FVXX20 KNES 121859 VA ADVISORY DTG: 20181012/1859Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/458 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EM AT ARND 1630Z. OBS VA DTG: /Z OBS VA CLD: SFC/FL230 N1908 W09912 - N1907 W09904 - N1900 W09905 - N1901 W09912 - N1908 W09912 MOV W 15-20KT SFC/FL230 N1908 W09843 - N1902 W09837 - N1859 W09840 - N1904 W09846 - N1908 W09843 MOV W 15-20KT FCST VA CLD +6HR: 13/0000Z SFC/FL230 N1902 W09837 - N1901 W09837 - N1853 W09853 - N1901 W09855 - N1902 W09837 FCST VA CLD +12HR: 13/0600Z SFC/FL230 N1905 W09856 - N1901 W09837 - N1900 W09836 - N1857 W09856 - N1905 W09856 FCST VA CLD +18HR: 13/1200Z SFC/FL230 NO ASH EXP RMK: VA FM EM AT1630Z OBS 30 NM W OF SUMMIT AND DISPG. ANOTHER PSBL EM OBS AT 1800Z. NWP MDLS SUGGEST LTLCG IN WINDS. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20181013/0100Z