FVXX21 KNES 252300 VA ADVISORY DTG: 20231225/2300Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/1310 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EMS CONTG OBS VA DTG: 25/2230Z OBS VA CLD: SFC/FL190 N1906 W09810 - N1901 W09809 - N1859 W09837 - N1901 W09837 - N1906 W09810 MOV E 30KT FCST VA CLD +6HR: 26/0430Z SFC/FL190 N1915 W09816 - N1910 W09813 - N1900 W09837 - N1901 W09837 - N1915 W09816 FCST VA CLD +12HR: 26/1030Z NO VA EXP FCST VA CLD +18HR: 26/1630Z NO VA EXP RMK: LGT VA/STEAM/GAS EMS OBSD IN SAT AND WEBCAM. VA CLDS EXTD APPX 25NMI ENE FM SUMMIT BEFORE DISP. NWP MDL FCST SLIGHTLY BACKING THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20231226/0500Z