FVXX21 KWBC 020230 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0230 UTC 02 APR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-389 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 WIND FORECAST FROM THE 01/1800 UTC AVIATION MODEL. GEOPHYSICAL INSTITUTE REPORT. . ERUPTION DETAILS: GAS AND ASH EMISSIONS . DETAILS OF ASH: SATELLITE IMAGERY THROUGH 02/0145 UTC SHOWS EXTENSIVE LOW AND MID LEVEL CLOUDS OVER THE REGION MAKING DETECTION OF ASH DIFFICULT. IN ADDITION..THE ASH SEEN EARLIER AND REPORTED ON MESSAGE NUMBER 388 IS NO LONGER VISIBLE. . TRAJECTORY: ASH FROM THE SUMMIT LEVEL TO FL230 WILL MOVE WEST-SOUTHWEST AT 10 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL BE ISSUED BY 02/0830 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. . WALTER . NNNN