FZPS40 PHFO 262237
HSFSP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC FRI JUL 26 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND 
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP


SECURITE

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 1800 UTC JUL 26 2024.
24 HOUR FORECAST VALID 1800 UTC JUL 27 2024.
48 HOUR FORECAST VALID 1800 UTC JUL 28 2024.

.WARNINGS.
 
...GALE WARNING...
.FRONT 25S166W 20S168W 14S175W 09S174E THENCE TROUGH 08S160E.
FRONT MOVING NE 15 KT AND TROUGH MOVING N SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 120 NM S OF TROUGH W OF 165E. WINDS 30 TO 
35 KT S OF 21S BETWEEN 176W AND 172W...AND 19S BETWEEN 167W AND 
162W. SEAS 20 TO 30 KT ELSEWHERE S OF LINE 14S160E 17S178W 17S163W
25S158W. 
.24 HOUR FORECAST FRONT 25S159W 14S170W 11S179W THENCE TROUGH 
09S160E. WINDS 30 TO 35 KT S OF LINE 25S176W 20S168W 25S163W. 
WINDS 20 TO 30 KT ELSEWHERE S OF LINE 08S160E 09S177E 17S165W 
17S160W 25S147W. 
.48 HOUR FORECAST FRONT 25S153W 15S159W 10S167W THENCE TROUGH 
06S160E. WINDS 20 TO 30 KT S OF LINE 25S167W 21S161W 25S155W. SEAS
20 TO 30 KT ELSEWHERE IN AREA BOUND BY 25S178W 14S176E 11S176E 
08S160E 07S160E 09S178W 11S177W 13S179W 21S168W 15S165W 20S147W 
25S145W.

.SYNOPSIS AND FORECAST.

.TROUGH 07S166W 04S168W 01S170W MOVING SW 10 KT. ISOLATED 
MODERATE TSTMS WITHIN 120 NM W OF TROUGH. 
.24 HOUR FORECAST TROUGH 09S168W 06S173W 03S177W. 
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH AS DESCRIBED ABOVE.

.TROUGH 18S120W 15S132W MOVING W 10 KT. 
.24 HOUR FORECAST TROUGH DISSIPATED.

.E WINDS 20 TO 25 KT N OF 05S BETWEEN 140W AND 122W.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS. 

.WINDS 20 KT OR LESS OVER REMAINDER FORECAST AREA. 

.SEAS 12 TO 18 FT IN AREA BOUND BY 25S177E 20S170E 18S171E 22S174W
24S173W 25S170W 23S168W 21S169W 22S163W 25S165W. SEAS 8 TO 12 FT
ELSEWHERE S OF LINE 10S160E 08S163E 12S177E 18S177E 16S172W
25S150W. SEAS 8 TO 9 FT N OF 10S E OF 140W.
.24 HOUR FORECAST SEAS 18 TO 24 FT S OF LINE 25S174W 22S169W
25S164W. SEAS 12 TO 18 FT ELSEWHERE S OF LINE 25S179W 19S179W
18S171W 21S164W 25S161W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE
13S160E 07S163W 09S174E 17S179E 12S177W 17S150W 25S137W. SEAS 8 T0
9 FT FROM 10S TO 03S E OF 128W.
.48 HOUR FORECAST SEAS 18 TO 22 FT S OF LINE 25S165W 24S163W
22S159W 25S156W. SEAS 12 TO 18 FT ELSEWHERE S OF LINE 25S178W
20S179W 17S173W 16S164W 20S157W 20S154W. SEAS 8 TO 12 FT ELSEWHERE
S OF LINE 25S175E 08S164E 09S177E 18S157W 25S124W.

.SEAS 8 FT OR LESS OVER REMAINDER FORECAST AREA.

.ISOLATED MODERATE TSTMS N OF 04S W OF 179E.


$$

.FORECASTER PIERCE. HONOLULU HI.