631
FZPN40 PHFO 281510
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SAT SEP 28 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP


SECURITE

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1200 UTC SEP 28 2024.
24 HOUR FORECAST VALID 1200 UTC SEP 29 2024.
48 HOUR FORECAST VALID 1200 UTC SEP 30 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 23N178W 20N179W 17N178W MOVING NW SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 150 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH 24N179W 19N178E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 13N167W 07N171W MOVING NW 10 KT. ISOLATED MODERATE TSTMS
WITHIN 210 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 13N171W 07N174W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 11N173E 08N165E 07N160E MOVING NW SLOWLY. SCATTERED
MODERATE TSTMS WITHIN 180 OF TROUGH.
.24 HOUR FORECAST TROUGH 11N165E 08N160E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS OVER ENTIRE FORECAST
AREA.

.ITCZ 10N140W 10N146W 11N152W 12N162W. ISOLATED MODERATE TSTMS
WITHIN 150 NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 18N TO 22N BETWEEN 175W AND 171W.

$$

.FORECASTER PIERCE. HONOLULU HI.