FVXX20 KNES 231452 VA ADVISORY DTG: 20120523/1452Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2012/216 INFO SOURCE: TEGUCIGALPA MWO. GOES-13. VOLCANO WEB CAMERA. ERUPTION DETAILS: BRIEF EMISSION SEEN IN WEBCAM STARTING AROUND 1410Z RMK: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NXT ADVISORY: AS SOON AS POSSIBLE NNNN