FVXX20 KNES 280342 VOLCANIC ASH ADVISORY ISSUED: 2006MAR28/0341Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2006/163 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSION OF GASES AND OCCASIONAL LIGHT ASH OBS ASH DATE/TIME: 28/0245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 28/0900Z FCST ASH CLOUD +12H: 28/1500Z FCST ASH CLOUD +18H: 28/2100Z REMARKS: CLOUDS BLANKET THE REGION SO NO DETECTION FROM SATELLITE. THE EVENING OBSERVATORY REPORT PLACED THE ESTIMATED HEIGHT OF THE PLUME AROUND FL180 AND MOVING WEST. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 2006MAR28/0945Z NNNN