FVXX20 KNES 171758 VA ADVISORY DTG: 20180217/1758Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/104 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EM ARND 17/1740Z OBS VA DTG: 17/1750Z OBS VA CLD: SFC/FL200 N1909 W09845 - N1902 W09837 - N1859 W09837 - N1905 W09849 - N1909 W09845 MOV NW 10-15KT FCST VA CLD +6HR: 18/0000Z SFC/FL200 NO ASH EXP FCST VA CLD +12HR: 18/0600Z NO ASH EXP FCST VA CLD +18HR: 18/1200Z NO ASH EXP RMK: VA IS SEEN IN STLT IMAGERY MOV TO THE NW. MODELS SUGGEST FL200 BASED ON MOV. VA IS EXPECTED TO DISP WITHIN 6-HRS. ...WHISNANT NXT ADVISORY: WILL BE ISSUED BY 20180218/0000Z