FVXX21 KWBC 071300 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1300 UTC 07 FEB 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-156 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE...MULTISPECTRAL AND INFRARED IMAGERY. GEOPHYSICAL INSTITUTE IN QUITO. WIND FORECAST FROM THE 07/1200 UTC AVIATION MODEL. . ERUPTION DETAILS: OCCASIONAL EMISSIONS OF ASH AND STEAM. . DETAILS OF ASH: THE GUAYAQUIL MWO REPORTED ASH OVER THE VOLCANO AT 07/0115 UTC REACHING FL260. THE SATELLITE IMAGERY THROUGH 1215 UTC SHOWS NO DISCERNIBLE ASH AT THIS TIME DUE TO EXTENSIVE CLOUDINESS OVER THE AREA. . TRAJECTORY: ANY ASH REACHING FL260 WOULD MOVE TOWARD THE WEST AT 25 TO 30 KTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL STILL BE ISSUED BY 07/1900 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