FVXX21 KNES 010840 VA ADVISORY DTG: 20210201/0840Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/138 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: INTM VA EMS OBS VA DTG: 01/0821Z OBS VA CLD: SFC/FL190 N1901 W09840 - N1900 W09834 - N1846 W09831 - N1846 W09841 - N1901 W09840 MOV S 10KT FCST VA CLD +6HR: 01/1430Z SFC/FL190 N1902 W09835 - N1836 W09823 - N1836 W09842 - N1901 W09840 - N1902 W09835 FCST VA CLD +12HR: 01/2030Z SFC/FL190 N1901 W09840 - N1859 W09834 - N1837 W09825 - N1837 W09839 - N1901 W09840 FCST VA CLD +18HR: 02/0230Z NO VA EXP RMK: VA SEEN IN STLT IMAGERY MOV S FM SUMMIT. EMS SEEN IN WEBCAM. MODEL GUIDANCE SHOWS A S-LY MOV TO CONT THRU T+12 HRS. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20210201/1445Z