High Seas Forecast
Issued by NWS

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000
FZPN02 KWBC 301125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC TUE MAY 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 30.
24 HOUR FORECAST VALID 0600 UTC MAY 31.
48 HOUR FORECAST VALID 0600 UTC JUN 01.

.WARNINGS.

...GALE WARNING...
.LOW 42N175W 997 MB MOVING NE 30 KT. WITHIN 420 NM S SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 47N160W 998 MB. WITHIN 360 NM S AND SW
SEMICIRCLES WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 47N144W 1000 MB. WITHIN 540 NM S AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW 31N160E 1006 MB. FROM 30N TO 34N BETWEEN
166E AND 160E WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 32N162E 1008 MB. FROM 30N TO 36N BETWEEN
167E AND 160E WINDS TO 25 KT. SEAS LESS THAN 8 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.

.FROM 32N TO 40N BETWEEN 120W AND 126W N TO NW WINDS 20 TO 30
KT. SEAS TO 10 FT.
.24 HOUR FORECAST FROM 32N TO 40N BETWEEN 120W AND 125W N TO NW
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 32N TO 37N BETWEEN 119W AND 124W N TO NW
WINDS TO 25 KT. SEAS TO 8 FT.

.LOW 47N149W 996 MB MOVING N 10 KT. WITHIN 720 NM S AND 600 NM
NE QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 51N148W 1002 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW DISSIPATED.

.LOW 53N176E 993 MB MOVING E 05 KT. WITHIN 360 NM N AND NW
SEMICIRCLES WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 53N180W 1001 MB. WITHIN 360 NM SW AND N
QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 54N170W 1001 MB. WITHIN 600 NM S
SEMICIRCLE WINDS TO 25 KT. SEAS TO 10 FT.

.LOW 44N178E 998 MB MOVING E 20 KT. WITHIN 420 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.48 HOUR FORECAST N OF 43N W OF 170E WINDS TO 25 KT. SEAS TO 8
FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 40N TO 52N BETWEEN 130W AND 150W...WITHIN 180 NM OF
47N158W...WITHIN 120 NM OF 41N172W...AND WITHIN 120 NM OF
37N166W.
.24 HOUR FORECAST DENSE FOG WITHIN 240 NM EITHER SIDE OF A LINE
FROM 53N146W TO 48N133W TO 37N132W...AND WITHIN 180 NM EITHER
SIDE OF A LINE FROM 51N163W TO 37N154W.
.48 HOUR FORECAST DENSE FOG FROM 30N TO 36N BETWEEN 177E AND
166E AND FROM 40N TO 50N W OF 170E.

.HIGH 50N161E 1014 MB MOVING SE 20 KT.
.24 HOUR FORECAST HIGH 44N170E 1020 MB.
.48 HOUR FORECAST HIGH 42N180W 1026 MB.

.48 HOUR FORECAST HIGH 32N172W 1023 MB.

.FORECASTER COLLINS. 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 TUE MAY 30.
24 HOUR FORECAST VALID 0600 UTC WED MAY 31.
48 HOUR FORECAST VALID 0600 UTC THU JUN 01.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 07N TO 12N W OF 135W WINDS 20 KT OR LESS. SEAS TO 8 FT IN
MIXED NE AND SE SWELL.
.24 HOUR FORECAST FROM 07N TO 11N W OF 138W WINDS 20 KT OR LESS.
SEAS 8 FT IN MIXED NE AND SE SWELL.
.48 HOUR FORECAST FROM 08N TO 10N W OF 138W WINDS 20 KT OR LESS.
SEAS 8 FT IN MIXED NE AND SE SWELL.

.24 HOUR FORECAST BROAD LOW PRES CENTERED NEAR 13N100W 1008 MB.
WITHIN 30 NM EITHER SIDE OF LINE FROM 16N97W TO 16N100W WINDS E
TO SE 20 TO 25 KT. SEAS TO 8 FT. FROM 08.5N TO 10.5N BETWEEN 96W
AND 100W WINDS 20 KT OR LESS. SEAS TO 8 FT IN SW SWELL.
.48 HOUR FORECAST LOW PRES NEAR 14N100W 1007 MB. WITHIN 30 NM OF
LINE FROM 15N97W TO 16N101W E WINDS 20 TO 25 KT. SEAS 8 TO 10
FT. FROM 09N TO 12N BETWEEN 97W AND 100W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN NSW SWELL.

