At 18:19 on September 28, 2025, the Kaifeng Meteorological Observatory issued a yellow warning signal for heavy fog: it is expected that in the next 12 hours, fog with visibility less than 500 meters may occur in towns and streets under the jurisdiction of Longting District, urban-rural integration demonstration areas (Chengxi Street, Liangyuan Street, Jinmingchi Street, Xihu Street, Xinghuaying Street, Jinyao Street, Rice Township), Shunhe Hui District, Gulou District, Yuwangtai District, Xiangfu District, etc. Please take precautions. Kaifeng City s safety production and natural disaster emergency rescue hotline is 12350. Defense Guidelines: 1. The government and relevant departments should prepare for fog prevention according to their responsibilities. 2. Operations and management units such as rail transit, highways, and water transportation should strengthen traffic management to ensure safety. 3. Drivers should pay attention to traffic information, pay attention to changes in fog, and drive carefully. 4. Pay attention to safety during outdoor activities.