FVXX20 KWBC 011940 VOLCANIC ASH ADVISORY ISSUED: 2004JAN01/1930Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/004 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: CONTINUOUS GAS AND ASH EMISSIONS. OBS ASH DATE/TIME: 01/1845Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING TO W 10 KNOTS. FL200/260 MOVING NW 5 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: THROUGH SCATTERED CLOUDS THERE IS SOME EVIDENCE OF PERHAPS A FAINT SHORT MAYBE 6 NM LONG PLUME MOVING WEST FROM THE VOLCANO BUT NOT ENOUGH TO DRAW A GRAPHIC. IF THERE IS A PLUME IT IS ESTIMATED TO AT OR BELOW FL200. NEXT ADVISORY: WILL BE ISSUED BY 2004JAN02/0130Z. NNNN