FVXX23 KNES 131422 VA ADVISORY DTG: 20180313/1422Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/145 INFO SOURCE: GOES-EAST. RADIOSONDE. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EMS OBS VA DTG: 13/1400Z OBS VA CLD: SFC/FL200 N1854 W09826 - N1847 W09817 - N1837 W09836 - N1842 W09841 - N1854 W09826 MOV S 20KT FCST VA CLD +6HR: 13/2000Z SFC/FL200 NO ASH EXP FCST VA CLD +12HR: 14/0200Z NO ASH EXP FCST VA CLD +18HR: 14/0800Z NO ASH EXP RMK: VA IS SEEN MOV TO THE SSE AND QUICKLY DISP. MODELS SUGGEST FL200 BASED ON SSE MOV. ...WHISNANT NXT ADVISORY: WILL BE ISSUED BY 20180313/2015Z