FVXX21 KWBC 011230 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1230 UTC 01 MAR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-258 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY. THE GEOPHYSICAL INSTITUTE IN QUITO. 6 HOUR WIND FORECAST FROM 01/0600 UTC AVIATION MODEL. . ERUPTION DETAILS: MODERATE EXPLOSIONS THIS PAST DAY. . DETAILS OF ASH: SATELLITE IMAGERY THRU 01/1145 UTC SHOWS EXTENSIVE CLOUDS OBSCURING ANY POSSIBLE ASH SIGNATURES. THE GEOPHYSICAL INSTITUTE DID HOWEVER REPORT ASH OVER THE VOLCANO AT 01/1200 UTC. TRAJECTORY: ANY ASH UP TO FL300 WOULD MOVE TOWARDS THE WEST AT 20-30 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 01/1830 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