FVXX20 KNES 310734 VA ADVISORY DTG: 20180131/0734Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/072 INFO SOURCE: GOES-EAST. MEXICO CITY MWO. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: NE VA EM OBS VA DTG: 31/0715Z OBS VA CLD: SFC/FL245 N1956 W09827 - N1939 W09802 - N1903 W09836 - N1905 W09840 - N1956 W09827 MOV NE 25-30KT FCST VA CLD +6HR: 31/1330Z SFC/FL240 N2207 W09634 - N2149 W09611 - N2104 W09658 - N2125 W09719 - N2207 W09634 FCST VA CLD +12HR: 31/1930Z SFC/FL245 NO ASH EXP FCST VA CLD +18HR: 01/0130Z NO ASH EXP RMK: NEW VA EMS SEEN IN WEBCAM AND CONFIRMED BY MWO. VA EMS LASTED APPROX 20 MIN AND MOV RAPIDLY NE. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20180131/1330Z