High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 201645
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SAT SEP 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SEP 20 2014.
24 HOUR FORECAST VALID 1200 UTC SEP 21 2014.
48 HOUR FORECAST VALID 1200 UTC SEP 22 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 14N158W 1009 MB MOVING WNW 10 KT.
.24 HOUR FORECAST LOW WEAKENED TO A TROUGH FROM 18N162W TO 13N162W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.LOW 14N149W 1010 MB MOVING W NEAR 10 KT.
.24 HOUR FORECAST LOW DISSIPATED.

.FRONT 30N159W TO 27N170W TO 27N180W MOVING S SLOWLY AND BECOMING
STATIONARY.
.24 HOUR FORECAST STATIONARY FRONT FROM 30N150W TO 29N155W TO
27N166W TO 24N175W.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N144W TO 29N150W TO
29N157W TO 25N165W.

.TROUGH FROM 11N160E TO 11N174E NEARLY STATIONARY. WIDELY SCATTERED
MODERATE TSTMS WITHIN 200NM EITHER SIDE OF TROUGH.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST TROUGH 13N160E TO 08N170E.

.TROUGH 30N146W TO 24N147W MOVING E SLOWLY.
.24 HOUR FORECAST TROUGH 30N142W TO 24N144W.
.48 HOUR FORECAST TROUGH 28N140W TO 24N142W.

.RIDGE FROM 30N164E TO 29N160E NEARLY STATIONARY.

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

.SCATTERED TSTMS FROM 25N TO 18N BETWEEN 175E AND 170E.

.ITCZ FROM 13N140W TO LOW AT 14N149W TO LOW AT 14N158W TO 06N174W TO
09N170E TO 11N160E. WIDELY SCATTERED MODERATE TSTMS IN THE AREA
BOUNDED BY 18N155W 14N140W 09N140W 04N160W 09N170W 18N155W. ALSO...
SCATTERED MODERATE TSTMS IN THE AREA BOUNDED BY 18N160E 15N176E
01N174W 04N170E 00N163E 00N160E AND 18N160E.

$$
.FORECASTER LAU. HONOLULU HI.








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