FVXX24 KNES 011622 VA ADVISORY DTG: 20190901/1622Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/790 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 01/1611Z OBS VA CLD: SFC/FL240 N1924 W09910 - N1904 W09838 - N1858 W09838 - N1907 W09921 - N1924 W09910 MOV NW 5-10KT FCST VA CLD +6HR: 01/2200Z SFC/FL240 N1932 W09914 - N1902 W09837 - N1856 W09836 - N1903 W09929 - N1932 W09914 FCST VA CLD +12HR: 02/0400Z SFC/FL240 NO ASH EXP FCST VA CLD +18HR: 02/1000Z NO ASH EXP RMK: VA EXTD UP TO 37NM NW FM THE SUMMIT. FL IS BASED ON VA MOV DIRECTION AND NWP MDL GUIDANCE. LOW CONFIDENCE IN FCST AS THE FCST WIND IS LGT AND VARIABLE. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20190901/2215Z