THUNDERSTORM ACTIVITY REGULARITY AND RISK REGIONALIZATION IN CHUXIONG PREFECTURE
Using the statistical data of thunderstorm days in Chuxiong Prefecture from 1981 to 2010,the two-dimensional thunderstorm location data of Yunnan ADTD system from 2007 to 2016,and the slope,elevation and elevation difference data extracted from the geographic information elevation data of Yunnan Province,to ap-ply quantitative statistical method and ArcGIS mapping method,then analyze the temporal and spatial distribution characteristics of thunderstorm activity and the characteristics of thunderstorm disaster,etc.According to industry 1 standards,relevant indicators are extracted to classify thunderstorm prone areas and their protection levels.
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