370
FZPS40 PHFO 062304
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC SAT DEC 06 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 DEC 06 2025.
24 HOUR FORECAST VALID 1800 UTC DEC 07 2025.
48 HOUR FORECAST VALID 1800 UTC DEC 08 2025.

.WARNINGS.

...GALE WARNING...

.LOW NEAR 23S144W 1004 MB MOVING S 15 KT. TROUGH FROM LOW TO
17S142W 14S156W NEARLY STATIONARY. WINDS 30 TO 35 KT WITHIN
90 NM OF NE SEMICIRCLE. WINDS 20 TO 30 KT ELSEWHERE WITHIN
180 NM OF LOW.
.24 HOUR FORECAST LOW MOVED S OF AREA. TROUGH 25S140W 20S150W
15S155W. GALE FORCE WINDS MOVED S OF AREA. WINDS 20 TO 30
KT S OF 22S BETWEEN 140W AND 145W.
.48 HOUR FORECAST TROUGH 25S140W 20S144W. WINDS DIMINISHING TO
LESS THAN 20 KT.

.SYNOPSIS AND FORECAST.

.TROUGH 21S162W 25S162W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 19S124W 25S130W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 17S176E 12S169E 10S160E NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH STRENGTHENS TO LOW 21S179W 1003 MB.
TROUGH FROM LOW TO 20S180W 15S176E.
.48 HOUR FORECAST LOW MOVED S OF AREA. TROUGH 25S180W 15S177W.

.WINDS 20 TO 30 KT S OF 20S BETWEEN 175W AND 170E.
.24 HOUR FORECAST WINDS 20 TO 30 KT S OF 22S BETWEEN 170W AND
173E.
.48 HOUR FORECAST WINDS 20 TO 25 KT S OF 22S BETWEEN 170W AND
178W.

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

.SEAS 2.5 TO 4 M S OF 20S BETWEEN 140W AND 170E.
.24 HOUR FORECAST SEAS 2.5 TO 4 M S OF 18S BETWEEN 155W AND 170E.
.48 HOUR FORECAST SEAS 2.5 TO 4 M S OF 22S BETWEEN 165W AND 175E.

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

.SCATTERED MODERATE TSTMS FROM 12S TO 05S BETWEEN 175W AND
170E...AND FROM 25S TO 15S BETWEEN 175W AND 173E.

$$

.FORECASTER PECHACEK. HONOLULU HI.