新一股冷空气今起影响我国 较大范围雨雪来袭局地有暴雪

Core Viewpoint - A new cold air mass will impact China from January 29 to 31, leading to significant temperature drops and widespread rain and snow in various regions [1][2][3] Temperature Changes - The cold air will cause temperature drops of 4 to 6°C in regions including the Qinghai-Tibet Plateau, Northwest China, and parts of Central and Southern China, with local drops exceeding 8°C [2] - On January 30, temperatures in northern cities like Zhengzhou, Hefei, Wuhan, Nanjing, Hangzhou, and Changsha are expected to fall from around 10°C to 5°C or below [2] - The lowest temperatures in the north will occur from January 29 to 30, while the south will see its lowest around January 31 [2] Rain and Snow Forecast - The interaction of cold air and warm moist air will result in widespread rain and snow, particularly affecting regions such as Xinjiang, Inner Mongolia, Northeast China, and parts of Central China [3][5] - Areas in Shaanxi, Henan, and Hubei may experience heavy snow, with some regions facing blizzard conditions [3][5] - By January 30, snowfall is expected to extend to areas including Inner Mongolia, Heilongjiang, and parts of Hunan, with local heavy snow in northern Hunan [5] Agricultural and Transportation Impact - The mixed rain and snow may pose risks to agricultural facilities and livestock, necessitating preemptive measures to secure greenhouses and animal shelters [7] - The adverse weather conditions are likely to affect transportation, requiring drivers to exercise caution and reduce speed [7]