621
FZPS40 PHFO 052318
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC SUN OCT 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 05 2025.
24 HOUR FORECAST VALID 1800 UTC OCT 06 2025.
48 HOUR FORECAST VALID 1800 UTC OCT 07 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 25S135W 22S130W MOVING E 15 KT.
.24 HOUR FORECAST TROUGH 25S130W 22S135W.
.48 HOUR FORECAST TROUGH 25S125W 20S130W.

.TROUGH 25S175W 22S180W 20S170E 19S160E MOVING E 15 KT S OF 20S
AND NEARLY STATIONARY ELSEWHERE.
.24 HOUR FORECAST TROUGH 25S170W 20S173W 18S178E.
.48 HOUR FORECAST TROUGH 25S165W 20S168W.

.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 25S TO 15S BETWEEN 145W
AND 155W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 25S TO 20S BETWEEN 130W
AND 150W.

.SEAS 2.5 TO 4 M S OF 20S W OF 180W...AND S OF 10S BETWEEN 150
AND 165W...AND S OF 20S BETWEEN 140W AND 150W...AND E OF LINE
05S140W 25S130W.
.24 HOUR FORECAST SEAS 2.5 TO 4 M S OF LINE 25S165E 15S175E
25S175W...AND E OF LINE 25S155W 10S165W 00S120W.
.48 HOUR FORECAST SEAS 2.5 TO 3.5 M S OF LINE 02S120W 10S137W
17S144W 16S160W. SEAS 2.5 TO 3 M S OF 12S BETWEEN 170W AND 170E.

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

$$

.FORECASTER PECHACEK. HONOLULU HI.