At 19:18 on November 15, 2025, the Neihuang County Meteorological Observatory issued a blue warning signal for a cold wave: it is expected that the minimum temperature in the urban area of Neihuang County and its towns and streets will drop by more than 10 ℃ in the next 48 hours, with a minimum temperature of less than or equal to 4 ℃. The average wind speed on land can reach level 5 or above. Please pay attention to prevention. Defense Guidelines: 1. The government and relevant departments should prepare for the cold wave according to their responsibilities. 2. Agriculture, forestry, and animal husbandry should be prepared for frost damage to crops, trees, and livestock. 3. Relevant departments should adjust residents heating according to the situation. 4. Relevant units and residents should pay attention to wind prevention, close doors and windows, and reinforce outdoor structures. 5. Individuals should pay attention to adding clothes and keeping warm. Elderly and weak patients, especially those who are sensitive to temperature changes such as cardiovascular and asthma patients, should reduce their outings.