High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 280430
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC THU AUG 28 2014

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC AUG 28 2014.
24 HOUR FORECAST VALID 0000 UTC AUG 29 2014.
48 HOUR FORECAST VALID 0000 UTC AUG 30 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 31N141W 1010 MB JUST N OF FORECAST AREA MOVING NW SLOWLY.
WEAK TROUGH FROM 28N140W TO 25N142W.
.24 HOUR FORECAST LOW 31N142W 1012 MB JUST N OF FORECAST AREA.
WEAK TROUGH FROM 30N142W TO 26N147W.
.48 HOUR FORECAST LOW AND TROUGH DISSIPATED.

.LOW 18N140W 1010 MB MOVING W SLOWLY.
.24 HOUR FORECAST LOW DISSIPATED.

.WEAK TROUGH FROM 20N173E TO 10N171E MOVING W 10 KT. ISOLATED
MODERATE TO STRONG TSTMS WITHIN 420 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 19N168E TO 11N166E.
.48 HOUR FORECAST WEAK TROUGH FROM 19N163E TO 10N160E.

.RIDGE FROM 30N168E TO 27N160E MOVING N SLOWLY.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.SEAS 8 TO 10 FT N OF 20N E OF 146W.
.24 HOUR FORECAST SEAS 8 TO 9 FT N OF 27N BETWEEN 143W AND 152W.
.48 HOUR FORECAST SEAS DIMINISHED TO 8 FT OR LESS.

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

.ISOLATED MODERATE TSTMS FROM 02N TO 08N W OF 162E...AND N OF 26N W
OF 167E.

.MONSOON TROUGH FROM 11N140W TO 09N155W. ISOLATED MODERATE TSTMS
WITHIN 200 NM S OF MONSOON TROUGH.

.ITCZ FROM 09N157W TO 07N165W TO 06N174W. ISOLATED MODERATE TSTMS
WITHIN 90 NM OF ITCZ.

$$
.HONOLULU HI.





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