FVXX23 KNES 120924 VA ADVISORY DTG: 20180412/0924Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/173 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: POSS VA OBS VA DTG: 12/0845Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL200 090/5KT FCST VA CLD +6HR: 12/1500Z FCST VA CLD +12HR: 12/2100Z FCST VA CLD +18HR: 13/0300Z RMK: POSS VA EMS OBS IN VO WEB CAMERA. NWP GUIDANCE VARIABLE OVERALL TREND SUGGEST WINDS OUT OF THE E. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20180412/1530Z