426
FZPN40 PHFO 251502
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC WED JUN 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1200 UTC JUN 25 2025.
24 HOUR FORECAST VALID 1200 UTC JUN 26 2025.
48 HOUR FORECAST VALID 1200 UTC JUN 27 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N174E 28N174E 26N168E MOVING NW SLOWLY. SCATTERED
MODERATE TSTMS WITHIN 240 NM N OF TROUGH.
.24 HOUR FORECAST TROUGH 30N173E 25N168E 25N160E.
.48 HOUR FORECAST TROUGH 30N173E 27N160E.

.TROUGH 30N163E 24N160E MOVING NW SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 60 NM OF TROUGH.
.24 HOUR FORECAST TROUGH MOVED NW OF FORECAST AREA.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.SEAS 2.5 TO 3 M FROM 08N TO 20N BETWEEN 180W AND 160W.
.24 HOUR FORECAST SEAS 2.5 TO 3.5 M FROM 07N TO 20N BETWEEN 177E
AND 176E.
.48 HOUR FORECAST SEAS DECREASED TO 2.5 M OR LESS.

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

.ITCZ 08N140W 05N156W 04N175E. ISOLATED MODERATE TSTMS WITHIN 1800
NM N OF ITCZ W OF 165W.

.ISOLATED MODERATE TSTMS FROM 20N TO 25N BETWEEN 176E AND 180W.

$$

.FORECASTER SHIGESATO. HONOLULU HI.