FVXX21 KNES 250721 VOLCANIC ASH ADVISORY ISSUED: 20070425/0721Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/251 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING EMISSIONS. OBS ASH DATE/TIME: 25/0645Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL240 MOVING TO W 10-20 KNOTS. FCST ASH CLOUD +6H: 25/1300Z FCST ASH CLOUD +12H: 25/1900Z FCST ASH CLOUD +18H: 26/0100Z REMARKS: NO ASH CAN BE SEEN IN SATELLITE IMAGERY DUE TO WEATHER CLOUDS AND LACK OF VISIBLE IMAGERY. ...BANKS NEXT ADVISORY: WILL BE ISSUED BY 20070425/1315Z