FVXX21 KNES 250918 VA ADVISORY DTG: 20210425/0918Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/395 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. RADIOSONDE. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 25/0840Z OBS VA CLD: SFC/FL185 N1914 W09831 - N1907 W09825 - N1859 W09836 - N1902 W09837 - N1914 W09831 MOV NE 5KT FCST VA CLD +6HR: 25/1430Z SFC/FL185 N1913 W09836 - N1908 W09828 - N1859 W09837 - N1902 W09837 - N1913 W09836 FCST VA CLD +12HR: 25/2030Z NO VA EXP FCST VA CLD +18HR: 26/0230Z NO VA EXP RMK: LIGHT VA EMS NOTED IN IR STLT IMAGERY DRIFTING TO NE OF SUMMIT. WEB CAM IMAGERY MOSTLY OBSCURED BY DENSE WX CLDS. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20210425/1515Z