FVXX20 KNES 231409 VA ADVISORY DTG: 20200423/1409Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2020/439 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: OCNL VA EMS OBS IN STLT IMAGERY AND SUMMIT WEB CAM OBS VA DTG: 23/1341Z OBS VA CLD: SFC/FL200 N1937 W09825 - N1920 W09801 - N1857 W09832 - N1901 W09843 - N1937 W09825 MOV NE 20-25KT FCST VA CLD +6HR: 23/1930Z SFC/FL200 N1947 W09823 - N1923 W09755 - N1856 W09831 - N1859 W09844 - N1947 W09823 FCST VA CLD +12HR: 24/0130Z SFC/FL200 N1947 W09814 - N1925 W09746 - N1856 W09830 - N1858 W09844 - N1947 W09814 FCST VA CLD +18HR: 24/0730Z NO ASH EXP RMK: ONCL VA EMS OBS IN STLT AND SUMMIT WEB CAM APPROX 31 NM NE FM SUMMIT. VA HGT/DIR FM STLT AND NWP MDLS SHOWS CONT NE-LY MOVMT THRU T+12. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20200423/2015Z