FVXX21 KNES 181953 VA ADVISORY DTG: 20161218/1953Z VAAC: WASHINGTON VOLCANO: COLIMA 341040 PSN: N1930 W10337 AREA: MEXICO SUMMIT ELEV: 12631 FT (3850 M) ADVISORY NR: 2016/487 INFO SOURCE: GOES-EAST. MEXICO CITY MWO. GFS WINDS. NAM WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: NEW EMS OF VA OBS VA DTG: 18/1915Z OBS VA CLD: SFC/FL220 N1946 W10331 - N1934 W10323 - N1929 W10335 - N1934 W10338 - N1946 W10331 MOV NE 5-10KT FCST VA CLD +6HR: 19/0130Z SFC/FL220 N2028 W10314 - N2020 W10244 - N1927 W10336 - N1935 W10341 - N2028 W10314 FCST VA CLD +12HR: 19/0730Z SFC/FL250 N2050 W10326 - N2038 W10241 - N1929 W10334 - N1929 W10338 - N2050 W10326 FCST VA CLD +18HR: 19/1330Z SFC/FL250 N2058 W10313 - N2044 W10232 - N1929 W10337 - N1931 W10338 - N2058 W10313 RMK: T+0 CONFIDENCE IS HIGH. MEXICO CITY MWO REPORTED NEW EMS AT 18/1845Z. IMAGERY SHOWS VA MOVING NE. FORECAST IS FOR POSSIBLE FUTURE EMS. ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20161219/0200Z