High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 160430
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC TUE SEP 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 16 2014.
24 HOUR FORECAST VALID 0000 UTC SEP 17 2014.
48 HOUR FORECAST VALID 0000 UTC SEP 18 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW NEAR 09N149W 1009 MB MOVING NW 10 KT. SCATTERED MODERATE TO
STRONG TSTMS WITHIN 240 NM OF LOW E AND SE QUADRANTS. ISOLATED
MODERATE TSTMS ELSEWHERE FROM 13N TO 04N E OF 156W.
.24 HOUR FORECAST LOW NEAR 11N153W 1009 MB.
.48 HOUR FORECAST LOW NEAR 12N158W 1009 MB.

.LOW NEAR 07N169E MOVING W SLOWLY. ISOLATED MODERATE TO STRONG TSTM
FROM 12N TO 00N W OF 179E.
.12 HOUR FORECAST LOW DISSIPATED.

.COLD FRONT FROM 30N140W TO 27N144W TO 24N147W MOVING SE SLOWLY
THENCE A TROUGH TO 22N152W TO 21N158W.
.24 HOUR FORECAST FRONT FROM 27N140W TO 23N145W THENCE A TROUGH TO
21N150W.
.48 HOUR FORECAST FRONT MOVED E OF FORECAST AREA. TROUGH FROM
24N140W TO 21N146W.

.TROUGH FROM 15N173E TO 18N169E TO 23N167E. WINDS 20 TO 25 KT AND
SEAS 8 TO 9 FT WITHIN 360 NM E OF TROUGH. NUMEROUS MODERATE TO
STRONG TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 18N167E TO 23N165E. WINDS DIMINISHED
TO 20 KT OR LESS AND SEAS SUBSIDED TO 8 FT OR LOWER.
.36 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.OTHERWISE WINDS INCREASING TO 20 KT OR GREATER.
.24 HOUR FORECAST SEAS 8 TO 10 FT N OF 27N E OF 150W.
.48 HOUR FORECAST SEAS 8 TO 9 FT N OF 25N E OF 145W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ITCZ FROM 08N154W TO 05N163W TO 08N172W TO 06N179W. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 240 NM OF ITCZ W OF 172W. ISOLATED
MODERATE TSTMS WITHIN 120 NM OF ITCZ E OF 172W.

.OTHERWISE SCATTERED MODERATE TSTMS FROM 19N TO 09N BETWEEN 177E AND
172W.

$$
.FORECASTER A BEDAL. HONOLULU HI.




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