On December 15, 2025, the Shaanxi Xi'an Heavy Polluted Weather Emergency Headquarters Office issued an orange warning message, announcing that it will implement a Level II emergency response for heavily polluted weather starting 12:00 on December 17. This warning is based on predictions from the Shaanxi Provincial Environmental Monitoring Center: Affected by adverse weather conditions such as weak air pressure fields, high humidity, and convergence, the Guanzhong region will experience a moderate pollution process lasting more than 48 hours from December 17 to 19, and may reach heavy pollution levels during some periods.

On December 15, 2025, the Shaanxi Xi'an Heavy Polluted Weather Emergency Headquarters Office issued an orange warning message, announcing that it will implement a Level II emergency response for heavily polluted weather starting 12:00 on December 17. This warning is based on predictions from the Shaanxi Provincial Environmental Monitoring Center: Affected by adverse weather conditions such as weak air pressure fields, high humidity, and convergence, the Guanzhong region will experience a moderate pollution process lasting more than 48 hours from December 17 to 19, and may reach heavy pollution levels during some periods.