FVXX20 KNES 122146 VOLCANIC ASH ADVISORY ISSUED: 20060812/2145Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2006/529 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ASH CLOUD OBSERVED AT 12/1715Z OBS ASH DATE/TIME: 12/2115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL165 MOVING TO W 15-20 KNOTS. FCST ASH CLOUD +6H: 13/0330Z FCST ASH CLOUD +12H: 13/0930Z FCST ASH CLOUD +18H: 13/1530Z REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED AN ASH CLOUD AT 1715Z MOVING TO THE NORTHEAST. ASH HAS NOT BEEN OBSERVED IN SATELLITE IMAGERY...ALTHOUGH CLOUDS HAVE REMAINED OVER THE VOLCANO. GFS MODEL WINDS INDICATE ASH NEAR THE SUMMIT WOULD MOVE TO THE WEST. ...RUMINSKI NEXT ADVISORY: WILL BE ISSUED BY 20060813/0345Z NNNN