FVXX21 KNES 230131 VA ADVISORY DTG: 20120523/0131Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2012/165 INFO SOURCE: MEXICO CITY MWO. GOES-13. GFS WINDS. SEISMIC DETECTION. ERUPTION DETAILS: PSBL ERUPTION PRIOR TO 23/0117Z OBS VA DTG: 23/0110Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL220 270/15-20KT FCST VA CLD +6HR: 23/0700Z FCST VA CLD +12HR: 23/1300Z FCST VA CLD +18HR: 23/1900Z RMK: VA NOT SEEN IN STLT IMAGERY DUE TO WX CLDS AND DARKNESS. MEXICO CITY MWO RPRT INCR SEISMIC ACTIVITY. ...GUILLOT NXT ADVISORY: WILL BE ISSUED BY 20120523/0730Z NNNN