FVXX20 KWBC 120800 VOLCANIC ASH ADVISORY ISSUED: 2003JUN12/0800Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/072 INFORMATION SOURCE: GOES-12 IMAGERY. AVN MODEL WINDS FORECAST. GEOPHYSICAL INSTITUTE. ERUPTION DETAILS: ASH EMISSIONS STARTING AT 06/2000Z. OBS ASH DATE/TIME: 12/0745Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING W 15-20 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: ASH COULD NOT BE DETECTED IN SATELLITE IMAGERY THROUGH 0745Z DUE TO EXTENSIVE CLOUD COVER. THE GEOPHYSICAL INSTITUTE LAST OBSERVED ASH AT 2207Z TO FL200. NEXT ADVISORY: WILL BE ISSUED BY 20003JUN12/1400Z. NNNN