FVXX21 KNES 201308 VOLCANIC ASH ADVISORY ISSUED: 2005AUG20/1308Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2005/108 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. ERUPTION DETAILS: ASH CLOUD OBSERVED 1248Z OBS ASH DATE/TIME: 20/1245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL160 MOVING TO W 10-20 KNOTS. FCST ASH CLOUD +6H: 20/1900Z FCST ASH CLOUD +12H: 21/0100Z FCST ASH CLOUD +18H: 21/0700Z REMARKS: A SIGMET INDICATES THAT AT 1248Z A PILOT OBSERVED ASH TO FL160 MOVING TOWARD THE WEST. NO ASH CAN BE SEEN IN SATELLITE IMAGERY BUT THERE IS DENSE WEATHER CLOUD COVER OVER THE AREA. ... NEXT ADVISORY: WILL BE ISSUED BY 2005AUG20/1915Z NNNN