042
FZPN40 PHFO 201537
HSFNP

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N159W 27N170W 18N171W MOVING W SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 180 NM OF TROUGH N OF 27N.
.24 HOUR FORECAST TROUGH 30N162W 26N163W 18N172W.
.48 HOUR FORECAST TROUGH 30N164W 24N167W 19N172W.

.NE TO E WINDS 20 TO 25 KT FROM 16N TO 06N E OF 169W. S TO SE
WINDS 20 TO 25 KT N OF 26N BETWEEN 159W AND 159W. E WINDS 20
TO 25 KT FROM 12N TO 06N W OF 162E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT E OF LINE 23N150W
07N162W.
.48 HOUR FORECAST WINDS NE 20 TO 25 KT E OF A LINE FROM 20N140W
TO 17N156W TO 08N161W TO 06N140W.

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

.OTHERWISE...SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.ISOLATED MODERATE TSTMS S OF 08N W OF 166E.

.ITCZ 06N140W 06N177W. ISOLATED MODERATE TSTMS WITHIN 180 NM OF
ITCZ.


$$

.FORECASTER THOMAS. HONOLULU HI.