FVXX20 KWBC 011850 VOLCANIC ASH ADVISORY ISSUED: 2003OCT01/1900Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/309 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE. ERUPTION DETAILS: SERIES OF EMISSIONS STARTING AT 21/2345Z OBS ASH DATE/TIME: 01/1815Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/180 MOVING W 5-10 KNOTS. FL180/260 MOVING NE 5- 10 KNOTS FCST ASH CLOUD+6H: SEE SIGMETS. REMARKS: DENSE CLOUDS REMAIN IN THE VICINITY OF THE VOLCANO MAKING IT DIFFICULT TO DETECT ASH IN SATELLITE IMAGERY THROUGH 01/1815Z. THE GEOPHYSICAL INSTITUTE INDICATES THAT ASH IS MOVING NE TO FL260. WE WILL CONTINUE TO MONITOR CLOSELY AND ADVISE AS NEEDED....KIBLER NEXT ADVISORY: WILL BE ISSUED BY 2003OCT02/0100Z. NNNN