FVXX23 KNES 310726 VA ADVISORY DTG: 20200831/0726Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2020/804 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA OBS IN SAT. OBS VA DTG: 31/0716Z OBS VA CLD: SFC/FL190 N1916 W09857 - N1901 W09837 - N1900 W09837 - N1908 W09904 - N1916 W09857 MOV NW 5-10KT FCST VA CLD +6HR: 31/1330Z SFC/FL190 N1917 W09908 - N1902 W09837 - N1859 W09837 - N1906 W09914 - N1917 W09908 FCST VA CLD +12HR: 31/1930Z NO VA EXP FCST VA CLD +18HR: 01/0130Z NO VA EXP RMK: STREAM OF STEAM AND GAS MIXED WITH VA OBS IN SAT AND WEBCAM EXT AT LEAST 20 NM NW FM SUMMIT. WX CLDS OBSC PART OF VA PLUME. OBS VA FL ESTD FM NWP MDLS AND VOLCAT ALERT. FL WINDS EXP TO PERSIST THRU T+6. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20200831/1330Z