FVXX24 KNES 191833 VA ADVISORY DTG: 20190819/1833Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/731 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 19/1800Z OBS VA CLD: SFC/FL200 N1902 W09837 - N1858 W09835 - N1834 W09925 - N1850 W09929 - N1902 W09837 MOV W 25-30KT FCST VA CLD +6HR: 20/0000Z SFC/FL200 N1903 W09837 - N1859 W09836 - N1839 W09933 - N1857 W09932 - N1903 W09837 FCST VA CLD +12HR: 20/0600Z SFC/FL200 N1905 W09934 - N1903 W09836 - N1858 W09837 - N1846 W09936 - N1905 W09934 FCST VA CLD +18HR: 20/1200Z SFC/FL200 NO ASH EXP RMK: VA IS NOT SEEN FOR PAST 2 HOURS IN STLT IMAGERY DUE TO DENSE WX CLDS. VA IS DRAWN BASED ON PREVIOUS OBS VA MOV AND NWP MDL. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20190820/0030Z