FVXX22 KNES 121340 VA ADVISORY DTG: 20230912/1340Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/961 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBS OBS VA DTG: 12/1326Z OBS VA CLD: SFC/FL220 N1911 W09858 - N1908 W09851 - N1902 W09854 - N1904 W09901 - N1911 W09858 MOV W 5KT FCST VA CLD +6HR: 12/1930Z SFC/FL220 N1929 W09905 - N1902 W09837 - N1900 W09838 - N1909 W09916 - N1929 W09905 FCST VA CLD +12HR: 13/0130Z SFC/FL220 N1938 W09837 - N1900 W09836 - N1859 W09838 - N1930 W09900 - N1938 W09837 FCST VA CLD +18HR: 13/0730Z NO VA EXP RMK: EMS OF GAS AND STEAM AND LIKELY ASH OBS IN WEBCAM. VA PUFF OBS IN STLT IMG MOV WNW EXT 20 NMI FM SUMMIT. MVMT EXP TO SHIFT NW BY T+12. FL AND MVMT BASED ON STLT AND NWP MODELS. ...GATLING NXT ADVISORY: WILL BE ISSUED BY 20230912/1945Z