Heavy rain in Hefei, why is there heavy rain this year?

This year, Liuzhai, which is dry and rainy, has been hit by heavy rains many times. At about 3 pm on August 10, heavy rain hit Liuzhai again. In the video, flash floods caused by hail and rain poured into Jianhe from everywhere, and buckwheat noodles and corn were blown to pieces and scattered all over the place. Looking at the hard-won hope being ravaged by heavy rain, the cultivators want to cry.

Opened in the south in June? Faucet? , but also opened the north? Barbecue oven? . Monitoring shows that there are more heavy rains in the south and hot weather in the north this year than in previous years, and the drought in Yunnan has lasted for a long time. Why will extreme weather appear together this year? Why is the weather becoming less and less suitable for people?

Since June, there has been continuous heavy rainfall in Jiangnan, South China and Southwest China, and the strongest rainfall process has occurred in the southern region since the flood season. The cumulative rainfall in most parts of the south of the Yangtze River, north-central South China and the eastern part of southwest China is 100 ~ 250 mm, and the rainfall in some areas has broken the historical rainfall record. Affected by it, 52 rivers in 8 provinces (regions) such as Guangxi, Guangdong, Fujian, Zhejiang, Jiangxi, Hunan, Guizhou and Yunnan have experienced floods exceeding the warning level.

From June 5th to 8th, Guangdong issued 304 rainstorm warning signals. On the 8th, a rainstorm red warning signal was issued in Zhuhai, Huidong, Shanwei, Haifeng, Lufeng, Longmen, Conghua and Qingyuan 15, and schools, kindergartens and nurseries were automatically closed. 9 th, Guilin, Guangxi? Looking at the sea? The video spread all over the network. In the flooded city center, only one viaduct is still on the water, and there are many vehicles on it.

According to the statistics of the National Disaster Reduction Center of the Ministry of Civil Affairs, since June 2, continuous heavy rainfall in southern China has caused floods, hail and geological disasters, resulting in the disaster of 200 counties (cities, districts) 1.76 million people in 8 provinces (autonomous regions) such as Jiangxi, Hunan and Guangxi, 9 people were killed, 5 people were missing, and1.20 million people were resettled urgently. More than 900 houses collapsed, and 1.3 million houses were damaged to varying degrees; The affected area of crops 1 13.5 thousand hectares; The direct economic loss was 2.88 billion yuan.

The Central Meteorological Observatory predicts that in the next three days, South China, Jiangnan and Guizhou will still be maintained? Rainstorm mode? . Sun Jun, chief forecaster of the Central Meteorological Observatory, said that the heavy rainfall in the south lasted for a long time this year. Compared with the same period of previous years, the rainfall in Guangxi, Guangdong, Hunan, Jiangxi, Zhejiang and Fujian is more than 1 ~ 2 times, and that in northern Guangxi is 3~4 times. In addition, Meiyu in Jiangnan officially started on June 1 day, 7 days earlier than normal. After entering Mei, the intensity of precipitation in the south of the Yangtze River increased, and strong convective weather was active. Heavy precipitation may cause secondary disasters.