FZPS40 PHFO 030336

HSFSP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

0530 UTC THU JUL 03 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUL 03 2025.

24 HOUR FORECAST VALID 0000 UTC JUL 04 2025.

48 HOUR FORECAST VALID 0000 UTC JUL 05 2025.



.WARNINGS.



...GALE WARNING...

.FRONT 25S142W 22S149W 20S159W FRONT S OF 23S MOVING SE 10 KT AND

NEARLY STATIONARY ELSEWHERE. WINDS 20 TO 25 KT S OF LINE 25S145W 

15S169W 18S178W 25S178W.

.24 HOUR FORECAST FRONT TRANSITIONED TO TROUGH 25S142W 21S150W 

13S156W. WINDS 30 TO 35 KT S OF LINE 25S144W 21S150W 25S154W. 

WINDS 20 TO 30 KT ELSEWHERE S OF LINE 25S142W 15S163W 14S178E 

25S175W.

.48 HOUR FORECAST NEW LOW NEAR 23S146W 1006 MB. TROUGH FROM 

25S147W TO LOW TO 17S148W TO 10S154W TO 07S164W. WINDS 30 TO 40 KT

S OF LINE 25S146W 21S151W 25S152W. WINDS 20 TO 30 KT ELSEWHERE S 

OF LINE 25S145W 16S153W 13S160W 13S175W 25S169W.



.SYNOPSIS AND FORECAST.



.FRONT 25S169E 19S166E THENCE TROUGH 13S160E. FRONT MOVING E 

SLOWLY AND TROUGH NEARLY STATIONARY. WINDS 20 TO 25 KT S OF 22S 

BETWEEN 170E AND 175E. SCATTERED MODERATE TSTMS WITHIN 120 NM E OF

FRONT.

.24 HOUR FORECAST FRONT 25S170E 21S165E THENCE TROUGH 13S160E. 

ASSOCIATED WINDS MOVED S OF AREA.

.48 HOUR FORECAST FRONT MOVED S OF AREA. TROUGH 25S175E 21S173E 

18S173E.



.STATIONARY FRONT 19S132W 18S120W.

.24 HOUR FORECAST FRONT 19S135W 16S120W. 

.48 HOUR FORECAST FRONT DISSIPATED.



.TROUGH 08S176E 07S167E 04S160E MOVING SW SLOWLY. SCATTERED 

MODERATE TSTMS FROM 09S TO 02S W OF 172E.

.24 HOUR FORECAST TROUGH 07S163E 04S160E. 

.48 HOUR FORECAST TROUGH 06S162E 04S160E.



.WINDS 20 KT OR LESS REMAINDER OF FORECAST AREA.



.SEAS 2.5 TO 4 M E OF LINE 25S138W 22S135W 03S170W 00S127W...S OF

LINE 25S147W 06S173E 18S178W 22S160E...AND FROM 09S TO 01S 

BETWEEN 170W AND 147W.

.24 HOUR FORECAST SEAS 4 TO 5 M S OF LINE 25S143W 16S165W 

25S176W. SEAS 2.5 TO 4 M ELSEWHERE S OF LINE 25S138W 13S163W 

12S173E 18S179E 22S172E 22S160E. SEAS 2.5 TO 4 M S OF 17S E OF 

129W.

.48 HOUR FORECAST SEAS 4 TO 7 M S OF LINE 25S144W 14S158W 15S173W

25S168W. SEAS 2.5 TO 4 M ELSEWHERE S OF LINE 25S135W 07S169W 

08S173E 21S169E 25S163E.



.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.



$$



.FORECASTER TROTTER. HONOLULU HI.