FVXX21 KNES 272102 VA ADVISORY DTG: 20150727/2102Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2015/173 INFO SOURCE: GOES-EAST. MEXICO CITY MWO. GFS WINDS. NAM WINDS. CENAPRED. ERUPTION DETAILS: VA TO FL250 MVING NW OBS VA DTG: 27/2045Z OBS VA CLD: SFC/FL250 N1917 W09845 - N1902 W09832 - N1856 W09837 - N1902 W09855 - N1917 W09845 MOV NW 10KT FCST VA CLD +6HR: 28/0300Z SFC/FL250 N2008 W09930 - N1945 W09907 - N1923 W09931 - N1948 W09953 - N2008 W09930 FCST VA CLD +12HR: 28/0900Z SFC/FL250 NO ASH EXP FCST VA CLD +18HR: 28/1500Z NO ASH EXP RMK: CENAPRED REPORTS VA TO FL250. VISIBLE STLT IMAGERY SHOWS PLUME EXTENDING 15NM NW OF SUMMIT. EMISSION EXPECTED TO DISSIPATE OVER NEXT 12HRS. ...SALEMI NXT ADVISORY: WILL BE ISSUED BY 20150728/0300Z