FVXX20 KNES 221743 VA ADVISORY DTG: 20111222/1742Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2011/197 INFO SOURCE: GOES-13. ERUPTION DETAILS: NEW MAJOR EMISSIONS RMK: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. 22/1715Z IMAGES SHOWS MAJOR EMISSION LIKELY TO AT LEAST FL300. NXT ADVISORY: AS SOON AS POSSIBLE NNNN