大风、沙尘、大雪！冷空气来袭，注意→

Group 1 - A strong cold air mass is affecting northern China, bringing strong winds, temperature drops, rain, snow, and dust storms [1][2] - From January 10 to 11, temperatures in regions like North China and Huanghuai will drop to recent lows, with a decrease of 6 to 12 degrees Celsius [1][6] - The cold air will move quickly, with temperatures expected to rebound by early next week, reaching recent highs again [1][6] Group 2 - Areas such as western Tibet, northern Gansu, central and eastern Inner Mongolia, and northern Shaanxi are experiencing winds of 5 to 6 levels, with gusts reaching 7 to 9 levels [2][3] - Dust and sand weather is affecting parts of central and southern Henan, southern Shandong, central and northern Anhui, and northern Jiangsu due to dust transmission [2][4] - A blue wind warning has been issued, predicting strong winds in various regions and sea areas, with gusts potentially reaching 10 to 11 levels in some maritime areas [3][4]