FVXX20 KNES 170422 VA ADVISORY DTG: 20180817/0422Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/303 INFO SOURCE: GOES-EAST. RADIOSONDE. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. SOCIAL MEDIA ERUPTION DETAILS: CONT VA EMS. OBS VA DTG: 17/0352Z OBS VA CLD: SFC/FL200 N1920 W09902 - N1902 W09837 - N1900 W09840 - N1910 W09908 - N1920 W09902 MOV W 10-15KT FCST VA CLD +6HR: 17/1000Z SFC/FL200 N1919 W09903 - N1903 W09837 - N1859 W09837 - N1908 W09910 - N1919 W09903 SFC/FL200 N1935 W10019 - N1932 W09959 - N1916 W10004 - N1919 W10025 - N1935 W10019 FCST VA CLD +12HR: 17/1600Z SFC/FL200 NO ASH EXPSFC/FL200 N1919 W09909 - N1902 W09836 - N1859 W09838 - N1905 W09913 - N1919 W09909 FCST VA CLD +18HR: 17/2200Z SFC/FL200 NO ASH EXPNO ASH EXP RMK: CONT VA EMS OBS IN WEB CAM AND STLT IMAGERY CONFIRMING RPRTS ON SOCIAL MEDIA. VA OBS TO 33NM NW OF SUMMIT. NWP MDLS SUGGEST VA WILL MOV TWD THE WNW. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20180817/1015Z