FVXX20 KNES 280928 VA ADVISORY DTG: 20120528/0925Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/189 INFO SOURCE: GOES-13. NAM WINDS. ERUPTION DETAILS: ONGOING EMISSION OF GASES WITH VERY OCNL BURSTS OF LGT VA OBS VA DTG: 28/0845Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS FL100/150 350/10KT FL160/220 045/20KT FCST VA CLD +6HR: 28/1500Z FCST VA CLD +12HR: 28/2100Z FCST VA CLD +18HR: 29/0300Z RMK: A CONSTANT HOTSPOT SEEN IN SAT IMAGERY BUT NO VA DETECTED. A GLOW AT THE SUMMIT SHOWS A PLUME BUT VA CONTENT UNKN. WINDS FCST TO MOV ANY BURST OF VA BELOW FL220 SW TO WSW DURG MORNG HOURS. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20120528/1530Z NNNN