High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 210445
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SUN SEP 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 21 2014.
24 HOUR FORECAST VALID 0000 UTC SEP 22 2014.
48 HOUR FORECAST VALID 0000 UTC SEP 23 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N156W TO 28N164W TO 29N168W MOVING E 10 KT.
.24 HOUR FORECAST WEAKENING FRONT FROM 30N150W TO 29N154W TO 27N164W.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N145W TO 28N150W.

.TROUGH FROM 18N159W TO 14N159W TO 10N160W MOVING W 10 KT. SCATTERED
MODERATE TSTMS WITHIN 300 NM E OF TROUGH N OF 15N...AND WITHIN 180
NM E OF TROUGH S OF 15N.
.24 HOUR FORECAST TROUGH FROM 17N165W TO 12N164W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 15N151W TO 10N152W MOVING W 10 KT. ISOLATED TSTMS
WITHIN 180 NM S AND SE OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 13N140W TO 10N146W MOVING W 15 KT. ISOLATED TSTMS
WITHIN 240 NM SW AND S OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 13N145W TO 09N151W.
.48 HOUR FORECAST TROUGH FROM 11N151W TO 06N158W.

.TROUGH FROM 27N157W TO 22N159W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH FROM 26N157W TO 22N158W.
.48 HOUR FORECAST WEAKENING TROUGH FROM 25N159W TO 22N158W.

.TROUGH FROM 30N144W TO 25N146W MOVING E 10 KT.
.24 HOUR FORECAST TROUGH 30N140W TO 25N142W.
.48 HOUR FORECAST TROUGH MOVED E OF AREA.

.TROUGH FROM 13N169E TO 09N172E TO 03N175E MOVING W 10 KT. SCATTERED
MODERATE TSTMS WITHIN 240 NM E OF TROUGH. ISOLATED MODERATE TSTMS
WITHIN 180 NM W OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 12N167E TO 09N171E TO 05N171E.
.48 HOUR FORECAST WEAKENING TROUGH FROM 10N168E TO 06N168E TO
04N167E.

.TROUGH FROM 10N167E TO 12N160E MOVING NW 10 KT. SCATTERED MODERATE
TSTMS W OF A LINE FROM 17N164E TO 13N169E TO 08N169E TO 05N160E.
.24 HOUR FORECAST TROUGH FROM 11N165E TO 12N160E.
.48 HOUR FORECAST TROUGH FROM 13N164E TO 14N160E.

.WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS OVER ENTIRE AREA.

.ISOLATED MODERATE TSTMS 17N TO 19N W OF 163E...AND FROM 20N TO 25N
BETWEEN 167E AND 177E.

.ITCZ FROM 07N164W TO 08N175W TO 06N179E. SCATTERED MODERATE TSTMS
WITHIN 120 NM OF ITCZ E OF 172W...ISOLATED MODERATE TSTMS WITHIN 120
NM OF ITCZ W OF 172W.

$$

.FORECASTER BRAVENDER. HONOLULU HI.





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