO 33 FT.
.24 HOUR FORECAST LOW 51N163W 982 MB. BETWEEN 300 NM AND 840 NM
SW QUADRANT WINDS 35 TO 45 KT. SEAS 18 TO 26 FT. ELSEWHERE
WITHIN 900 NM N...W AND S AND 1020 NM SW QUADRANTS WINDS 25 TO
35 KT. SEAS 10 TO 22 FT...HIGHEST S QUADRANT.
.48 HOUR FORECAST LOW 54N156W 998 MB. FROM 38N TO 45N BETWEEN
163W AND 169W WINDS 25 TO 40 KT. SEAS 14 TO 22 FT. ELSEWHERE
FROM 30N TO 55N BETWEEN 152W AND 172W WINDS 20 TO 30 KT. SEAS 10
TO 19 FT.

...GALE WARNING...
.24 HOUR FORECAST FROM 32N TO 52N W OF 168E WINDS 30 TO 45 KT.
SEAS 9 TO 17 FT.
.48 HOUR FORECAST WITHIN 300 NM E AND SE OF A FRONT TO EXTEND
FROM 56N172E TO 41N172E TO 35N160E WINDS 25 TO 40 KT. SEAS 12 TO
18 FT.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 45N145W 1005 MB WITH FRONT FROM LOW
CENTER TO 30N151W. WITHIN 300 NM E OF THE FRONT AND 300 NM NE
QUADRANT WINDS 25 TO 35 KT. SEAS 13 TO 19 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 60N BETWEEN THE ALASKA COAST AND 170W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE
FORECAST WATERS N OF 60N AND W OF THE ALASKA COAST.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST N OF 30N E OF 123W AREA OF N WINDS 20 TO 30
KT. SEAS TO 12 FT.
.48 HOUR FORECAST FROM 30N TO 40N E OF 125W AREA OF N WINDS 20
TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 420 NM S OF
A LINE FROM 49N127W TO 45N151W TO 35N159W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM OF 42N127W AND 43N162E.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 45N BETWEEN 135W AND
143W AND FROM 40N TO 48N BETWEEN 176E AND 171E.

.24 HOUR FORECAST HIGH 36N173E 1030 MB.
.48 HOUR FORECAST HIGH 35N178W 1032 MB.

.24 HOUR FORECAST HIGH 33N131W 1028 MB.
.48 HOUR FORECAST LITTLE CHANGE.

.FORECASTER LEE. 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 SAT DEC 20.
24 HOUR FORECAST VALID 1200 UTC SUN DEC 21.
48 HOUR FORECAST VALID 1200 UTC MON DEC 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 08N TO 22N W OF 120W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO
13 FT WITH NW SWELL. ELSEWHERE W OF LINE FROM 30N117W TO 08N117W
TO 03N140W WINDS 20 KT OR LESS. SEAS 8 TO 16 FT IN NW SWELL.
.24 HOUR FORECAST FROM 08N TO 21N W OF 120W NE TO E WINDS 20 TO
25 KT. SEAS 9 TO 13 FT WITH NW SWELL. ELSEWHERE W OF LINE FROM
24N111W TO 07N117W TO 01N140W WINDS 20 KT OR LESS. SEAS 8 TO 14
FT IN NW SWELL.
.48 HOUR FORECAST N OF 28N BETWEEN 121W AND 124W N WINDS 20 TO
25 KT. SEAS 10 TO 12 FT WITH NW SWELL. FROM 08N TO 19N W OF 128W
NE TO E WINDS 20 TO 25 KT. SEAS 11 TO 13 FT WITH NW SWELL.
ELSEWHERE W OF LINE FROM 23N110W TO 16N105W TO 00N122W WINDS 20
KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.

