647
FZPN40 PHFO 021523
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC TUE SEP 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 02 2025.
24 HOUR FORECAST VALID 1200 UTC SEP 03 2025.
48 HOUR FORECAST VALID 1200 UTC SEP 04 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N170E 27N160E NEARLY STATIONARY. ISOLATED MODERATE
TSTMS WITHIN 210 NM OF FRONT.
.24 HOUR FORECAST FRONT 30N173E 25N160E
.48 HOUR FORECAST WEAK FRONT 30N171E 25N160E.

.FRONT 30N148W 26N153W 26N158W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT 30N148W 26N152W 26N157W.
.48 HOUR FORECAST WEAK FRONT 30N147W 28N153W.

.TROUGH 15N165W 11N161W 10N156W MOVING W 10 KT. ISOLATED
MODERATE TSTMS WITHIN 150 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 13N167W 10N168W
.48 HOUR FORECAST TROUGH 14N173W 10N173W.

.TROUGH 15N178E 08N177E MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 150 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 14N175E 07N171E.
.48 HOUR FORECAST TROUGH 14N169E 05N162E.

.TROUGH 14N165W 10N162W MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH W OF AREA.

.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER ENTIRE
FORECAST AREA.

.MONSOON TROUGH 10N140W 09N154W. ISOLATED MODERATE TSTMS
WITHIN 180 NM OF TROUGH.

$$

.FORECASTER THOMAS. HONOLULU HI.