FVXX20 KNES 201224 VA ADVISORY DTG: 20101220/1224Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2010/520 INFO SOURCE: GOES-13. GFS WINDS. SEISMIC DETECTION. ERUPTION DETAILS: ONGOING EMISSIONS OBS VA DTG: 20/1145Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL200 045/0-5KT FCST VA CLD +6HR: 20/1800Z FCST VA CLD +12HR: 21/0000Z FCST VA CLD +18HR: 21/0600Z RMK: VA NOT OBSERVED IN EVENING IMAGERY. SEISMIC ACTIVITY IS BACKGROUND WITH PERIODS OF ELEVATED ACTIVITY. ...SALEMI NXT ADVISORY: WILL BE ISSUED BY 20101220/1830Z NNNN