FVXX20 KNES 210106 VA ADVISORY DTG: 20190721/0106Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/585 INFO SOURCE: GOES-EAST. NWP MODELS. RADIOSONDE. ERUPTION DETAILS: OCNL EM OBS VA DTG: 21/0050Z OBS VA CLD: SFC/FL200 N1916 W09852 - N1902 W09836 - N1858 W09837 - N1910 W09858 - N1916 W09852 MOV NW 5-10KT FCST VA CLD +6HR: 21/0700Z SFC/FL200 N1920 W09845 - N1902 W09833 - N1900 W09837 - N1916 W09852 - N1920 W09845 FCST VA CLD +12HR: 21/1300Z SFC/FL200 NO ASH EXP FCST VA CLD +18HR: 21/1900Z NO ASH EXP RMK: VA NOT OBS IN STLT IMAGERY DUE TO EXT WX CLD. OBS VA BASED ON MODEL FCST WND WITH LOW CONFIDENCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20190721/0700Z