552
FZPS40 PHFO 140321
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC MON JUL 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JUL 14 2025.
24 HOUR FORECAST VALID 0000 UTC JUL 15 2025.
48 HOUR FORECAST VALID 0000 UTC JUL 16 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S175W 21S177W 16S178E THENCE TROUGH TO 09S167E 06S160E.
FRONT AND TROUGH MOVING E 10 KT E OF 169E. TROUGH MOVING W SLOWLY
ELSEWHERE. WINDS 20 TO 30 KT S OF 23S BETWEEN FRONT AND 170W.
SCATTERED MODERATE TSTMS WITHIN 210 NM OF FRONT AND TROUGH.
.24 HOUR FORECAST FRONT 25S168W 18S174W THENCE TROUGH TO 12S175E
03S172E. WINDS EASED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT 25S164W 21S170W 19S173W THENCE TROUGH TO
10S169E 04S163E.

.TROUGH 11S172W 08S179W 03S175E MOVING W 15 KT. SCATTERED MODERATE
TSTMS FROM 12S TO 04S BETWEEN 167W AND 176E.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT AND TROUGH DESCRIBED
IMMEDIATELY ABOVE.

.FRONT 25S140W 21S146W THENCE TROUGH TO 18S149W 14S151W. FRONT AND
TROUGH MOVING E 15 KT. SCATTERED MODERATE TSTMS S OF 23S BETWEEN
FRONT AND 133W.
.24 HOUR FORECAST FRONT 25S132W 19S140W THENCE TROUGH TO 16S146W.
.48 HOUR FORECAST FRONT 25S126W 19S134W 17S140W. TROUGH DISSIPATED.

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

.SEAS 2.5 TO 4.0 M W OF LINE 25S172W 15S173E 10S160E...N OF 18S
BETWEEN 140W AND 180E...AND E OF 140W.
.24 HOUR FORECAST SEAS 2.5 TO 4.0 M W OF LINE 25S171W 12S174E...AND
N OF 10S E OF 140W.
.48 HOUR FORECAST SEAS MAINLY 2.5 TO 3.5 M S OF 10S BETWEEN 169W
AND 169E...AND N OF 10S E OF 130W.

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

$$

.FORECASTER AHUE. HONOLULU HI.