FVXX21 KWBC 100830 VOLCANIC ASH ADVISORY ISSUED: 2003MAR10/0830Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/014 INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ASH OBSERVED 09/1846Z. OBS ASH DATE/TIME: 10/0745Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL180 MOVING SW 10-15 KNOTS. FL200/FL290 MOVING E 5 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: NO ASH CAN BE DETECTED IN MULTISPECTRAL OR INFRARED SATELLITE IMAGERY THROUGH 0745Z. HOWEVER LOW LEVEL WEATHER CLOUDS MIGHT BE HINDERING ASH DETECTION. THE MOST RECENT KNOWN ASH REPORT WAS AT 09/1846Z WHEN THE GEOPHYSICAL INSTITUTE OBSERVED ASH TO FL290. WINDS NEAR FL200 ARE LIGHT AND VARIABLE SO THERE IS A HIGHER UNCERTAINTY THAN USUAL WITH RESPECT TO WIND DIRECTION. NEXT ADVISORY: WILL BE ISSUED BY 2003MAR10/1430Z NNNN