FVXX20 KWBC 210245 VOLCANIC ASH ADVISORY ISSUED: 2001JUL21/0245Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/114. . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL SATELLITE IMAGERY. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. AVIATION MODEL. . ERUPTION DETAILS: ASH OBSERVED AT 21/0204Z. . DETAILS OF ASH CLOUD: A SIGMET FROM THE GUAYAQUIL METEOROLOGICAL WATCH OFFICE REPORTS AN OBSERVATION OF ASH OVER THE VOLCANO AT 21/0204Z TO FL260. SATELLITE IMAGERY THROUGH 21/0215Z DOES NOT SHOW ASH DUE TO EXTENSIVE CLOUDS OVER THE REGION. . TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL260 WILL MOVE TO THE WEST AT 20 TO 30 KTS. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE FINAL ADVISORY FOR THIS EVENT UNLESS NEW INFORMATION BECOMES AVAILABLE. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES 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. . KARST . NNNN