FVXX20 KNES 230020 CCA VOLCANIC ASH ADVISORY -CORRECTION ISSUED: 20070823/0020Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/518 INFORMATION SOURCE: GOES-12. GFS WINDS. PILOT REPORT. ERUPTION DETAILS: ONGOING EMISSIONS OBS ASH DATE/TIME: 22/2315Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL250 MOVING TO W 20-25 KNOTS. FCST ASH CLOUD +6H: 23/0530Z FCST ASH CLOUD +12H: 23/1130Z FCST ASH CLOUD +18H: 23/1730Z REMARKS: CORRECTED FOR WIND SPEED...NO ASH OR HOT SPOT CAN BE SEEN IN SATELLITE IMAGERY BUT A PILOT REPORT INDICATED ASH TO FL250 AT 2015Z, ...BANKS NEXT ADVISORY: WILL BE ISSUED BY 20070823/0615Z