FVXX26 KNES 291721 VOLCANIC ASH ADVISORY ISSUED: 2005JUL29/1721Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO SUMMIT ELEVATION: 17802 FT (5426 M) ADVISORY NUMBER: 2005/40 INFORMATION SOURCE: MEXICO CITY MWO. GOES-12. ERUPTION DETAILS: ERUPTION AT 29/1114Z OBS ASH DATE/TIME: 29/1645Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: ASH HAS BECOME TOO THIN TO DETECT IN SATELLITE IMAGERY. ... NEXT ADVISORY: NO FURTHER ADVISORIES NNNN