FVXX21 KNES 222343 VOLCANIC ASH ADVISORY ISSUED: 20070422/2342Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/243 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSION OF ASH AND GASES OBS ASH DATE/TIME: 22/2245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL300 MOVING TO W 5-10 KNOTS. FCST ASH CLOUD +6H: 23/0500Z FCST ASH CLOUD +12H: 23/1100Z FCST ASH CLOUD +18H: 23/1700Z REMARKS: THE OBSERVATORY REPORTED AT 22/2249Z THAT THE HEIGHT OF THE PLUME HAS INCREASED TO FL300. IT IS NOT VISIBLE IN SATELLITE IMAGERY BECAUSE A THUNDERSTORM ANVIL HAS MOVED IN FROM THE EAST OVER THE VOLCANO. WINDS ARE FORECAST TO MOVE ANY ASH WEST UNTIL MID MORNING. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 20070423/0545Z