FVXX21 KNES 230540 VA ADVISORY DTG: 20120423/0540Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/045 INFO SOURCE: GOES-13. NAM WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: LGT VA AND GAS EMISSIONS LKLY OBS VA DTG: 23/0515Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL200 315/15-20KT FCST VA CLD +6HR: 23/1130Z FCST VA CLD +12HR: 23/1730Z FCST VA CLD +18HR: 23/2330Z RMK: VA NOT SEEN IN VISIBLE STLT IMAGERY DUE TO NGT TIME DARKNESS. PRSTG HOTSPOT OBSERVED IN IR. INCANDESCENCE OBSERVED IN TLAMACAS WEBCAM. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20120423/1145Z NNNN