FVXX20 KWBC 101500 VOLCANIC ASH ADVISORY ISSUED 1500 UTC 10 OCT 2000 BY THE WASHINGTON VAAC . POPOCATEPETL 00-082 MEXICO 1901N 9837W . BACKGROUND: POPOCATEPETL MEXICO (1401-09) SUMMIT HEIGHT 17930 FT (5465 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE...INFRARED...AND MULTISPECTRAL IMAGERY. 10/1200 UTC UPPER AIR SOUNDING FROM MEXICO CITY (76679). . ERUPTION DETAILS: MODERATE EXHALATION AT 10/0228 UTC. . DETAILS OF ASH CLOUD: GOES-8 IMAGERY THROUGH 1445 UTC DOES NOT INDICATE THE PRESENCE OF ASH. VIEWS FROM THE WEB CAMERA AT CENAPRED REMAIN INCONCLUSIVE. SATELLITE IMAGERY DOES INDICATE CLEAR SKIES OVER THE VOLCANO WITH SOME SURROUNDING LOW LYING CLOUDS. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH AT OR NEAR SUMMIT LEVEL TO MOVE SOUTHWEST AT 5 TO 10 KNOTS. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE LAST ADVISORY ISSUED ON 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. . HUGHES . NNNN