FVXX21 KNES 180356 VA ADVISORY DTG: 20120518/0355Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/142 INFO SOURCE: GOES-13. GFS WINDS. VOLCANO WEB CAMERA. CENAPRED. ERUPTION DETAILS: ONGOING EMISSIONS AF GASES AND VA OBS VA DTG: 18/0332Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL250 270/10-15KT FCST VA CLD +6HR: 18/0930Z FCST VA CLD +12HR: 18/1530Z FCST VA CLD +18HR: 18/2130Z RMK: VA NOT SEEN IN STLT IMAGERY DUE TO DARKNESS. NO HOTSPOT SEEN. WEBCAM SHOWS A GLOW. FCST WINDS ARE LIGHT AND FROM THE W DURING THE FCST PERIOD. ...MYRGA NXT ADVISORY: WILL BE ISSUED BY 20120518/1000Z NNNN