FVXX21 KNES 121648 VA ADVISORY DTG: 20160612/1648Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2016/156 INFO SOURCE: MEXICO CITY MWO. ERUPTION DETAILS: NEW EMISSION AT 12/1617. 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