FVXX21 KNES 160636 VA ADVISORY DTG: 20220916/0636Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2022/158 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL VA EMS. OBS VA DTG: 16/0621Z OBS VA CLD: SFC/FL200 N1902 W09837 - N1859 W09837 - N1849 W09850 - N1856 W09855 - N1902 W09837 MOV SW 10KT FCST VA CLD +6HR: 16/1230Z SFC/FL200 N1903 W09837 - N1900 W09836 - N1848 W09853 - N1857 W09857 - N1903 W09837 FCST VA CLD +12HR: 16/1830Z NO VA EXP FCST VA CLD +18HR: 17/0030Z NO VA EXP RMK: VA NOT OBSD BY STLT OR WEBCAM DUE TO WX CLD CVR OBSCG VIEW. NWP MDLS DIFFER ON T+0 AND T+6 SO CONFDC LOW IN OBS AND FCST AND FAVORS LAST OBSD VA MOVMT. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20220916/1230Z