FVXX21 KNES 251309 VOLCANIC ASH ADVISORY ISSUED: 20070425/1308Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/252 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING EMISSIONS. OBS ASH DATE/TIME: 25/1245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL240 MOVING TO W 20 KNOTS. FCST ASH CLOUD +6H: 25/1900Z FCST ASH CLOUD +12H: 26/0100Z FCST ASH CLOUD +18H: 26/0700Z REMARKS: MORNING VISIBLE SATELLITE IMAGERY SHOWS WEATHER CLOUDS OBSCURING THE REGION AROUND THE VOLCANO. MORE CONVECTIVE CLOUDS ARE MOVING TOWARDS THIS REGION. HOWEVER, NO HOTSPOT HAS BEEN SEEN AT THE SUMMIT OVERNIGHT AND THE INSTITUTE HAS NOT SEEN AN ASH CLOUD SINCE 2328Z YESTERDAY. MODEL WINDS SUGGEST ANY ASH TO FL240 WILL MOVE GENERALLY TO THE WESTSOUTHWEST AT 10-20 KTS THROUGH THE NEXT 12-18 HOURS BUT ANY ASH PLUME CLOSER TO SUMMIT HEIGHT WILL MOVE TO THE WEST AT ABOUT 10KTS. ...BALDWIN NEXT ADVISORY: WILL BE ISSUED BY 20070425/1915Z