FVXX22 KWBC 130200 VOLCANIC ASH ADVISORY ISSUED 0200 UTC 13 OCT 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-1131 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. GEOPHYSICAL INSTITUTE AT QUITO. 13/0000 UTC UPPER WIND DATA FROM THE 12/1800 UTC AVIATION MODEL. . ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS. . DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE REPORTED OCCASIONAL ASH EMISSIONS AT THE VOLCANO TO FL220 THROUGHOUT THE DAY. CURRENT GOES-8 IMAGERY THROUGH 13/0145 UTC DOES NOT INDICATE THE PRESENCE OF ANY ASH. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH AT OR NEAR SUMMIT LEVEL TO FL220 TO MOVE WEST AT 5 TO 10 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED AT 13/0800 UTC. . 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/TURK . NNNN