At 17:00 on March 12, 2026, the Hainan Meteorological Observatory issued a blue warning for a cold wave: it is expected that from 08:00 on March 13 to 08:00 on March 15, there will be a cold wave weather in Gonghe, Guide, Xinghai, Guinan, and Tongde, with temperatures dropping by 8-10 ℃ and locally reaching 12 ℃. From the night of the 13th to the day of the 14th, there will be light snow (0.1-2.4 millimeters) in Gonghe and Guide, and moderate snow (2.5-4.9 millimeters) in Xinghai, Guinan, and Tongde. During the process, there were 5-6 level westerly winds and sandstorms in the area around the lake. Cold wave weather has a certain impact on agricultural and animal husbandry production, energy supply, and public health. Please pay attention to prevention. 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.