High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 281700
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC TUE JUL 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUL 28 2015.
24 HOUR FORECAST VALID 1200 UTC JUL 29 2015.
48 HOUR FORECAST VALID 1200 UTC JUL 30 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 03S167E 1007 MB MOVING S SLOWLY. TROUGH FROM 03S160E TO LOW TO
07S175E NEARLY STATIONARY. SE WINDS 20 TO 30 KT FROM LOW AND TROUGH
TO 20S. SCATTERED MODERATE TO STRONG TSTMS WITHIN 330 NM OF LOW AND
TROUGH.
.24 HOUR FORECAST LOW 06S167E 1008 MB. TROUGH FROM 05S160E TO LOW TO
08S180E. SE WINDS 20 TO 30 KT FROM LOW AND TROUGH TO 19S.
.48 HOUR FORECAST LOW 06S166E 1006 MB. TROUGH FROM 06S160E TO LOW TO
08S180E. SE WINDS 20 TO 30 KT FROM LOW AND TROUGH TO 18S.

.FRONT FROM 25S151W TO 21S151W TO 18S155W TO 10S170W TO 07S175E
MOVING E 15 KT S OF 18S...AND NEARLY STATIONARY ELSEWHERE. SE WINDS
20 TO 25 KT WITHIN 510 NM S OF FRONT W OF 160W. NUMEROUS MODERATE TO
STRONG TSTMS WITHIN 210 NM OF FRONT W OF 173W. ISOLATED MODERATE
TSTMS WITHIN 240 NM E OF FRONT S OF 21S.
.24 HOUR FORECAST FRONT FROM 25S139W TO 17S150W TO 12S160W TO
08S180E. N TO NW WINDS 20 TO 30 KT WITHIN 390 NM E OF FRONT S OF
21S. ALSO...SE WINDS 20 TO 25 KT WITHIN 210 NM S OF FRONT W OF 168W.
.48 HOUR FORECAST FRONT FROM 25S132W TO 21S133W TO 16S144W TO
14S160W TO 08S180E. N TO NW WINDS 20 TO 25 KT WITHIN 300 NM E OF
FRONT S OF 21S. ALSO...SE WINDS 20 TO 25 KT WITHIN 150 NM S OF FRONT
BETWEEN 164W AND 172W.

.FRONT FROM 25S173E TO 20S160E MOVING E 20 KT S OF 23S...AND NEARLY
STATIONARY ELSEWHERE. S TO SE WINDS 20 TO 25 KT OVER FORECAST WATERS
S OF FRONT.
.24 HOUR FORECAST FRONT FROM 25S178W TO 19S160E. S TO SE WINDS 20 TO
30 KT OVER FORECAST WATERS S OF FRONT W OF 169E.
.48 HOUR FORECAST FRONT FROM 25S167W TO 20S177E TO 18S160E. S TO SE
WINDS 20 TO 25 KT WITHIN 210 NM S OF FRONT W OF 180E.

.FRONT FROM 23S120W TO 23S124W TO 25S128W NEARLY STATIONARY. E TO
SE WINDS 20 TO 25 KT OVER FORECAST WATERS S OF FRONT.
.24 HOUR FORECAST FRONT MOVED S OF FORECAST AREA. WINDS DIMINISHED
TO 20 KT OR LESS.

.HIGH 23S130W 1018 MB NEARLY STATIONARY. RIDGE FROM HIGH TO 17S152W
NEARLY STATIONARY.
.24 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 25S163W TO 22S161W TO 20S156W MOVING E 10 KT.

.RIDGE FROM 25S178W TO 23S173E MOVING E 10 KT.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 11 FT WITHIN 180 NM OF A LINE FROM 05S160E TO 11S180E TO
15S165W. SEAS 8 TO 10 FT S OF 16S E OF 136W. SEAS 8 TO 9 FT FROM 12S
TO 15S W OF 174E.
.24 HOUR FORECAST SEAS 8 TO 12 FT FROM 05S TO 16S W OF 173E...AND S
OF 21S BETWEEN 132W AND 143W. SEAS 8 TO 11 FT S OF 16S W OF 176E.
SEAS 8 TO 10 FT WITHIN 150 NM OF A LINE FROM 10S173E TO 10S172W.
SEAS 8 TO 9 FT S OF 08S E OF 134W.
.48 HOUR FORECAST SEAS 8 TO 12 FT S OF 05S W OF 180E...AND S OF 22S
BETWEEN 133W AND 146W. SEAS 8 TO 10 FT S OF 20S E OF 133W.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ISOLATED MODERATE TSTMS FROM 12S TO 19S BETWEEN 173E AND 166E.

$$
.FORECASTER HOUSTON. HONOLULU HI.





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