High Seas Forecast
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000
FZPN02 KWBC 181130
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC THU SEP 18 2014

CCODE/2:31:12:11:00/AOW+POR+AOE/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

SYNOPSIS VALID 0600 UTC SEP 18.
24 HOUR FORECAST VALID 0600 UTC SEP 19.
48 HOUR FORECAST VALID 0600 UTC SEP 20.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW W OF FORECAST AREA 37N152E 1000 MB MOVING NE 30 KT AND
RAPIDLY INTENSIFYING...WILL TURN N AFTER 24 HOURS. FROM 32N TO
39N W OF 164E WINDS TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST LOW JUST W OF AREA 41N159E 989 MB. WITHIN 420
NM E SEMICIRCLE WINDS 25 TO 40 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW 48N160E 972 MB. WITHIN 120 NM E AND NE
QUADRANTS WINDS 50 TO 65 KT. SEAS 18 TO 26 FT. WITHIN 240 NM E
AND NE...AND 180 NM SE QUADRANTS WINDS 40 TO 55 KT. SEAS 12 TO 24
FT. ALSO WITHIN 360 NM NE AND 600 NM SE QUADRANTS WINDS 25 TO 40
KT. SEAS 10 TO 20 FT. ELSEWHERE FROM 38N TO 53N W OF 175E...AND
WITHIN 300 NM E OF A FRONT TO EXTEND FROM 34N160E TO 38N167E
WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW NW OF FORECAST AREA 53N160E 970 MB. FROM
41N TO 56N W OF 171E WINDS 30 TO 45 KT. SEAS 11 TO 22 FT.
ELSEWHERE FROM 39N TO 57N W OF 173E AND WITHIN 180 NM E AND NE OF
A FRONT TO EXTEND FROM 36N171E TO 40N178W TO 54N173E WINDS 20 TO
30 KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 54N150W 978 MB MOVING NE 15 KT WILL
TURN NW AFTER 24 HOURS. FRONT EXTENDS FROM 60N150W TO 54N140W.
WITHIN 180 NM E OF FRONT...AND WITHIN 600 NM S AND SE AND 660 NM
SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 17 FT. ELSEWHERE FROM
42N TO 61N BETWEEN 135W AND 171W WINDS 20 TO 30 KT. SEAS 8 TO 15
FT.
.24 HOUR FORECAST LOW 58N143W 977 MB. WITHIN 180 NM E SEMICIRCLE
WINDS 35 TO 45 KT. SEAS 11 TO 22 FT. ALSO FROM 51N TO 60N BETWEEN
135W AND 150W WINDS 25 TO 35 KT. SEAS 10 TO 18 FT. ELSEWHERE FROM
48N TO 61N BETWEEN 133W AND 157W WINDS TO 25 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW INLAND OVER ALASKA NEAR 64N150W 994 MB.
CONDITIONS DESCRIBED WITH LOW 53N139W BELOW.

...GALE WARNING...
.OVER THE BERING SEA N OF 53N BETWEEN 163W AND 177E AREA OF N TO
NW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.12 HOUR FORECAST N OF 61N BETWEEN 166W AND 171W AREA OF N TO NW
WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST N OF 60N BETWEEN 166W AND 170W AREA OF N WINDS
25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE N OF 44N BETWEEN 162W AND
176W AREA OF N TO NW WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 44N TO 65N BETWEEN 156W AND 168W AREA OF N
TO NW WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.LOW 40N166W 1014 MB MOVING NE 15 KT. WITHIN 180 NM S AND SE
SEMICIRCLES WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 41N157W 1006 MB. WITHIN 480 NM E AND NE...
240 NM SE...AND 600 NM W AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 12 FT.
.36 HOUR FORECAST LOW 46N146W 998 MB. WITHIN 180 NM NE AND 600 NM
S AND SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 53N139W 996 MB. FRONT TO EXTEND FROM LOW
CENTER TO 44N146W. WITHIN 300 NM E AND NE QUADRANTS...90 NM NW
SEMICIRCLE...AND WITHIN 120 NM E OF FRONT WINDS 25 TO 40 KT. SEAS
9 TO 16 FT. ELSEWHERE WITHIN 360 NM E AND 120 NM W SEMICIRCLES...
AND WITHIN 300 NM E OF FRONT WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.LOW 39N128W 1000 MB MOVING SE 10 KT WILL TURN NE AFTER 24 HOURS.
FROM 34N TO 43N BETWEEN 123W AND 138W WINDS 20 TO 30 KT. SEAS 8
TO 15 FT.
.24 HOUR FORECAST LOW 37N125W 1010 MB. WITHIN 300 NM W AND NW
QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 39N123W 1009 MB. BETWEEN 60 NM AND 300 NM
NW QUADRANT WINDS 20 TO 30 KT. SEAS TO 9 FT.

.FROM 32N TO 35N BETWEEN 117W AND 121W AREA OF NW WINDS TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM OF
53N149W.
.24 HOUR FORECAST DENSE FOG WITHIN 240 NM OF 39N169E.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.HIGH 34N157W 1021 MB MOVING NE 25 KT.
.24 HOUR FORECAST HIGH 36N142W 1021 MB.
.48 HOUR FORECAST HIGH 40N133W 1020 MB.

.HIGH 32N174E 1020 MB NEARLY STATIONARY WILL DRIFT E AFTER 24
HOURS.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST HIGH 32N177E 1020 MB.

.HIGH 45N171E 1024 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 41N179W 1023 MB.
.48 HOUR FORECAST HIGH 36N170W 1022 MB.

