006
FZPS40 PHFO 161515
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC FRI MAY 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAY 16 2025.
24 HOUR FORECAST VALID 1200 UTC MAY 17 2025.
48 HOUR FORECAST VALID 1200 UTC MAY 18 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 25S138W TO 21S150W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH FROM 25S136W TO 22S145W TO 17S155W.
.48 HOUR FORECAST TROUGH FROM 25S134W TO 20S144W.

.TROUGH FROM 05S159W TO 09S156W TO 13S151W MOVING W 20 KT.
SCATTERED MODERATE TSTMS FROM 12S TO 02S BETWEEN 150W AND 170W.
.24 HOUR FORECAST TROUGH FROM 09S176W TO 10S170W.
.48 HOUR FORECAST TROUGH FROM 05S171E TO 10S177W.

.TROUGH FROM 05S166E TO 10S170E TO 14S177E MOVING W 10 KT. SCATTERED
MODERATE TSTMS FROM 17S TO 10S W OF 178E.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.

.48 HOUR FORECAST NEW TROUGH 25S160W TO 21S161W.

.E WINDS 20 TO 25 KT S OF 13S BETWEEN 165E AND 175W. SE WINDS 20 TO 25
KT S OF 21S BETWEEN 160W AND 145W.
.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 17S TO 13S BETWEEN 166E
AND 180W. SE WINDS 20 TO 25 KT S OF 21S BETWEEN 164W AND 145W.
.48 HOUR FORECAST SE WINDS 20 TO 25 KT S OF 21S BETWEEN 156W AND
140W... AND FROM 10S TO 05S BETWEEN 145W AND 140W.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.24 HOUR FORECAST SEAS 2.5 TO 3 M S OF 21S BETWEEN 165W AND 140W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M S OF 21S E OF 160W.

.SEAS 4 M OR LOWER ENTIRE FORECAST AREA.

.ITCZ FROM 04S138W TO 06S144W. SCATTERED MODERATE TSTMS WITHIN
N OF 05S BETWEEN 150W AND 145W.

.ISOLATED MODERATE TSTMS FROM 13S TO 06S BETWEEN 170E AND 175E...
AND FROM 15S TO 07S BETWEEN 160W AND 152W... AND FROM 20S TO 10S
BETWEEN 170W AND 160W... AND N OF 10S BETWEEN 175W AND 155W.

$$

.FORECASTER SHIGESATO. HONOLULU HI.