How long did artificial rainfall stop in Nanning?

The rain usually stops after 3 to 4 hours.

The method of artificial rainfall is to choose the appropriate time according to the physical characteristics of different clouds, and spread dry ice, silver iodide, salt powder and other catalysts into the clouds by airplanes and rockets to make the clouds precipitation or increase precipitation, and the general duration will not exceed 4 hours.

Artificial precipitation enhancement, also known as artificial precipitation enhancement, refers to the process of artificially supplementing some necessary conditions for precipitation according to the principle of precipitation formation in nature, so as to promote the rapid condensation or collision of cloud droplets and grow into raindrops to land. The function of artificial rainfall is mainly to alleviate or alleviate farmland drought, increase irrigation water or reservoir water supply capacity, or increase power generation water.