.24 HOUR FORECAST N OF 29N BETWEEN 120W AND 125W WINDS 20 KT OR
LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST N OF 29N BETWEEN 119W AND 121W WINDS 20 KT OR
LESS. SEAS 8 FT IN NW SWELL.

.24 HOUR FORECAST S OF 02S BETWEEN 107W AND 118W WINDS 20 KT OR
LESS. SEAS 8 FT IN SW SWELL.
.48 HOUR FORECAST S OF 00S W OF 96W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN SW SWELL.

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

CONVECTION VALID AT 0900 UTC TUE MAY 30...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 12N102W TO 07N124W. ITCZ FROM
07N124W TO 06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 08N
TO 14N BETWEEN 91W AND 102W.

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0600 UTC MAY 30 2017.
24 HOUR FORECAST VALID 0600 UTC MAY 31 2017.
48 HOUR FORECAST VALID 0600 UTC JUN 01 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW RAPIDLY APPROACHING FORECAST AREA FROM W. WINDS INCREASING
TO S TO SW 20 TO 25 KT N OF 28N W OF 161E.
.24 HOUR FORECAST LOW NEAR 30N160E 1005 MB. WIND SW 20 TO 30 KT
N OF 26N W OF 163E.
.48 HOUR FORECAST LOW N OF FORECAST AREA. ASSOCIATED COLD FRONT
FROM 30N165E TO 26N160E. WINDS SW TO W 20 TO 25 KT N OF 28N W OF
166E.

.STATIONARY FRONT FROM 30N155W TO 25N161W.
.24 HOUR FORECAST DISSIPATING FRONT FROM 30N151W TO 25N161W.
.48 HOUR FORECAST REMNANT TROUGH FROM 24N162W TO 30N157W.

.TROUGH FROM 21N155W TO 24N151W MOVING NW 10 KT. ISOLATED
MODERATE TSTMS WITHIN 90 NM EITHER SIDE OF TROUGH AXIS.
.24 HOUR FORECAST TROUGH MERGED WITH STATIONARY FRONT DESCRIBED
IMMEDIATELY ABOVE.

.TROUGH FROM 18N175W TO 23N171W MOVING NW 15 KT.
.24 HOUR FORECAST TROUGH FROM 20N179W TO 24N175W.
.48 HOUR FORECAST TROUGH FROM 23N178E TO 26N179W.

.TROUGH FROM 20N168E TO 25N173E MOVING NNW 15 KT. SCATTERED
MODERATE TSTMW WITHIN A POLYGON BOUND BY 25N173E 21N178E 16N174E
19N166E.
.24 HOUR FORECAST TROUGH FROM 24N167E TO 30N173E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.HIGH JUST ENE OF FORECAST AREA NEAR 31N133E 1025 MB. RIDGE FROM
HIGH TO 28N140W TO 26N153W.
.24 HOUR FORECAST HIGH NEAR 29N140W 1025 MB. RIDGE FROM HIGH TO
28N150W.
.48 HOUR FORECAST DISSIPATING HIGH NEAR 27N146W 1024 MB. RIDGE
FROM HIGH TO 28N140S.

.HIGH NEAR 28N167W 1020 MB NEARLY STATIONARY. RIDGES FROM HIGH
TO 28N161W AND FROM HIGH TO 28N178E TO 27N165E.
.24 HOUR FORECAST HIGH NEAR 30N172W 1022 MB. RIDGES FROM HIGH TO
30N161W AND FROM HIGH TO 30N178E.
.48 HOUR FORECAST DISSIPATING HIGH JUST N OF FORECAST AREA NEAR
32N177W 1020 MB. RIDGE FROM HIGH TO 22N160E.

.OTHERWISE WINDS E TO NE 20 TO 25 KT FROM 16N TO 10N E OF 150W.
.24 HOUR FORECAST WINDS E TO NE FROM 16N TO 08N E OF 170W.
.48 HOUR FORECAST WINDS E TO NE 20 TO 25 KT FROM 16N TO 06N E OF
178W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS BUILDING TO GREATER THAN 8 FT.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 14N TO 06N E OF 155W.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 20N TO 04N E OF 178W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ITCZ FROM 06N140W TO 06N145W TO 04N157W TO 02N165W. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 180 NM OF LINE OF CONVERGENCE
ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 90 NM OF LINE OF
CONVERGENCE.

.OTHERWISE ISOLATED MODERATE TO STRONG TSTMS WITHIN 90 NM OF A
LINE FROM 08N170W TO 08N170E TO 06N160E.


$$

.FORECASTER BEDAL. HONOLULU HI.



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