FVXX24 KNES 102000 VA ADVISORY DTG: 20150410/2000Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 352080 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2015/025 INFO SOURCE: GUAYAQUIL MWO. ERUPTION DETAILS: SIGMET RECEIVED OF VA EMISSION AT 1930Z TO FL180 MOV W. 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