004
FZPS40 PHFO 191527
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC THU SEP 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 19 2024.
24 HOUR FORECAST VALID 1200 UTC SEP 20 2024.
48 HOUR FORECAST VALID 1200 UTC SEP 21 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 25S149W TO 22S154W MOVING E 15 KT THENCE A
DISSIPATING STATIONARY FRONT TO 18S162W.
.24 HOUR FORECAST FRONT FROM 25S136W TO 22S141W TO 19S149W. FRONT
DISSIPATING W OF 141W.
.48 HOUR FORECAST FRONT FROM 25S128W TO 22S137W.

.STATIONARY FRONT FROM 18S170W TO 13S178W TO 11S173E. ISOLATED
MODERATE TSTMS WITHIN 90 NM EITHER SIDE OF FRONT.
.24 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 09S173W TO 14S168W TO 18S162W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IMMEDIATELY
BELOW.

.TROUGH FROM TROUGH FORM 08S163W TO 14S157W TO 19S149W. TROUGH
MOVING SW 10 KT N OF 14S AND NEARLY STATIONARY S OF 14S.
.24 HOUR FORECAST TROUGH FROM 10S167W TO 15S157W TO 19S149W.
.48 HOUR FORECAST TROUGH FROM 06S175W TO 08S163W TO 12S153W.

.TROUGH FROM 07S152W TO 13S147W MOVING SW 10 KT.
.24 HOUR FORECAST TROUGH FROM 08S157W TO 12S153W.
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IMMEDIATELY
ABOVE.

.48 HOUR FORECAST NEW TROUGH FROM 05S165E TO 14S171E.

.WINDS E TO SE 20 TO 25 KT WITHIN AN AREA BOUND BY 10S165E
10S175E 17S170W 20S170W 20S175W 26N165E 10S165E.
.24 HOUR FORECAST WINDS E TO SE 20 TO 25 KT WITHIN AN AREA BOUND
BY 13S175E 13S175W 20S155W 20S175W 17S175E 13S175E.
.48 HOUR FORECAST WINDS E TO SE 20 TO 25 KT WITHIN AN AREA BOUND
BY 13S175E 15S165W 20S150W 24S150W 24S160W 20S175W 17S175E
13S175E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 12 FT WITHIN AN AREA BOUND BY 11S170E 11S179E 18S170W
25S157W 25S165E 11S170E.
.24 HOUR FORECAST SEAS 8 TO 10 FT WITHIN AN AREA BOUND BY 08S172E
08S179W 14S170W 14S160W 25S150W 25S170W 20S172E 08S172E.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 14S TO 22S BETWEEN 174W
AND 150W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

$$

.FORECASTER BEDAL. HONOLULU HI.