####018002162####
FZPN40 PHFO 231018

HSFNP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

1100 UTC TUE APR 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC APR 23 2024.

24 HOUR FORECAST VALID 0600 UTC APR 24 2024.

48 HOUR FORECAST VALID 0600 UTC APR 25 2024.



.WARNINGS.



.NONE.   



.SYNOPSIS AND FORECAST.



.FRONT 30N178E 27N171E THENCE TROUGH TO 24N165E MOVING E SLOWLY 

ALONG 30N.

.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N179W 27N175E 

20N171E.

.48 HOUR FORECAST TROUGH 30N178W 22N170E.



.48 HOUR FORECAST NEW FRONT 30N173E 29N167E 30N160E. NE WINDS 20

TO 30 KT N OF 27N W OF 172E.



.NE TO E WINDS 20 TO 25 KT FROM 06N TO 14N BETWEEN 173E AND 

165W...FROM 06N TO 24N BETWEEN 165W AND 153W...AND FROM 24N TO 26N

BETWEEN 153W AND 145W.

.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 06N TO 14N 

BETWEEN 170E AND 165W...AND FROM 07N TO 25N E OF 165W.

.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 06N TO 25N E OF

167W...FROM 06N TO 13N BETWEEN 173W AND 167W...AND FROM 07N TO 12N

BETWEEN 167E AND 177E.



.SEAS 8 TO 10 FT FROM 04N TO 17N E OF 173E. SEAS 8 TO 9 FT N OF

LINE 30N170E 26N174E 30N179E.

.24 HOUR FORECAST SEAS 8 TO 11 FT IN AREA BOUNDED BY 17N172E 

15N140W 05N140W 05N178E 12N164E 17N172E.

.48 HOUR FORECAST SEAS 8 TO 10 FT IN AREA BOUNDED BY 13N165E 

14N176W 23N150W 20N140W 05N140W 05N173E 13N165E.



.WINDS 20 KT OR LESS AND SEAS 8 FT OR LOWER OVER REMAINDER OF 

AREA.



.ITCZ 04N140W 03N150W 03N165W 00N176E 03N168E 03N160E. SCATTERED

MODERATE TSTMS WITHIN 120 NM N AND 60 NM S OF ITCZ BETWEEN 176W

AND 166W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 240 NM N AND 60

NM S OF ITCZ E OF 166W...AND S OF 10N W OF 176W.



$$



.FORECASTER JELSEMA. HONOLULU HI.