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211
FZPN40 PHFO 211045
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SEP 21 2014.
24 HOUR FORECAST VALID 0600 UTC SEP 22 2014.
48 HOUR FORECAST VALID 0600 UTC SEP 23 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N155W TO 28N165W TO 25N171W TO 26N180W MOVING S SLOWLY
AND BECOMING STATIONARY BY 211800 UTC.
.24 HOUR FORECAST WEAKENING FRONT FROM 30N148W TO 29N156W TO 26N165W
TO 26N180W.
.36 HOUR FORECAST FRONT DISSIPATED.

.TROUGH 30N143W TO 25N146W MOVING E NEAR 10 KT.
.24 HOUR FORECAST TROUGH 28N140W TO 24N142W.
.48 HOUR FORECAST TROUGH MOVED E OF FCST AREA.

.TROUGH 27N156W TO 21N158W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 18N160W TO 11N164W MOVING W NEAR 10 KT.
ISOLATED TSTMS WITHIN 350 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 11N160E TO 08N170E MOVING N SLOWLY.
WIDELY SCATTERED MODERATE TSTMS WITHIN 350 NM N OF TROUGH.
.24 HOUR FORECAST TROUGH 12N160E TO 09N170E.
.48 HOUR FORECAST TROUGH 16N160E TO 10N166E.

.24 HOUR FORECAST NEW FRONT N OF FCST AREA MOVING SE AND S NEAR
10 KT.
.48 HOUR FORECAST FRONT 30N147W TO 28N153W TO 27N160W.

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

.WIDELY SCATTERED TSTMS BETWEEN 26N AND 20N FROM 180W TO 165E.

.ITCZ FROM 12N140W TO 10N147W TO 11N158W. SCATTERED TSTMS WITHIN
200 NM EITHER SIDE OF ITCZ. ALSO...ITCZ FROM 10N165W TO 07N180W TO
09N170E. SCATTERED MODERATE TO STRONG TSTMS WITHIN 270 NM S OF ITCZ
BETWEEN 165W AND 175W. OTHERWISE ISOLATED TSTMS WITHIN 250 NM EITHER
SIDE OF ITCZ.

$$

.FORECASTER LAU. HONOLULU HI.









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