FVXX25 KNES 011420 VA ADVISORY DTG: 20241101/1420Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2024/695 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. RADIOSONDE. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 01/1356Z OBS VA CLD: SFC/FL210 N2015 W09840 - N1901 W09834 - N1859 W09844 - N2010 W09939 - N2015 W09840 MOV NW 5KT FCST VA CLD +6HR: 01/2000Z SFC/FL210 N2026 W09911 - N1904 W09834 - N1858 W09839 - N2002 W10002 - N2026 W09911 FCST VA CLD +12HR: 02/0200Z SFC/FL210 N1916 W10012 - N1905 W09837 - N1858 W09838 - N1838 W10011 - N1916 W10012 FCST VA CLD +18HR: 02/0800Z SFC/FL210 N1902 W09837 - N1859 W09835 - N1725 W09943 - N1756 W10007 - N1902 W09837 RMK: RECENT SOUNDING SHOWS VERY STRONG CAPPING INVERSION AT 21K FT. VA EMS NOTED IN WEBCAM HITTING INVERSION AND DRIFTING NNW DOWNWIND FROM SUMMIT. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20241101/2015Z