FVXX25 KNES 192257 VA ADVISORY DTG: 20150919/2257Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2015/180 INFO SOURCE: GOES-EAST. NAM WINDS. VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EM OBS IN STLT AT 19/2200Z OBS VA DTG: 19/2230Z OBS VA CLD: SFC/FL220 N1904 W09837 - N1857 W09834 - N1853 W09853 - N1901 W09855 - N1904 W09837 MOV WSW 20KT FCST VA CLD +6HR: 20/0430Z SFC/FL220 N1856 W09931 - N1847 W09927 - N1838 W09952 - N1853 W09958 - N1856 W09931 FCST VA CLD +12HR: 20/1030Z SFC/FL220 NO ASH EXP FCST VA CLD +18HR: 20/1630Z NO ASH EXP RMK: VA MOVG WSW FM SUMMIT AT 20KTS BELOW FL220. VA EXTDS FOR 25NMI THRU 19/2230Z BECOMG DIF W INCR DIST. ASH FCSTD TO DISP BY 12HRS. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20150920/0500Z