FVXX24 KNES 290156 VA ADVISORY DTG: 20190829/0156Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/773 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. RADIOSONDE. ERUPTION DETAILS: INTMT VA EMS. OBS VA DTG: 29/0141Z OBS VA CLD: SFC/FL220 N1901 W09837 - N1900 W09836 - N1855 W09843 - N1900 W09846 - N1901 W09837 MOV SW 15-20KT FCST VA CLD +6HR: 29/0730Z SFC/FL220 N1901 W09837 - N1900 W09835 - N1849 W09857 - N1857 W09901 - N1901 W09837 FCST VA CLD +12HR: 29/1330Z SFC/FL220 N1901 W09837 - N1900 W09837 - N1850 W09902 - N1859 W09904 - N1901 W09837 FCST VA CLD +18HR: 29/1930Z SFC/FL220 N1905 W09904 - N1901 W09837 - N1900 W09837 - N1855 W09904 - N1905 W09904 RMK: VA EMS OBS TO 7 NMI SW OF SUMMIT. EARLIER WX CLD OBSC SUMMIT BUT HAS MOVD W AND COULD BE OBSCG SOME VA. NWP MDLS FCST VA TO BEGIN MOVG WSW BY T+6 THEN W BY T+18. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20190829/0800Z