High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 260343
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC WED JUL 26 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JUL 26 2017.
24 HOUR FORECAST VALID 0000 UTC JUL 27 2017.
48 HOUR FORECAST VALID 0000 UTC JUL 28 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT APPROACHING FORECAST AREA FROM S.
.48 HOUR FORECAST FRONT NEAR 25S170E. SEAS 8 TO 9 FT S OF 23S
E OF 175E.

.STATIONARY FRONT FROM 25S161W TO 22S166W TO 20S171W TO 18S178W.
.12 HOUR FORECAST COLD FRONT FROM 25S159W TO 21S165W TO 19S170W
TO 18S178W.
.24 HOUR FORECAST FRONT FROM 25S155W TO 20S161W TO 17S169W.
.48 HOUR FORECAST DISSIPATING FRONT FROM 25S149W TO 21S156W TO
18S161W.

.DISSIPATING STATIONARY FRONT FROM 25S138W TO 23S132W TO 22S122W.
ASSOCIATED TROUGH FROM 14S144W TO 19S142W TO 23S138W. ASSOCIATED
WINDS AND SEAS INCLUDED BELOW.
.24 HOUR FORECAST TROUGH FROM 16S150W TO 20S144W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 17S163W TO 21S160W TO 24S158W MOVING SW SLOWLY.
.12 HOUR FORECAST TROUGH MERGED WITH COLD FRONT DESCRIBED IMMEDIATELY
ABOVE.

.RIDGE FROM 25S165E TO 22S177E.
.24 HOUR FORECAST RIDGE FROM 24S160E TO 24S179E.
.48 HOUR FORECAST RIDGE FLATTENED OVER FORECAST AREA.

.WINDS SE TO NE 20 TO 25 KT S OF 23S E OF 140W...AND ALSO FROM 10S
TO 20S W OF 175E.
.24 HOUR FORECAST WINDS SE TO E 20 TO 25 KT S OF 21S E OF 153W...
AND ALSO FROM 10S TO 20S W OF 172E.
.48 HOUR FORECAST WINDS SE TO E 20 TO 30 KT S OF 20S E OF 158W...
AND ALSO FROM 08S TO 20S W OF 170E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.OTHERWISE SEAS 8 TO 12 FT WITHIN A POLYGON BOUND BY 04S120W 25S120W
25S160W 20S155W 20S140W 08S140W 04S120W.
.24 HOUR FORECAST SEAS 8 TO 10 FT S OF 08S E OF 140W.
.48 HOUR FORECAST SEAS 8 TO 13 FT S OF 20S E OF 140W.

.SCATTERED MODERATE TO STRONG TSTMS N OF 12S W OF 179E.

$$

.FORECASTER BEDAL. HONOLULU HI.


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