FVXX21 KWBC 060730 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0730 UTC 06 APR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-406 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 REPORT. . ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS. . DETAILS OF ASH: SATELLITE IMAGERY THROUGH 0645 UTC SHOWED CLOUDS OVER THE REGION MAKING ANY DETECTION OF ASH AND STEAM DIFFICULT. THE GEOPHYSICAL INSTITUTE REPORTED THAT SEISMIC ACTIVITY GENERALLY ASSOCIATED WITH ASH AND WATER VAPOR EMISSIONS INCREASED YESTERDAY. . TRAJECTORY: N/A. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 06/1330 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