026
FZPN40 PHFO 080325
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC WED OCT 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC OCT 08 2025.
24 HOUR FORECAST VALID 0000 UTC OCT 09 2025.
48 HOUR FORECAST VALID 0000 UTC OCT 10 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 29N153W 23N156W 16N164W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 30N157W 23N161W 17N168W.
.48 HOUR FORECAST TROUGH 30N155W 22N162W 17N170W.

.TROUGH 24N140W 23N142W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.FIRST LOW NEAR 11N154W 1009 MB MOVING N SLOWLY. SECOND LOW NEAR
10N149W 1011 MB MOVING N SLOWLY. TROUGH FROM SECOND LOW TO FIRST
LOW TO 11N158W TO 04N172W MOVING NW SLOWLY. ISOLATED MODERATE
TSTMS WITHIN 240 NM OF TROUGH.
.24 HOUR FORECAST FIRST LOW DISSIPATED. SECOND LOW NEAR 11N148W
1009 MB. TROUGH FROM SECOND LOW TO 13N158W TO 06N176W.
.48 HOUR FORECAST LOW NEAR 11N148W 1009 MB. TROUGH FROM LOW TO
13N160W TO 08N175W.

.24 HOUR FORECAST NEW TROUGH 27N176W 20N171W.
.48 HOUR FORECAST TROUGH 26N177W 20N174W.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF LINE 30N175W 27N176E
30N174E.

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

.ITCZ 09N140W 10N145W...AND 05N177E 04N168E 06N160E. ISOLATED
MODERATE TSTMS WITHIN 90 NM OF ITCZ E OF 145W.

.ISOLATED MODERATE TSTMS FROM 20N TO 12N W OF 164E.

$$

.FORECASTER TROTTER. HONOLULU HI.