FVXX20 KWBC 240128 VOLCANIC ASH ADVISORY ISSUED: 2003OCT24/0130Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/405 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET ERUPTION DETAILS: CONTINUED ASH AND STEAM EXHALATIONS. OBS ASH DATE/TIME: 24/0115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE IN SATELLITE DATA. WINDS FL100/230 MOVING WEST 10-15 KNOTS. FCST ASH CLOUD+6H: SEE SIGMETS REMARKS: NO ASH CAN BE SEEN IN IMAGERY ALTHOUGH THERE ARE THICK CLOUDS IN THE AREA. AT 23/2313Z THE GEOPHYSICAL INSTITUTE REPORTED ASH AT FL230. NEXT ADVISORY: WILL BE ISSUED BY 2003OCT24/0730Z. NNNN