.LOW PRES NEAR 08N101W 1011 MB MOVING W 10 KT. WITHIN 150 NM OF
LOW CENTER WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL.
.24 HOUR FORECAST LOW PRES NEAR 08N106W 1012 MB. WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID 1500 UTC SAT DEC 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 07N78W TO 06N93W. ITCZ FROM 06N93W TO LOW
PRES NEAR 08N101W TO 05N111W TO 05N140W. SCATTERED MODERATE
ISOLATED STRONG WITHIN 180 NM OF LOW NEAR 08N101W.

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1200 UTC DEC 20 2014.
24 HOUR FORECAST VALID 1200 UTC DEC 21 2014.
48 HOUR FORECAST VALID 1200 UTC DEC 22 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N167W TO 25N175W TO 20N170E THENCE STATIONARY
FRONT TO 18N160E. COLD FRONT MOVING SE 25 KT. WINDS 20 TO 30 KT
NW OF FRONT...EXCEPT WINDS 20 KT OR LESS NW OF A LINE FROM
30N171E TO 27N160E. ALSO WINDS 20 TO 25 KT WITHIN 150 NM E OF
FRONT N OF 27N... AND ELSEWHERE FROM 07N TO 21N W OF 174E.
.24 HOUR FORECAST FRONT FROM 30N159W TO 24N166W TO 21N175W TO
18N175E. NE TO E WINDS 20 TO 30 KT FROM 07N TO 26N W OF 170W.
ALSO WINDS 20 TO 25 KT N OF 26N BETWEEN 154W AND 169W.
.48 HOUR FORECAST FRONT FROM 30N151W TO 25N155W TO 18N166W. NE
TO E WINDS 20 TO 30 KT FROM 07N TO 24N W OF 170W...AND N OF 06N
BETWEEN 170W AND 160W. ALSO WINDS 20 TO 25 KT N OF 21N BETWEEN
160W AND 155W.

.NE TO E WINDS 20 TO 25 KT FROM 05N TO 23N E OF 153W...AND FROM
06N TO 18N BETWEEN 153W AND 161W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 21N E OF
149W...AND FROM 07N TO 16N BETWEEN 149W AND 170W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 20N E OF
145W...AND FROM 07N TO 16N BETWEEN 145W AND 160W.

.TROUGH FROM 01N160E TO 00N168E NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 29N140W TO 26N157W TO 23N174W NEARLY STATIONARY AND
ERODING FROM THE W.

.24 HOUR FORECAST WINDS 20 TO 25 KT N OF A LINE FROM 30N163E TO
29N160E.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF A LINE FROM 30N167E TO
29N160E.

.REMAINDER OF AREA WINDS 20 KT OR LESS.

.SEAS 15 TO 24 FT N OF A LINE FROM 30N174W TO 23N177E TO 23N169E
TO 30N164E. SEAS 8 TO 15 FT ELSEWHERE NW OF A LINE FROM 30N168W
TO 20N175W TO 14N176E TO 10N170E TO 09N160E. SEAS 8 TO 13 FT N
AND E OF A LINE FROM 04N140W TO 02N160W TO 08N173W TO 14N172W TO
20N161W TO 30N153W.
.24 HOUR FORECAST SEAS 13 TO 21 FT NW OF A LINE FROM 30N160W TO
20N176W TO 13N160E. SEAS 8 TO 13 FT REMAINDER OF AREA...EXCEPT
SEAS 8 FT OR LESS S OF 02N E OF 160W...S OF 05N W OF 160W...AND
240 NM EITHER SIDE OF A LINE FROM 30N148W TO 20N161W.
.48 HOUR FORECAST SEAS 8 TO 15 FT ENTIRE AREA...EXCEPT SEAS 8 FT
OR LESS S OF 03N E OF 175E...S OF 05N W OF 175E...AND NW OF A
LINE FROM 30N175E TO 25N160E.

.REMAINDER OF AREA SEAS 8 FT OR LESS.

.ITCZ FROM 06N140W TO 05N149W TO 06N159W. ISOLATED MODERATE
TSTMS WITHIN 60 NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 04N TO 07N BETWEEN 174W AND 177E.

$$

.FORECASTER BIRCHARD. HONOLULU HI.


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