China Meteorological Bureau issued three warnings in a row. What does it mean?

At 6 pm on July 8, China Meteorological Bureau issued three early warnings, as follows:

Rainstorm orange warning:

It is estimated that there will be heavy rains in northern Fujian, north-central Jiangxi, south-central Zhejiang, central Hunan, Shanghai, northwestern Guangxi, south-central Guizhou, northeastern Yunnan, central and western North China and southern Sichuan from 9: 00 on July 8 to 9: 00 on July 9. Among them, there will be heavy rains in parts of eastern Jiangxi, northwestern Fujian, southwestern Zhejiang, southwestern Hunan, southeastern Guizhou and northeastern Jiangxi. Some of the above areas will be accompanied by short-term heavy rainfall (the maximum hourly rainfall intensity is 40 ~ 60 mm, and some areas can exceed 80 mm), and some areas have strong convective weather such as strong winds and thunderstorms.

The Ministry of Water Resources and China Meteorological Bureau jointly issued a meteorological warning for mountain torrents at 6 pm on July 8:

It is estimated that flash floods may occur in parts of northwestern Fujian, southwestern Zhejiang, western Hunan, eastern Jiangxi and eastern Guizhou from 9: 00 on July 8 to 9: 00 on July 9, among which, flash floods are more likely to occur in southwestern Zhejiang, eastern Jiangxi, northwestern Fujian and some areas. Please take preventive measures such as real-time monitoring, flood prevention and early warning, transfer and avoidance.

At 6 pm on July 8, the China Meteorological Bureau and the Ministry of Natural Resources jointly issued a meteorological risk warning for geological disasters:

It is estimated that from 9: 00 on July 8 to 9: 00 on July 9, the meteorological risks in central and western Zhejiang, northwestern Jiangxi, southern Anhui, eastern and southwestern Hubei, northern and western Hunan, southern Sichuan, southeastern Chongqing, central and eastern Guizhou and western Yunnan are high, and geological disasters may occur (yellow warning). Among them, western Zhejiang, northwestern Jiangxi, southern Anhui, southeastern Hubei, western Hunan and eastern Guizhou are among them.

This means that local governments in the above areas must take preventive measures to warn local residents to have a sense of prevention, ensure personal safety and prevent geological disasters caused by precipitation.