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000
FZPN40 PHFO 201512
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SAT APR 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 20 2024.
24 HOUR FORECAST VALID 1200 UTC APR 21 2024.
48 HOUR FORECAST VALID 1200 UTC APR 22 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N164E TO 25N160E MOVING E 15 KT. ISOLATED MODERATE
TSTMS WITHIN 90 NM E OF FRONT N OF 25N.
.24 HOUR FORECAST FRONT FROM 30N170E TO 26N165E TO 24N160E. WINDS
DECREASED TO 20 KT OR BELOW.
.48 HOUR FORECAST FRONT FROM 30N175E TO 25N165E.

.TROUGH FROM 26N140W TO 21N145W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH FROM 27N140W TO 25N144W 20N148W.
.48 HOUR FORECAST TROUGH FROM 26N140W TO 24N145W.

.E TO NE WINDS 20 TO 25 KT FROM 05N TO 15N E OF 178W.
.24 HOUR FORECAST E TO NE WINDS 20 TO 25 KT FROM 05N TO 15N
E OF 174E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 05N TO 15N BETWEEN
141W AND 177E.

.24 HOUR FORECAST SEAS 8 TO 10 FT N OF 28N W OF 163E.
.48 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 30N173E TO
24N169E TO 24N160E. SEAS 8 TO 9 FT FROM 06N TO 13N BETWEEN 159W AND
170W.

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

.ITCZ FROM 03N140W TO 04N158W TO 03N180W TO 05N165E TO 08N160E.
SCATTERED MODERATE TSTMS WITHIN 240 NM OF ITCZ W OF 160W. ISOLATED
MODERATE TSTMS WITHIN 90 NM OF ITCZ E OF 145W.



$$

.FORECASTER TSAMOUS. HONOLULU HI.