FVXX21 KWBC 010630 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0630 UTC 01 MAR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-257 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. THE GEOPHYSICAL INSTITUTE IN QUITO. SIX HOUR AVN MODEL WINDS FORECAST FROM 01/0000 UTC. . ERUPTION DETAILS: MODERATE EXPLOSIONS THIS PAST DAY. . DETAILS OF ASH: SATELLITE IMAGERY THRU 01/0415 SHOWS EXTENSIVE CLOUDS OBSCURING ANY POSSIBLE ASH SIGNATURES. TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH UP TO FL300 WOULD MOVE WEST AT ABOUT 25-30 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 01/1230 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