FVXX20 KNES 251501 VA ADVISORY DTG: 20120425/1500Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/052 INFO SOURCE: MEXICO CITY MWO. GOES-13. GFS WINDS. CENAPRED. ERUPTION DETAILS: NEW VA EMISSION AT 25/1400Z OBS VA DTG: 25/1432Z OBS VA CLD: SFC/FL230 5NM WID LINE BTN N1858 W09837 - N1828 W09838. MOV S 20-25KT FCST VA CLD +6HR: 25/2030Z SFC/FL230 10NM WID LINE BTN N1900 W09838 - N1802 W09837. FCST VA CLD +12HR: 26/0230Z SFC/FL230 10NM WID LINE BTN N1901 W09839 - N1804 W09839. FCST VA CLD +18HR: 26/0830Z SFC/FL230 10NM WID LINE BTN N1902 W09837 - N1805 W09840. RMK: 1415Z IMAGE INDICATES THAT THICKER EMISSIONS HAVE COMMENCED. AT 1432Z VA EXTENDS 20 NMI TO THE SOUTH OF THE SUMMIT. CENAPRED CONFIRMS VA TO FL230. ...SCHWARTZ NXT ADVISORY: WILL BE ISSUED BY 20120425/2100Z NNNN