FVXX21 KWBC 250100 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 0100 UTC 25 May 1999 BY THE WASHINGTON VAAC . POPOCATEPETL 99-071 MEXICO 19.02N 98.62W . BACKGROUND: POPOCATEPETL MEXICO (1401-09) SUMMIT HEIGHT 17930 FT (5465 M) . SOURCES OF INFORMATION: GOES 8 VISIBLE AND MULTISPECTRAL IMAGERY. MWO MEXICO CITY AND CENAPRED REPORTS. . ERUPTION DETAILS: ERUPTION AROUND 24/1750 UTC. . DETAILS OF ASH CLOUD: VISIBLE AND MULTISPECTRAL SATELLITE IMAGERY NEVER DETECTED ANY ASH CLOUD. THE MEXICAN VOLCANO OBSERVATORY (CENEPRED) REPORTS AND CAMERA INDICATE THE VOLCANO HAS REMAINED QUITE SINCE THE SMALL PUFF AROUND 24/1750 UTC. THE SIGMET HAS ALSO BEEN CANCELED. . TRAJECTORY: N/A. . 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/messages.html (all lower case except /VAAC/) . OUTLOOK: N/A . THIS WILL BE THE FINAL ADVISORY STATEMENT FOR THIS EVENT. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN