FVXX20 KNES 121747 VA ADVISORY DTG: 20200312/1747Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2020/275 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. ASH3D. ERUPTION DETAILS: VA EM OBS IN STLT. OBS VA DTG: 12/1730Z OBS VA CLD: SFC/FL200 N1901 W09837 - N1859 W09837 - N1840 W09855 - N1849 W09905 - N1901 W09837 MOV SW 10-15KT FCST VA CLD +6HR: 12/2330Z SFC/FL200 N1902 W09837 - N1859 W09836 - N1842 W09858 - N1854 W09905 - N1902 W09837 FCST VA CLD +12HR: 13/0530Z SFC/FL200 N1905 W09905 - N1901 W09836 - N1900 W09836 - N1850 W09905 - N1905 W09905 FCST VA CLD +18HR: 13/1130Z SFC/FL200 N1915 W09901 - N1902 W09837 - N1859 W09837 - N1901 W09903 - N1915 W09901 RMK: VA EM OBS IN STLT AND WEBCAM EXTDG APRX 20-25 NM SW OF SUMMIT. FCST MVMT AND FL BASED ON NWP MODEL GDNC WINDS TURNING TO W AND NW THRU T+12HR. ...LEVINE NXT ADVISORY: WILL BE ISSUED BY 20200312/2345Z