High Seas Forecast
Issued by NWS

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FZPN02 KWBC 221725
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC THU JUN 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUN 22.
24 HOUR FORECAST VALID 1200 UTC JUN 23.
48 HOUR FORECAST VALID 1200 UTC JUN 24.

.WARNINGS.

...GALE WARNING...
.E OF A LINE FROM 43N127W TO 36N130W AND W OF 124W AREA OF N
WINDS 25 TO 40 KT. SEAS 13 TO 22 FT. ELSEWHERE E OF A LINE FROM
45N128W TO 40N134W TO 30N136W AND W OF 123W WINDS 20 TO 30 KT.
SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 38N124W 1008 MB. BETWEEN 180 NM AND 360 NM
NW QUADRANT WINDS 25 TO 35 KT. SEAS 10 TO 17 FT. ELSEWHERE E OF
A LINE FROM 46N129W TO 30N142W AND W OF A LINE FROM 40N124W TO
30N132W WINDS TO 25 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 35N131W 1009 MB. WITHIN 480 NM NW
SEMICIRCLE AND FROM 41N TO 46N E OF 133W WINDS TO 25 KT. SEAS 8
TO 12 FT.

...GALE WARNING...
.LOW 42N155W 1010 MB MOVING NE 20 KT. BETWEEN 90 NM AND 240 NM
NW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE
WITHIN 480 NM S AND SE SEMICIRCLES AND 420 NM NW AND N QUADRANTS
WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 49N150W 1010 MB. WITHIN 240 NM SW AND W
QUADRANTS AND WITHIN 120 NM NW AND N OF A FRONT FROM 50N151W TO
52N148W TO 51N142W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE
WITHIN 300 NM OF LOW EXCEPT WITHIN 420 NM NE QUADRANT WINDS TO
25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 54N146W 1010 MB. BETWEEN 120 NM AND 300 NM
SW QUADRANT AND WITHIN 120 NM NW AND N OF A FRONT FROM LOW TO
56N144W TO 55N140W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE
WITHIN 360 NM OF LOW EXCEPT 480 NM S QUADRANT WINDS TO 25 KT.
SEAS TO 9 FT.

...GALE WARNING...
.LOW 50N169E 995 MB MOVING NE 10 KT. FRONT EXTENDS FROM 52N169E
TO 50N176E TO 43N179E TO 36N177E. WITHIN 240 NM NE AND E OF
FRONT N OF 42N WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. ELSEWHERE
FROM 44N TO 56N BETWEEN 174W AND 162E AND WITHIN 300 NM E OF
FRONT WINDS TO 25 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 51N173E 1002 MB. FRONT TO EXTEND FROM
55N173E TO 50N177W TO 45N176W TO 36N180W. BETWEEN 240 NM AND 420
NM N QUADRANT AND WITHIN 180 NM NE AND E OF FRONT N OF 42N WINDS
20 TO 30 KT. SEAS 9 TO 15 FT. ELSEWHERE WITHIN 240 NM E AND SE
QUADRANTS AND WITHIN 240 NM NE AND E OF FRONT WINDS TO 25 KT.
SEAS TO 11 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS MERGED WITH LOW
49N172E BELOW.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 53.92N 168.03W 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.

.OVER FORECAST WATERS N OF 64N W OF 168W AREA OF S WINDS TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST N OF 64N W OF 168W AREA OF S WINDS 20 TO 30
KT. SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.24 HOUR FORECAST LOW 44N160E 994 MB. N OF A LINE FROM 34N160E
TO 38N172E AND S OF 47N WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 49N172E 995 MB. WITHIN 480 NM SW...780 NM
S AND 840 NM E AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA
BOUNDED BY A LINE FROM 49N137W TO 38N149W TO 41N156W TO 45N154W
TO 49N137W AND FROM 57N TO 61N BETWEEN 169W AND 174W AND FROM
39N TO 51N BETWEEN 178W AND 178E.
.24 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE
FROM 53N143W TO 49N133W TO 39N148W TO 52N151W TO 53N143W...FROM
58N TO 61N BETWEEN 169W AND 175W...FROM 40N TO 47N BETWEEN 172W
AND 177W AND OVER FORECAST WATERS N OF A LINE FROM 33N160E TO
39N171E.
.48 HOUR FORECAST DENSE FOG FROM 49N TO 55N BETWEEN 137W AND
147W...N OF A LINE FROM 33N165E TO 43N168W AND S OF 52N AND FROM
52N TO 61N BETWEEN 169W AND 177W.

