507
FZPN40 PHFO 261515
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC THU JUN 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 26 2025.
24 HOUR FORECAST VALID 1200 UTC JUN 27 2025.
48 HOUR FORECAST VALID 1200 UTC JUN 28 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N171E 26N170E 24N165E MOVING NW SLOWLY. NUMEROUS STRONG
TSTMS WITHIN 60 NM OF A LINE FROM 30N175E 20N173E. ISOLATED
MODERATE TSTMS N OF 28N BETWEEN 168E AND TROUGH.
.24 HOUR FORECAST TROUGH 30N172E 26N168E 26N160E.
.48 HOUR FORECAST TROUGH MOVED W OF AREA.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.SEAS 2.5 TO 3.5 M FROM 15N TO 15N BETWEEN 170E AND 175W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 08N TO 12N BETWEEN 163W
AND 155W.
.48 HOUR FORECAST SEAS SUBSIDED TO 2.5 M OR LOWER.

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

.ITCZ 08N140W 03N170W 03N173E. ISOLATED MODERATE TSTMS WITHIN 90
NM OF ITCZ BETWEEN 160W AND 155W... AND WITHIN 180 NM W OF 180W.

.ISOLATED MODERATE TSTMS FROM 02N TO 08N W OF 170E.

$$

.FORECASTER SHIGESATO. HONOLULU HI.