FVXX21 KWBC 311715 VOLCANIC ASH ADVISORY ISSUED: 2000DEC31/1715Z VAAC: WASHINGTON . VOLCANO: POPOCATEPETL 1401-09 LOCATION: 1901N 9837W AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2000/219 . INFORMATION SOURCE: GOES-8 VISIBLE AND INFRARED AND MULTISPECTRAL IMAGERY. 1200Z MEXICO CITY UPPER AIR SOUNDING. . ERUPTION DETAILS: ERUPTION AT APPROXIMATELY 31/1107Z . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 1645Z SHOWS THAT THE ASH FROM THE EARLIER ERUPTION HAS DISSIPATED. THERE HAVE BEEN NO FURTHER EXHALATIONS SINCE THE 1107Z ERUPTION. . TRAJECTORY: N/A. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE LAST MESSAGE FOR THIS EVENT. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML (ALL LOWER CASE EXCEPT /VAAC/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . KARST . NNNN