####018002097####
FZPN40 PHFO 172249

HSFNP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

2300 UTC WED APR 17 2024



SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.



THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE

HIGHER THAN 10-MINUTE AVERAGE WINDS.



SECURITE



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



SYNOPSIS VALID 1800 UTC APR 17 2024.

24 HOUR FORECAST VALID 1800 UTC APR 18 2024.

48 HOUR FORECAST VALID 1800 UTC APR 19 2024.



.WARNINGS.



.NONE.   



.SYNOPSIS AND FORECAST.



.FRONT FROM 30N143W TO 23N145W TO 22N147W TO 19N151W...THENCE 

TROUGH TO 15N157W TO 14N164W MOVING E SLOWLY N OF 19N...AND NEARLY

STATIONARY ELSEWHERE. S WINDS 20 TO 25 KT E OF FRONT N OF 28N. 

.24 HOUR FORECAST FRONT FROM 29N140W TO 23N144W...THENCE TROUGH TO 

18N150W. WINDS DIMINISHED TO 20 KT OR LESS.

.48 HOUR FORECAST FRONT FROM 27N140W TO 18N147W. TROUGH DISSIPATED.



.FRONT FROM 30N167E TO 26N165E TO 23N163E TO 21N160E MOVING E 

SLOWLY N OF 23N...AND NEARLY STATIONARY ELSEWHERE. SE TO S WINDS 

20 TO 25 KT N OF 28N BETWEEN FRONT AND 177E.

.24 HOUR FORECAST FRONT FROM 30N171E TO 25N166E. WINDS DIMINISHED

TO 20 KT OR LESS.

.48 HOUR FORECAST FRONT DISSIPATED N OF AREA. 



.48 HOUR FORECAST NEW FRONT JUST W OF AREA. S WINDS 20 TO 25 KT

N OF 28N W OF 163E.



.NE TO E WINDS 20 TO 25 KT N OF 18N BETWEEN 164W AND 180E...AND 

FROM 05N TO 15N BETWEEN 164W AND 170E. 

.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 15N TO 25N 

BETWEEN 164W AND 177E...AND BETWEEN 05N AND 15N.

.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 05N TO 15N 

BETWEEN E OF 175E. 



.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF AREA.



.SEAS 8 FT OR LOWER OVER ENTIRE AREA.



.ITCZ FROM 06N140W TO 07N143W TO 05N162W TO 05N177E TO 02N171E. 

ISOLATED MODERATE TSTMS WITHIN 120 NM OF ITCZ.



$$



.FORECASTER AHUE. HONOLULU HI.