FVXX21 KNES 171655 VA ADVISORY DTG: 20120517/1655Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/140 INFO SOURCE: MEXICO CITY MWO. GOES-13. NAM WINDS. VOLCANO WEB CAMERA. CENAPRED. ERUPTION DETAILS: NEW EXHALATION ARND 17/1615Z OBS VA DTG: 17/1615Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL220 225/10-15KT FCST VA CLD +6HR: 17/2230Z FCST VA CLD +12HR: 18/0430Z FCST VA CLD +18HR: 18/1030Z RMK: PSBL VA PLUME IS VISIBLE IN WEB CAMERA BUT HIGH LEVEL CLOUDS PREVENT OBSERVATION IN VISIBLE STLT IMAGERY. GAS AND STEAM EMISSIONS ALSO LIKELY. MEXICO CITY RPRTS PLUME TO BE MVG NE AT 10KTS. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20120517/2300Z NNNN