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000
FZPN02 KWBC 202330
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC MON MAY 20 2013

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAY 20.
24 HOUR FORECAST VALID 1800 UTC MAY 21.
48 HOUR FORECAST VALID 1800 UTC MAY 22.

.WARNINGS.

...GALE WARNING...
.LOW 49N178W 992 MB MOVING E 15 KT WILL TURN MORE N IN 12 HOURS.
FRONT EXTENDS FROM 58N171W TO 51N168W TO 41N171W. WITHIN 540 NM
S AND W QUADRANTS WINDS 25 TO 40 KT. SEAS 14 TO 23 FT. ELSEWHERE
WITHIN 360 NM E OF FRONT WINDS 25 TO 40 KT. SEAS 12 TO 19 FT.
ALSO FROM 40N TO 60N W OF 160W AREA OF WINDS TO 25 KT. SEAS TO 9
FT.
.24 HOUR FORECAST LOW 55N176W 997 MB. WITHIN 660 NM E QUADRANT
WINDS 25 TO 35 KT. SEAS 9 TO 13 FT.
.48 HOUR FORECAST LOW 61N178W 1001 MB. WITHIN 300 NM E QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.

...GALE WARNING...
.LOW 45N134W 1017 MB MOVING E 15 KT.  WITHIN 240 NM W QUADRANT
WINDS 25 TO 40 KT. SEAS 10 TO 14 FT.
.24 HOUR FORECAST LOW INLAND. FROM 37N TO 42N E OF 127W AREA
OF N WINDS 25 TO 35 KT. SEAS 9 TO 16 FT.
.36 HOUR FORECAST FROM 33N TO 42N E OF 127W AREA OF N WINDS 25
TO 40 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST FROM 33N TO 42N E OF 128W AREA OF N WINDS 25
TO 40 KT. SEAS 10 TO 18 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 51N127W 1010 MB. WITHIN 360 NM W
QUADRANT WINDS 25 TO 40 KT. SEAS 10 TO 17 FT. ELSEWHERE FROM 42N
TO 57N E OF 137W AREA OF N WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.
.48 HOUR FORECAST LOW 47N127W 1008 MB. WITHIN 300 NM SW
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 12 TO 19 FT. ELSEWHERE WITHIN
480 NM SW SEMICIRCLE WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.

...GALE WARNING...
.24 HOUR FORECAST FROM 31N TO 37N W OF 164E AREA OF SE WINDS 25
TO 35 KT. SEAS 9 TO 14 FT.
.48 HOUR FORECAST NEW LOW 39N167E 998 MB. WITHIN 300 NM N AND W
QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 16 FT. ELSEWHERE 30N TO
45N W OF 175W AREA OF WINDS 20 TO 30 KT. SEAS 9 TO 11 FT.

.SYNOPSIS AND FORECAST.

.FROM 36N TO 42N E OF 127W AREA OF N WINDS 20 TO 30 KT. SEAS 8
TO 12 FT.
.24 HOUR FORECAST CONDITIONS TO MERGE CONDITIONS FROM 37N TO 42N
E OF 127W MENTIONED IN WARNING SECTION.

.24 HOUR FORECAST FROM 30N TO 36N BETWEEN 148W AND 160W AREA OF
WINDS TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 39N TO 55N
BETWEEN 169W TO 170E.
.24 HOUR FORECAST DENSE FOG FROM 40N TO 57N BETWEEN 152W AND
168W...AND FROM 30N TO 32N W OF 165E.
.48 HOUR FORECAST DENSE FOG FROM 38N TO 57N BETWEEN 151W AND
167W AND FROM 30N TO 37N W OF 166E AND W OF A LINE FROM 44N160E
TO 50N164E.

.HIGH 50N149W 1043 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 48N147W 1040 MB.
.48 HOUR FORECAST HIGH 43N144W 1035 MB.

.HIGH 39N166E 1022 MB MOVING E 25 KT.
.24 HOUR FORECAST HIGH 39N179E 1021 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST NEW HIGH 47N168E 1021 MB.
.48 HOUR FORECAST HIGH 49N178E 1019 MB.

.FORECASTER MCRANDAL. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W.

SYNOPSIS VALID 1800 UTC MON MAY 20.
24 HOUR FORECAST VALID 1800 UTC TUE MAY 21.
48 HOUR FORECAST VALID 1800 UTC WED MAY 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST

.N OF 28N BETWEEN 119W AND 128W WINDS 20 KT OR LESS. SEAS TO 9
FT IN PRIMARILY N SWELL.
.24 HOUR FORECAST N OF 29N BETWEEN 123W AND 131W WINDS 20 KT OR
LESS. SEAS 8 FT IN N SWELL.
.42 HOUR FORECAST N OF 25N BETWEEN 118W AND 136W N TO NE WINDS
20 TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST N OF 24N BETWEEN 118W AND 138W N TO NE WINDS
20 TO 25 KT. SEAS 8 TO 11 FT IN N SWELL.

