FVXX24 KNES 012156 VA ADVISORY DTG: 20190901/2156Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/791 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. RADIOSONDE. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 01/2130Z OBS VA CLD: SFC/FL230 N1946 W09919 - N1901 W09837 - N1901 W09837 - N1919 W09935 - N1946 W09919 MOV NW 10-15KT FCST VA CLD +6HR: 02/0330Z SFC/FL230 N1922 W09902 - N1902 W09837 - N1859 W09835 - N1856 W09910 - N1922 W09902 FCST VA CLD +12HR: 02/0930Z SFC/FL230 NO ASH EXP FCST VA CLD +18HR: 02/1530Z NO ASH EXP RMK: INTERMITTENT VA PUFFS NOTED IN WEBCAM AND SEEN IN VIS STLT IMAGERY. VA SIGNAL REMAINS IN IR STLT IMAGERY UNTIL APPROX 50 NM NW OF THE SUMMIT. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20190902/0400Z