.HIGH 45N135W 1032 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST HIGH 45N137W 1027 MB.

.HIGH 49N167W 1032 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 45N164W 1030 MB.
.48 HOUR FORECAST HIGH 42N160W 1033 MB.

.HIGH 57N167W 1031 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 58N168W 1027 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 49N131W 1032 MB MOVING S 10 KT.
.24 HOUR FORECAST HIGH MERGED WITH HIGH 45N135W.

.HIGH 58N144W 1031 MB DRIFTING NW.
.24 HOUR FORECAST HIGH 60N147W 1030 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 52N133W 1032 MB DRIFTING NW.
.24 HOUR FORECAST HIGH 54N134W 1030 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 32N163E 1020 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 31N170E 1019 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER BANCROFT. 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 THU JUN 22.
24 HOUR FORECAST VALID 1200 UTC FRI JUN 23.
48 HOUR FORECAST VALID 1200 UTC SAT JUN 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN AREA BOUNDED BY 30N140W TO 30N117W TO 19N117W TO 19N140W
TO 30N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT PRIMARILY IN N TO
NE SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N140W TO 30N119W TO
23N119W TO 23N140W TO 30N140W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT PRIMARILY IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 30N140W TO 30N123W TO
21N123W TO 21N140W TO 30N140W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT PRIMARILY IN N TO NE SWELL.

.WITHIN AREA BOUNDED BY 10N111W TO 10N96W TO 04N96W TO 04N111W
TO 10N111W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS 8 FT.

.WITHIN AREA BOUNDED BY 01S120W TO 01S102W TO 03.4S102W TO
03.4S120W TO 01S120W TO 01S120W WINDS 20 KT OR LESS. SEAS 8 FT IN
SW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 01S120W TO
01S105W TO 03.4S105W TO 03.4S120W TO 01S120W TO 01S120W WINDS 20
KT OR LESS. SEAS 8 FT IN SW SWELL.

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

CONVECTION VALID AT 1500 UTC THU JUN 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM FROM 10N86W TO 1008 MB LOW
PRESSURE NEAR 14N95W TO 06N135W. ITCZ EXTENDS FROM 06N135W TO
BEYOND 06N140W. SCATTERED MODERATE AND ISOLATED STRONG FROM 04N
TO 12N BETWEEN 77W AND 87W...FROM 07N TO 14N BETWEEN 94W AND
98W...AND WITHIN 60 NM EITHER SIDE OF MONSOON TROUGH AXIS
BETWEEN 105W AND 120W.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1200 UTC JUN 22 2017.
24 HOUR FORECAST VALID 1200 UTC JUN 23 2017.
48 HOUR FORECAST VALID 1200 UTC JUN 24 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK FRONT FROM 30N158W TO 28N161W TO 25N166W TO 24N173W TO
27N178E TO 27N173E TO 25N171E NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF FRONT BETWEEN 178W AND 177E.
.24 HOUR FORECAST WEAK FRONT FROM 30N159W TO 24N168W TO 26N170E
TO 25N167E TO 23N167E.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 09N172W TO 06N175W TO 01N176W MOVING W 10 KT.
SCATTERED MODERATE TO STRONG TSTMS WITHIN 180 NM OF TROUGH S OF
11N.
.24 HOUR FORECAST TROUGH FROM 08N177W TO 04N180W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.48 HOUR FORECAST SEAS 8 TO 9 FT N AND E OF A LINE FROM 30N144W
TO 26N140W.

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

.ITCZ FROM 06N140W TO 06N149W TO 07N167W. ISOLATED MODERATE
TSTMS FROM 03N TO 12N E OF 167W.

.ISOLATED MODERATE TSTMS S OF 14N W OF 170E...AND S OF 11N
BETWEEN 170E AND 180E.

$$

.HONOLULU HI.



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