361
FZPS40 PHFO 092231
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC THU OCT 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC OCT 09 2025.
24 HOUR FORECAST VALID 1800 UTC OCT 10 2025.
48 HOUR FORECAST VALID 1800 UTC OCT 11 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 18S120W 14S129W 16S141W MOVING ENE SLOWLY. SE WINDS 20 TO
25 KT S OF FRONT.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 16S120W 14S137W. WINDS
EASED TO 20 KT OR LESS.
.48 HOUR FORECAST TROUGH DISSIPATED.

.FRONT 25S155W 22S157W 20S164W THENCE TROUGH 12S173W 07S166E
05S160E. FRONT MOVING E 10 KT S OF 22S AND NEARLY STATIONARY
ELSEWHERE. TROUGH MOVING SW 10 KT N OF 15S AND MOVING E 10 KT
ELSEWHERE. E TO SE WINDS 20 TO 25 KT S OF 08S W OF 171W. SCATTERED
MODERATE TO STRONG TSTMS FROM 12S TO 05S BETWEEN 163E AND 178E
AND WITHIN 210 NM OF TROUGH ELSEWHERE.
.24 HOUR FORECAST FRONT 25S150W 20S154W THENCE TROUGH 17S163W
13S177E 06S160E. E TO SE WINDS 20 TO 25 KT FROM 23S TO 09S W OF
161W.
.48 HOUR FORECAST FRONT 25S142W 20S145W. TROUGH DETACHED 11S169E
04S160E. WINDS EASED TO 20 KT OR LESS.

.TROUGH 10S154W 06S163W MOVING W 10 KT. ISOLATED MODERATE TSTMS
FROM 11S TO 07S BETWEEN 163W AND 156W.
.24 HOUR FORECAST TROUGH 10S160W 08S171W 06S178W.
.48 HOUR FORECAST TROUGH 09S164W 08S176W 04S173E.

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

.SEAS 4 TO 5 M S OF 18S E OF 133W. SEAS 2.5 TO 4 M ELSEWHERE S OF
A LINE 25S151W 14S165W 06S148W 10S131W 03S132W 04S120W. SEAS 2.5
TO 4 M S OF 07S BETWEEN 165E AND 169W.
.24 HOUR FORECAST SEAS 2.5 TO 4 M S OF A LINE 25S169E 13S167E
19S160E 12S160E 08S167E 09S168E 14S178W 09S163W 25S157W...AND S OF
A LINE 25S132W 13S147W 18S153W 08S158W 09S120W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M S OF A LINE 25S173E 22S170E
18S174E 19S178W 11S176W 11S163W 25S145W.

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

.ISOLATED MODERATE TSTMS FROM 13S TO 08S BETWEEN 171W AND 163W.

$$

.FORECASTER TROTTER. HONOLULU HI.