FVXX22 KNES 221640 VA ADVISORY DTG: 20210722/1640Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/481 INFO SOURCE: GOES-16. WEBCAM. ERUPTION DETAILS: VA NOT OBS IN SAT. OBS VA DTG: 22/1631Z OBS VA CLD: NO VA EXP FCST VA CLD +6HR: 22/2230Z NO VA EXP FCST VA CLD +12HR: 23/0430Z NO VA EXP FCST VA CLD +18HR: 23/1030Z NO VA EXP RMK: VA FM EARLIER ADVISORY DSIPTD. NO NEW VA EMS OBS IN SAT OR WEBCAM SINCE PREV ADVISORY. NO RECENT RPTS OF VA EMS RECEIVED. ...CLARK NXT ADVISORY: NO FURTHER ADVISORIES