FVXX21 KNES 181450 VA ADVISORY DTG: 20180718/1450Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/263 INFO SOURCE: GOES-EAST. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: SMALL ERUPTION AT 1416Z 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