FVXX21 KNES 180156 VA ADVISORY DTG: 20191218/0156Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/1187 INFO SOURCE: WEB CAM. ASH3D. RADIOSONDE. ERUPTION DETAILS: VA EM OBS IN WEBCAM. OBS VA DTG: 18/0141Z OBS VA CLD: SFC/FL200 N1926 W09837 - N1922 W09821 - N1900 W09835 - N1903 W09838 - N1926 W09837 MOV NE 15-20KT FCST VA CLD +6HR: 18/0730Z SFC/FL200 N1927 W09837 - N1922 W09821 - N1902 W09833 - N1903 W09837 - N1927 W09837 FCST VA CLD +12HR: 18/1330Z SFC/FL200 NO ASH EXP FCST VA CLD +18HR: 18/1930Z NO ASH EXP RMK: SMALL LIKELY ONE TIME VA EM OBS IN WEBCAM. FCST MVMT FM ASH3D AND RAOBS. ...LEVINE NXT ADVISORY: WILL BE ISSUED BY 20191218/0800Z