FVXX20 KNES 071856 VA ADVISORY DTG: 20211207/1856Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/677 INFO SOURCE: GOES-16. WEBCAM. ERUPTION DETAILS: VA EMS ENDED OBS VA DTG: 07/1841Z OBS VA CLD: NO VA EXP FCST VA CLD +6HR: 08/0030Z NO VA EXP FCST VA CLD +12HR: 08/0630Z NO VA EXPNO VA EXP FCST VA CLD +18HR: 08/1230Z NO VA EXP RMK: VA NOT DETECTED ON HIRS VIS STLT. WEBCAM SHIOW TTHIN PLUME EXTENDING FM SUMMIT BUT APPEARS TO BE ONLY GAS/STEAM.AT THIS TIME. ...KONON NXT ADVISORY: NO FURTHER ADVISORIES