946
FZPN40 PHFO 162231
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC THU MAY 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAY 16 2024.
24 HOUR FORECAST VALID 1800 UTC MAY 17 2024.
48 HOUR FORECAST VALID 1800 UTC MAY 18 2024.

.WARNINGS.

...GALE WARNING...
.FRONT 30N156W 22N158W 16N163W NEARLY STATIONARY. TROUGH 30N166W
24N175W MOVING W SLOWLY. WINDS 30 TO 35 KT N OF 28N BETWEEN 154W
AND 173W. WINDS 20 TO 30 KT ELSEWHERE N OF A LINE 30N152W 20N162W
13N174E 22N180W. ISOLATED MODERATE TSTMS WITHIN 150 NM E OF FRONT.
SEAS DESCRIBED BELOW.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N156W 23N158W
16N163W. SECOND TROUGH 30N168W 21N173W. WINDS 20 TO 30 KT N OF 23N
BETWEEN 150W AND 177E. SEAS DESCRIBED BELOW.
.48 HOUR FORECAST FIRST TROUGH 30N159W 16N166W. SECOND TROUGH
LITTLE CHANGE. WINDS 20 TO 25 KT N OF 26N BETWEEN 155W AND 175W.
SEAS DESCRIBED BELOW.

.SYNOPSIS AND FORECAST.

.NE TO E WINDS 20 TO 25 KT N OF 12N W OF 180W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 13N TO 26N
BETWEEN 180W AND 160E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 14N TO 22N W OF
170E.

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

.SEAS 12 TO 20 FT N OF 26N BETWEEN 160W AND 175E. SEAS 8 TO 12 FT
ELSEWHERE N OF LINE 30N151W 20N161W 12N175E 25N160E.
.24 HOUR FORECAST 12 TO 18 FT N OF 23N BETWEEN 162W AND 180W.
SEAS 8 TO 12 FT N OF LINE 30N152W 20N159W 10N180W 16N160E.
.48 HOUR FORECAST SEAS 8 TO 12 FT IN AN AREA BOUNDED BY 30N172E
30N155W 10N174E 18N160E 24N160E 30N172E.

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

.ITCZ 03N140W 04N164W 01N176W.

.SCATTERED MODERATE TSTMS FROM 16N TO 25N BETWEEN 170E AND 160E.


$$

.FORECASTER PIERCE/ALMANZA. HONOLULU HI.