####018002047####
FZPS40 PHFO 301510

HSFSP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

1730 UTC TUE APR 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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



SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E



SYNOPSIS VALID 1200 UTC APR 30 2024.

24 HOUR FORECAST VALID 1200 UTC MAY 01 2024.

48 HOUR FORECAST VALID 1200 UTC MAY 02 2024.



.WARNINGS.



.NONE. 



.SYNOPSIS AND FORECAST.



.TROUGH 06S160E 07S173W 10S166W 10S153W. SCATTERED MODERATE

TSTMS WITHIN 270 NM OF TROUGH.

.24 HOUR FORECAST TROUGH 08S160E 15S180E. 

.48 HOUR FORECAST TROUGH 09S160E 11S172E 16S179E.  



.TROUGH 25S172W 22S174W NEARLY STATIONARY. 

.24 HOUR FORECAST TROUGH 15S180W 25S170W.

.48 HOUR FORECAST TROUGH 20S179E 25S175W. 



.TROUGH 25S136W 23S139W MOVING S SLOWLY.  

.24 HOUR FORECAST TROUGH 20S133W 25S131W. 

.48 HOUR FORECAST TROUGH 20S130W 25S125W. 



.WINDS 20 TO 25 KT S OF 15S BETWEEN 160W AND 140W...AND S

OF 15S W OF 175E.  

.24 HOUR FORECAST WINDS 20 TO 25 KT S OF LINE 10S165W 

15S145W 25S138W...AND FROM 20S TO 14S W OF 165E.  

.48 HOUR FORECAST WINDS 20 TO 25 KT S OF LINE 10S160E 

15S180W...AND S OF LINE 10S170W 10S150W 20S140W 25S130W. 



.WINDS 20 KT OR LESS OVER REMAINDER OF AREA.



.SEAS 8 TO 9 FT FROM 20S TO 15S BETWEEN 170W AND 155W.

.24 HOUR FORECAST SEAS  8 TO 9 FT FROM 20S TO 15S BETWEEN

165W AND 158W. 

.48 HOUR FORECAST SEAS 12 TO 15 FT S OF 20S BETWEEN 150W AND

135W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE 25S170W 10S170W

15S150W 25S125W.  



.SEAS 8 FT OR LOWER OVER REMAINDER OF AREA.



.SCATTERED MODERATE TSTMS FROM 25S TO 15S BETWEEN 174W AND 

167W...AND WITHIN 120 NM OF POINT 19S126W. 







$$



.FORECASTER PECHACEK. HONOLULU HI.