High Seas Forecast
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000
FZPN02 KWBC 241125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC THU MAY 24 2018

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SEE ANNOUNCEMENT OF PLANNED INMARSAT I-3 TO I-4 MIGRATION
IN 2018 AT OCEAN.WEATHER.GOV/GMDSS_NOTICE.PHP (LOWERCASE).

SECURITE

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

SYNOPSIS VALID 0600 UTC MAY 24.
24 HOUR FORECAST VALID 0600 UTC MAY 25.
48 HOUR FORECAST VALID 0600 UTC MAY 26.

.WARNINGS.

...GALE WARNING...
.LOW 55N175W 992 MB MOVING SE 10 KT. WITHIN 540 NM S SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.
.24 HOUR FORECAST LOW 53N168W 1001 MB. WITHIN 420 NM S AND SW
QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED BELOW
WITH LOW 52N149W.

...GALE WARNING...
.LOW 37N168E 1005 MB MOVING NE 15 KT. WITHIN 180 NM NW AND 240
NM SE SEMICIRCLES WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 38N176E 1010 MB. WITHIN 180 NM NW AND 240
NM SE SEMICIRCLES WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 38N172W 1016 MB. WITHIN 240 NM OF LOW
CENTER WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 45N166W 1008 MB. WITHIN 420 NM S AND
SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 52N149W 1000 MB. FRONT TO EXTEND FROM LOW
CENTER TO 51N143W TO 42N160W. WITHIN 420 NM E AND SE OF THE
FRONT WINDS 25 TO 35 KT. SEAS 10 TO 16 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW W OF AREA 43N158E 997 MB. WITHIN 240 NM E
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW 48N162E 1011 MB. WITHIN 300 NM E AND NE
QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.

.SYNOPSIS AND FORECAST.

.LOW 32N132W 1015 MB MOVING SE 15 KT. WITHIN 360 NM W OF A LINE
FROM 42N129W TO 32N132W TO 30N133W WINDS 20 TO 30 KT. SEAS TO 11
FT.
.24 HOUR FORECAST LOW 30N128W 1016 MB. WITHIN 480 NM NW QUADRANT
WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.24 HOUR FORECAST NEW LOW 57N148W 1002 MB. FRONT TO EXTEND FROM
LOW CENTER TO 56N139W TO 51N135W. WITHIN 180 NM E AND NE OF THE
FRONT WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 55N158W 1001 MB. WITHIN 480 NM W AND NW
QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 36N TO 41N
BETWEEN 173W AND 168E.
.24 HOUR FORECAST DENSE FOG WITHIN 300 NM SE OF A LINE FROM
46N162W TO 38N176E.
.48 HOUR FORECAST DENSE FOG FROM 34N TO 39N BETWEEN 168W AND
177W.

.HIGH 35N158W 1031 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 35N151W 1032 MB.
.48 HOUR FORECAST HIGH 35N146W 1031 MB.

.HIGH 35N126W 1019 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 49N163E 1016 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 46N171E 1020 MB.
.48 HOUR FORECAST HIGH 44N178E 1025 MB.

.HIGH 39N160E 1015 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.48 HOUR FORECAST HIGH 57N178E 1024 MB.

.FORECASTER NOLT. 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 MAY 24.
24 HOUR FORECAST VALID 0600 UTC FRI MAY 25.
48 HOUR FORECAST VALID 0600 UTC SAT MAY 26.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N133W TO 26N140W. N OF 28N W OF 136W WINDS 20
KT OR LESS. SEAS TO 9 FT IN NW SWELL.
.12 HOUR FORECAST COLD FRONT FROM 30N130W TO 26N134W THEN
WEAKENING COLD FRONT TO 24N140W. N OF 28N W OF 132W WINDS 20 KT
OR LESS. SEAS TO 9 FT IN NW SWELL.
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 30N127W TO 28N128W
TO 26N130W. N OF 29N BETWEEN 132W AND 139W WINDS 20 KT OR LESS.
SEAS TO 9 FT IN NW SWELL.
.42 HOUR FORECAST FRONT DISSIPATED. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.36 HOUR FORECAST LOW PRES NEAR 10N133W 1010 MB. FROM 12N TO 14N
BETWEEN 133W AND 135W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED
SWELL.
.48 HOUR FORECAST LOW PRES NEAR 10N134W 1010 MB. FROM 11N TO 13N
BETWEEN 134W AND 136W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED
SWELL.

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

CONVECTION VALID AT 0930 UTC WED MAY 24...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 08N106W TO 09N135W. ITCZ FROM
09N135W TO BEYOND 08N140W. SCATTERED MODERATE WITHIN 240 NM ON
EITHER SIDE OF THE MONSOON TROUGH. SCATTERED MODERATE ALONG THE
ITCZ.


.FORECASTER ERA. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0600 UTC MAY 24 2018.
24 HOUR FORECAST VALID 0600 UTC MAY 25 2018.
48 HOUR FORECAST VALID 0600 UTC MAY 26 2018.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.DISSIPATING FRONT 27N140W TO 24N156W TO 25N165W MOVING S
SLOWLY. NE TO E WINDS 20 TO 25 KT WITHIN 120 NM N OF FRONT...
AND FROM 10N TO 22N BETWEEN 150W AND 170W.
.24 HOUR FORECAST DISSIPATING FRONT 23N140W TO 23N150W TO
24N160W. NE TO E WINDS 20 TO 25 KT WITHIN 100 NM N OF FRONT...
AND FROM 10N TO 22N BETWEEN 150W AND 160W..AND ALSO FROM 10N TO
15N BETWEEN 160W AND 175W.
.48 HOUR FORECAST FRONT DISSIPATED. NE TO E WINDS 20 TO 25 KT
BETWEEN 10N AND 24N FROM 145W TO 167W...AND FROM 10N TO 17N
BETWEEN 167W AND 180W.

.FRONT 30N161E TO 28N160E NEARLY STATIONARY. S WINDS 20 TO 25 KT
WITHIN 360 NM E OF FRONT N OF 26N. ISOLATED TSTMS N OF 20N W OF
170E.
.24 HOUR FORECAST FRONT 30N163E TO 27N160E...MOVING NW AS A WARM
FRONT AND DISSIPATING. WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT DISSIPATED.

.RIDGE 30N173E TO 26N161E NEARLY STATIONARY.

.SEAS 8 TO 9 FT FROM 10N TO 16N BETWEEN 152W AND 179W.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 08N TO 18N BETWEEN 153W
AND 175W.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 08N TO 18N BETWEEN 155W
AND 175E.

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

.ITCZ FROM 08N140W TO 05N170W TO 06N163E. SCATTERED MODERATE TO
STRONG TSTMS WITHIN 150 NM OF ITCZ E OF 170W.

.WIDELY SCATTERED MODERATE TSTMS ELSEWHERE BETWEEN 08N AND 16N
FROM 1255W TO 175W. ISOLATED MODERATE TSTMS BETWEEN 21N AND 25N
FROM 173W TO 178W...AND S OF 10N W OF 175E.

$$

.FORECASTER LAU. HONOLULU HI.


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