FVXX20 KWBC 191603 VOLCANIC ASH ADVISORY ISSUED: 2003DEC19/1600Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/622 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE ERUPTION DETAILS: ASH EMISSIONS OBS ASH DATE/TIME: 19/1545Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/260 MOVING TO SW 10-15 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: THE GEOPHYSICAL INSTITUTE OBSERVED A VOLCANIC ASH CLOUD OVER THE VOLCANO AT 1516Z. EXTENSIVE CLOUD COVER PRECLUDED THE DETECTION OF ASH IN SATELLITE IMAGERY THROUGH 1545Z. TURK NEXT ADVISORY: WILL BE ISSUED BY 2003DEC19/2200Z. NNNN