Spatial and Temporal Patternand CombinedCharacteristics of Flood-Causing Rainstormsin TingjiangRiver Basin of Fujian Province

To investigate the spatiotemporal distribution and combination characteristics of flood-triggering storm processes in the Tingjiang River Basin of Fujian, an analysis was conducted using hourly precipitation data from automatic weather stations, reservoir inflow data, and geographic information from 2010 to 2022. Methods such as K-means clustering analysis and