We all know that recently, heavy rain began in many areas of the south. From the early morning of July 7, you County, Hunan Province, experienced heavy rain. The rise of water level led to the backflow of river water, and waterlogging occurred in different degrees in the low-lying areas of the county. On the afternoon of the 7th, some people were "picking up" fish in the middle of the road. According to local residents, the fish came to the road due to the rising water in the nearby pond. According to the weather forecast, Hunan will encounter heavy rainfall in the next 10 days, so it is necessary to guard against the risk of secondary disasters.
The actual monitoring shows that from 08:00 on August 8 to 08:00 on September 9, heavy rain occurred in the south of central Hunan, and in some areas; there were 868 Township rainstorms, 369 Township rainstorms, and 7 Township rainstorms in the whole province. The maximum daily rainfall was 266.4 mm in Longtan Village, Zhuzhou County, Zhuzhou City, and the maximum hourly rainfall was 67.5 mm in shanglingqiao, Lengshuitan District, Yongzhou City. How long will the strongest rainfall in Hunan last?
According to Liu Hongwu's analysis, the southwest monsoon continued to strengthen in the early stage, which brought a lot of water vapor to the precipitation in Hunan; in addition, the low trough drove the cold air southward, which maintained the confluence with the southwest monsoon in Hunan for a long time, making the precipitation in central and Southern Hunan stronger. Up to now, there has been a large-scale rainstorm and local rainstorm in the south of central Hunan, with the accumulated rainfall reaching 200 mm locally and the maximum exceeding 400 mm, which can be said to be the strongest rainfall process since the flood season.
In the next 10 days, there will be multi process rainfall in our province. During the day from the evening of 10 to 11, the whole province was cloudy, among which there were showers or thunderstorms in some areas of southern Hunan; from the evening of 11 to 14, there will be heavy rain from north to south, rainstorm in some areas and local heavy rain; from 15 to 18, heavy rain will develop from south to north. In terms of temperature, under the pressure of rain, the weather is cooler.
Meteorological experts remind that in the near future, Hunan will continue to encounter several rounds of heavy rainfall, with a wide range of rainstorms, large accumulated rainfall and long duration, which will cause large risks of floods, mountain torrents, geological disasters and urban and rural waterlogging in small and medium river basins. Therefore, it is necessary to attach great importance to and do a good job in defense work. At the same time, it is necessary to pay attention to prevent short-term heavy rainfall, thunderstorms, gales and other severe convective days accompanied by heavy rainfall The possible disaster effects of natural gas.