119
FZPN40 PHFO 300321
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC APR 30 2024.
24 HOUR FORECAST VALID 0000 UTC MAY 01 2024.
48 HOUR FORECAST VALID 0000 UTC MAY 02 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK FRONT 30N161W 26N164W 24N166W MOVING E SLOWLY. SCATTERED
MODERATE TSTMS WITHIN 210 NM E OF FRONT.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N160W 20N166W.
.48 HOUR FORECAST TROUGH 30N161W 20N167W.

.WEAK FRONT 30N169E 28N163E 28N160E MOVING NE 20 KT.
.24 HOUR FORECAST FRONT DISSIPATED N OF AREA.

.TROUGH 23N179W 18N180E MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH 22N180E 18N179E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 26N166E 21N167E 17N166E MOVING W SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 180 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.NE TO E WINDS 20 TO 25 KT E OF LINE 27N145W 12N156W 06N150W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT E OF LINE 22N145W
08N162W...AND FROM 11N TO 06N W OF 175E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT E OF LINE 25N145W
07N160W...AND FROM 16N TO 07N E OF 164W.

.WINDS 20 KT OR LESS OVER REMAINDER OF AREA.

.SEAS 8 TO 9 FT FROM 12N TO 05N E OF 160W.
.24 HOUR FORECAST SEAS LOWERED TO 8 FT OR LOWER.

.SEAS 8 FT OR LOWER OVER REMAINDER OF AREA.

.ITCZ 05N140W 04N152W 01N160W 05N174W 02N173E. ISOLATED MODERATE
TSTMS WITHIN 120 NM OF ITCZ E OF 144W...AND WITHIN 210 NM OF ITCZ
BETWEEN 157W AND 175W.

$$

.FORECASTER AHUE. HONOLULU HI.