FVXX21 KWBC 090900 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0900 UTC 09 APR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-420 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. . ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS. . DETAILS OF ASH: NO ASH IS VISIBLE IN SATELLITE IMAGERY THROUGH 0815 UTC. THERE HAVE BEEN NO INDICATIONS OF HOT SPOT ACTIVITY SINCE COMING OUT OF ECLIPSE AT 0645 UTC. . TRAJECTORY: ANY REMAINING ASH FROM THE SUMMIT TO FL240 SHOULD MOVE TO THE WEST AND NORTHWEST AT 10 TO 20 KNOTS. ASH FROM FL240 TO FL320 SHOULD MOVE TO THE SOUTHWEST AT 15 TO 25 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 09/1500 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. . NNNN