Long Term Trend Analysis of Rainfall, Rainy Days and Drought for Sindh River Basin, Madhya Pradesh, India

Regional spatiotemporal analysis of rainfall and drought has to gain much more attention under the climate change scenario worldwide.The present study was taken to analyze regional level long term trend analysis of rainfall, rainy days, and drought over the Sindh river basin.The nonparametric Mann-Kendall/modified Mann-Kendall test was used to analyze the trend of rainfall, rainy days, and SPI series of different timescales (1, 3, 6, 9, and 12-month SPI series) at a 95% confidence level.The trend analysis of rainfall and rainy days showed a significant decreasing trend for the north-eastern part of the basin.The results of the SPI trend analysis indicate that a large portion of the basin has a rising trend of drought.The findings of this study will provide assistance to the planner for regional level planning and implementing a sound policy against drought in the Sindh river basin.