According to the Guangxi Zhuang Autonomous Region Water Resources Department, on the morning of August 21, the low pressure in the South China Sea entered the Beibu Gulf. According to the meteorological and hydrological department's monitoring and forecast, there will be a continuous heavy rainfall process in the next few days along the coast of Guixi and southern Gui. Some rivers may experience super-alert flooding; the risk of flash floods and karst flooding is high, affecting the safety of reservoirs. According to the flood prevention work plan of the Autonomous Region Water Resources Department, after comprehensive analysis and judgment, it was decided to launch the Autonomous Region Water Resources Department's Level 4 emergency response for flood protection from 9:00 on August 21.

According to the Guangxi Zhuang Autonomous Region Water Resources Department, on the morning of August 21, the low pressure in the South China Sea entered the Beibu Gulf. According to the meteorological and hydrological department's monitoring and forecast, there will be a continuous heavy rainfall process in the next few days along the coast of Guixi and southern Gui. Some rivers may experience super-alert flooding; the risk of flash floods and karst flooding is high, affecting the safety of reservoirs. According to the flood prevention work plan of the Autonomous Region Water Resources Department, after comprehensive analysis and judgment, it was decided to launch the Autonomous Region Water Resources Department's Level 4 emergency response for flood protection from 9:00 on August 21.