FVXX21 KWBC 032129 VOLCANIC ASH ADVISORY ISSUED: 2004FEB03/2130Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/110 INFORMATION SOURCE: GOES 12 IMAGERY. GFS MODEL WINDS FORECAST. GEOPHYSICAL INSTITUTE ERUPTION DETAILS: EMISSION AT 03/2030Z OBS ASH DATE/TIME: 03/2045Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/260 MOVING TO W 15-20 KTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: THE GEOPHYSICAL INSTITUTE OBSERVED ASH TO FL260 AT 2030Z. EXTENSIVE CLOUDINESS MAKES IT DIFFICULT TO OBSERVE ASH FROM SATELLITE IMAGERY. ACCORDING TO UPPER AIR WINDS ANY ASH TO FL260 SHOULD MOVE TOWARDS THE W AT 15-20 KTS. NEXT ADVISORY: WILL BE ISSUED BY 2004FEB04/0330Z NNNN