####018007840####
FZPN02 KWBC 031725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC FRI MAY 03 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAY 03. 

24 HOUR FORECAST VALID 1200 UTC MAY 04.

48 HOUR FORECAST VALID 1200 UTC MAY 05.



.WARNINGS.



...GALE WARNING... 

.LOW 53N178E 977 MB MOVING NE 25 KT. FROM 46N TO 51N BETWEEN 

175W AND 172W...BETWEEN 180 NM AND 420 NM W QUADRANT AND N OF 

57N W OF 175W WINDS 30 TO 40 KT. SEAS 10 TO 23 FT...HIGHEST NEAR



48N178E. ALSO WITHIN 540 NM S AND W SEMICIRCLES...N OF 56N W OF 

170W AND WITHIN 240 NM E AND SE OF A FRONT FROM 54N166W TO 

51N163W TO 40N177W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. 

.24 HOUR FORECAST LOW 57N167W 983 MB. BETWEEN 240 NM AND 480 NM 

NW QUADRANT AND FROM 47N TO 54N BETWEEN 159W AND 180W WINDS 25 

TO 40 KT. SEAS 9 TO 14 FT...EXCEPT S OF 53N SEAS 12 TO 20 FT. 

ELSEWHERE WITHIN 660 NM SE QUADRANT AND 780 NM W SEMICIRCLE AND 

FROM 41N TO 51N BETWEEN 149W AND 162W WINDS 20 TO 30 KT. SEAS 8 

TO 13 FT.

.48 HOUR FORECAST LOW 58N153W 989 MB. FROM 47N TO 54N BETWEEN 

145W AND 170W AND N OF 58N W OF 168W WINDS 25 TO 35 KT. SEAS 10 

TO 20 FT...HIGHEST NEAR 51N157W...EXCEPT N OF 58N SEAS TO 11 FT.



...GALE WARNING... 

.LOW 50N132W 1002 MB DRIFTING SE THEN TURNING NE 10 KT AFTER 24 

HOURS. WITHIN 240 NM E AND 180 NM NE QUADRANTS WINDS 25 TO 35 

KT. SEAS TO 11 FT. ELSEWHERE FROM 38N TO 54N BETWEEN 124W AND 

138W WINDS TO 25 KT. SEAS TO 10 FT...HIGHEST NEAR 52N136W.

.24 HOUR FORECAST LOW 49N130W 1000 MB. WITHIN 180 NM SW QUADRANT



WINDS 25 TO 35 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 33N TO 53N 

BETWEEN 127W AND 140W AND WITHIN 900 NM SW QUADRANT WINDS 20 TO 

30 KT. SEAS 8 TO 12 FT...HIGHEST NEAR 41N140W.

.48 HOUR FORECAST LOW MOVED INLAND WITH ASSOCIATED CONDITIONS 

DIMINISHED.



...HEAVY FREEZING SPRAY WARNING...

.MODERATE TO HEAVY FREEZING SPRAY IN ICE FREE WATERS N OF 62N W 

OF 168W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 61N W 

OF 175W.

.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY IN ICE FREE 

WATERS N OF 62N W OF 168W. ELSEWHERE LIGHT TO MODERATE FREEZING 

SPRAY N OF 59N W OF 170W.

.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY IN ICE FREE 

WATERS N OF 61N W OF ALASKA. ELSEWHWERE LIGHT TO MODERATE 

FREEZING SPRAY N OF A LINE FROM 57N167W TO 59N179E.



.SYNOPSIS AND FORECAST.



.FROM 30N TO 38N BETWEEN 118W AND 127W AREA OF N TO NW WINDS 20 

TO 30 KT. SEAS 8 TO 12 FT. 

.24 HOUR FORECAST FROM 30N TO 35N E OF 123W AREA OF NW WINDS TO 

25 KT. SEAS TO 8 FT. 

.48 HOUR FORECAST FROM 32N TO 36N E OF 123W AREA OF NW WINDS 20 

TO 30 KT. SEAS TO 9 FT.



.LOW 54N145W 1000 MB NEARLY STATIONARY. FROM 42N TO 54N BETWEEN 

138W AND 152W AND WITHIN 360 NM N AND NE QUADRANTS WINDS 20 TO 

30 KT. SEAS 8 TO 12 FT.

.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED ABOVE 

WITH LOW 49N130W. 



.COMPLEX LOW WITH MEAN CENTER 32N163E 1011 MB MOVING NE 15 KT 

WITH A FRONT FROM 38N178E TO LOW CENTER TO 31N160E. WITHIN 180 

NM SE OF THE FRONT AND ELSEWHERE W OF FRONT S OF 37N WINDS 20 TO



30 KT. SEAS 8 TO 12 FT. 

.24 HOUR FORECAST LOW 35N169E 1012 MB. WITHIN 180 NM N OF A 

FRONT FROM 37N178E TO LOW CENTER TO 30N160E WINDS TO 25 KT. SEAS



TO 10 FT. 

