FVXX20 KNES 031739 CCA VOLCANIC ASH ADVISORY -CORRECTION ISSUED: 20071003/1739Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0116 W07815 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/616 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. PILOT REPORT. ERUPTION DETAILS: ONGOING ACTIVITY OBS ASH DATE/TIME: 03/1715Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING TO W 10 KNOTS. FCST ASH CLOUD +6H: 03/2330Z FCST ASH CLOUD +12H: 04/0530Z FCST ASH CLOUD +18H: 04/1130Z REMARKS: CORRECTION FOR LAST OBS ASH. AT 1211Z PIREP REPORTED ASH CLOUD TO FL200. ASH CANNOT BE SEEN IN SATELLITE IMAGERY DUE TO CLOUD COVER. ...LIDDICK NEXT ADVISORY: WILL BE ISSUED BY 20071003/2345Z NNNN