High Seas Forecast
Issued by NWS

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041
FZPN40 PHFO 301512
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC THU MAY 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1200 UTC MAY 30 2024.
24 HOUR FORECAST VALID 1200 UTC MAY 31 2024.
48 HOUR FORECAST VALID 1200 UTC JUN 01 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N170W 24N174W MOVING N SLOWLY.
.24 HOUR FORECAST TROUGH 30N171W 27N173W.
.48 HOUR FORECAST TROUGH 30N172W 28N172W.

.TROUGH 22N174W 19N179W MOVING W SLOWLY. SCATTERED MODERATE
TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 22N179W 19N179E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 TO 25 KT FROM 08N TO 22N E OF 160W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 08N TO 25N E OF 165W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 08N TO 20N BETWEEN
170W AND 160W...AND FROM 08N TO 25N E OF 160W.

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

.ITCZ 06N160E 07N165E 05N167E 05N176E 04N180W 06N168W 07N152W
07N140W. SCATTERED MODERATE TSTMS WITHIN 180 NM OF ITCZ E OF
145W AND BETWEEN 170W AND 155W AND W OF 175E.

.ISOLATED MODERATE TSTMS FROM 13N TO 18N W OF 160E.



$$

.FORECASTER PECHACEK. HONOLULU HI.