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NWS Forecast

FZPN40 PHFO 261630
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SUN APR 26 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 26 2015.
24 HOUR FORECAST VALID 1200 UTC APR 27 2015.
48 HOUR FORECAST VALID 1200 UTC APR 28 2015.

.WARNINGS.

GALE WARNING

FRONT 30N153W 25N156W 16N164W. FRONT MOVING SE 10 KT N OF 20N

DISSIPATING S OF 20N. NE WINDS 30 TO 35 KT N OF 29N BETWEEN
160W AND 165W...NE WINDS 20 TO 30 KT ELSEWHERE BOUNDED BY 30N158W
22N170W 22N172E 27N173E 30N178W 30N158W. S WINDS 30 TO 35 KT WITHIN
90 NM E OF FRONT N OF 28N. WINDS 20 TO 30 KT ELSEWHERE N OF LINE
30N148W 26N150W 24N155W 30N154W. ISOLATED MODERATE TSTMS WITHIN 60
NM E OF FRONT N OF 28N.
.24 HOUR FORECAST FRONT 30N146W 20N157W. NE WINDS 20 TO 30 KT
BOUNDED BY 30N175W 30N145W 20N160W 20N180W 23N172E 30N175W.
.48 HOUR FORECAST FRONT WEAKENED TO TROUGH 26N150W 18N160W. WINDS 20
TO 25 KT BOUNDED BY 30N160W 30N145W 20N170W 20N170E 30N160W.

.SYNOPSIS AND FORECAST.

.TROUGH 07N169W 01N173W MOVING W 10 KT. SCATTERED MODERATE
TSTMS S OF 05S BETWEEN 170W AND 174E.
.24 HOUR FORECAST TROUGH FROM 07N173W TO 01N178W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 06N170E 02N165E MOVING NW SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 90 NM OF LINE 11N180W 10N165E.
.24 HOUR FORECAST TROUGH 08N169E 04N164E.
.48 HOUR FORECAST TROUGH 09N167E 06N163E.

.ITCZ 02N140W 02N145W 05N155W 04N165W. SCATTERED STRONG TSTMS WITHIN
240 NM OF ITCZ.

.RIDGE 29N140W 20N156W MOVING SE SLOWLY.

.RIDGE 30N163E 28N160E MOVING SE SLOWLY.

SEAS 12 TO 16 FT N OF LINE 30N159W 24N170W 30N176W
SEAS 8 TO 12
FT ELSEWHERE N OF LINE 30N150W 25N155W 28N1160W 21N170W 20N170E
30N170E. SEAS 8 TO 9 FT FROM 20N TO 05N E OF 155W AND WITHIN 180 NM
OF LINE 10N175E 14N160E.
.24 HOUR FORECAST SEAS 12 TO 16 FT BOUNDED BY 30N170W 30N151W
20N170W 23N177E 30N170W...SEAS 8 TO 12 FT ELSEWHERE BOUNDED BY
30N170E 30N145W 18N170W 20N170E 30N170E.
.48 HOUR FORECAST SEAS 8 TO 13 FT BOUNDED BY 30N180W 30N140W 10N160W
10N170E 25N165E 30N170E.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.


.HONOLULU HI.