FVXX20 KNES 202229 CCA VOLCANIC ASH ADVISORY -CORRECTION ISSUED: 20060820/2229Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2006/562 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. GEOPHYSICAL INST. METAR. ERUPTION DETAILS: CONTINUING EMISSION OF GASES AND LIGHT ASH OBS ASH DATE/TIME: 20/2145Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING TO W -SW 20-25 KNOTS. FCST ASH CLOUD +6H: 21/0400Z FCST ASH CLOUD +12H: 21/1000Z FCST ASH CLOUD +18H: 21/1600Z REMARKS: ..CORRECTION FOR WIND SPEED IN OBS ASH CLOUD.. A SURFACE REPORT FROM RIOBAMA AIRPORT SLIGHTLY SOUTHWEST OF THE VOLCANO REPORTED AT 2100Z OF ASH AT FL100. NO ASH CAN BE SEEN IN IMAGERY HOWEVER THERE IS A MILD HOTSPOT IN THERMAL IMAGERY. THE VOLCANO OBSERVATORY REPORTED DECREASED ACTIVITY JUST 2 HOURS AGO WITH ONLY NEAR SUMMIT EMISSIONS OF VAPOR. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 20060821/0430Z NNNN