Beijing Municipal Commission for City Planning and Land Resources Management and Beijing Meteorological Service jointly issued a continuous warning on the meteorological risk of geological disasters at 09:00 on July 21, 2018. In the next 48 hours, mountainous areas in Huairou and Miyun are of yellow alert for higher risks in debris flow, collapse, landslide and other geological disasters; Fangshan, Mentougou, Changping, Yanqing, Pinggu and other mountainous areas are of blue alert for risks in debris flow, collapse, landslide and other geological disasters. Proper prevention is recommended.

Subject to heavy rainfall on July 20, Miyun Sub-Commission and Meteorological Service have jointly released an upgrade orange alert for geological disasters.