FVXX21 KWBC 262130 VOLCANIC ASH ADVISORY STATEMENT ISSUED 2130 UTC 26 MAR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-363 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY...GUAYAQUIL MWO. . ERUPTION DETAILS: CONTINUOUS DEGASSING WITH OCCASIONAL ASH EMISSIONS. . DETAILS OF ASH: SATELLITE IMAGERY THROUGH 2145 UTC SHOWED THICK CLOUDS COVERING THE REGION WITH NO ASH DETECTION POSSIBLE. THE MWO HAS A SIGMET OUT FOR ASH OBSERVED AROUND THE SUMMIT OF THE VOLCANO. BY THE SURFACE STATION AT RIOBAMBA (SERB). . TRAJECTORY: THE WINDS ARE VARIABLE AROUND THE VOLCANO AND FORECASTED MOVEMENT IS DIFFICULT. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 27/0330 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