East and Central North Pacific High Seas Forecast

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FZPN02 KWBC 190525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC WED SEP 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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). 

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE 
NATIONAL WEATHER SERVICE. EMAIL US AT 
VOSOPS@NOAA.GOV(LOWERCASE). 

SECURITE 

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

SYNOPSIS VALID 0000 UTC SEP 19. 
24 HOUR FORECAST VALID 0000 UTC SEP 20. 
48 HOUR FORECAST VALID 0000 UTC SEP 21. 

.WARNINGS. 

...GALE WARNING... 
.LOW NW OF AREA 58N163E 988 MB MOVING NW 25 KT. OVER FORECAST 
WATERS WITHIN 240 NM E AND NE OF A LINE FROM 56N172E TO 51N173E 
WINDS 25 TO 35 KT. SEAS 12 TO 19 FT. ELSEWHERE BETWEEN 180W AND 
A LINE FROM 55N171E TO 41N172E WINDS 20 TO 30 KT. SEAS TO 15 FT. 
.24 HOUR FORECAST LOW WELL NW OF AREA AND CONDITIONS DIMINISHED.

...GALE WARNING... 
.24 HOUR FORECAST LOW 43N169E 1011 MB. WITHIN 300 NM SE OF A 
FRONT FROM LOW TO 50N178E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 
.36 HOUR FORECAST LOW 50N177E 1012 MB. WITHIN 300 NM E AND 240 
NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 16 FT.
.48 HOUR FORECAST LOW 52N179E 1007 MB. WITHIN 360 NM E AND SE 
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. ELSEWHERE WITHIN 
360 NM NE QUADRANT...AND 300 NM E OF FRONT FROM LOW TO 41N173E 
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. 

.SYNOPSIS AND FORECAST. 

.FROM 33N TO 43N BETWEEN 119W AND 127W WINDS 20 TO 30 KT. SEAS 
TO 10 FT. 
.24 HOUR FORECAST FROM 31N TO 42N BETWEEN 120W AND 128W WINDS 20 
TO 30 KT. SEAS 8 TO 13 FT. 
.48 HOUR FORECAST FROM 33N TO 43N BETWEEN 122W AND 129W WINDS 20 
TO 30 KT. SEAS 8 TO 13 FT. 

.LOW 54N137W 1012 MB DRIFTING SE 5 KT. WITHIN 180 NM NE AND 360 
NM E QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. 

.LOW 47N156W 1014 MB MOVING NE 10 KT. WITHIN 180 NM NW 
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW 48N149W 1012 MB. WITHIN 180 NM W 
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST LOW 48N141W 1010 MB. WITHIN 240 NM SE AND 
NW...AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.

.24 HOUR FORECAST WITHIN 300 NM NW OF A LINE FROM 39N159W TO 
34N169W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST WITHIN 300 NM N OF A LINE FROM 35N160W TO 
34N174W WINDS 20 TO 30 KT. SEAS TO 12 FT. 

.48 HOUR FORECAST NEW LOW 50N130W 1008 MB. WITHIN 90 NM NE AND 
180 NM E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.

DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM 
WITHIN 300 NM SE OF A LINE FROM 53N179E TO 42N165E.
.48 HOUR FORECAST DENSE FOG WITHIN 240 NM SE OF A LINE FROM 
53N177W TO 42N170E.

.HIGH 38N144W 1027 MB DRIFTING E. 
.24 HOUR FORECAST HIGH 38N141W 1027 MB. 
.48 HOUR FORECAST HIGH 37N138W 1024 MB. 

.HIGH 51N172W 1033 MB MOVING SE 15 KT. 
.24 HOUR FORECAST HIGH 50N169W 1034 MB. 
.48 HOUR FORECAST HIGH 47N163W 1033 MB. 

.HIGH 58N147W 1024 MB MOVING S 15 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 44N167E 1019 MB MOVING NE 25 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER KREKELER. 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 WED SEP 19.
24 HOUR FORECAST VALID 0000 UTC THU SEP 20.
48 HOUR FORECAST VALID 0000 UTC FRI SEP 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.W OF LINE FROM 20N140W TO 15N134W TO 13N140W WINDS 20 KT OR 
LESS. SEAS 8 FT IN NE SWELL.
.24 HOUR FORECAST FROM 13N TO 18N W OF 133W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NE SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST N OF 28N BETWEEN 120W AND 127W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN N TO NW SWELL.
.48 HOUR FORECAST N OF 27N BETWEEN 121W AND 129W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN N TO NW SWELL.

