FVXX20 KWBC 070553 VOLCANIC ASH ADVISORY ISSUED: 2003NOV07/0600Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/464 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ASH AND STEAM EXHALATIONS OBS ASH DATE/TIME: 07/0515Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL230 MOVING NW 10-15 KNOTS. FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD REMARKS: ASH CAN NO LONGER BE SEEN IN MULTISPECTRAL IMAGERY THROUGH 07/0515Z. EARLIER IMAGERY DID INDICATE A PLUME MOVING TO THE NORTHWEST FROM THE SUMMIT. SCATTERED MIDDLE LEVEL CLOUDS MAY BE OBSCURING ASH IN THE VICINITY OF THE VOLCANO. NEXT ADVISORY: WILL BE ISSUED BY 2003NOV07/1200Z. NNNN