Abstract: Three times characteristic analysis caused by typhoon in Yunnan in august,2013 (about No.1309 Jebi,No.1310 Mangkhut,No.1312 Trami)with materials of Micaps,NCEP reanalysis,weather at present in Yunnan,and so on,results showing:circulation system which moving of typhoon is restricted by the planetary scale is south Asia high,west pacific subtropical high and continental high,moving of typhoon is tied up by the convergence zone between the latter two systems;Zone of heavy precipitation caused by typhoon is closely knit cloudy zone beside the center of typhoon;the better corresponding relationship between the high energy zone,high special humidity zone and heavy precipitation zone.