FVXX21 KWBC 300230 VOLCANIC ASH ADVISORY ISSUED 0230 UTC 30 SEP 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-1115 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. THE GEOPHYSICAL INSTITUTE IN QUITO. WIND FORECAST FROM THE AVIATION MODEL. . ERUPTION DETAILS: EMISSION OF ASH AND STEAM AT 29/1332 UTC. . DETAILS OF ASH: NO ASH WAS DETECTED IN SATELLITE IMAGERY THROUGH 30/0145 UTC DUE TO DENSE CLOUDS IN THE AREA. THE GEOPHYSICAL INSTITUTE REPORTS THAT THE VOLCANO HAS BEEN QUIET WITH NO EMISSIONS OVER AT LEAST THE LAST 6 HOURS. THE LAST REPORTED EMISSION OF ASH BY THE GEOPHYSICAL INSTITUTE WAS AT 29/1332 UTC AND IS ASSUMED TO HAVE DISSIPATED. . TRAJECTORY: ANY ASH AT SUMMIT LEVEL WILL MOVE TOWARD THE NORTHWEST AT ABOUT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE AT 30/0830 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. . CLARK . NNNN