FVXX21 KWBC 190055 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0055 UTC 19 APR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-459 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. WIND FORECAST FROM THE AVIATION MODEL. REPORT FROM THE GEOPHYSICAL INSTITUTE. . ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS. . DETAILS OF ASH: NO ASH COULD BE SEEN IN THE LATEST SATELLITE IMAGERY AT 2345 UTC. AT 18/2007 UTC THE GEOPHYSICAL INSTITUTE REPORTED ASH OVER THE VOLCANO TO FL160 MOVING TOWARDS THE NORTH. TRAJECTORY: NORTHWEST AT 10 KNOTS . THE NEXT STATEMENT WILL BE ISSUED BY 19/0700 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. . BROWN . NNNN