.48 HOUR FORECAST LOW 41N177E 1013 MB. FROM 36N TO 44N BETWEEN 

177W AND 172E WINDS 20 TO 30 KT. SEAS TO 10 FT. 



.24 HOUR FORECAST LOW 48N160E 1007 MB. FROM 43N TO 51N W OF 168E



WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST LOW 49N163E 1010 MB. FROM 45N TO 53N W OF 171E



WINDS LESS THAN 25 KT. SEAS TO 8 FT. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 47N 

BETWEEN 128W AND 132W...FROM 51N TO 58N BETWEEN 158W AND 

168E...AND N OF 58N W OF 172W.

.24 HOUR FORECAST DENSE FOG N OF 55N BETWEEN 163W AND 179W...AND



FROM 48N TO 51N W OF 167E. 

.48 HOUR FORECAST DENSE FOG N OF 56N BETWEEN 152W AND 170W...AND



FROM 48N TO 53N W OF 172E.



.FORECASTER BANCROFT. 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 1200 UTC FRI MAY 3.

24 HOUR FORECAST VALID 1200 UTC SAT MAY  4.

48 HOUR FORECAST VALID 1200 UTC SUN MAY  5.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.WITHIN 13N126W TO 21N140W TO 08N140W TO 11N124W TO 13N126W NE

TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN N TO NE SWELL.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST WITHIN 11N128W TO 13N135W TO 18N140W TO

06N140W TO 06N131W TO 10N119W TO 11N128W WINDS 20 KT OR LESS.

SEAS 8 TO 10 FT IN N TO NE SWELL.



.WITHIN 30N118W TO 30N129W TO 25N126W TO 26N120W TO 30N118W

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

.24 HOUR FORECAST WITHIN 30N117W TO 30N124W TO 25N125W TO

23N120W TO 24N116W TO 30N117W WINDS 20 KT OR LESS. SEAS 8 FT IN 

NW TO N SWELL.

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

LESS THAN 8 FT.



.30 HOUR FORECAST WITHIN 02S110W TO 01S115W TO 01S120W TO

03.4S120W TO 03S111W TO 02S110W WINDS 20 KT OR LESS. SEAS 8 TO

10 FT IN S SWELL.

.48 HOUR FORECAST LITTLE CHANGE.



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



CONVECTION VALID AT 1500 UTC FRI MAY 3...



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM NEAR 09N84W TO 06N95W TO 09N105W TO 06N115W.

ITCZ FROM 06N115W TO 05N120W TO 04N135W. SCATTERED MODERATE FROM

03N TO 05N BETWEEN 80W AND 85W...FROM 05N TO 07N BETWEEN 92W AND

96W...AND WITHIN 30 NM EITHER SIDE OF ITCZ BETWEEN 102W AND 

108W.



.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI



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



SYNOPSIS VALID 0600 UTC MAY 03 2024.

24 HOUR FORECAST VALID 0600 UTC MAY 04 2024.

48 HOUR FORECAST VALID 0600 UTC MAY 05 2024.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.FRONT W OF AREA MOVING E 10 KT.

.24 HOUR FORECAST FRONT NEAR 30N160E.

.48 HOUR FORECAST FRONT FROM 30N165E TO 26N160E.



.TROUGH FROM 30N164W TO 26N167W TO 21N169W MOVING W 15 KT.

ISOLATED MODERATE TSTMS WITHIN 210 NM E OF TROUGH.

.24 HOUR FORECAST WEAK TROUGH FROM 30N169W TO 21N174W.

.48 HOUR FORECAST TROUGH DISSIPATED.



.TROUGH FROM 25N167E TO 22N166E TO 18N167E MOVING W 10 KT.

.24 HOUR FORECAST WEAK TROUGH FROM 25N162E TO 22N162E.

.48 HOUR FORECAST TROUGH DISSIPATED.



.NE TO E WINDS 20 TO 25 KT N OF 06N...AND S OF A LINE FROM 26N140W

TO 26N156W TO 12N171W.

.24 HOUR FORECAST NE TO E WINDS 20 TO 30 KT N OF 06N...AND S OF A

LINE FROM 25N140W TO 28N160W TO 14N173W.

.48 HOUR FORECAST NE TO E WINDS 20 TO 30 KT N OF 06N...AND S OF A

LINE FROM 20N140W TO 28N160W TO 12N180E.



.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.



.SEAS 8 TO 9 FT FROM 06N TO 12N BETWEEN 155W AND 164W.

.24 HOUR FORECAST SEAS MAINLY 8 TO 10 FT FROM 06N TO 18N E

OF 160W.

.48 HOUR FORECAST SEAS MAINLY 8 TO 11 FT N OF 06N...AND S OF A

LINE FROM 14N140W TO 27N156W TO 23N166W.



.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.



.ISOLATED MODERATE TSTMS S OF 08N BETWEEN 167W AND 167E.



$$



.FORECASTER AHUE. HONOLULU HI.