296
FZPS40 PHFO 210332
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC SAT SEP 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
OCTOBER 16 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 0000 UTC SEP 21 2024.
24 HOUR FORECAST VALID 0000 UTC SEP 22 2024.
48 HOUR FORECAST VALID 0000 UTC SEP 23 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S139W 22S144W THENCE TROUGH 17S149W MOVING E 15 KT.
.24 HOUR FORECAST FRONT 25S132W 21S137W THENCE TROUGH 18S141W.
.48 HOUR FORECAST FRONT MOVED SE OF AREA.

.TROUGH 11S154W 08S168W 05S167W MOVING SW SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 150 NM OF TROUGH W OF 164W.
.24 HOUR FORECAST TROUGH 10S160W 05S179W.
.48 HOUR FORECAST 05S160E 07S168E 08S175W.

.TROUGH 09S174E 05S164E NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 210 NM W OF TROUGH.
.24 HOUR FORECAST TROUGH 09S174E 06S165E 03S160E.
.48 HOUR FORECAST TROUGH MERGES WITH TROUGH LISTED IMMEDIATELY
ABOVE.

.WINDS 20 TO 25 KT FROM 21S TO 17S BETWEEN 172W
AND 160W.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 9 FT S OF LINE 25S150W 16S162W 10S177E 13S173E
17S175W 25S165W.
.24 HOUR FORECAST SEAS SUBSIDED TO 8 FT OR LOWER.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.OTHERWISE ISOLATED MODERATE TSTMS FROM 12S TO 07S BETWEEN 178E
AND 178W.

$$

.FORECASTER TROTTER. HONOLULU HI.