High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 291715
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC SAT AUG 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 29 2015.
24 HOUR FORECAST VALID 1200 UTC AUG 30 2015.
48 HOUR FORECAST VALID 1200 UTC AUG 31 2015.

.WARNINGS.

...GALE WARNING...
.COLD FRONT FROM 25S150W TO 17S157W TO 12S162W THENCE A TROUGH TO
08S168W. FRONT AND TROUGH MOVING E 10 KT. WINDS 25 TO 35 KT S OF 23S
BETWEEN 143W AND 149W. WINDS 20 TO 25 KT ELSEWHERE S OF 18S BETWEEN
140W AND 150W. ISOLATED MODERATE TSTMS S OF 19S BETWEEN FRONT AND
144W...AND WITHIN 60 NM OF TROUGH.
.24 HOUR FORECAST FRONT FROM 25S146W TO 15S155W THENCE A TROUGH TO
10S162W. WINDS 20 TO 25 KT S OF 20S BETWEEN 131W AND 147W.
.48 HOUR FORECAST FRONT FROM 25S141W TO 17S149W THENCE A TROUGH TO
13S153W. WINDS 20 TO 25 KT S OF 23S BETWEEN FRONT AND 134W.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 01S169E TO 03S175E TO 05S176W TO 02S170W NEARLY
STATIONARY. SCATTERED MODERATE TO STRONG TSTMS N OF 08S BETWEEN 168W
AND 169E. ISOLATED MODERATE TSTMS ELSEWHERE N OF 11S W OF 168W.
.24 HOUR FORECAST TROUGH FROM 00S165E TO 03S176W TO 00S169W.
.48 HOUR FORECAST TROUGH FROM 03S160E TO 03S177W.

.24 HOUR FORECAST FRONT FROM 25S162E TO 22S160E.
.48 HOUR FORECAST FRONT FROM 25S167E TO 17S160E.

.RIDGE FROM 25S142W TO 19S145W TO 15S152W TO 12S159W MOVING E SLOWLY.

.SE WINDS 20 TO 25 KT FROM 07S TO 12S BETWEEN 160E AND 168E...FROM
11S TO 16S BETWEEN 169W AND 180W...AND FROM 17S TO 21S BETWEEN 173E
AND 180E.
.24 HOUR FORECAST SE WINDS 20 TO 25 KT FROM 09S TO 14S BETWEEN 168W
AND 176E.
.48 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

.WINDS 20 TO 25 KT S OF 13S E OF 140W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 09S TO 25S E OF 133W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 09S TO 22S E OF 127W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 11 FT S OF A LINE FROM 14S120W TO 13S140W TO 20S142W TO
20S150W TO 24S153W TO 18S167W TO 18S172E. SEAS 8 TO 9 FT FROM 04S TO
08S BETWEEN 162E AND 166E...AND FROM 10S TO 13S BETWEEN 178W AND
170E.
.24 HOUR FORECAST SEAS 8 TO 14 FT S OF A LINE FROM 09S131W TO
21S138W TO 19S158W TO 14S162W TO 14S172W TO 21S175W TO 20S178W.
SEAS 8 TO 10 FT S OF 09S E OF 138W. SEAS 8 TO 9 FT FROM 08S TO 13S
BETWEEN 166W AND 176E.
.48 HOUR FORECAST SEAS 8 TO 13 FT S OF A LINE FROM 20S137W TO
18S154W TO 10S158W TO 08S171W. SEAS 8 TO 10 FT E OF 137W. SEAS 8 TO
9 FT FROM 07S TO 11S BETWEEN 171W AND 178W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

$$

.HONOLULU HI.




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