173
FZPS40 PHFO 231530
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC MON SEP 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SEP 23 2024.
24 HOUR FORECAST VALID 1200 UTC SEP 24 2024.
48 HOUR FORECAST VALID 1200 UTC SEP 25 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S128W 23S131W MOVING E 10 KT.
.24 HOUR FORECAST FRONT 25S121W 22S122W.
.48 HOUR FORECAST FRONT MOVED E OF AREA.

.TROUGH 18S148W 09S165W MOVING S SLOWLY E OF 152W NEARLY
STATIONARY ELSEWHERE.
.24 HOUR FORECAST NEW LOW 21S150W 1012 MB. TROUGH 25S147W TO LOW
TO 15S153W 06S170W. WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT S OF 22S
BETWEEN 140W AND LOW.
.48 HOUR FORECAST LOW MOVED S OF AREA. TROUGH 25S146W 20S147W
12S153W. ASSOCIATED WINDS AND SEAS MOVED S OF AREA.

.TROUGH 25S163W 19S164W MOVING S SLOWLY.
.24 HOUR FORECAST TROUGH DEVELOPED INTO FRONT 25S163W 19S164W
THENCE TROUGH 05S176W.
.48 HOUR FORECAST FRONT 25S158W 18S158W THENCE TROUGH 08S171W
03S173E.

.TROUGH 11S160E 12S165E 11S172W MOVING W SLOWLY AND ERODING FROM
THE E. SCATTERED MODERATE TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.24 HOUR FORECAST SE WINDS 20 TO 25 KT FROM 18S TO 10S W OF 180W.
.48 HOUR FORECAST SE TO E WINDS 20 TO 25 KT FROM 24S TO 12S W OF
180W.

.OTHERWISE WINDS 20 KT AND SEAS 8 FT OR LESS REMAINDER FORECAST
AREA.


$$

.FORECASTER ALMANZA. HONOLULU HI.