FVXX21 KWBC 101430 VOLCANIC ASH ADVISORY ISSUED: 2003MAR10/1430Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/015 INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST. GEOPHYSICAL INSTITUTE REPORT. ERUPTION DETAILS: CONTINUING EMISSION OF GASES AND LIGHT ASH. OBS ASH DATE/TIME: 10/1345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL250 MOVING W 10 KNOTS. FL250/FL320 MOVING NW 10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: NO ASH CAN BE DETECTED IN MULTISPECTRAL OR VISIBLE SATELLITE IMAGERY THROUGH 1345Z. HOWEVER IN OCCASIONAL BREAKS IN THE WEATHER CLOUDS A HINT OF A PLUME IS NOTED. THE GEOPHYSICAL INSTITUTE REPORTS THAT THERE IS CONTINUES SEISMIC ACTIVITY SUFFICIENT TO INDICATE RELEASE OF GASES AND POSSIBLE LIGHT ASH ESTIMATED BELOW FL290. NEXT ADVISORY: WILL BE ISSUED BY 2003MAR10/2030Z NNNN