####018006796####
FZPN02 KWBC 040525

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

0545 UTC SAT MAY 04 2024



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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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. 



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



ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS



SYNOPSIS VALID 0000 UTC MAY 04. 

24 HOUR FORECAST VALID 0000 UTC MAY 05.

48 HOUR FORECAST VALID 0000 UTC MAY 06.



.WARNINGS.



...GALE WARNING...

.LOW 55N175W 983 MB MOVING NE 20 KT. WITHIN AN AREA BOUNDED BY A

LINE FROM 40N173W TO 52N164E TO 65N170W TO 55N150W TO 44N150W TO

40N173W WINDS 25 TO 40 KT. SEAS 8 TO 17 FT...EXCEPT SEAS 12 TO 23

FT WITHIN 600 NM S QUADRANT.

.24 HOUR FORECAST LOW 58N161W 989 MB. FROM 48N TO 55N BETWEEN

150W AND 174W...AND N OF 55N BETWEEN 167W AND 180W WINDS 25 TO 35

KT. SEAS 8 TO 20 FT...HIGHEST S OF CENTER.

.48 HOUR FORECAST LOW 57N147W 992 MB. WITHIN AN AREA BOUNDED BY A

LINE FROM 53N171W TO 59N161W TO 50N135W TO 43N148W TO 53N171W

WINDS 25 TO 35 KT. SEAS 8 TO 19 FT...HIGHEST NEAR 50N150W.



...GALE WARNING...

.48 HOUR FORECAST FROM 32N TO 36N BETWEEN 123W AND 118W WINDS 25

TO 35 KT. SEAS TO 12 FT.



...HEAVY FREEZING SPRAY WARNING... 

.LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF 177W.

.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 58N W OF

169W. 

.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 59N W OF

167W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 57N W OF

165W.



.SYNOPSIS AND FORECAST.



.COMPLEX LOW WITH MAIN CENTER 52N134W 1004 MB MOVING SE 15 KT AND

SECOND CENTER 48N128W 1004 MB MOVING SE 10 KT. WITHIN AN AREA

BOUNDED BY A LINE FROM 35N141W TO 46N146W TO 55N135W TO 50N124W

TO 40N124W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

.24 HOUR FORECAST COMBINED LOW 46N128W 1004 MB. WITHIN 240 NM SW

SEMICIRCLE WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS

DIMINISHED.



.LOW W OF AREA NEAR 46N158E 1005 MB MOVING NE 20 KT. WITHIN 300

NM E SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 9 FT.

.24 HOUR FORECAST LOW 49N162E 1012 MB. BETWEEN 180 NM AND 360 NM

OF CENTER WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST LOW 50N165E 1012 MB. WITHIN 300 NM W SEMICIRCLE

WINDS TO 25 KT. SEAS TO 8 FT.



.COMPLEX LOW WITH MEAN CENTER 33N165E 1012 MB MOVING NE 15 KT.

WITHIN 240 NM N OF A LINE FROM 31N160E TO 36N175E WINDS 20 TO 30

KT. SEAS TO 11 FT.

.24 HOUR FORECAST COMBINED LOW 37N172E 1014 MB. WITHIN 420 NM NE

QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW 43N178W 1010 MB. WITHIN 300 NM NE..AND 360

NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.



.48 HOUR FORECAST S OF 34N W OF 167E WINDS 20 TO 30 KT. SEAS TO 8

FT.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 55N TO 61N

BETWEEN 152W AND 173E.

.24 HOUR FORECAST DENSE FOG N OF 55N BETWEEN 171W AND 150W...AND

FROM 48N TO 52N W OF 170E.

.48 HOUR FORECAST DENSE FOG FROM 48N TO 54N W OF 173E.



.FORECASTER BYRD. OCEAN PREDICTION CENTER.



NWS 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 SAT MAY 4.

24 HOUR FORECAST VALID 0000 UTC SUN MAY  5.

48 HOUR FORECAST VALID 0000 UTC MON MAY  6.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.WITHIN 14N131W TO 16N134W TO 17N140W TO 07N140W TO 09N132W TO

14N131W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 

.24 HOUR FORECAST WITHIN 10N123W TO 15N140W TO 06N140W TO 

07N136W TO 05N129W TO 07N124W TO 10N123W NE TO E WINDS 20 TO 25 

KT. SEAS 8 TO 10 FT. 

.48 HOUR FORECAST WITHIN 13N137W TO 20N139W TO 21N140W TO 

05N140W TO 08N133W TO 10N133W TO 13N137W WINDS 20 KT OR LESS. 

SEAS 8 TO 10 FT IN N TO NE SWELL.



.WITHIN 30N118W TO 30N124W TO 28N124W TO 25N123W TO 26N119W TO

30N118W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.

.09 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 8 FT.



.12 HOUR FORECAST WITHIN 03S111W TO 02S115W TO 02S119W TO

03.4S120W TO 03.4S110W TO 03S111W WINDS 20 KT OR LESS. SEAS 8 TO

10 FT IN SE TO S SWELL.

.24 HOUR FORECAST WITHIN 01S115W TO 01S120W TO 03.4S120W TO

03.4S108W TO 01S115W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S

SWELL.

.48 HOUR FORECAST WITHIN 02S111W TO 01S120W TO 03.4S120W TO

03.4S106W TO 02S111W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S

TO SW SWELL.



.48 HOUR FORECAST WITHIN 30N114W TO 30N116W TO 28N116W TO

26N115W TO 27N113W TO 28N115W TO 30N114W...INCLUDING THE GULF OF

CALIFORNIA AND SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF

SHORE...NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.



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



CONVECTION VALID AT 0350 UTC SAT MAY 4...



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH EXTENDS FROM NEAR 09N83W TO 10N98W TO 08N109W.

THE ITCZ EXTENDS FROM 08N109W TO 07N125W TO BEYOND 05N140W. 

SCATTERED MODERATE FROM 03N TO 09N E OF 89W.



.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI



NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E



SYNOPSIS VALID 0000 UTC MAY 04 2024.

24 HOUR FORECAST VALID 0000 UTC MAY 05 2024.

48 HOUR FORECAST VALID 0000 UTC MAY 06 2024.



.WARNINGS.



.NONE.



.FRONT NEAR 30N161E MOVING 10 KTS.

.24 HOUR FORECAST FRONT 30N164E 27N160E.

.48 HOUR FORECAST FRONT 30N164E 21N160E.



.TROUGH 25N165E 25N162E TO 19N165E MOVING W 10 KT.

.24 HOUR FORECAST WEAK TROUGH FROM 25N161E TO 22N161E.

.48 HOUR FORECAST TROUGH DISSIPATED.



.TROUGH 30N167W 25N173W 20N170W MOVING W 10 KT. ISOLATED

TSTMS WITHIN 180 NM OF TROUGH.

.24 HOUR FORECAST 28N167W 24N163W.

.48 HOUR FORECAST DISSIPATED.



.WINDS 20 TO 30 KT E OF LINE 25N165W 20N170W 05N170W

05N140W.

.24 HOUR FORECAST WINDS 20 TO 30 KT E OF LINE 30N170W

20N170W 15N180W 05N140W.

.48 HOUR FORECAST WINDS 20 TO 30 KT E OF LINE 30N170W

15N170W 15N180W 08N180W 05N140W.



.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.



.SEAS 8 TO 9 FT FROM 05N TO 20N E OF 165W.

.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 25N TO 05N

BETWEEN 170W AND 150W.

.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 05N TO 25N BETWEEN

170W AND 140W.



.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.



.ITCZ 00N168W



$$



.FORECASTER PECHACEK. HONOLULU HI.