165
FZPN40 PHFO 301508
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC TUE APR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 30 2024.
24 HOUR FORECAST VALID 1200 UTC MAY 01 2024.
48 HOUR FORECAST VALID 1200 UTC MAY 02 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK TROUGH 30N159W 25N161W 21N166W.
.24 HOUR FORECAST TROUGH 30N159W 23N162W.
.48 HOUR FORECAST TROUGH 30N160W 22N162W.

.WEAK TROUGH 22N179W 18N179W MOVING SLOWLY WEST.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 26N165E 21N164E 18N165E. MOVING W AT 10 KT.
.24 HOUR FORECAST TROUGH 21N163E 18N161E.
.48 HOUR FORECAST TROUGH MOVED W OF FORECAST AREA.

.WINDS 20 TO 25 KT FROM 05N TO 25N E OF 155W...AND FROM 05N TO
15N W OF 175W.
.24 HOUR FORECAST WINDS 20 TO 25 KT E OF LINE 05N160W 20N160W
25N140W.
.48 HOUR FORECAST WINDS 20 TO 25 KT E OF LINE 05N165W 15N165W
25N140W.

.WINDS 20 KT OR LESS OVER REMAINDER OF AREA.

.SEAS 8 TO 9 FT FROM 05N TO 20N E OF 150W.
.24 HOUR FORECAST SEAS LOWERED TO 8 FT OR LOWER.

.SEAS 8 FT OR LOWER OVER REMAINDER OF AREA.

.ITCZ 02N165W 05N153W 04N146W 05N140W. SCATTERED MODERATE TO
LOCALLY STRONG TSTMS WITHIN 300 NM OF ITCZ BETWEEN 170W AND
145W.



$$

.FORECASTER PECHACEK. HONOLULU HI.