FZPS40 PHFO 031021

HSFSP 



HIGH SEAS FORECAST

NATIONAL WEATHER SERVICE HONOLULU HI

1130 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JUL 03 2025.

24 HOUR FORECAST VALID 0600 UTC JUL 04 2025.

48 HOUR FORECAST VALID 0600 UTC JUL 05 2025.



.WARNINGS.



...GALE WARNING...

.FRONT 25S146W 23S150W 20S158W NEARLY STATIONARY. WINDS 20 TO 30

KT S OF LINE 25S143W 14S177W 21S178W 25S172W. SCATTERED MODERATE

TSTMS S OF 21S BETWEEN 143W AND 143W.

.24 HOUR FORECAST NEW LOW NEAR 23S146W 1012 MB MOVING NW SLOWLY. 

FRONT 25S142W TO LOW THENCE TROUGH 20S152W 16S170W. WINDS 30 TO 35

KT FROM 24S TO 23S BETWEEN 151W AND 149W. WINDS 20 TO 30 KT 

ELSEWHERE S OF LINE 25S143W 19S151W 12S169W 14S175E 17S175W 

23S176W 25S173W. 

.48 HOUR FORECAST LOW NEAR 22S148W 1003 MB. FRONT 325S145W TO LOW

THENCE TROUGH 17S147W 14S152W 12S175W. WINDS 30 TO 35 KT S OF 

LINE 25S147W 23S150W 22S150W 23S151W 25S151W. WINDS 20 TO 30 KT 

ELSEWHERE S OF LINE 25S140W 19S146W 19S158W 23S165W 25S162W.



.SYNOPSIS AND FORECAST.



.FRONT 25S170E 20S166E THENCE TROUGH 15S160E. FRONT MOVING E 

SLOWLY AND TROUGH NEARLY STATIONARY. SCATTERED MODERATE TSTMS 

WITHIN 240 NM E OF FRONT.

.24 HOUR FORECAST FRONT 25S171E 21S166E THENCE TROUGH 13S160E. 

.48 HOUR FORECAST FRONT MOVED S OF AREA. 



.WINDS 20 KT OR LESS REMAINDER OF FORECAST AREA.



.SEAS 2.5 TO 4 M E OF LINE 05S120W 06S138W 25S133W...AND S OF LINE

25S142W 13S176W 20S179W 21S160E.

.24 HOUR FORECAST SEAS 4 TO 5 M S OF LINE 25S145W 16S165W 22S171W

25S165W. SEAS 2.5 TO 4 M ELSEWHERE S OF LINE 25S138W 12S169W 

14S176E 18S175W 23S160E. SEAS 2.5 TO 4 M S OF 17S E OF 130W.

.48 HOUR FORECAST SEAS 4 TO 7.5 M S OF LINE 25S143W 20S149W 

13S162W 16S170W 20S168W 25S161W. SEAS 2.5 TO 4 M ELSEWHERE S OF 

LINE 25S135W 11S157W 07S179W 12S161E 17S172E 25S165E.



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



.SCATTERED MODERATE TSTMS N OF 10S W OF 170E.



$$



.FORECASTER PIERCE. HONOLULU HI.