FVXX22 KNES 271522 VA ADVISORY DTG: 20181227/1522Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/597 INFO SOURCE: GOES-EAST. VOLCANO WEB CAMERA. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: VA EM OBS VA DTG: 27/1512Z OBS VA CLD: SFC/FL200 N1908 W09831 - N1905 W09829 - N1901 W09834 - N1904 W09836 - N1908 W09831 MOV NE 30-40KT FCST VA CLD +6HR: 27/2100Z SFC/FL200 NO ASH EXP FCST VA CLD +12HR: 28/0300Z NO ASH EXP FCST VA CLD +18HR: 28/0900Z NO ASH EXP RMK: LGT DISCRETE VA EM SEEN IN STLT IMAGERY MOV QUICKLY TO NE AND EXPECTED TO DISP WI 6 HRS. VA CURRENTLY EXTND APRX 15 NM FROM SUMMIT. VCY CLR OF MET CLDS. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20181227/2115Z