FVXX24 KNES 211039 VA ADVISORY DTG: 20200121/1039Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2020/066 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: VA EM OBS IN STLT. OBS VA DTG: 21/1020Z OBS VA CLD: SFC/FL200 N1901 W09837 - N1851 W09817 - N1843 W09830 - N1900 W09837 - N1901 W09837 MOV SE 10-15KT FCST VA CLD +6HR: 21/1630Z SFC/FL200 N1901 W09837 - N1840 W09816 - N1835 W09837 - N1901 W09837 - N1901 W09837 FCST VA CLD +12HR: 21/2230Z SFC/FL200 N1901 W09837 - N1835 W09827 - N1834 W09844 - N1901 W09837 - N1901 W09837 FCST VA CLD +18HR: 22/0430Z SFC/FL200 NO ASH EXP RMK: VA EM OBS IN STLT EXTDG 20 NM FM SUMMIT. WINDS TURNING SOUTH THRU T+6HR. ...LEVINE NXT ADVISORY: WILL BE ISSUED BY 20200121/1645Z