FVXX22 KNES 092018 VA ADVISORY DTG: 20230909/2018Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/950 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: CONTG VA AND GAS EMS. OBS VA DTG: 09/2011Z OBS VA CLD: SFC/FL200 N1904 W09837 - N1901 W09837 - N1826 W10007 - N1852 W10013 - N1904 W09837 MOV W 10KT FCST VA CLD +6HR: 10/0200Z SFC/FL200 N1903 W09837 - N1859 W09836 - N1813 W10024 - N1838 W10034 - N1903 W09837 FCST VA CLD +12HR: 10/0800Z SFC/FL200 N1904 W09837 - N1901 W09835 - N1811 W10023 - N1837 W10032 - N1904 W09837 FCST VA CLD +18HR: 10/1400Z NO VA EXP RMK: CONTG EMS OF GAS OBS IN SAT EXT WSW FM SUMMIT. OCNL VA EMS OBS IN WEBCAM AND LIKELY MIXED IN WITH GAS PLUME. OBS VA FL ESTD FM WEBCAM AND NWP MDLS. LTLCG FCST IN FL MVMT THRU T+12 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20230910/0215Z