FVXX20 KWBC 211812 CCA VOLCANIC ASH ADVISORY ISSUED: 2002MAY21/1812Z VAAC: WASHINGTON. . CORRECTED FOR VOLCANO NAME . VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2002/25 . INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST. CENAPRED . ERUPTION DETAILS: ASH EMISSION AT 21/1755Z . OBS ASH DATE/TIME: 21/1745 . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING SE 20 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: NO ASH IS DETECTED IN SATELLITE IMAGERY THROUGH 1745Z DUE TO EXTENSIVE CLOUDS. A PILOT REPORT HAD ASH TO FL200 AT 1755Z OVER THE VOLCANO. ANALYSTS KARST/HUGHES. . NEXT ADVISORY: WILL BE ISSUED BY 2002MAY22/0000Z. NNNN