190
FZPS40 PHFO 110307
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC SAT OCT 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 OCT 11 2025.
24 HOUR FORECAST VALID 0000 UTC OCT 12 2025.
48 HOUR FORECAST VALID 0000 UTC OCT 13 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S147W 22S154W MOVING E SLOWLY.
.24 HOUR FORECAST FRONT 25S140W 20S144W.
.48 HOUR FORECAST FRONT 25S135W 21S138W THENCE NEW TROUGH
12S151W.

.TROUGH 15S120W 08S139W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 15S179E 10S173E 05S162E MOVING W 10 KT. WINDS 20 TO 25 KT
S OF 10S W OF 167W. SCATTERED MODERATE TO STRONG TSTMS FROM 13S
TO 03S W OF 178E. ISOLATED MODERATE TSTMS WITHIN 210 NM OF TROUGH
ELSEWHERE.
.24 HOUR FORECAST TROUGH 12S170E 05S160E. WINDS 20 TO 25 KT S OF
08S W OF 175W.
.48 HOUR FORECAST TROUGH 12S168W 08S165E 06S160E. WINDS EASED TO
20 KT OR LESS.

.TROUGH 10S162W 09S172W 06S179W MOVING WSW SLOWLY. SCATTERED
MODERATE TSTMS FROM 13S TO 07S BETWEEN 179E AND 164W.
.24 HOUR FORECAST TROUGH 09S161W 07S178W.
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IMMEDIATELY
ABOVE.

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

.SEAS 2.5 TO 3 M S OF LINE 25S152W 19S161W 10S150W 05S151W
11S176W 19S178W 19S177E 09S179E 08S164E 13S160E EXCEPT S OF 13S W
OF 168E...AND S OF 08S E OF 142W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M S OF LINE 25S174E 14S167E
14S160E 09S163E 11S164W 25S142W EXCEPT FROM 18S TO 15S BETWEEN
175E AND 179W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M S OF LINE 25S149W 19S178W
15S179W 15S171E 13S171E 14S166W 25S134W.

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

$$

.FORECASTER TROTTER. HONOLULU HI.