FVXX23 KNES 090752 VA ADVISORY DTG: 20201209/0752Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2020/1035 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EM AT 0657Z. OBS VA DTG: 09/0731Z OBS VA CLD: SFC/FL200 N1912 W09834 - N1909 W09829 - N1859 W09837 - N1901 W09838 - N1912 W09834 MOV NE 15KT FCST VA CLD +6HR: 09/1330Z SFC/FL200 N1917 W09829 - N1905 W09819 - N1859 W09836 - N1900 W09838 - N1917 W09829 FCST VA CLD +12HR: 09/1930Z SFC/FL200 N1910 W09817 - N1853 W09816 - N1859 W09837 - N1901 W09838 - N1910 W09817 FCST VA CLD +18HR: 10/0130Z NO VA EXP RMK: VA EM OBSD IN WEBCAM AT 0657Z. VA OBSD ABT 10 NMI NNE OF SUMMIT IN G16 STLT IMAGERY. NWP MDLS DO NOT AGREE WELL WITH OBS. FCSTS BASED ON BLEND OF PERSISTENCE AND NWP MDL FCSTS WITH MED-LOW CONFDC. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20201209/1345Z