FVXX20 KNES 261233 VA ADVISORY DTG: 20170826/1233Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2017/079 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. NWP MODELS. NOAA CIMSS ALERT. ERUPTION DETAILS: NEW VA EM OBS VA DTG: 26/1215Z OBS VA CLD: SFC/FL250 N1910 W09906 - N1903 W09838 - N1859 W09838 - N1850 W09906 - N1910 W09906 MOV W 5-10KT FCST VA CLD +6HR: 26/1830Z SFC/FL250 NO ASH EXP FCST VA CLD +12HR: 27/0030Z NO ASH EXP FCST VA CLD +18HR: 27/0630Z NO ASH EXP RMK: VA EM SEEN IN MULTIPLE STLT CHANNELS AND NOAA/CIMSS FALSE COLOR PRODUCT DRIFTING TOWARD THE W. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20170826/1830Z