152
FZPN40 PHFO 201042
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 20 2024.
24 HOUR FORECAST VALID 0600 UTC MAY 21 2024.
48 HOUR FORECAST VALID 0600 UTC MAY 22 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N158W 27N159W 21N167W 15N170W MOVING W SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 240 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 30N161W 24N166W 18N171W.
.48 HOUR FORECAST TROUGH 30N163W 22N168W 15N166W.

.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 12N W OF 166E.

.ITCZ 06N140W 06N167W 07N178W. ISOLATED MODERATE TSTMS WITHIN
180 NM OF ITCZ W OF 160W.


$$

.FORECASTER THOMAS. HONOLULU HI.