It is estimated that from 20:00 on July 20 to 20:00 on the 21st, northeastern Inner Mongolia, northeastern and southwestern Hebei, eastern Beijing, northern Tianjin, eastern Shanxi, western Shaanxi, south-central Anhui, southern Jiangsu, Shanghai, north-central Zhejiang, northern Jiangxi, eastern Hubei, south-central Hunan, eastern and northern Fujian, and northern and southern Guangdong.

It is estimated that from 20:00 on July 20 to 20:00 on the 21st, northeastern Inner Mongolia, northeastern and southwestern Hebei, eastern Beijing, northern Tianjin, eastern Shanxi, western Shaanxi, south-central Anhui, southern Jiangsu, Shanghai, north-central Zhejiang, northern Jiangxi, eastern Hubei, south-central Hunan, eastern and northern Fujian, and northern and southern Guangdong.