.48 HOUR FORECAST NEW HIGH 47N129W 1020 MB.

.FORECASTER MILLS. 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 0600 UTC THU SEP 18.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 19.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 20.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE POLO NEAR 16.7N 105.0W 988 MB AT 0900 UTC SEP 18
MOVING WNW OR 300 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 65 KT
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM E
SEMICIRCLE AND 60 NM W SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN
150 NM N SEMICIRCLE...180 NM SE QUADRANT AND 90 NM SW QUADRANT
WITH SEAS TO 24 FT. ELSEWHERE WITHIN 120 NM NW AND 240 NM SE
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER OF
AREA FROM 10N TO 20N BETWEEN 100W AND 109W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN SW SWELL.
.24 HOUR FORECAST HURRICANE POLO NEAR 18.2N 106.8W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS
WITHIN 80 NM E SEMICIRCLE AND 70 NM W SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 150 NM NE...120 NM SE...90 NM SW AND 120 NM NW
QUADRANTS WITH SEAS TO 28 FT. ELSEWHERE WITHIN 120 NM NE AND 180
NM SW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER
OF AREA FROM 11N TO 21.5N BETWEEN 101W AND 111W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE POLO NEAR 19.6N 108.8W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM E SEMICIRCLE AND 80 NM W SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 180 NM N SEMICIRCLE...120 NM SE AND 90 NM SW
QUADRANTS WITH SEAS TO 27 FT. ELSEWHERE WITHIN 150 NM NE AND 180
NM SW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER
OF AREA FROM 14N TO 23.5N BETWEEN 104W AND 114W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM POLO NEAR 21.0N 111.0W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. EXTENDED OUTLOOK...USE FOR
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM POLO NEAR 22.0N 113.0W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM POLO NEAR 22.5N 115.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.WEAKENING COLD FRONT FROM 30N126W TO 23N140W. NW OF FRONT WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST DISSIPATING FRONTAL TROUGH FROM 30N121W TO
23N140W. N OF 29N W OF FRONT TO 132W WINDS 20 KT OR LESS. SEAS
TO 8 FT IN NW SWELL.
.36 HOUR FORECAST TROUGH DISSIPATED. 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 0915 UTC THU SEP 18...

.HURRICANE POLO...NUMEROUS STRONG WITHIN 45 NM N AND 60 NM S
SEMICIRCLES. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE WITHIN
150 NM NE...180 NM SE...270 NM SW AND 240 NM NW QUADRANTS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 08N74W TO 09N88W TO 12N92W...WHERE
IT HAS FRACTURED...THEN RESUMES SW OF HURRICANE POLO NEAR
13N107W TO 11.5N122W...WHERE IT TRANSITIONS TO ITCZ...CONTINUING
ON TO 10N127W TO 13.5N140W. SCATTERED MODERATE TO STRONG WITHIN
180 NM EITHER SIDE OF TROUGH E OF 91W. SCATTERED MODERATE TO
STRONG FROM 07.5N TO 11.5N BETWEEN 98W AND 101W.

.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0600 UTC SEP 18 2014.
24 HOUR FORECAST VALID 0600 UTC SEP 19 2014.
48 HOUR FORECAST VALID 0600 UTC SEP 20 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 11N152W 1009 MB MOVING NW SLOWLY. TROUGHS FROM LOW TO
11N146W AND FROM LOW TO 09N160W. ISOLATED MODERATE TSTMS WITHIN
180 NM OF LOW AND TROUGHS.
.24 HOUR FORECAST LOW 13N154W 1011 MB. TROUGHS FROM LOW TO
11N146W AND FROM LOW TO 09N160W.
.48 HOUR FORECAST LOW DISSIPATED. TROUGH 11N146W 13N154W
09N160W.

.LOW 13N142W 1009 MB MOVING W SLOWLY. TROUGH FROM LOW TO
11N146W. ISOLATED TSTMS WITHIN 120 NM OF LOW.
.24 HOUR FORECAST LOW 12N145W 1011 MB. TROUGH FROM LOW TO
11N146W.
.48 HOUR FORECAST LOW AND TROUGH DISSIPATED.

.LOW 10N165W 1009 MB NEARLY STATIONARY. TROUGHS FROM LOW TO
09N160W AND FROM LOW TO 06N169W.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH 09N160W 10N165W
06N169W.
.48 HOUR FORECAST TROUGH LITTLE CHANGE.

.WEAKENING FRONT 23N140W 21N146W MOVING SE SLOWLY.
.24 HOUR FORECAST FRONT DISSIPATED.

.TROUGH 10N174W 03N179E MOVING W 10 KT. ISOLATED MODERATE TSTMS
WITHIN 300 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 10N177W 04N173E.
.48 HOUR FORECAST TROUGH 10N178E 05N173E.

.TROUGH 18N166E 10N169E MOVING W 10 KT. SCATTERED MODERATE TO
STRONG TSTMS WITHIN 180 NM OF TROUGH N OF 14N.
.24 HOUR FORECAST TROUGH 17N164E 08N169E.
.48 HOUR FORECAST NEW LOW 10N165E 1009 MB. TROUGH 14N161E TO LOW
TO 08N170E.

.TROUGH 29N177W 23N179E MOVING W 10 KT. ISOLATED TSTMS WITHIN
180 NM E OF TROUGH BETWEEN 23N AND 27N.
.24 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 30N173E TO 27N160E NEARLY STATIONARY.

.WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS ENTIRE AREA.

.ISOLATED MODERATE TSTMS FROM 03N TO 05N BETWEEN 173E AND 170W.

$$
.FORECASTER POWELL. HONOLULU HI.


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