High Seas Forecast
Issued by NWS

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075
FZPN40 PHFO 180328
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC TUE JUN 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
JULY 29 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 0000 UTC JUN 18 2024.
24 HOUR FORECAST VALID 0000 UTC JUN 19 2024.
48 HOUR FORECAST VALID 0000 UTC JUN 20 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 30N172E TO 24N167E TO 19N164E NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.24 HOUR FORECAST NEW FRONT FROM 30N173E TO 27N164E.
.48 HOUR FORECAST FRONT FROM 30N175E TO 27N170E TO 26N160E.

.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT SEAS 8 TO 9 FT FROM
06N TO 19N BETWEEN 148W AND 167W.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS.

.ITCZ FROM 07N140W TO 08N153W TO 08N168W TO 08N177E TO 07N160E.
SCATTERED MODERATE TSTMS FROM 06N TO 10N E OF 147W...WITHIN 240 NM
N OF ITCZ BETWEEN 161W AND 177W...AND FROM 06N TO 08N W OF 163E.

.ISOLATED MODERATE TSTMS FROM 15N TO 24N BETWEEN 178E AND 173E.

$$

.FORECASTER BIRCHARD. HONOLULU HI.