FVXX20 KNES 041238 VA ADVISORY DTG: 20181004/1238Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/418 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: CONT VA EMS. OBS VA DTG: 04/1227Z OBS VA CLD: SFC/FL200 N1904 W09855 - N1902 W09837 - N1901 W09837 - N1856 W09855 - N1904 W09855 MOV W 5KT FCST VA CLD +6HR: 04/1830Z SFC/FL200 N1902 W09904 - N1902 W09837 - N1901 W09837 - N1853 W09903 - N1902 W09904 FCST VA CLD +12HR: 05/0030Z SFC/FL200 N1902 W09904 - N1902 W09837 - N1901 W09837 - N1853 W09904 - N1902 W09904 FCST VA CLD +18HR: 05/0630Z SFC/FL200 NO ASH EXP RMK: CONT VA EMS SEEN IN WEB CAM AND STLT IMAGERY. VA EXTD ARND 8 NMI WEST OF SUMMIT. NWP MODEL GUIDANCE CONT TO INDICATE A W-WSW MOV THROUGH T+12 HRS. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20181004/1845Z