FVXX20 KNES 091231 VOLCANIC ASH ADVISORY ISSUED: 20070709/1231Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/401 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ASH OBSERVED AT 09/1115Z OBS ASH DATE/TIME: 09/1115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING TO W 10 KNOTS. FCST ASH CLOUD +6H: 09/1730Z FCST ASH CLOUD +12H: 09/2330Z FCST ASH CLOUD +18H: 10/0530Z REMARKS: AT 1115Z THE GEOPHYSICAL INSTITUTE OBSERVED ASH BETWEEN FL165/200 MOVING WEST. ASH CAN NOT BE DETECTED IN GOES-12 SATELLITE IMAGERY DUE TO WEATHER CLOUDS OVER THE AREA. ...BROWN NEXT ADVISORY: WILL BE ISSUED BY 20070709/1830Z