FVXX21 KNES 210725 VA ADVISORY DTG: 20120721/0725Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/258 INFO SOURCE: MEXICO CITY MWO. GOES-13. NAM WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: INITIAL ERUPTION PRIOR TO 21/0101Z OBS VA DTG: 21/0645Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL240 090/10-15KT FCST VA CLD +6HR: 21/1300Z FCST VA CLD +12HR: 21/1900Z FCST VA CLD +18HR: 22/0100Z RMK: VA NOT SEEN IN VISIBLE STLT IMAGERY DUE TO NGT TIME DARKNESS. VERY BRIGHT HOTSPOT OBSERVED IN IR. INCANDESCENCE AND LIGHT PLUME OF GASES AND PSBL VA SEEN IN WEB CAMERA. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20120721/1330Z NNNN