FVXX23 KNES 060101 VA ADVISORY DTG: 20210806/0101Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/489 INFO SOURCE: GOES-16. WEBCAM. ERUPTION DETAILS: VA NOT OBS OBS VA DTG: 05/0040Z OBS VA CLD: NO VA EXP FCST VA CLD +6HR: 05/0630Z NO VA EXP FCST VA CLD +12HR: 05/1230Z NO VA EXP FCST VA CLD +18HR: 05/1830Z NO VA EXP RMK: VA NOT OBS FM STLT DATA OR WEBCAM DUE TO XTNSV WX CLDS. SOME LGT VA MAY EXIST BUT AMT DOES NOT APPR SIG ...MLEVINE NXT ADVISORY: NO FURTHER ADVISORIES