FVXX21 KWBC 121935 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1935 UTC 12 FEB 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-182 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE... MULTISPECTRAL AND INFRARED IMAGERY. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. 6 HOUR WIND FORECAST FROM THE 12/1200 UTC AVIATION MODEL. . ERUPTION DETAILS: CONTINUOUS ERUPTION OF ASH AND STEAM . DETAILS OF ASH: AN ASH PLUME EXTENDED FROM THE SUMMIT TO 0121S7833W TO 0120S7841W AT 1945 UTC. THE PLUME WAS UP TO 10 KM (5 NMI) WIDE. A 1900 UTC SURFACE REPORT FROM CHIMBORAZO (SERB) INDICATED ASH WAS AT FL260. ASH FROM THIS MORNINGS ERUPTIONS HAS DISSIPATED. . TRAJECTORY: TOWARDS THE NORTHWEST AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL BE ISSUED AT 12/0230 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. . TURK . NNNN