FVXX21 KWBC 191930 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1930 UTC 19 JAN 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-077 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY. 1200 UTC UPPER AIR WINDS. SIGMETS AND AIRCRAFT REPORTS FROM THE GUAYAQUIL METEOROLOGICAL WATCH OFFICE. . ERUPTION DETAILS: CONTINUOUS EMISSIONS OF ASH AND STEAM... . DETAILS OF ASH: ASH IS NO LONGER VISIBLE IN SATELLITE DATA. HOWEVER CONSIDERABLE CLOUDINESS HAS DEVELOPED AROUND THE VOLCANO HINDERING ASH CLOUD OBSERVATION. THE PLUME FROM EARLIER TODAY WAS LAST SEEN DRIFTING TO THE WEST AND APPROACHING THE PACIFIC COAST BEFORE IT DISSIPATED. AIRCRAFT REPORTS FROM EARLIER PLACED THE ASH BETWEEN FL200 AND FL250. . TRAJECTORY: THIS MORNINGS UPPER AIR SOUNDING INDICATES THAT ASH BETWEEN FL200 AND FL250 WOULD MOVE TOWARD THE WEST AT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 20/0130 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. . RUMINSKI/NOAA/NESDIS/SAB . NNNN