At the beginning and end of February, Anhui Province was dominated by sunny to cloudy weather. On the 12th to the 17th, the southern part of the province was weak and rainy. Precipitation: except for the east and south of the Yangtze River and the south and the south of the Yangtze River, 1 to 10 mm, most other areas are less than 1 mm. Compared with the same period of the year, most of the province is abnormally less than 80%.
Judging from the precipitation in the last month, the northern part of Huaibei and the Huaihe River are less than 10 mm, 25 to 30 mm along the eastern part of the Yangtze River and 10 to 25 mm in other areas. Compared with the same period of the year, the province is 4 to 90% less. From the percentile of monthly precipitation, the precipitation in 25 cities and counties in the province ranked in the top five in the history of the same period (ie, the percentile of precipitation ≥90%), reaching the standard of extreme precipitation events, mainly concentrated in Hefei Southern region.
The comprehensive meteorological drought index monitoring on the 20th showed that there were still mild to heavy meteorological droughts along the Huaihei River, and local extreme drought. Compared with the 10th, the drought is basically maintained.
The soil moisture monitoring on February 18 showed that there was light to moderate drought in the surface layer (0~10cm) of the northern part of Huaibei, and the tillage layer (10~20cm) in some areas had light to moderate drought. Compared with the 13th, the drought did not change significantly.
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