FVXX21 KWBC 292100 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 2100 UTC 29 SEPTEMBER 1999 BY THE WASHINGTON VAAC . POPOCATEPETL 99-095 MEXICO 19.02N 98.62W . BACKGROUND: POPOCATEPETL MEXICO (1401-09) SUMMIT HEIGHT 17930 FT (5465 M) . SOURCES OF INFORMATION: MEXICO CITY MWO...GOES 8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY MEXICO CITY UPPER AIR SOUNDING. . ERUPTION DETAILS: ERUPTION AT 29/1425 UTC. . DETAILS OF ASH CLOUD: METEOROLOGICAL WATCH OFFICE FROM MEXICO CITY REPORTS THAT VOLCANIC ACTIVITY HAS SUBSIDED GOES-8 SATELLITE IMAGERY NOT SHOWN ANY ASH BUT THERE HAS BEEN EXTENSIVE CLOUDINESS OVER THE VOLCANO THROUGHOUT THE DAY. . TRAJECTORY: WEST-SOUTHWEST 25-30 KTS. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS www.ssd.noaa.gov/VAAC/washington.html (all lower case except /VAAC/) . OUTLOOK: SEE LATEST SIGMETS. . THIS IS THE LAST MASSAGE ON THIS EVENT. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN