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000
FZPN40 PHFO 161455
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC TUE APR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC APR 16 2024.
24 HOUR FORECAST VALID 1200 UTC APR 17 2024.
48 HOUR FORECAST VALID 1200 UTC APR 18 2024.

.WARNINGS.

...GALE WARNING...
.FRONT 30N165W 24N160E MOVING E 10 KT. S TO SE WINS 30 TO 35 KT
WITHIN 90 NM E OF FRONT N OF 26N. WINDS 20 TO 30 KT ELSEWHERE
N OF 25N BETWEEN 163E AND 172E. ISOLATED MODERATE TSTMS WITHIN
270 NM SE OF FRONT N OF 25N.
.24 HOUR FORECAST FRONT 30N167E 24N165E 21N160E. SE WINDS 20 TO
25 KT N OF 28N BETWEEN 168E AND 172E.
.48 HOUR FORECAST FRONT 30N170E 24N164E. WINDS WEAKENED TO 20 KT
OR LESS.

.SYNOPSIS AND FORECAST.

.LOW 27N156W 1007 MB. FRONT FROM LOW TO 27N158W 30N157W...AND
30N148W 25N150W 20N152W THENCE TROUGH TO 13N161W.
FRONT MOVING E 15 KT. TROUGH NEARLY STATIONARY. WINDS 20 TO 25
KT N OF 25N BETWEEN 175W AND 155W...AND N OF 25N E OF 150W.
ISOLATED MODERATE TSTMS WITHIN 150 NM E OF FRONT N OF 25N.
.24 HOUR FORECAST LOW 28N150W 1012 MB. FRONT LOW TO 29N148W
24N149W 21N153W. TROUGH DISSIPATED. WINDS DIMINISHED TO 20 KT
OR LESS.
.48 HOUR FORECAST LOW DISSIPATED. FRONT BECOMES TROUGH 30N143W
24N147W.

.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 05N TO 15N BETWEEN
170E AND 170W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 05N TO 15N ACROSS
ENTIRE FORECAST AREA.

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

.SEAS 12 TO 16 FT N OF 25N BETWEEN 165W AND 155W. SEAS 8 TO 12
FT ELSEWHERE N OF LINE 20N160E 10N175E 10N175W 30N145W.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE 28N160E 05N175W
30N140W.
.48 HOUR FORECAST SEAS 8 TO 12 FT FROM 05N TO 25N BETWEEN 175E
AND 165W.

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

.ITCZ 05N165W 05N145W 05N140W. ISOLATED MODERATE TSTMS WITHIN 120
NM OF ITCZ.



$$

.FORECASTER PECHACEK. HONOLULU HI.