FVXX21 KNES 140316 VA ADVISORY DTG: 20120514/0316Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/122 INFO SOURCE: MEXICO CITY MWO. CENAPRED. ERUPTION DETAILS: CENAPRED REPORTS ERUPTION TO TO FL220 MV E 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