.24 HOUR FORECAST GULF OF CALIFORNIA SE TO S WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST 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 0300 UTC WED SEP 19...

.TROUGH FROM 20N111W TO 13N129W...SCATTERED MODERATE ISOLATED 
STRONG WITHIN 120 NM N AND 60 NM S OF TROUGH AXIS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 08N108W. ITCZ FROM 13N129W TO 
12N140W. SCATTERED MODERATE FROM 09N TO 12N BETWEEN 98W AND 
112W.

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0000 UTC SEP 19 2018.
24 HOUR FORECAST VALID 0000 UTC SEP 20 2018.
48 HOUR FORECAST VALID 0000 UTC SEP 21 2018.

.WARNINGS. 

.NONE. 

.SYNOPSIS AND FORECAST. 

.LOW 22N179W 1008 MB MOVING SW SLOWLY. WINDS 20 TO 25 KT SEAS 8 
TO 9 FT FROM 24N TO 29N BETWEEN 178W AND 177E. SCATTERED 
MODERATE TO STRONG TSTMS FROM 20N TO 27N BETWEEN 171W AND 180W. 
.24 HOUR FORECAST LOW 20N178E 1008 MB. WINDS 20 TO 25 KT SEAS 8 
TO 9 FT FROM 24N TO 28N BETWEEN 179W AND 175E. 
.48 HOUR FORECAST LOW 19N175E 1009 MB. WINDS 20 TO 25 KT SEAS 8 
TO 9 FT FROM 24N TO 28N BETWEEN 175W AND 173E. 

.TROUGH FROM 27N153W TO 23N154W TO 19N153W MOVING WNW 15 KT. 
WINDS 20 TO 25 KT SEAS 8 TO 10 FT E OF LINE FROM 12N146W TO 
20N147W...AND IN AREA ENCLOSED BY 28N148W 20N140W 20N148W 
28N154W 28N148W. 
.24 HOUR FORECAST TROUGH FROM 29N158W TO 24N160W. WINDS 20 TO 25 
KT SEAS 8 TO 10 FT IN AREA ENCLOSED BY 30N151W 16N142W 13N152W 
30N155W 30N151W. 
.48 HOUR FORECAST TROUGH FROM 30N165W TO 27N168W TO 24N174W. 
WINDS DIMINISHED TO 20 KT OR LESS. SEAS 8 TO 9 FT FROM 14N TO 
18N BETWEEN 151W TO 157W. 

.TROUGH FROM 12N176W TO 08N178E TO 03N173E MOVING NW SLOWLY. 
SCATTERED MODERATE TO STRONG TSTMS FROM 03N TO 10N BETWEEN 178W 
AND 172E...AND ELSEWHERE WITHIN 120 NM OF TROUGH. ISOLATED 
MODERATE TSTMS ELSEWHERE FROM 01N TO 10N BETWEEN 165E AND 
174E...AND FROM 02N TO 16N BETWEEN 174E AND 174W. 
.24 HOUR FORECAST TROUGH FROM 14N178W TO 04N168E. 
.48 HOUR FORECAST TROUGH FROM 14N180E TO 04N162E. 

.TROUGH FROM 15N165E TO 14N160E MOVING W SLOWLY. ISOLATED 
MODERATE TSTMS FROM 11N TO 26N E OF 171E. 
.24 HOUR FORECAST TROUGH FROM 15N162E TO 12N164E. 
.48 HOUR FORECAST TROUGH MOVED W OF AREA. 

.RIDGE FROM 30N165E TO 28N160E MOVING N SLOWLY. 

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

.ITCZ FROM 12N140W TO 12N147W TO 08N157W TO 09N170W. SCATTERED 
MODERATE TO STRONG TSTMS WITHIN 180 NM OF ITCZ E OF 157W...AND 
FROM 06N TO 08N BETWEEN 160W AND 174W. ISOLATED MODERATE TSTMS 
ELSEWHERE WITHIN 390 NM S OF ITCZ...WITHIN 330 NM N OF ITCZ E OF 
157W...AND FROM 04N TO 12N BETWEEN 157W AND 174W. 

$$ 

.HONOLULU FORECAST OFFICE.