FVXX21 KNES 230051 VA ADVISORY DTG: 20231023/0051Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/1091 INFO SOURCE: GOES-16. MEXICO CITY MWO. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS MOVG SW OBS VA DTG: 23/0036Z OBS VA CLD: SFC/FL210 N1903 W09836 - N1859 W09836 - N1821 W09851 - N1849 W09919 - N1903 W09836 MOV SW 5KT FCST VA CLD +6HR: 23/0630Z SFC/FL210 N1901 W09838 - N1901 W09836 - N1738 W09844 - N1756 W09938 - N1901 W09838 FCST VA CLD +12HR: 23/1230Z SFC/FL210 N1901 W09838 - N1900 W09836 - N1804 W09834 - N1814 W09911 - N1901 W09838 FCST VA CLD +18HR: 23/1830Z SFC/FL210 N1901 W09837 - N1900 W09835 - N1826 W09857 - N1845 W09915 - N1901 W09837 RMK: VA EMS NOW OBS MOVG PRIMARILY SW IN STLT IMAGERY. HIGHER EMS FM EARLIER HAVE DISSIPATED. FRQT VA EMS OBS IN WEBCAM. VA FL BASED ON NWP AND SIGMET. VA FCST THRU T+18 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20231023/0645Z