FVXX20 KNES 262209
VOLCANIC ASH ADVISORY
ISSUED: 2005OCT26/2208Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 4888 FT (1490 M)

ADVISORY NUMBER: 2005/20

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. 

ERUPTION DETAILS: ONGOING EMISSIONS SINCE 22/2330Z

OBS ASH DATE/TIME: 26/2145Z

OBS ASH CLOUD: SFC/FL120 20NM WIDE LINE BETWEEN
S0046 W09107 - S0038 W09258 - S0109 W09329. ASH IS
MOVING W 5-10 KNOTS. 

FCST ASH CLOUD +6H: 27/0400Z SFC/FL120 20NM WIDE
LINE BETWEEN S0031 W09322 - S0047 W09108. 

FCST ASH CLOUD +12H: 27/1000Z SFC/FL120 20NM WIDE
LINE BETWEEN S0041 W09246 - S0047 W09107. 

FCST ASH CLOUD +18H: 27/1600Z SFC/FL120 20NM WIDE
LINE BETWEEN S0044 W09221 - S0047 W09107. 

REMARKS: SATELLITE IMAGERY AT 2145Z SHOWED A PLUME
OF ASH AND STEAM EXTENDING APPROXIMATELY 140 NMI
WEST OF THE SUMMIT. ...BROWN

NEXT ADVISORY: WILL BE ISSUED BY 2005OCT27/0415Z

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