FVXX21 KNES 200642 VA ADVISORY DTG: 20221220/0642Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2022/492 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: OCNL VA EMS OBS IN STLT AND WEBCAM OBS VA DTG: 20/0621Z OBS VA CLD: SFC/FL210 N1914 W09817 - N1904 W09813 - N1900 W09837 - N1902 W09837 - N1914 W09817 MOV NE 20KT FCST VA CLD +6HR: 20/1230Z SFC/FL210 N1927 W09756 - N1907 W09749 - N1900 W09837 - N1901 W09837 - N1927 W09756 FCST VA CLD +12HR: 20/1830Z SFC/FL210 N1908 W09805 - N1856 W09804 - N1901 W09837 - N1901 W09837 - N1908 W09805 FCST VA CLD +18HR: 21/0030Z NO VA EXP RMK: INTMT VA EMS OBS IN STLT IMAGERY AND WEBCAM MOVG ENE FM SUMMIT. VA FCST THRU T+12 HRS BASED ON NWP MDLS SUGGESTINIG ENE/E MVMT. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20221220/1245Z