FVXX20 KWBC 231210 VOLCANIC ASH ADVISORY ISSUED: 2002AUG23/1210Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2002/410 . INFORMATION SOURCE: GOES-8 IMAGERY. GEOPHYSICAL INSTITUTE. GUAYAQUIL MWO. ERUPTION DETAILS: ERUPTION AT 23/1026Z. . OBS ASH DATE/TIME: 23/1026Z. . OBS ASH CLOUD: ASH NOT IDENTIFIABLE IN SATELLITE IMAGERY. WINDS FL100/270 MOVING WEST AT 10-20 KNOTS. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: THE GEOPHYSICAL INSTITUTE OBSERVED A VOLCANIC ASH CLOUD AT 1026Z. NO ASH WAS DETECTED IN SATELLITE IMAGERY THROUGH 1145Z HOWEVER A HOT SPOT WAS DETECTED AT 1015Z JUST PRIOR TO THE OBSERVATION OF ASH. TURK . NEXT ADVISORY: WILL BE ISSUED BY 2002AUG23/1800Z. . NNNN