FVXX21 KWBC 061020 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1020 UTC 06 MAY 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-532 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY...12 HOUR FORECAST FROM THE 00 UTC AVIATION MODEL . ERUPTION DETAILS: CONTINUOUS GAS AND ASH EMISSIONS. . DETAILS OF ASH: GOES-8 IMAGERY THROUGH 0945 UTC SHOWS SCATTERED MIDDLE AND LOW LEVEL CLOUDS AROUND THE VOLCANO OBSCURING ANY ASH FROM BEING VISIBLE IN SATELLITE IMAGERY. THE MOST RECENT INFORMATION PLACES ANY ASH PLUME UP TO FL280. . TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL280 WOULD MOVE TOWARD THE WEST SOUTHWEST AT 20 TO 30 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 06/1630 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. . NNNN