At 10:00 am on March 12, 2026, the Xining Meteorological Observatory issued a yellow warning for a cold wave: it is expected that a cold wave will occur in Xining from 8:00 am on March 13 to 8:00 am on March 15, with temperatures dropping by 14-16 ℃ and locally reaching over 16 ℃; The highest daytime temperature on the 13th will drop below 0 ℃, and the lowest morning temperature on the 14th will drop below -6 ℃. During the process, there was light to moderate snow throughout the city, with heavy snowfall in some towns and villages in Datong, Huangzhong, and Huangyuan, with snowfall ranging from 0.1 to 6.0 millimeters; There is a 4-5 level easterly wind, with gusts of up to 7 levels or above, accompanied by sandstorms. Cold waves, snowfall, and sandstorms have a significant impact on urban operations, road traffic, agricultural and animal husbandry production, energy supply, and public health. Please take precautions. Defense guidelines: 1. The government and relevant departments should do a good job in preventing cold waves according to their responsibilities; 2. Individuals should pay attention to adding clothes to keep warm, and people who are sensitive to temperature changes should try to minimize going out; 3. Take protective measures for agriculture, forestry, animal husbandry, and animal husbandry.