High Seas Forecast
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000
FZPN02 KWBC 232325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC TUE MAY 23 2017

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 23.
24 HOUR FORECAST VALID 1800 UTC MAY 24.
48 HOUR FORECAST VALID 1800 UTC MAY 25.

.WARNINGS.

...GALE WARNING...
.OVER FORECAST WATERS WITHIN 180 NM EITHER SIDE OF A LINE FROM
44N125W TO 36N133W AREA OF N WINDS 20 TO 30 KT. SEAS TO 11 FT.
.06 HOUR FORECAST FROM 39N TO 44N BETWEEN 125W AND 129W AREA OF
N WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST FROM 38N TO 44N BETWEEN 125W AND 130W AREA OF
N WINDS 30 TO 40 KT. SEAS 11 TO 19 FT. ELSEWHERE FROM 35N TO 45N
BETWEEN 125W AND 138W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST NEW LOW 37N123W 1008 MB. FROM 39N TO 43N
BETWEEN 125W AND 128W AREA OF N WINDS 25 TO 35 KT. SEAS 10 TO 16
FT. ELSEWHERE FROM 35N TO 46N BETWEEN 125W AND 133W WINDS 20 TO
30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW 55N133W 1009 MB MOVING E 15 KT. WITHIN 480 NM SE AND 420 NM
SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE
WITHIN 600 NM NW QUADRANT WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED. OVER FORECAST WATERS E OF A
LINE FROM 56N136W TO 45N134W WINDS 25 TO 35 KT...HIGHEST FROM
47N TO 54N E OF 133W. SEAS 8 TO 15 FT.
.48 HOUR FORECAST FROM 46N TO 54N BETWEEN 126W AND 135W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.OVER FORECAST WATERS WITHIN AN AREA BOUNDED BY 40N176E TO
54N169W TO 56N155W TO 53N152W TO 41N175W TO 40N176E WINDS 25 TO
35 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST WITHIN AN AREA BOUNDED BY 46N162W TO 57N156W
TO 60N151W TO 58N147W TO 53N147W TO 46N162W WINDS 20 TO 30 KT.
SEAS 8 TO 13 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED IN GALE WARNING
IMMEDIATELY BELOW.

...GALE WARNING...
.LOW 60N177W 993 MB MOVING E 05 KT. WITHIN 180 NM NE...240 NM
SE...AND 120 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 60N174W 998 MB. OVER FORECAST WATERS
WITHIN 600 NM SE AND S AND 540 NM SW QUADRANTS WINDS 20 TO 30
KT. SEAS TO 12 FT.
.30 HOUR FORECAST LOW 60N172W 1000 MB. WITHIN 300 NM S AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 54N TO 59N BETWEEN 151W
AND 163W WINDS TO 25 KT. SEAS TO 8 FT.

...GALE WARNING...
.24 HOUR FORECAST OVER FORECAST WATERS FROM 45N TO 51N W OF 170E
AREA OF S TO SW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.30 HOUR FORECAST NEW LOW 52N166E 1013 MB. FROM 47N TO 51N
BETWEEN 175E AND 166E WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 53N177W 1012 MB. WITHIN 420 NM SE AND 540
NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 54N168W IS IN A STATE OF UNREST. MARINERS
TRAVELING IN THE VICINITY OF BOGOSLOF VOLCANO ARE URGED TO
EXERCISE CAUTION. IF MARINERS ENCOUNTER ANY VOLCANIC
ASH...REPORT THE OBSERVATION TO THE OCEAN PREDICTION CENTER BY
CALLING 301-683-1520.

.LOW 37N146W 1024 MB MOVING SW 05 KT. WITHIN 180 NM EITHER SIDE
OF A LINE FROM 43N144W TO 34N153W AREA OF N TO NE WINDS 20 TO 30
KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 36N149W 1020 MB. WITHIN 240 NM NW AND 360
NM NE QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 36N150W 1020 MB. WITHIN 240 NM NW QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.

