FVXX23 KNES 180014 VA ADVISORY DTG: 20200218/0014Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07740 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/157 INFO SOURCE: GUAYAQUIL MWO. VONA. ERUPTION DETAILS: VONA AND GUAYAQUIL SIGMET 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