China News Service, May 21, according to the official Weibo news of the Beijing Meteorological Bureau, the Beijing Meteorological Observatory upgraded to release a yellow lightning warning signal at 15:30 on May 21, 2020: It is expected that there will be thunderstorms in the city until 21:00. Local short-term rain is relatively strong, accompanied by hail and short-term strong winds above grade 7, please pay attention to it.

Source: Official Weibo of Beijing Meteorological Bureau