China News Service, December 27. According to the official Weibo of the Beijing Meteorological Bureau, the Beijing Meteorological Observatory issued a blue cold wave warning signal at 16:30 on December 27, 2020: Affected by strong cold air, it is expected to be Beijing 28-30 There will be cold wave weather in the area, the minimum temperature will drop by more than 8℃, and the average wind force will be about 5 from the night of the 28th to the 30th. Please take precautions.

Image source: Official Weibo of Beijing Meteorological Bureau