FVXX21 KNES 150246 VA ADVISORY DTG: 20191015/0246Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/977 INFO SOURCE: GOES-EAST. MEXICO CITY MWO. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 15/0231Z OBS VA CLD: SFC/FL220 N1906 W09837 - N1859 W09835 - N1849 W09926 - N1858 W09928 - N1906 W09837 MOV W 20-25KT FCST VA CLD +6HR: 15/0830Z SFC/FL220 N1905 W09837 - N1859 W09834 - N1844 W09943 - N1855 W09944 - N1905 W09837 FCST VA CLD +12HR: 15/1430Z SFC/FL220 N1905 W09837 - N1859 W09835 - N1841 W09952 - N1855 W09954 - N1905 W09837 FCST VA CLD +18HR: 15/2030Z SFC/FL220 N1905 W09838 - N1859 W09834 - N1840 W09952 - N1855 W09954 - N1905 W09838 RMK: MULTIPLE DISCRETE VA EMS VISIBLE IN STLT IMAGERY STRETCHING 40 NMI WSW FM SUMMIT FL220. NWP MODELS SUGGEST CONT WESTWARD WINDS THRU T+18 HRS. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20191015/0845Z