江南华南等地气温走低！四川西藏等地多雨雪天气

Group 1 - The core viewpoint of the articles indicates that cold air will continue to affect southern regions of China, with temperature drops of 4°C to 6°C expected in areas such as eastern Jiangnan, southern China, and eastern Southwest China [1] - The Central Meteorological Administration has issued a blue wind warning, forecasting winds of 5 to 6 levels and gusts of 7 to 8 levels in parts of northern and eastern Xinjiang, western Gansu, central and eastern Inner Mongolia, and the Shandong Peninsula from February 7 to February 8 [3] - Over the next three days, light to moderate rain is expected in eastern Southwest China, most of Jianghan, and most of Jiangnan, with some areas experiencing sleet or snow [5] Group 2 - Meteorological experts remind that temperatures in most northern regions will rise in the coming days, while some southern areas will experience a trend of temperature decrease followed by a rise, necessitating public attention to temperature changes [9] - The articles provide health tips for the public, including wearing masks for wind protection, using moisturizing skincare products, and being cautious of health risks associated with sudden temperature drops, particularly for individuals with cardiovascular conditions [10][11]