FVXX20 KNES 231328 VA ADVISORY DTG: 20110423/1328Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2011/012 INFO SOURCE: GOES-13. GFS WINDS. SEISMIC DETECTION. VOLCANO WEB CAMERA. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSION OF GASES AND LGT VA OBS VA DTG: 23/1245Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL240 155/05-10KT FL270/FL330 350/05-10KT FCST VA CLD +6HR: 23/1900Z FCST VA CLD +12HR: 24/0100Z FCST VA CLD +18HR: 24/0700Z RMK: IN FIRST VIS IMAGERY THE TOP PORTION OF THE PLUME CAN BE SEEN ABV THICK CLDS FOR 15 NM MOV S BUT MOST AREA CLDY. MODEL WINDS BELOW FL240 MOV MOST VA IF ANY TO NW TO N. SEISMIC SIGNAL REMAINS ELEVATED ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20110423/1930Z NNNN