FVXX20 KNES 171440 VOLCANIC ASH ADVISORY ISSUED: 20070817/1439Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/502 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: CONTINUOUS ASH AND GASES EMISSIONS OBS ASH DATE/TIME: 17/1415Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL160 MOVING TO W 20 KNOTS. FCST ASH CLOUD +6H: 17/2030Z FCST ASH CLOUD +12H: 18/0230Z FCST ASH CLOUD +18H: 18/0830Z REMARKS: NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH 17/1415Z DUE TO CLOUD. ...ZHONG NEXT ADVISORY: WILL BE ISSUED BY 20070817/2045Z