FVXX20 KNES 211542 VA ADVISORY DTG: 20160721/1542Z VAAC: WASHINGTON VOLCANO: COLIMA 341040 PSN: N1930 W10337 AREA: MEXICO SUMMIT ELEV: 12631 FT (3850 M) ADVISORY NR: 2016/285 INFO SOURCE: MEXICO CITY MWO. ERUPTION DETAILS: VA EM AT 21/1525Z 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