FVXX21 KNES 220053 VOLCANIC ASH ADVISORY ISSUED: 20070722/0053Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/429 INFORMATION SOURCE: GOES-12. GFS WINDS. INFRASOUND DETECTION. GEOPHYSICAL INST. ERUPTION DETAILS: BEGAIN AROUND 21/1140Z OBS ASH DATE/TIME: 22/0015Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 22/0630Z FCST ASH CLOUD +12H: 22/1230Z FCST ASH CLOUD +18H: 22/1830Z REMARKS: THE ACTIVITY AT THE VOLCANO HAS DIMINISHED SO THE HEIGHT HAS BEEN LOWERED. THE WEAK EMISSION CONTAINS GASES AND LIGHT ASH MOVING WEST BUT NOT BEYOND 20 NM OF THE SUMMIT. NO PLUME SEEN IN IMAGERY DUE TO CLOUDS. ANY ASH WILL CONTINUE TO MOVE WEST OVERNIGHT. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 20070722/0700Z