FVXX24 KNES 270904 VA ADVISORY DTG: 20200727/0904Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2020/720 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. RADIOSONDE. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 27/0856Z OBS VA CLD: SFC/FL190 N2000 W09847 - N1904 W09838 - N1859 W09839 - N1950 W09916 - N2000 W09847 MOV NW 5-10KT FCST VA CLD +6HR: 27/1500Z SFC/FL190 N1955 W09854 - N1901 W09837 - N1900 W09841 - N1944 W09914 - N1955 W09854 FCST VA CLD +12HR: 27/2100Z NO VA EXP FCST VA CLD +18HR: 28/0300Z NO VA EXP RMK: CONTINUOUS EMS NOTED IN WEB CAM AND SEEN IN IR STLT IMAGERY. VA EMS STREAMING TOWARDS THE NW AND NNW FROM SUMMIT TO ABOUT 60 NM DOWNWIND. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20200727/1500Z