FVXX20 KNES 211609 VA ADVISORY DTG: 20120321/1609Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2012/091 INFO SOURCE: GOES-15. GFS WINDS. SEISMIC DETECTION. ERUPTION DETAILS: VA NOT OBSERVED IN STLT IMAGERY OBS VA DTG: 21/1545Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL270 085/10-15KT FCST VA CLD +6HR: 21/2200Z FCST VA CLD +12HR: 22/0400Z FCST VA CLD +18HR: 22/1000Z RMK: VA NOT OBSERVED IN STLT IMAGERY DUE TO WX CLDS IN AREA. SEISMIC DATA SHOWS PERIODS OF ELEVATED ACTIVITY. ...SALEMI NXT ADVISORY: WILL BE ISSUED BY 20120321/2215Z NNNN