652
FZPN40 PHFO 160327
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC WED JUL 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUL 16 2025.
24 HOUR FORECAST VALID 0000 UTC JUL 17 2025.
48 HOUR FORECAST VALID 0000 UTC JUL 18 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N169W 23N170W MOVING W SLOWLY. ISOLATED MODERATE TSTMS
N OF 28N BETWEEN 171W AND 167W.
.24 HOUR FORECAST TROUGH DISSIPATED.

.FRONT 30N179W 26N171E NEARLY STATIONARY.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N175E 24N170E.
.48 HOUR FORECAST TROUGH 30N167E 22N162E.

.TROUGH 26N179W 18N179W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH MERGES WITH TROUGH DESCRIBED IMMEDIATELY
ABOVE.

.WINDS 20 TO 25 KT FROM 14N TO 06N BETWEEN 176E AND 144W.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

.WINDS 20 KT OR LESS REMAINDER OF FORECAST AREA.

.SEAS 2.5 TO 3.0 M FROM 15N TO 03N E OF 178W.
.24 HOUR FORECAST SEAS 2.5 TO 3.0 M FROM 18N TO 07N BETWEEN 179W
AND 147W.
.48 HOUR FORECAST SEAS 2.5 TO 3.0M FROM 16N TO 06N BETWEEN 179E
AND 152W.

.SEAS 2.5 M OR LOWER REMAINDER OF FORECAST AREA.

.ITCZ 09N141W 06N178W 05N160E. ISOLATED MODERATE TSTMS WITHIN 240
NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 27N TO 25N W OF 162E.

$$

.FORECASTER TROTTER. HONOLULU HI.