今起，大 范 围 雨 雪 来 袭 ！

Group 1 - From today (22nd), a significant increase in rain and snow is expected in central and eastern China, with most of the northern regions experiencing snowfall and the southern regions facing overcast and rainy weather in the next three days [1][2] - The Central Meteorological Administration forecasts that from 8 AM on the 22nd to 8 AM on the 23rd, areas in southwestern Xinjiang, central and eastern Inner Mongolia, northeastern regions, and parts of Gansu, Qinghai, and Shaanxi will see light to moderate snow or sleet, while southern regions will experience light rain [2] - On the 23rd, snowfall in the northeastern regions will increase, particularly in parts of Heilongjiang, Jilin, and Liaoning, while the southern regions will continue to experience widespread overcast and rain [2][3] Group 2 - This week, cold air will frequently impact the country, with temperatures fluctuating around the annual average, particularly in the northeastern regions where temperature variations will be significant [4][5] - In the next two days, temperatures in most parts of the country will rebound quickly, with maximum temperatures in northeastern regions rising above 0°C and in Jiangnan exceeding 15°C, while cities like Shanghai may reach close to 20°C [5] - From the 24th to the 25th, another cold air mass will lead to a drop in temperatures across most areas, with declines of 4 to 6°C, and in some northeastern and Inner Mongolia regions, drops could reach 8 to 10°C or more [5]