FZPS40 PHFO 270330

HSFSP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

0530 UTC MON OCT 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC OCT 27 2025.

24 HOUR FORECAST VALID 0000 UTC OCT 28 2025.

48 HOUR FORECAST VALID 0000 UTC OCT 29 2025.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.TROUGH 12S166E 09S160E MOVING W 10 KT. SCATTERED MODERATE TSTMS 

FROM 13S TO 05S W OF 171E.

.24 HOUR FORECAST TROUGH MOVED W OF AREA.



.24 HOUR FORECAST NEW TROUGH 25S135W 14S147W.

.48 HOUR FORECAST TROUGH 25S140W 16S149W.

 

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.



.SEAS 2.5 TO 4 M S OF 10S BETWEEN 164W AND 124W. 

.24 HOUR FORECAST SEAS 2.5 TO 4 M S OF LINE 25S145W 18S158W 

18S168W 15S171W 05S155W 10S138W 05S132W 09S120W.

.48 HOUR FORECAST SEAS 2.5 TO 4.5 M E OF 137W.



.SEAS 2.5 M OR LOWER OVER REMAINDER FORECAST AREA.



.ISOLATED MODERATE TSTMS FROM 18S TO 15S BETWEEN 173E AND 177E...

FROM 14S TO 11S BETWEEN 169W AND 163W...AND FROM 19S TO 15S 

BETWEEN 155W AND 145W.



$$



.FORECASTER TROTTER. HONOLULU HI.