.REMNANT LOW PRES 1012 MB OF ALVIN NEAR 12N126W MOVING W-SW 10
KT. WITHIN 120 NM N SEMICIRCLE OF LOW WINDS 20 TO 25 KT. SEAS 9
TO 10 FT. ELSEWHERE FROM 11N TO 16N BETWEEN 121W AND 130W WINDS
20 KT OR LESS. SEAS 8 FT IN A BROAD MIX OF SWELL.
.24 HOUR FORECAST REMNANT LOW PRES 1011 MB OF ALVIN NEAR
11N127W. WITHIN 120 NM N SEMICIRCLE OF LOW WINDS 20 TO 25 KT.
SEAS 9 FT. ELSEWHERE FROM 10N TO 15N BETWEEN 123W AND 133W WINDS
20 KT OR LESS. SEAS TO 9 FT IN A BROAD MIX OF SWELL.
.48 HOUR FORECAST REMNANT LOW PRES 1010 MB OF ALVIN NEAR
12N128W. WITHIN 90 NM NW QUADRANT OF LOW WINDS 20 KT OR LESS.
SEAS 8 FT IN NE SWELL. ELSEWHERE FROM 11N TO 15N BETWEEN 126W
AND 131W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.

.S OF 02N BETWEEN 114W AND 116W WINDS 20 KT OR LESS. SEAS 8 FT
IN MIXED SE AND SW SWELL.
.24 HOUR FORECAST S OF 07N BETWEEN 103W AND 117W WINDS 20 KT OR
LESS. SEAS 8 FT PRIMARILY IN SW SWELL.
.48 HOUR FORECAST FROM 04N TO 08N BETWEEN 96W AND 109W WINDS 20
KT OR LESS. SEAS 8 FT PRIMARILY IN SW SWELL.

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

CONVECTION VALID 2015 UTC MON MAY 20...
.REMNANT LOW OF ALVIN...ISOLATED MODERATE WITHIN 100 NM
NORTHEAST SEMICIRCLE OF LOW.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS FROM 08N78W TO 9N85W TO 10N98W TO 07N117W TO
12N124W. ITCZ AXIS FROM 10N126W TO 05N135W TO 07N140W. CLUSTERS
OF MODERATE TO STRONG WITHIN 180 NM S OF THE MONSOON TROUGH
BETWEEN 77W AND 111W. SIMILAR CONVECTION FROM 05N TO 12N BETWEEN
111W AND 124W. SCATTERED MODERATE WITHIN 180 NM N OF THE ITCZ
BETWEEN 132W AND 136W.

.FORECASTER NR/MKH. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1800 UTC MAY 20 2013.
24 HOUR FORECAST VALID 1800 UTC MAY 21 2013.
48 HOUR FORECAST VALID 1800 UTC MAY 22 2013.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 27N156W 1014 MB MOVING W SLOWLY. WEAKENING FRONT FROM
30N155W TO 25N153W TO 20N158W TO 18N166W NEARLY STATIONARY. SE
WINDS 20 TO 25 KT WITHIN 180 NM E OF FRONT N OF 27N. ISOLATED
MODERATE TSTMS WITHIN 180 NM E OF FRONT N OF 24N.
.24 HOUR FORECAST LOW DISSIPATED. FRONT WEAKENED INTO A TROUGH
FROM 30N158W TO 18N162W. SE WINDS 20 TO 25 KT N OF 26N BETWEEN
149W AND 154W.
.48 HOUR FORECAST TROUGH FROM 30N160W TO 20N164W. WINDS
DIMINISHED TO 20 KT OR LESS.

.FRONT FROM 30N177E TO 28N167E TO 29N160E MOVING NE SLOWLY.
ISOLATED MODERATE TSTMS WITHIN 90 NM OF FRONT.
.24 HOUR FORECAST FRONT MOVED N OF FORECAST AREA.

.RIDGE FROM 30N172W TO 25N170E TO 21N160E NEARLY STATIONARY.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 12 FT NW OF A LINE FROM 30N173W TO 20N176E TO
16N162E. SEAS 8 TO 10 FT N OF 22N BETWEEN 140W AND 168W. SEAS 8
TO 9 FT S OF 16N E OF 160W.
.24 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 30N148W TO
20N167W TO 15N170E. SEAS 8 TO 9 FT FROM 07S TO 16S E OF 152W.
.48 HOUR FORECAST SEAS 8 TO 10 FT N OF A LINE FROM 16N140W TO
26N155W TO 18N162W TO 18N174W. SEAS 8 TO 9 FT FROM 08N TO 15N E
OF 155W.

.SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.ITCZ FROM 08N140W TO 06N155W TO 07N174W TO 05N170E TO 04N160E.
ISOLATED MODERATE TO LOCALLY STRONG TSTMS WITHIN 120 NM OF THE
ITCZ.

$$
.FORECASTER BURKE. HONOLULU HI.