FVXX21 KWBC 150600 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0600 UTC 15 FEB 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-193 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 AVIATION MODEL WIND FORECAST FROM 15/0000 UTC. . ERUPTION DETAILS: PERIODIC ERUPTIONS OF ASH AND STEAM. . DETAILS OF ASH: SATELLITE IMAGERY THROUGH 0515 UTC SHOWS NO SIGNS OF ASH. SCATTERED CLOUDS SURROUND THE VOLCANO AND MAY OBSCURE ANY ASH. . TRAJECTORY: ASH BELOW FL250 WOULD MOVE WEST SOUTHWEST AT 5 TO 15 KNOTS. ANY ASH AT OR ABOVE FL250 WOULD MOVE NORTHWEST AT 15 TO 25 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL BE ISSUED BY 15/1200 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