FVXX21 KWBC 080745 . VOLCANIC ASH ADVISORY ISSUED 0800 UTC 08 NOV 1999 BY THE WASHINGTON VAAC . TUNGURAHUA 99-088 ECUADOR 1.47S 78.44W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY . ERUPTION DETAILS: THE INSTITUTO GEOFISICO REPORTS A NEARLY CONTINUOUS EMISSION OF STEAM AND ASH NEAR THE SUMMIT AND STRONG SEISMIC ACTIVITY. . DETAILS OF ASH: BROKEN HIGH CLOUDS WERE IN THE VICINITY OF THE SUMMIT AT 0715 UTC. AN ASH PLUME COULD NOT BE DETECTED IN SATELLITE IMAGERY. . TRAJECTORY: UPPER AIR WIND DATA SUGGESTS ANY ASH BETWEEN FL200 AND FL300 WOULD MOVE TOWARDS THE EAST TO SOUTHEAST AT 10 TO 15 KNOTS. 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/) . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED AROUND 08/1400 UTC. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . TURK . NNNN