FVXX20 KWBC 071822 VOLCANIC ASH ADVISORY ISSUED: 2003NOV07/1820Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/466 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ASH AND STEAM EXHALATIONS OBS ASH DATE/TIME: 07/1745Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA WINDS FL100/230 MOVING W 10-15 KNOTS. FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD REMARKS: ASH CANNOT BE SEEN IN THE VISIBLE OR MULTISPECTRAL IMAGERY THROUGH 07/1745Z DUE TO EXTENSIVE CLOUD COVER. NEXT ADVISORY: WILL BE ISSUED BY 2003NOV08/0030Z. NNNN