FVXX20 KNES 251154 VOLCANIC ASH ADVISORY ISSUED: 2005DEC25/1153Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901 W09837 AREA: MEXICO SUMMIT ELEVATION: 17802 FT (5426 M) ADVISORY NUMBER: 2005/071 INFORMATION SOURCE: MEXICO CITY MWO. GOES-12. GFS MODEL WINDS. VOLCANO WEB CAMERA. CENAPRED. AFWA ERUPTION DETAILS: EXHALATION AT ABOUT 11Z OBS ASH DATE/TIME: 25/1115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL280 MOVING TO E 25-40 KNOTS. FCST ASH CLOUD +6H: 25/1730Z FCST ASH CLOUD +12H: 25/2330Z FCST ASH CLOUD +18H: 26/0530Z REMARKS: STARTING SHORTLY BEFORE 11Z A MODERATE EXHALATION OF POPOCATEPETL OCCURRED ESTIMATED BY GROUND BASED OBSERVERS TO BE TO FL280. OBSERVERS ALSO REPORT THAT THE ASH IS MOVING TOWARD THE EAST NORTHEAST. A BRIGHT HOTSPOT CAN BE SEEN IN SATELLITE IMAGERY BUT CLOUDS PREVENT DEFINITIVE ASH DETECTION BY SATELLITE. ... NEXT ADVISORY: WILL BE ISSUED BY 2005DEC25/1800Z NNNN