FVXX20 KWBC 090831 VOLCANIC ASH ADVISORY ISSUED: 2004JUL09/0830Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W7826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/346 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: EMISSION AT 08/2123Z OBS ASH DATE/TIME: 09/0745Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/230 MOVING TO W 15 KNOTS. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: NO ASH CAN BE SEEN IN MULTISPECTRAL OR INFRARED IMAGERY THROUGH 09/0745Z. THE MOST RECENT KNOWN ASH OBSERVATION WAS AT 0437Z WHEN THE GEOPHYSICAL INSTITUTE OBSERVED ASH FL165/230. AT 0327Z THE INSTITUTE OBSERVED ASH MOVING SW. ... NEXT ADVISORY: WILL BE ISSUED BY 2004JUL09/1430Z NNNN