FZPN40 PHFO 241058

HSFNP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

1100 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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



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



SYNOPSIS VALID 0600 UTC OCT 24 2025.

24 HOUR FORECAST VALID 0600 UTC OCT 25 2025.

48 HOUR FORECAST VALID 0600 UTC OCT 26 2025.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.TROUGH 14N166W 09N173W MOVING W 10 KT. ISOLATED MODERATE

TSTMS WITHIN 150 NM OF TROUGH. 

.24 HOUR FORECAST TROUGH 15N152W.

.48 HOUR FORECAST TROUGH 12N159W.  



.TROUGH 15N144W 06N152W MOVING W 10 KT. ISOLATED MODERATE

TSTMS WITHIN 210 NM OF TROUGH. 

.24 HOUR FORECAST TROUGH 15N175W 10N179W.

.48 HOUR FORECAST TROUGH DISSIPATED.



.WINDS 20 TO 30 KT FROM 23N TO 15N BETWEEN 154W AND 177W. 

WINDS 20 TO 25 KT FROM 16N TO 12N BETWEEN 143W AND 149W. 

.24 HOUR FORECAST WINDS 20 TO 30 KT FROM 23N TO 14N BETWEEN

149W AND 166W. 

.48 HOUR FORECAST WINDS 20 TO 30 KT FROM 19N TO 15N BETWEEN 

156W AND 161W. WINDS 20 TO 25 KT N OF 29N W OF 165W. 



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



.SEAS 2.5 TO 4 M FROM 25N TO 11N E OF 176E. 

.24 HOUR FORECAST SEAS 2.5 TO 4 M BOUNDED BY AREA 30N140W 

08N140W 14N179E 22N179E 30N152W 30N140W. SEAS 2.5 TO 3 M

N OF 28N W OF 163E. 

.48 HOUR FORECAST SEAS 2.5 TO 3.5 M BOUNDED BY AREA 30N140W 

09N140W 19N172E 30N144W 30N140W. SEAS 2.5 TO 3 M N OF 26N W

OF 168E. 



.SEAS 2.5 M OR LESS OVER REMAINDER FORECAST AREA.



.ITCZ 08N140W 09N144W AND 10N153W 10N164W AND 10N176W 07N153W. 

SCATTERED MODERATE TO ISOLATED MODERATE TSTMS WITHIN 210 NM. 



.ISOLATED MODERATE TSTMS N OF 20N BETWEEN 172E AND 165E.



$$



.FORECASTER THOMAS. HONOLULU HI.