What should we pay attention to when the cold wave in Xiangyang comes?

The cold wave in Xiangyang has a wide range of weather, strong intensity and severe cooling. Everyone, especially outdoor epidemic prevention and control personnel, must pay attention to cold and warmth, and beware of colds, especially middle-aged and elderly friends. Serious cooling should pay special attention to prevent cardiovascular and cerebrovascular diseases. At the same time, this cold wave will also lead to other disasters such as road icing. At present, it is a critical period for epidemic prevention and control. Rain and snow will adversely affect the transportation of people and materials, so we must make arrangements in advance.

Hydropower supply departments should pay attention to strengthening the inspection of lines and pipe networks.

Farmers' friends should also pay attention to the reinforcement and insulation of greenhouses such as facility agriculture and animal husbandry, and guard against the occurrence of crop freezing injury.

What is a cold wave?

The so-called cold wave refers to the cold air from high latitudes, which rapidly strengthens under certain weather conditions and invades the middle and low latitudes, causing severe cooling, strong winds and rainy and snowy weather along the way. When this cold air reaches a certain standard, it is called a cold wave. Cold wave is a large-scale weather process, which may occur all over the country, causing natural disasters such as frost and freezing.

Among them, the standard of cold wave yellow warning signal is: within 24 hours, the minimum temperature will drop by more than 10℃, the minimum temperature is less than or equal to 4℃, and the average wind power on land can reach more than 6; Or it has dropped above 10℃, the lowest temperature is less than or equal to 4℃, and the average wind force is above 6, and it may continue.