FVXX23 KNES 192144 VA ADVISORY DTG: 20230919/2144Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/988 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 19/2131Z OBS VA CLD: SFC/FL220 N1902 W09839 - N1856 W09835 - N1814 W09950 - N1841 W10005 - N1902 W09839 MOV SW 10KT FCST VA CLD +6HR: 20/0330Z SFC/FL220 N1902 W09842 - N1858 W09829 - N1800 W10014 - N1834 W10034 - N1902 W09842 FCST VA CLD +12HR: 20/0930Z SFC/FL220 N1905 W09837 - N1859 W09835 - N1816 W10020 - N1852 W10033 - N1905 W09837 FCST VA CLD +18HR: 20/1530Z NO VA EXP RMK: VA IS OBS MOV SW UP TO 80NM FM THE SUMMIT. NWP MDL INDICATES A CONT SW MOV THRU T+12HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20230920/0345Z