293
FZPS40 PHFO 140326
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC SAT SEP 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 14 2024.
24 HOUR FORECAST VALID 0000 UTC SEP 15 2024.
48 HOUR FORECAST VALID 0000 UTC SEP 16 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 25S150W TO 18S157W NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 150 NM OF TROUGH S OF 20S.
.24 HOUR FORECAST DEVELOPING LOW NEAR 23S149W 1010 MB. TROUGH FROM
25S145W TO LOW TO 17S153W. WINDS 20 TO 25 KT S OF 22S BETWEEN 140W
AND 149W.
.48 HOUR FORECAST LOW MOVED S OF AREA. DEVELOPING COLD FRONT FROM
LOW TO 25S139W TO 23S140W THENCE TROUGH TO 18S144W. NE WINDS 20 TO
25 KT AND SEAS 8 TO 9 FT WITHIN 300 NM E OF FRONT.

.COLD FRONT FROM 25S164E TO 23S161E MOVING NE 25 KT.
.24 HOUR FORECAST FRONT FROM 25S176E TO 20S174E THENCE TROUGH TO
16S171E.
.48 HOUR FORECAST FRONT FROM 25S177W TO 21S180E THENCE TROUGH TO
16S167E.

.TROUGH FROM 25S170E TO 18S168E MOVING E SLOWLY.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT IN PARAGRAPH ABOVE.

.TROUGH FROM 07S160E TO 08S171E NEARLY STATIONARY. SCATTERED
MODERATE TSTMS WITHIN 180 NM S OF TROUGH. ISOLATED MODERATE TSTMS
WITHIN 60 NM N OF TROUGH...AND FROM 09S TO 13S BETWEEN 171E AND
173W.
.24 HOUR FORECAST TROUGH FROM 10S160E TO 12S167E.
.48 HOUR FORECAST TROUGH MOVED W OF AREA.

.48 HOUR FORECAST NEW FRONT FROM 25S165E TO 22S160E. S WINDS 20 TO
25 KT S OF FRONT.

.48 HOUR FORECAST NEW TROUGH FROM 11S156W TO 08S165W.

.E TO SE WINDS 20 TO 25 KT FROM 11S TO 20S BETWEEN 172W AND
179E...AND S OF 21S BETWEEN 160W AND 170W.
.24 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST SE WINDS 20 TO 25 KT FROM 14S TO 21S W OF 164E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 9 FT S OF 13S E OF 140W...AND S OF 22S BETWEEN 160W AND
175W.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 18S TO 22S BETWEEN 162W AND
168W.
.48 HOUR FORECAST SEAS 8 TO 10 FT S OF 24S BETWEEN 135W AND 140W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

$$

.FORECASTER WROE. HONOLULU HI.