CHONGQING (CQNEWS) -- Have you noticed that an obvious "split line" appeared in Chongqing’s sky on the 23rd, with dense white clouds on one side and clear sky on the other side. Soon, the topic was on the hot search in the same city. Many netizens said "it's rare to see" and "it's really amazing".

In fact, this is a normal weather state, but it is rare. Why did this happen?  Meteorological experts explained that such a phenomenon is generally caused by the intrusion of clouds together with the weather system. The boundary that appeared on that day is formed by the intersection of two different air masses in the process of the intrusion of altocumulus into the local sky, indicating that cold air is coming soon.

According to the prediction of Chongqing Meteorological Observatory, there will be a strong rainfall process in Chongqing from west to East from the night of the 25th to the day of the 26th, with heavy rain to rainstorm in the central and western regions, accompanied by strong convective weather such as lightning and short-term heavy rainfall. The cumulative rainfall in the rainfall process is 30 ~ 70mm in the central and western regions, more than 100mm in some areas, and 15 ~ 40mm in other regions; The maximum hourly rainfall is 30 ~ 50mm.

Meteorological experts remind that the weather in Chongqing is changeable recently that the temperature and humidity are very suitable for mite breeding. Citizens should pay attention to ventilation at ordinary times. Dark corners (under the bed, under the sofa and under the wardrobe) should be cleaned frequently to eliminate the small environment for mite survival. (Translated by Xu Hong, Fathom Language Limited)