Climatological Analysis of Rainstorm Characteristics in the Arid, Semi-Arid, and Desert Region of Middle-West Inner Mongolia

based on the rainfall data for about 30 years at 51 stations in the middle-west of lnner Mongolia, the temporal and spatial characteristics of rainstorm in the arid, semi-arid, and desert region are analysed. The extremes of rainfall intensity are given. In addition, the effects of circulation situations, synoptic-scale systems.and topography on the genesis and patterns of the rainstorm are discussed.