甘肃将山洪灾害气象风险预警升级为橙色

Core Points - Gansu Province is experiencing a short-duration heavy rainfall event, with maximum hourly rainfall expected to reach 80 mm from August 3, 14:00 to August 4, 05:00 [1] - The meteorological risk warning for mountain flood disasters has been upgraded from yellow to orange due to the anticipated heavy rainfall [1] - Local areas in Gansu have already recorded hourly rainfall exceeding 40 mm on August 2 and 3 [1] Summary by Category Weather Forecast - Heavy rainfall is forecasted for several cities in Gansu, including Zhangye, Wuwei, Lanzhou, Baiyin, Dingxi, Linxia, and Gannan, with hourly rainfall expected to be between 30 to 50 mm, and potentially reaching 80 mm [1] - Thunderstorms, strong winds, or hail are expected in the Qilian Mountains and southern Lanzhou from 15:00 to 22:00 on August 3 [1] Emergency Response - Gansu's Water Resources Department and Meteorological Bureau have issued an orange warning for mountain flood disaster risks, indicating a high likelihood of such events in Lanzhou, Baiyin, Wuwei, and Linxia from August 3, 14:00 to August 4, 11:00 [1] - A level IV emergency response for flood defense has been activated in Lanzhou, Baiyin, Wuwei, and Linxia starting from 11:00 on August 3 [1] Risk Management - The meteorological and water resources departments have highlighted a high risk of small river floods, mountain floods, geological disasters, and urban flooding due to the overlapping areas of heavy rainfall [2] - Authorities are advised to enhance real-time monitoring, flood warning systems, and evacuation measures, while also considering the adverse effects of hail on agricultural facilities and economic crops [2]