What is the sign of sandstorm weather?
The sandstorm warning in China is divided into three levels:
1, sandstorm yellow warning: 12 hours, sandstorm weather may occur (visibility is less than 1000m), or sandstorm weather has appeared and may appear and may continue.
2. Orange warning of sandstorm: Strong sandstorm weather may occur within 6 hours (visibility is less than 500 meters), or sandstorm weather has appeared and may appear and may continue.
3. Red warning of sandstorm: Strong sandstorm weather may occur within 6 hours (visibility is less than 50 meters), or sandstorm weather has appeared and may appear and may continue.
Extended data:
Precautions:
Sandstorm weather, less going out, less exercise. Because sandstorm weather will reduce people's resistance and easily induce diseases, you can exercise indoors if you like.
Wearing masks, scarves and hats when going out can protect skin, hair and harmful gases from entering the respiratory tract.
Pay attention to the weather forecast every day and do a good job in preventing sandstorms. This can reduce the harm to the human body.
People's Daily Online-There is windy and dusty weather in northern China.