High Seas Forecast
Issued by NWS

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FZPN40 PHFO 241532
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC WED APR 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 24 2024.
24 HOUR FORECAST VALID 1200 UTC APR 25 2024.
48 HOUR FORECAST VALID 1200 UTC APR 26 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N180E 22N170E MOVING E SLOWLY.
.24 HOUR FORECAST TROUGH STRENGTHENS TO FRONT 30N179W 23N170E. SEE
WINDS AND SEAS BELOW.
.48 HOUR FORECAST FRONT 30N172W 23N178E. SEE WINDS AND SEAS BELOW.

.TROUGH 27N163E 24N160E MOVING S SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 90 NM OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 TO 25 KT IN AREA 09N140W 03N180W 10N168E 25N160W 23N140W.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 04N AND S OF LINE 04N170E
26N160W 23N140W. WINDS 20 TO 25 KT N OF LINE 30N172E 27N160E.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 04N AND S OF LINE 14N160E
12N175W 26N160W 15N145W 23N140W. WINDS 20 TO 30 KT N OF LINE
30N173W 22N178E 27N160E.

.OTHERWISE WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 10 FT FROM 02N TO 18N E OF 168E.
.24 HOUR FORECAST SEAS 8 TO 10 FT N OF 03N AND S OF LINE 03N168E
15N170E 22N160W 19S140W. SEAS 8 TO 9 FT N OF LINE 30N171E 28N165E
28N160E.
.48 HOUR FORECAST SEAS 8 TO 10 FT IN AREA 05N140W 03N160W 03N170W
09N179E 24N159W 21N140W. SEAS 8 TO 12 FT N OF LINE 30N177W 25N175E
23N160E.

.OTHERWISE SEAS 8 FT OR LOWER OVER REMAINDER OF AREA.

.ITCZ 04N140W 04N160W 06N172W 03N178E. ISOLATED MODERATE TSTMS
WITHIN 90 NM OF ITCZ.

.ISOLATED MODERATE TSTMS W OF 173E S OF 14N.

$$

.FORECASTER POWELL. HONOLULU HI.
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