High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 292320
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC FRI MAY 29 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 1800 UTC MAY 29 2015.
24 HOUR FORECAST VALID 1800 UTC MAY 30 2015.
48 HOUR FORECAST VALID 1800 UTC MAY 31 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT APPROACHING FORECAST AREA FROM S. ASSOCIATED SEAS
INCLUDED BELOW.
.48 HOUR FORECAST FRONT FROM 25S126W TO 24S133W.

.TROUGH FROM 20S178W TO 25S174W. WINDS 20 TO 25 KT BETWEEN TROUGH
AND 160W. SCATTERED MODERATE ISOLATED STRONG TSTMS WITHIN 720 NM E
OF TROUGH AXIS.
.24 HOUR FORECAST TROUGH FROM 22S170W TO 25S159W. WINDS 20 TO 25 KT
S OF 24S BETWEEN 170W AND 153W.
.48 HOUR FORECAST TROUGH FROM 20S159W TO 25S153W. WINDS 20 TO 25 KT
S OF 24S BETWEEN 166W AND 143W.

.TROUGH FROM 09S179E TO 15S170W TO 17S161W. SCATTERED MODERATE TSTMS
WITHIN 300 NM NE OF TROUGH AXIS.
.24 HOUR FORECAST TROUGH FORM 09S179E TO 15S170W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 09S160E TO 05S170E. SCATTERED MODERATE TO STRONG TSTMS
WITHIN 240 NM EITHER SIDE OF TROUGH AXIS.
.24 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH DEVELOPING OVER FORECAST AREA.
.24 HOUR FORECAST TROUGH FROM 04S160E TO 08S168E.
.48 HOUR FORECAST TROUGH FROM 04S160E TO 08S168E TO 11S176E.

.RIDGE FROM 25S121W TO 22S131W.
.24 HOUR FORECAST RIDGE MOVED E OF FORECAST AREA.

.RIDGE DEVELOPING OVER FORECAST AREA.
.48 HOUR FORECAST RIDGE FROM 25S176E TO 22S160E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 11 FT WITHIN A POLYGON BOUNDED BY 06S151W 17S149W 20S139W
16S128W 25S123W 25S177W 08S164W 06S151W.
.24 HOUR FORECAST SEAS 8 TO 11 FT WITHIN A POLYGON BOUNDED BY
09S120W 25S120W 25S173W 22S156W 23S138W 13S129W 09S120W.
.48 HOUR FORECAST SEAS 11 TO 13 FT S OF 23S BETWEEN 158W AND 126W.
SEAS 8 TO 11 FT ELSEWHERE WITHIN A POLYGON BOUNDED BY 05S120W
25S120W 25S168W 19S155W 20S124W 10S128W 05S120W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.OTHERWISE ISOLATED MODERATE TO STRONG TSTMS N OF 02S BETWEEN 168W
AND 147W. ISOLATED MODERATE TSTMS N OF 02S W OF 177E.

$$
.FORECASTER A BEDAL. HONOLULU HI.




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