FVXX20 KNES 210950 VA ADVISORY DTG: 20230421/0950Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/478 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: VA EM CONTINUES OBS VA DTG: 21/0936Z OBS VA CLD: SFC/FL200 N1901 W09837 - N1855 W09823 - N1849 W09832 - N1859 W09838 - N1901 W09837 MOV SE 10KT FCST VA CLD +6HR: 21/1530Z SFC/FL200 N1902 W09838 - N1901 W09835 - N1856 W09823 - N1848 W09831 - N1902 W09838 FCST VA CLD +12HR: 21/2130Z SFC/FL200 N1901 W09838 - N1900 W09837 - N1847 W09833 - N1847 W09843 - N1901 W09838 FCST VA CLD +18HR: 22/0330Z NO VA EXP RMK: VA EM SEEN ON STLT MOVG SE FM SUMMIT. VA FL AND FRCST BASED ON IMAGERY AND NWP MODELS. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20230421/1545Z