FVXX20 KWBC 061510 VOLCANIC ASH ADVISORY ISSUED: 2003SEP06/1515Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/219 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET. NOTAM. ERUPTION DETAILS: ONGOING ERUPTION SINCE AUG20/1745Z. OBS ASH DATE/TIME: 06/1445Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/260 MOVING W 10-15 KNOTS. FCST ASH CLOUD+6H: SEE SIGMETS. REMARKS: ASH CANNOT BE SEEN IN SATELLITE IMAGERY THROUGH 06/1445Z POSSIBLY BECAUSE IT IS OBSCURED BY LOW LEVEL WEATHER CLOUDS. HOWEVER AT 1445Z THE GEOPHYSICAL INSTITUTE OBSERVED ASH TO FL260 MOVING NORTHWEST. NEXT ADVISORY: WILL BE ISSUED BY 2003SEP06/2130Z. NNNN