FVXX20 KWBC 071455 VOLCANIC ASH ADVISORY ISSUED: 2004JUN07/1454Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/259 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. GEOPHYSICAL INSTITUTE. ERUPTION DETAILS: ERUPTION STARTED AT 04/2015Z OBS ASH DATE/TIME: 07/1415Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL220 MOVING TO W 10 KNOTS. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: IT IS DIFFICULT TO DETECT ASH FROM SATELLITE IMAGERY DUE TO EXTENSIVE CLOUDS OVER THE VOLCANO. ...KARST NEXT ADVISORY: WILL BE ISSUED BY 2004JUN07/2100Z NNNN