.LOW 53N177E 1004 MB MOVING E 20 KT. WITHIN 120 NM NE...240 NM
SE...480 NM SW...AND 360 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED WITH LOW
60N174W IN WARNINGS SECTION ABOVE.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 55N TO 58N
BETWEEN 163W AND 167W...AND WITHIN 300 NM SE OF A LINE FROM
38N168E TO 49N176W TO 51N170W.
.24 HOUR FORECAST DENSE FOG FROM 34N TO 37N BETWEEN 171E AND
167E...WITHIN 120 NM SE OF A LINE FROM 41N173W TO 44N167W...AND
OVER FORECAST WATERS W OF A LINE FROM 41N162E TO 51N167E.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY 33N160E TO
39N175E TO 49N172E TO 50N160E TO 33N160E.

.HIGH 41N161W 1037 MB MOVING SW 05 KT.
.24 HOUR FORECAST HIGH 39N164W 1036 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 46N153W 1040 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 47N145W 1039 MB.
.48 HOUR FORECAST HIGH 47N143W 1030 MB.

.HIGH 43N165E 1026 MB MOVING E 20 KT.
.24 HOUR FORECAST HIGH 43N176E 1037 MB.
.48 HOUR FORECAST HIGH 43N176W 1038 MB.

.48 HOUR FORECAST NEW HIGH 52N166E 1020 MB.

.FORECASTER FIGURSKEY. 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 1800 UTC TUE MAY 23.
24 HOUR FORECAST VALID 1800 UTC WED MAY 24.
48 HOUR FORECAST VALID 1800 UTC THU MAY 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.S OF 01S BETWEEN 97W AND 120W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN MIXED SE AND SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST S OF 01S BETWEEN 102W AND 119W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN MIXED SWELL.

.30 HOUR FORECAST GULF OF CALIFORNIA TROUGH FROM 31.5N113.5W TO
30.5N115W. N OF 30N S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.42 HOUR FORECAST GULF OF CALIFORNIA 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 AT 1945 UTC TUE MAY 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH AXIS EXTENDS FROM 10N86W TO 12N100W TO 08N114W TO
08N121W. ITCZ AXIS EXTENDS FROM 08N121W TO 07N140W. SCATTERED
MODERATE ISOLATED STRONG WITHIN 150 NM ON EITHER SIDE OF THE
MONSOON TROUGH. ISOLATED MODERATE WITHIN 100 NM ON EITHER SIDE
OF THE ITCZ.


.FORECASTER ERA. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1800 UTC MAY 23 2017.
24 HOUR FORECAST VALID 1800 UTC MAY 24 2017.
48 HOUR FORECAST VALID 1800 UTC MAY 25 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.DISSIPATING FRONT FROM 30N145W TO 25N153W TO 22N168W TO 21N178W
MOVING E SLOWLY ALONG 30N AND NEARLY STATIONARY ELSEWHERE. NE TO
E WINDS 20 TO 25 KT WITHIN 300 NM N OF FRONT W OF 150W.
.24 HOUR FORECAST FRONT DISSIPATED. NE TO E WINDS 20 TO 25 KT
FROM 20N TO 25N BETWEEN 165W AND 176E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT N OF 20N BETWEEN
170W AND 170E.

.DISSIPATING STATIONARY FRONT FROM 30N165E TO 27N160E.
.24 HOUR FORECAST FRONT MOVED N OF FORECAST AREA.

.RIDGE FROM 30N177W TO 23N160E MOVING N SLOWLY.

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

.SEAS 8 TO 10 FT WITHIN 390 NM OF A LINE FROM 30N159W TO 24N166W
TO 19N174W.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 20N TO 26N BETWEEN 165W
AND 173E.
.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 22N TO 29N BETWEEN 168W
AND 180W.

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

.ITCZ FROM 07N140W TO 05N153W TO 01N170W. SCATTERED MODERATE
TSTMS WITHIN 150 NM OF ITCZ BETWEEN 146W AND 158W...AND FROM 01N
TO 03N W OF 164W.

.SCATTERED MODERATE TSTMS FROM 01N TO 04N BETWEEN 174W AND
176E... AND FROM 01N TO 06N W OF 167E.

$$

.FORECASTER BIRCHARD. HONOLULU HI.


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