FVXX20 KNES 281447 VOLCANIC ASH ADVISORY ISSUED: 2006APR28/1447Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2006/233 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. PILOT REPORT. ERUPTION DETAILS: EMISSION AT 28/1405Z OBS ASH DATE/TIME: 28/1415Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING TO SW 10-15 KNOTS. FCST ASH CLOUD +6H: 28/2030Z FCST ASH CLOUD +12H: 29/0230Z FCST ASH CLOUD +18H: 29/0830Z REMARKS: PILOT REPORT INDICATES ASH AT FL120. ASH IS NOT SEEN IN IMAGERY ALTHOUGH THERE ARE EXTENSIVE CLOUDS PRESENT. ...SCHWARTZ NEXT ADVISORY: WILL BE ISSUED BY 2006APR28/2045Z NNNN