FVXX20 KNES 281552 VA ADVISORY DTG: 20180128/1552Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/057 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: CONT VA EMS OBS IN STLT IMAGERY OBS VA DTG: 28/1530Z OBS VA CLD: SFC/FL 0NM WID LINE BTN N1928 W09810. MOV NE 0KT SFC/FL200 N1932 W09822 - N1917 W09804 - N1901 W09835 - N1902 W09837 - N1932 W09822 MOV NE 15KT FCST VA CLD +6HR: 28/2130Z SFC/FL200 N1932 W09812 - N1915 W09801 - N1901 W09835 - N1902 W09837 - N1932 W09812 FCST VA CLD +12HR: 29/0330Z SFC/FL200 N1934 W09816 - N1916 W09803 - N1902 W09837 - N1934 W09816 FCST VA CLD +18HR: 29/0930Z SFC/FL200 N1935 W09823 - N1922 W09806 - N1901 W09835 - N1903 W09837 - N1935 W09823 RMK: CONT VA EMS OBS IN STLT IMAGERY. NWP GUIDANCE SUGGEST VA MOV NE FROM SUMMIT. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20180128/2145Z