FVXX24 KNES 051237 VA ADVISORY DTG: 20190905/1237Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/807 INFO SOURCE: GOES-EAST. MEXICO CITY MWO. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EM OBS VA DTG: 05/1220Z OBS VA CLD: SFC/FL200 N1914 W09925 - N1904 W09838 - N1858 W09838 - N1856 W09925 - N1914 W09925 MOV W 10KT FCST VA CLD +6HR: 05/1830Z SFC/FL200 N1916 W09948 - N1904 W09837 - N1858 W09838 - N1853 W09949 - N1916 W09948 FCST VA CLD +12HR: 06/0030Z SFC/FL200 N1917 W09948 - N1904 W09838 - N1858 W09838 - N1853 W09949 - N1917 W09948 FCST VA CLD +18HR: 06/0630Z SFC/FL200 N1917 W09949 - N1904 W09838 - N1858 W09837 - N1853 W09949 - N1917 W09949 RMK: CONS VA EM MOV W AND SEEN IN STLT AND WEBCAM. VA EXTND APRX 45 NM FROM SUMMIT. VA EM EXPECTED TO CONT THRU FCST PERIOD BASED ON RECENT HISTORY. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20190905/1830Z