436
FZPN40 PHFO 232237
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC THU MAY 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAY 23 2024.
24 HOUR FORECAST VALID 1800 UTC MAY 24 2024.
48 HOUR FORECAST VALID 1800 UTC MAY 25 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N166W 25N166W 22N167W MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 300 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH 30N167W 23N168W.
.48 HOUR FORECAST TROUGH 30N169W 25N168W 22N167W.

.TROUGH 23N176E 19N177E MOVING W SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 210 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH 23N172E 19N173E.
.48 HOUR FORECAST TROUGH 25N169E 19N171E.

.NE TO E WINDS 20 TO 25 KT FROM 19N TO 06N E OF 165W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 18N TO 06N BETWEEN
143W AND 165W.
.48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.

.SEAS 8 TO 9 FT FROM 16N TO 06N BETWEEN 145W AND 155W.
.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 13N TO 06N BETWEEN 150W
AND 163W.
.48 HOUR FORECAST SEAS LOWERED TO 8 FT OR LESS.

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

.ISOLATED MODERATE TSTMS FROM 10N TO 02N BETWEEN 177W AND 169E.

.ITCZ 07N140E 06N155W 05N171W. SCATTERED MODERATE TSTMS WITHIN
210 NM OF ITCZ W OF 152W.

ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 240 NM OF ITCZ.

$$

.FORECASTER THOMAS/PIERCE. HONOLULU HI.