FVXX20 KNES 151132 VOLCANIC ASH ADVISORY ISSUED: 20070815/1132Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/493 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. GEOPHYSICAL INST. PILOT REPORT. ERUPTION DETAILS: EMISSION OF GAS AND ASH AROUND 15/1105Z OBS ASH DATE/TIME: 15/1115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING TO W 15 KNOTS. FCST ASH CLOUD +6H: 15/1730Z FCST ASH CLOUD +12H: 15/2330Z FCST ASH CLOUD +18H: 16/0530Z REMARKS: A PILOT REPORTED SOME VA OVER THE VOLCANO. THERE SEEMS TO BE SOME SLIGHT SIGNAL ON THE SEISMIC DATA BUT DUE TO CLOUDS NOTHING CAN BE SEEN IN IMAGERY. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 20070815/1730Z