FVXX21 KWBC 021930 CCA VOLCANIC ASH ADVISORY STATEMENT - CORRECTION ISSUED 1930 UTC 02 APR 2000 BY THE WASHINGTON VAAC . CORRECTION OF NEXT STATEMENT ISSUE DATE FROM 02/0130 UTC TO 03/0130 UTC. . TUNGURAHUA 00-392 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY. 6 HOUR WIND FORECAST FROM THE 1200 UTC AVIATION MODEL. . ERUPTION DETAILS: GAS AND ASH EMISSIONS . DETAILS OF ASH: SATELLITE IMAGERY THROUGH 02/1845 UTC INDICATES BROKEN CLOUDS OVER THE REGION SURROUNDING THE SUMMIT MAKING ASH DETECTION DIFFICULT. NO ASH CAN BE SEEN FROM SATELLITE IMAGERY AT THIS TIME. ASH WAS LAST DETECTED FROM SATELLITE AT 01/1945 UTC AND WAS ESTIMATED AT FL230. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH THAT MAY EXIST BETWEEN THE SUMMIT LEVEL AND FL230 WILL MOVE TOWARD THE WEST AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 03/0130 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. . CLARK . NNNN