FVXX25 KNES 210108 VA ADVISORY DTG: 20241021/0108Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2024/640 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: LGT VA EMS PSBL OBS VA DTG: 21/0046Z OBS VA CLD: SFC/FL200 N1907 W09858 - N1902 W09837 - N1855 W09857 - N1907 W09858 MOV W 30KT FCST VA CLD +6HR: 21/0700Z SFC/FL200 N1907 W09858 - N1902 W09836 - N1854 W09857 - N1907 W09858 FCST VA CLD +12HR: 21/1300Z NO VA EXP FCST VA CLD +18HR: 21/1900Z NO VA EXP RMK: LGT VA EMS PSBL W OF SUMMIT. VA NOT OBS IN STLT IMAGERY DUE TO WX CLDS. PSBL VA FCST TO MOV W OF SUMMIT THRU T+6HRS BEFORE DISP. VO ACT LOW. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20241021/0715Z