FVXX22 KNES 230337 VA ADVISORY DTG: 20190123/0337Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/074 INFO SOURCE: GOES-EAST. 557TH WW. WEB CAM. ERUPTION DETAILS: ERUPTION AT APPROX 23/0305Z RPRTD 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