Abstract
In this paper, the daily precipitation observation data collected from 21 meteorological stations in Shanxi Province from 1958 to 2018 by China meteorological data network were used. The R/S analysis method and MATLAB analysiz were adopted to calculate and analyze the future trend of extreme precipitation in Shanxi Province in the past 60 years. According to the study, R/S prediction analysis show that in the last 6 decades, the indexes of changes of continuous dry period and heavy rainfall show a downward trend, the indexes of the changes of annual precipitation and heavy rain days shows an upward trend, and the indexes of the future change trend of continuous wet period, extreme heavy rainfall, rainfall intensity, daily maximum precipitation and 5-day maximum precipitation remain uncertain.
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