FVXX21 KWBC 231035 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1035 UTC 23 MAR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-348 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: UPPER WINDS FORECAST FROM THE 23/0000 UTC AVIATION MODEL...GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. . ERUPTION DETAILS: SMALL EXPLOSIONS REPORTED. . DETAILS OF ASH: SKIES CLEARED OVER THE SUMMIT AND SURROUNDING VICINITY BY 0945 UTC. NO ASH WAS DISCERNIBLE IN INFRARED OR MULTISPECTRAL IMAGERY. ASH WAS LAST DETECTED YESTERDAY EVENING BELOW FL240. . TRAJECTORY: ANY ASH THAT MAY EXIST BETWEEN THE SUMMIT AND FL240 WOULD MOVE TOWARDS THE WEST AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL BE ISSUED BY 23/1630 UTC. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS 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. . TURK . NNNN