FZPS40 PHFO 241517

HSFSP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

1730 UTC FRI OCT 24 2025



SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 OCT 24 2025.

24 HOUR FORECAST VALID 1200 UTC OCT 25 2025.

48 HOUR FORECAST VALID 1200 UTC OCT 26 2025.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.TROUGH 16S178W 07S176E MOVING W 10 KT. ISOLATED MODERATE

TSTMS WITHIN 210 NM OF TROUGH.   

.24 HOUR FORECAST TROUGH 16S179E 10S175E. 

.48 HOUR FORECAST TROUGH DISSIPATED. 



.TROUGH 21S127W 16S144W 15S165W MOVING S SLOWLY. ISOLATED 

MODERATE TSTMS WITHIN 180 NM S OF TROUGH. 

.24 HOUR FORECAST TROUGH 22S129W 18S140W 17S164W.

.48 HOUR FORECAST TROUGH 21S127W 16S144W.



.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.



.48 HOUR SEAS 2.5 TO 3 M S OF 18S BETWEEN 134W AND 160W.



.SEAS 2.5 M OR LOWER OVER REMAINDER FORECAST AREA.



$$



.FORECASTER THOMAS. HONOLULU HI.