FVXX21 KWBC 260730 VOLCANIC ASH ADVISORY ISSUED: 2002JUL27/0730Z VAAC: WASHINGTON . VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2002/31 . INFORMATION SOURCE: GOES-8 IMAGERY. UPPER AIR SOUNDING. AVN MODEL WINDS FORECAST. MEXICO CITY MWO. . ERUPTION DETAILS: 26/0020. . OBS ASH DATE/TIME: NIL . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE IMAGERY. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: ASH CAN NOT BE SEEN IN THE SATELLITE IMAGERY THROUGH 26/0715Z. IN ADDITION THE MEXICO CITY HAS CANCELLED THE CURRENT SIGMET FOR THIS EVENT.....WALTER . NEXT ADVISORY: NO FURTHER ADVISORIES . NNNN