000
FZPS40 PHFO 252200
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC SAT SEP 25 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1800 UTC SEP 25 2021.
24 HOUR FORECAST VALID 1800 UTC SEP 26 2021.
48 HOUR FORECAST VALID 1800 UTC SEP 27 2021.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S159W TO 14S166W TO 12S180W TO 12S173E TO 11S164E MOVING
E 15 KT E OF 175W...AND NEARLY STATIONARY ELSEWHERE. NW TO N WINDS
20 TO 25 KT WITHIN 150 NM E OF FRONT S OF 20S. ISOLATED MODERATE TSTMS
WITHIN 120 NM E OF FRONT S OF 20S...AND WITHIN 150 NM OF FRONT W OF
177W.
.24 HOUR FORECAST FRONT FROM 25S153W TO 18S160W TO 12S180W TO 11S175E.
WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST WEAKENING FRONT FROM 25S147W TO 16S170W TO TO 14S178W.

.DISSIPATING FRONT FROM 25S140W TO 19S143W TO 15S148W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 18S120W TO TO 20S125W TO 22S128W MOVING W SLOWLY. SE TO
E WINDS 20 TO 25 KT S OF 13S E OF 130W.
.24 HOUR FORECAST TROUGH DISSIPATED. SEE WINDS BELOW.

.TROUGH FROM 06S160E TO 08S163E MOVING W SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 60 NM OF TROUGH.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.

.24 HOUR FORECAST SE TO E WINDS 20 TO 25 KT S OF 12S E OF 140W. NE TO
E WINDS 20 TO 25 KT N OF 07S BETWEEN 165W AND 155W.
.48 HOUR FORECAST SE TO E WINDS 20 TO 25 KT S OF 10S E OF 145W. NE TO
E WINDS 20 TO 25 KT N OF 08S BETWEEN 180W AND 155W.

.48 HOUR FORECAST NEW FRONT FROM 25S170E TO 22S160E.

.RIDGE FROM 25S130W TO 17S140W TO 12S148W MOVING SSW SLOWLY.

.RIDGE FROM 25S173E TO 15S175W MOVING E 10 KT.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 10 FT S OF 07S E OF 130W...AND S OF 20S BETWEEN 167E AND
180E.
.24 HOUR FORECAST SEAS 8 TO 9 FT S OF 10S E OF 133W...S OF 23S BETWEEN
178E AND 179W.
.48 HOUR FORECAST SEAS 8 TO 9 FT S OF 10S E OF 135W.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

$$

.FORECASTER SHIGESATO. HONOLULU HI.