FVXX20 KNES 182240 VA ADVISORY DTG: 20171118/2240Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2017/209 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. NWP MODELS. NOAA CIMSS ALERT. ABBA. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EM OBS VA DTG: 18/2222Z OBS VA CLD: SFC/FL230 N1901 W09839 - N1851 W09835 - N1847 W09841 - N1859 W09849 - N1901 W09839 MOV WSW 10KT FCST VA CLD +6HR: 19/0430Z SFC/FL230 N1850 W10011 - N1815 W09958 - N1811 W10016 - N1844 W10031 - N1850 W10011 FCST VA CLD +12HR: 19/1030Z SFC/FL230 NO ASH EXP FCST VA CLD +18HR: 19/1630Z NO ASH EXP RMK: UPDATE. VA EMS MOV TO THE WSW IS SEEN IN STLT IMAGERY AND EXPANDING. ...WHISNANT NXT ADVISORY: WILL BE ISSUED BY 20171119/0445Z