FVXX20 KNES 280939 VOLCANIC ASH ADVISORY ISSUED: 2006MAR28/0938Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2006/164 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING EMISSION OF LIGHT ASH AND STEAM OBS ASH DATE/TIME: 28/915Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL180 MOVING TO W 5-10 KNOTS. FCST ASH CLOUD +6H: 28/1530Z FCST ASH CLOUD +12H: 28/2130Z FCST ASH CLOUD +18H: 29/0330Z REMARKS: ASH IS NOT VISIBLE FROM SATELLITE DUE TO CLOUDS OVER THE VOLCANO. WINDS ARE EXPECTED TO MOVE TO THE WEST OVER THE NEXT 12 HOURS. ...MERCKLE NEXT ADVISORY: WILL BE ISSUED BY 2006MAR28/1545Z NNNN