第1现场｜寒潮北下影响南方地区，湘黔桂赣有雨雪冰冻

Core Viewpoint - The article discusses the impact of a cold wave affecting southern China, coinciding with the solar term "Great Cold," leading to significant snowfall and freezing conditions in various provinces [1][12]. Weather Warnings - The Central Meteorological Observatory issued blue warnings for cold waves, yellow warnings for freezing, and blue warnings for strong winds on January 20 [1]. - The cold wave is expected to bring moderate to heavy snow in parts of southeastern Hubei, northern and central Hunan, northwestern Jiangxi, and eastern Guizhou [3]. Temperature Changes - From January 20 to 21, temperatures in regions such as western Jianghuai, eastern and southern Jiangnan, southeastern Southwest China, and South China are forecasted to drop by 4°C to 6°C, with some areas experiencing drops of up to 10°C [15]. Snow Removal Efforts - Various regions, including Jiangsu and Anhui, have mobilized workers to clear snow from roads and public areas to ensure safe travel for citizens [5][10][19]. Public Safety Measures - In Wuhan, schools have laid down anti-slip mats at entrances to ensure student safety during the cold and snowy weather [12]. - Experts have warned about the potential secondary risks from the cold wave, including road icing, damage to power and communication facilities, and agricultural frost damage [18]. Future Weather Outlook - By the end of the week, most of the country is expected to return to a state with little rain or snow, with temperatures in southern regions, particularly Jiangnan, rising above 15°C [20].