FVXX24 KNES 062201 VA ADVISORY DTG: 20190906/2201Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/813 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. ASH3D. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 06/2130Z OBS VA CLD: SFC/FL220 N1903 W09837 - N1859 W09835 - N1852 W09850 - N1902 W09853 - N1903 W09837 MOV SW 5-10KT FCST VA CLD +6HR: 07/0330Z SFC/FL220 N1903 W09837 - N1901 W09835 - N1846 W09846 - N1855 W09855 - N1903 W09837 FCST VA CLD +12HR: 07/0930Z SFC/FL220 N1902 W09839 - N1900 W09835 - N1840 W09847 - N1849 W09859 - N1902 W09839 FCST VA CLD +18HR: 07/1530Z SFC/FL220 N1902 W09838 - N1902 W09834 - N1838 W09837 - N1838 W09852 - N1902 W09838 RMK: WEBCAM SHOWS CONS EMS MOV WSW 10 NM FM SUMMIT. NWP MDLS INDICATE WINDS WILL BACK TO SSW BY T+18. FCST VA AREA BASED ON NWP MDLS AND ASH3D. ...LEVINE NXT ADVISORY: WILL BE ISSUED BY 20190907/0400Z