452
FZPN40 PHFO 112235
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC SAT OCT 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC OCT 11 2025.
24 HOUR FORECAST VALID 1800 UTC OCT 12 2025.
48 HOUR FORECAST VALID 1800 UTC OCT 13 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N171E 25N160E MOVING NE 15 KT.
.24 HOUR FORECAST FRONT 30N180W 28N170E.
.48 HOUR FORECAST FRONT MOVED N OF AREA.

.TROUGH 30N154W 26N157W 25N164W SLOWLY NE.
.24 HOUR FORECAST TROUGH 30N152W 26N157W 25N161W.
.48 HOUR FORECAST TROUGH 30N154W 26N157W.

.TROUGH 15N157W 12N156W 08N157W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 13N161W 07N166W.
.48 HOUR FORECAST TROUGH 14N165W 09N169W. WINDS 20 TO 25
KT WITHIN 90 NM OF POINT 11N167W.

.TROUGH 15N165W 08N180W 06N171E MOVING W 10 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 13N167E 08N160E MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 10N162E 08N160E.
.48 HOUR FORECAST TROUGH MOVED W OF AREA.

.SEAS 4 TO 5 M N OF 27N BETWEEN 175E AND 160E. SEAS 2.5 TO
4 M ELSEWHERE N OF LINE 20N160E 30N178W.
.24 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 15N160E 15N180W
30N165W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 20N160E 10N170E
10N170W 30N155W.

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

.ITCZ 08N140W 09N145W 08N151W...AND 08N160W 07N165W 07N173W.
SCATTERED MODERATE TSTMS FROM 04N TO 08N BETWEEN 162W AND
173W.

.SCATTERED STRONG TSTMS FROM 15N TO 20N BETWEEN 160E AND
170E...AND FROM 25N TO 30N BETWEEN 150W AND 155W. ISOLATED
MODERATE TSTMS WITHIN 90 NM OF POINT 19N169W...AND
25N160W...AND FROM 25N TO 30N W OF 163E.

$$

.FORECASTER PECHACEK. HONOLULU HI.