FVXX20 KNES 071149 VOLCANIC ASH ADVISORY ISSUED: 20070907/1149Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/548 INFORMATION SOURCE: GOES-12. GFS WINDS. PILOT REPORT. ERUPTION DETAILS: PILOT REPORT INDICATED AN ASH ACTIVITY OBS ASH DATE/TIME: 07/1115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING TO SW 10 KNOTS. FCST ASH CLOUD +6H: 07/1730Z FCST ASH CLOUD +12H: 07/2330Z FCST ASH CLOUD +18H: 08/0530Z REMARKS: A PILOT REPORT INDICATED AN ASH ACTIVITY AT 07/1105Z TO FL200. THE ASH CANNOT BE SEEN DUE TO CLOUDS. ...ZHONG NEXT ADVISORY: WILL BE ISSUED BY 20070907/1745Z