What are the characteristics of this threatening rainstorm in Henan?

First, it lasts a long time. /kloc-since July, 2007, there has been a large-scale heavy precipitation in Henan Province, the western and central and western regions of Henan Province for four consecutive days, and the heavy precipitation will continue.

Second, the accumulated rainfall is large. The average rainfall in the whole province is 1 13.5 mm, and the average rainfall in Zhengzhou, Jiaozuo and Xinxiang is 357 mm, 2 10.6 mm and 194.5 mm respectively. The maximum precipitation occurred in Huancuiyu, Xingyang City, which was 728.0mm..

The third is large-scale heavy precipitation. There are 4,098 rainfall stations with rainfall exceeding 50 mm, 100 mm, 1923 and 606 with rainfall exceeding 250 mm. ..

Fourth, the heavy precipitation period is concentrated. The period of heavy precipitation mainly starts from the night of 18, with heavy rain, heavy rain and local heavy rain in the northern, central and western regions.

Fifth, it is extreme. Five stations, such as Songshan, Yanshi, Xinmi, Yichuan and Dengfeng, have broken through the historical extreme value of daily precipitation since the station was established. Five stations, including Songshan, Gongyi, Xinmi, Yanshi and Dengfeng, have broken through the historical extreme value of accumulated precipitation for three days since the station was established.

In the past 24 hours, the average rainfall in Henan Province is 73. 1 mm;

Regarding the precipitation in the past 24 hours, Zhang Ning said that from June 9 17 to June 20 17, there were heavy rains in most parts of the province, and there were heavy rains in Zhengzhou, Xuchang and Xinxiang.

The average rainfall in the whole province is 73. 1mm, and the average rainfall in Zhengzhou, Xuchang and Xinxiang is 286.5mm, 14 1.5mm and 129.6mm respectively.

There are 2,587 rainfall stations with precipitation exceeding 50 mm, with precipitation exceeding 1 198, and precipitation exceeding 250 mm is 3 1 1 ... The maximum precipitation occurred in Jiangang, Zhengzhou City, with 584.0 mm.

The above contents refer to Sino-Singapore. Com- Five Questions about Heavy Rainfall in Henan: How long will this rare rainstorm last?