Shanghai rainstorm warning "blue turns yellow", currently "two yellow and one blue" three warnings are hanging high.

Shanghai Central Meteorological Observatory updated the blue rainstorm warning signal to yellow rainstorm warning signal at 11:56, predicting that before midnight tonight, the central and northern parts of the city will experience short-term heavy rainfall with an hourly rainfall of over 50 millimeters. Please strengthen precautions against urban waterlogging caused by heavy rainfall, and make arrangements for drainage and flood control in low-lying and flood-prone areas. Currently, Shanghai is under three warnings: yellow lightning, yellow rainstorm, and blue strong wind. Please take precautions.