FVXX22 KNES 241555 VA ADVISORY DTG: 20181224/1555Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/585 INFO SOURCE: GOES-EAST. MEXICO CITY MWO. VOLCANO WEB CAMERA. RADIOSONDE. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 24/1547Z OBS VA CLD: SFC/FL210 N1938 W09803 - N1918 W09746 - N1857 W09754 - N1929 W09813 - N1938 W09803 MOV NE 10-15KT SFC/FL210 N1917 W09824 - N1901 W09816 - N1857 W09834 - N1904 W09838 - N1917 W09824 MOV NE 10-15KT FCST VA CLD +6HR: 24/2200Z SFC/FL210 NO ASH EXP FCST VA CLD +12HR: 25/0400Z NO ASH EXP FCST VA CLD +18HR: 25/1000Z NO ASH EXP RMK: SMALL INTERMITTENT VA EMS CONTINUE. VA PUFFS MOV TO NE OF SUMMIT AND DISPERSING WITHIN A FEW HRS. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20181224/2200Z