China’s weather service on Wednesday issued a yellow warning for dust across a sweep of the north and northwest for 24 hours from 8am local time.
People in affected areas should “do a good job of protecting against wind and sand, and close doors and windows in a timely manner”, the weather service said, adding they should also wear masks while outdoors.
Children, the elderly and people with respiratory allergies and other conditions should “limit how much they go out”, the service said.
Dust storms are fairly common across northern China in the spring, when changes in the wind kick up grit across the largely arid region.
Beijing faces regular sandstorms in March and April because of its proximity to the massive Gobi Desert, as well as deforestation throughout northern China.
The current weather system is “the most extensive of the year so far”, according to the weather service, adding that it was expected to weaken from Thursday.
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