251
FZPS40 PHFO 281519
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC SUN SEP 28 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SEP 28 2025.
24 HOUR FORECAST VALID 1200 UTC SEP 29 2025.
48 HOUR FORECAST VALID 1200 UTC SEP 30 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S126W 21S131W 19S137W THENCE TROUGH 18S142W 18S148W
16S153W MOVING E 10 KT. ISOLATED MODERATE TSTMS 90 NM OF TROUGH
BETWEEN 144W AND 150W.
.24 HOUR FORECAST FRONT 25S123W 22S126W THENCE TROUGH 19S133W.
.48 HOUR FORECAST FRONT MOVED E OF AREA...TROUGH 21S120W 19S125W.

.FRONT 25S169W 23S170W MOVING S AND E AT 15 KT.
.24 HOUR FORECAST FRONT 25S161W 21S162W.
.48 HOUR FORECAST FRONT MOVED S OF AREA.

.TROUGH 10S171W 13S174E 11S160E NEARLY STATIONARY. SCATTERED
MODERATE TSTMS WITHIN 240 NM OF TROUGH W OF 173W.
.24 HOUR FORECAST TROUGH 12S171E 12S160E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 TO 25 KT S OF 23S BETWEEN 130W AND 150W.
.24 HOUR FORECAST WINDS 20 TO 25 KT S OF 22S BETWEEN 140W AND
151W.
.48 HOUR FORECAST WINDS FALLEN TO 20 KT OR LESS.

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

.SEAS 2.5 TO 3 M S OF 22S BETWEEN 132W AND 151W...AND S OF A LINE
18S175W 18S178E 12S177E 11S165E.
.24 HOUR FORECAST SEAS 2.5 TO 3 M S OF A LINE 19S120W 20S138W
25S155W...S OF 21S BETWEEN 164W AND 173W...AND FROM 21S TO 11S
BETWEEN 179W AND 172E.
.48 HOUR FORECAST SEAS 3 TO 4 M S OF 23S BETWEEN 122W AND 128W.
SEAS 2.5 TO 3 M ELSEWHERE S OF A LINE FROM 22S120W 17S134W
22S159W.

.OTHERWISE...SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.

.SCATTERED MODERATE TSTMS N OF 08S W OF 168W.


$$

.FORECASTER BLOOD. HONOLULU HI.