404
FZPN40 PHFO 280931
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SUN APR 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC APR 28 2024.
24 HOUR FORECAST VALID 0600 UTC APR 29 2024.
48 HOUR FORECAST VALID 0600 UTC APR 30 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW JUST N OF FORECAST AREA NEAR 31N171W NEARLY STATIONARY. FRONT
30N167W 22N170W 21N180E MOVING E 10 KT N OF 25N AND NEARLY STATIONARY
S OF 25N. SE WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT WITHIN 120 NM E
OF FRONT N OF 28N. W TO NW WINDS 20 TO 25 KT AND SEAS 8 TO 10 FT
N OF 28N BETWEEN 172W AND 178W. ISOLATED MODERATE TSTMS WITHIN 120
NM E OF FRONT N OF 25N.
.24 HOUR FORECAST LOW MOVED WELL N OF FORECAST AREA. FRONT 30N163W
27N166W THENCE TROUGH 20N174W. ASSOCIATED WINDS EASED TO 20 KT OR
LESS AND SEAS LOWERED TO 8 FT OR LOWER.
.48 HOUR FORECAST FRONT DISSIPATED. TROUGH 30N160W 25N164W.

.TROUGH 24N170E 19N166E MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH 23N166E 20N165E.
.48 HOUR FORECAST TROUGH 26N168E 20N166E.

.24 HOUR FORECAST NEW FRONT 30N166E 29N160E.
.48 HOUR FORECAST FRONT 30N171E 27N160E.

.E WINDS 20 TO 25 KT AND SEAS 8 TO 10 FT BETWEEN 06N AND LINE
24N140W 22N150W 07N163W.
.24 HOUR FORECAST E WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT BETWEEN
06N AND LINE 22N140W 20N150W 08N160W.
.48 HOUR FORECAST E WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT BETWEEN
08N AND 12N E OF 153W.

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

.ITCZ 04N140W 03N160W 02N180W 01N170E 00N160E. SCATTERED MODERATE
TSTMS WITHIN 240 NM N OF ITCZ BETWEEN 163W AND 155W. ISOLATED
MODERATE TSTMS ELSEWHERE WITHIN 150 NM OF ITCZ.

$$

.FORECASTER SHIGESATO. HONOLULU HI.