High Seas Forecast
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000
FZPN02 KWBC 230525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC FRI JUN 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JUN 23.
24 HOUR FORECAST VALID 0000 UTC JUN 24.
48 HOUR FORECAST VALID 0000 UTC JUN 25.

.WARNINGS.

...GALE WARNING...
.WITHIN 360 NM W OF A LINE FROM 32N130W TO 39N125W TO 45N124W
AREA OF N TO NE WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST NEW LOW 34N130W 1010 MB. WITHIN 360 NM W OF A
LINE FROM 33N134W TO 40N128W TO 46N124W AREA OF N TO NE WINDS 20
TO 30 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 35N134W 1011 MB. WITHIN 300 NM W OF A LINE
FROM 34N138W TO 41N132W TO 46N124W WINDS 20 TO 30 KT. SEAS 8 TO
12 FT.

...GALE WARNING...
.LOW 50N172E 998 MB MOVING NE 10 KT. FRONT EXTENDS FROM 53N171E
TO 51N180W TO 45N178W TO 39N179W. WITHIN 240 NM NE AND E OF
FRONT WINDS 25 TO 35 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN 240
NM SE SEMICIRCLE AND 300 NM NE AND E OF FRONT WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 54N175E 1002 MB. FRONT TO EXTEND FROM
57N177E TO 52N174W TO 44N173W TO 39N178W. WITHIN 300 NM E
QUADRANT AND 180 NM NE AND E OF FRONT WINDS 20 TO 30 KT. SEAS 8
TO 12 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 53N178E 995 MB.
FROM 41N TO 49N BETWEEN 167W AND 176W WINDS 25 TO 40 KT. SEAS 9
TO 15 FT. ELSEWHERE BETWEEN 300 NM AND 600 NM S QUADRANT AND
FROM 38N TO 61N BETWEEN 164W AND 178W WINDS 20 TO 30 KT. SEAS TO
11 FT.

.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.

.LOW 48N151W 1012 MB MOVING NE 15 KT. FROM 40N TO 53N BETWEEN
143W AND 159W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 52N147W 1011 MB. BETWEEN 180 NM AND 360 NM
N SEMICIRCLE AND BETWEEN 120 NM AND 420 NM S SEMICIRCLE WINDS 20
TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 55N143W 1012 MB. BETWEEN 180 NM AND 360 NM
S AND SW AND WITHIN 240 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 10 FT.

.FROM 33N TO 45N BETWEEN 160E AND 167E WINDS 20 TO 30 KT. SEAS
TO 8 FT.
.24 HOUR FORECAST LOW 45N164E 996 MB. BETWEEN 120 NM AND 660 NM
S AND SE AND WITHIN 180 NM N QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 10 FT.
.48 HOUR FORECAST LOW 51N178E 995 MB. CONDITIONS DESCRIBED WITH
COMPLEX LOW IN WARNINGS SECTION ABOVE.

.OVER FORECAST WATERS N OF 63N W OF 167W AREA OF S WINDS TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST N OF 64N W OF 166W AREA OF S WINDS TO 25 KT.
SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 37N TO 51N
BETWEEN 136W AND 153W...FROM 35N TO 45N BETWEEN 160W AND
167E...WITHIN 120 NM OF 51N167E AND 59N172W AN 180 NM OF 43N175W.
.24 HOUR FORECAST DENSE FOG FROM 48N TO 55N BETWEEN 138W AND
150W...FROM 33N TO 50N BETWEEN 163E AND 178E AND WITHIN 180 NM E
OF A LINE FROM 51N173W TO 45N174W TO 40N179W.
.48 HOUR FORECAST DENSE FOG FROM 37N TO 61N BETWEEN 166W AND
175E AND WITHIN 120 NM OF 50N167E.

.HIGH 45N135W 1032 MB MOVING NE 10 KT.
.24 HOUR FORECAST HIGH 48N133W 1029 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.HIGH 48N166W 1031 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 43N162W 1033 MB.
.48 HOUR FORECAST HIGH 44N157W 1034 MB.

.HIGH 59N166W 1029 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 53N134W 1032 MB MOVING NW 10 KT.
.24 HOUR FORECAST HIGH 56N136W 1029 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER KOSIER. 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 0000 UTC FRI JUN 23.
24 HOUR FORECAST VALID 0000 UTC SAT JUN 24.
48 HOUR FORECAST VALID 0000 UTC SUN JUN 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF A LINE FROM 30N118W TO 24N125W TO 24N130W TO 30N137W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL...EXCEPT 10 TO 12 FT N
OF 28N BETWEEN 126W AND 131W.
.24 HOUR FORECAST N OF A LINE FROM 30N124W TO 24N130W TO 24N136W
TO 27N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.48 HOUR FORECAST N OF 25N W OF 134W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN N SWELL.

.FROM 06N TO 09N BETWEEN 100W AND 110W WINDS 20 KT OR LESS. SEAS
8 FT IN SW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF 02S W OF 114W WINDS 20 KT OR LESS. SEAS 8 IN SW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST LOW PRES NEAR 14N98W 1007 MB. WITHIN 75 N
QUADRANT WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 0215 UTC FRI JUN 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS FROM 11N86W TO A 1007 MB LOW
PRES NEAR 12N95W TO 10N105W TO 11N116W TO 10N121W. THE ITCZ
CONTINUES FROM 10N121W TO 07N130W TO BEYOND 06N140W. SCATTERED
MODERATE IS FROM 08N TO 10N BETWEEN 91W AND 94W...AND FROM 07N
TO 10N BETWEEN 110W AND 120W.

.FORECASTER GR. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0000 UTC JUN 23 2017.
24 HOUR FORECAST VALID 0000 UTC JUN 24 2017.
48 HOUR FORECAST VALID 0000 UTC JUN 25 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK FRONT FROM 30N158W TO 25N170W TO 24N172W TO 26N180W TO
27N177E NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 60 NM
OF FRONT BETWEEN 175W AND 178E.
.24 HOUR FORECAST WEAK FRONT FROM 30N159W TO 26N168W TO 26N175W.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 09N173W TO 02N178W MOVING W 10 KT. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 360 NM W AND 120 NM N AND E OF
TROUGH.
.24 HOUR FORECAST TROUGH FROM 10N180W TO 05N174E.
.48 HOUR FORECAST TROUGH 10N174E TO 05N170E TO 04N160E.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.48 HOUR FORECAST SEAS 8 TO 9 FT N OF 28N AND E OF 145W.

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

.ITCZ FROM 06N140W TO 03N150W.

.ISOLATED MODERATE TSTMS S OF 12N BETWEEN 174E AND 164E...AND
FROM 07N TO 10N BETEEN 165W AND 170W.

$$

.FORECASTER MORRISON. HONOLULU HI.


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