At 16:40 on January 2, 2026, the Xihua County Meteorological Observatory upgraded the orange warning signal for heavy fog to a red warning signal for heavy fog: It is expected that from this afternoon to night, there may be fog with visibility less than 50 meters in the urban area of Xihua County and all towns, streets, and farms under its jurisdiction. Please take precautions. Defense Guidelines: 1. The government and relevant departments should carry out anti fog emergency work in accordance with their responsibilities. 2. Relevant units should take timely traffic safety control measures in accordance with industry regulations, and promptly release information such as airport suspension of aircraft takeoff and landing, and temporary closure of highways. 3. Drivers should take fog prevention measures according to fog driving regulations, adopt reasonable driving methods based on environmental conditions, maintain sufficient braking distance from the preceding vehicle, and quickly find a safe parking area to park. 4. Do not engage in outdoor activities.