FVXX21 KWBC 150700 VOLCANIC ASH ADVISORY ISSUED 0700 UTC 15 JUN 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-699 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. 6 HOUR WIND FORECAST FROM THE 15/0000 UTC AVIATION MODEL. GEOPHYSICAL INSTITUTE REPORT. GUAYAQUIL MWO SIGMET. . ERUPTION DETAILS: CONTINUAL NEAR SUMMIT GAS AND ASH EMISSIONS. . DETAILS OF ASH: DUE TO THICK LAYERED CLOUDINESS IN THE VICINITY OF THE SUMMIT NO ASH IS SEEN IN THE SATELLITE IMAGERY THROUGH 15/0615 UTC. THE LAST REPORT OF ASH OVER THE VOLCANO CAME AT 14/2012 UTC WITH ASH TO FL230. . TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL230 WILL MOVE TOWARDS THE WEST AT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 15/1300 UTC. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH ADVISORIES 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. . WALTER . NNNN