寒潮来袭天气大转变！北方气温“跳水”冷暖快速反转

Summary of Key Points Core Viewpoint - A significant weather change is expected after the Spring Festival holiday, with a cold wave, strong winds, sandstorms, and heavy snowfall affecting various regions in China, leading to temperature drops exceeding 10°C in northern areas [1][2][3]. Group 1: Temperature Changes - Northern regions will experience a temperature drop of 6 to 10°C, with some areas in Inner Mongolia and Northeast China seeing drops of 12 to 14°C, and localized drops exceeding 14°C [2][4]. - Major cities like Changchun will see a drop from over 15°C to -6°C, while Shijiazhuang and Jinan will drop from over 20°C to 9°C [7]. Group 2: Weather Warnings - The Central Meteorological Observatory has issued warnings for cold waves, strong winds, sandstorms, and heavy snowfall as the cold air continues to move eastward [3][8]. - Strong winds are expected in Inner Mongolia, Shanxi, and Shaanxi, with gusts reaching 9 to 10 levels, contributing to the largest and strongest sandstorm of the year [8][9]. Group 3: Rain and Snowfall - Rain and snow will increase due to the cold wave, with significant snowfall expected in Inner Mongolia and Northeast China, including heavy snow in parts of Heilongjiang [11]. - A new round of rainfall will affect southern regions starting tomorrow, with small to moderate rain expected in areas like Jiangnan and Huazhong, and localized heavy rain accompanied by thunderstorms [13][14].