FVXX21 KWBC 111820 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1820 UTC 11 FEB 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-177 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 MULTISPECTRAL AND INFRARED IMAGERY. GEOPHYSICAL INSTITUTE IN QUITO. . ERUPTION DETAILS: CONTINUOUS ERUPTION OF ASH AND STEAM . DETAILS OF ASH: GOES-8 MULTISPECTRAL INFRARED AND VISIBLE IMAGERY THROUGH 1745 UTC DOES NOT SHOW ANY DEFINITE ASH SIGNATURES ALTHOUGH THERE IS EXTENSIVE CLOUDS IN THE AREA AND IMAGERY IS LIMITED BY RSO(RAPID SCAN OPERATIONS). THE LATEST REPORT FROM THE GEOPHYSICAL INSTITUTE REPORTS ASH AS FL220 MOVING WEST. TRAJECTORY: UPPER AIR DATA INDICATES THAT ANY ASH AT FL20 WOULD MOVE WEST TO WEST-SOUTHWEST AT 15-20 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL BE ISSUED AT 12/0030 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. . SCHWARTZ . NNNN