FVXX20 KNES 252005
VOLCANIC ASH ADVISORY
ISSUED: 2005OCT25/2004Z   VAAC: WASHINGTON

VOLCANO: NEGRA, SIERRA 1503-05
LOCATION: S0049 W09109   AREA: GALAPAGOS

SUMMIT ELEVATION: 4888 FT (1490 M)

ADVISORY NUMBER: 2005/15

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. 

ERUPTION DETAILS: ONGOING EMISSION SINCE 22/2330Z

OBS ASH DATE/TIME: 25/1915Z

OBS ASH CLOUD: SFC/FL150 9NM WIDE LINE BETWEEN
S0048 W09110 - S0138 W09240 - S0138 W09239. ASH IS
MOVING SW 15-20 KNOTS. 

FCST ASH CLOUD +6H: 26/0130Z SFC/FL150 9NM WIDE
LINE BETWEEN S0048 W09108 - S0150 W09256. 

FCST ASH CLOUD +12H: 26/0730Z SFC/FL150 9NM WIDE
LINE BETWEEN S0049 W09108 - S0153 W09301. 

FCST ASH CLOUD +18H: 26/1330Z SFC/FL150 9NM WIDE
LINE BETWEEN S0048 W09109 - S0146 W09248. 

REMARKS: SATELLITE IMAGERY THROUGH 1915Z SHOWED
THE  ASH PLUME EXTENDING APPROXIMATELY 120 NMI 
SOUTHWEST OF THE SUMMIT.  ASH MIGHT BE SLIGHTLY
HIGHER DUE TO A POSSIBLE EXHALATION AROUND 1900Z. 
...BROWN

NEXT ADVISORY: WILL BE ISSUED BY 2005OCT26/0200Z

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-Graphic Map Depicting Ash