FVXX20 KNES 261534 VA ADVISORY DTG: 20171226/1534Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2017/315 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: NEW VA EMS OBS VA DTG: 26/1522Z OBS VA CLD: SFC/FL210 N1923 W09904 - N1904 W09836 - N1900 W09839 - N1906 W09911 - N1923 W09904 MOV NW 10KT FCST VA CLD +6HR: 26/2130Z SFC/FL210 N1959 W09937 - N1904 W09835 - N1859 W09840 - N1924 W09959 - N1959 W09937 FCST VA CLD +12HR: 27/0330Z SFC/FL210 N2020 W09946 - N1904 W09834 - N1901 W09837 - N1934 W10015 - N2020 W09946 FCST VA CLD +18HR: 27/0930Z SFC/FL210 N2026 W09944 - N1904 W09834 - N1901 W09836 - N1938 W10017 - N2026 W09944 RMK: NEW VA EMS OBS MOV NW IN STLT IMAGERY. +18 FORCAST BASED ON RECENT ACTIVITY AND NWP MODEL GUIDANCE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20171226/2130Z