FVXX20 KNES 211323 VOLCANIC ASH ADVISORY ISSUED: 20070821/1322Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/512 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: EMISSION AT 21/1248Z OBS ASH DATE/TIME: 21/1248Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 21/1900Z FCST ASH CLOUD +12H: 22/0100Z FCST ASH CLOUD +18H: 22/0700Z REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED AN EMISSION TO FL165 AT 21/1248Z. IMAGERY THROUGH 21/1245Z DOES NOT SHOW ANY ASH ALTHOUGH THERE ARE EXTENSIVE CLOUDS PRESENT. ... NEXT ADVISORY: WILL BE ISSUED BY 20070821/1915Z