FVXX20 KNES 152128 VOLCANIC ASH ADVISORY ISSUED: 20070715/2127Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/417 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ASH OBSERVED AT 15/2036Z OBS ASH DATE/TIME: 15/2045Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL180 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 16/0300Z FCST ASH CLOUD +12H: 16/0900Z FCST ASH CLOUD +18H: 16/1500Z REMARKS: AT 15/2036Z THE GEOPHYSICAL INSTITUTE OBSERVED ASH BETWEEN FL165/180 MOVING WEST. ASH CAN NOT BE DETECTED IN GOES-12 VISIBLE IMAGERY DUE TO WEATHER CLOUDS OVER THE AREA. ...BROWN NEXT ADVISORY: WILL BE ISSUED BY 20070716/0330Z