新一股冷空气“无缝”衔接！明起，甘肃气温还要降

Group 1 - A series of cold air masses will frequently impact China in the coming week, leading to significant temperature drops in northern regions [1][3] - The Central Meteorological Administration forecasts a temperature decrease of 4 to 8 degrees Celsius in provinces such as Gansu, Hebei, Henan, and Heilongjiang from January 8 to January 10, with some areas experiencing drops of over 10 degrees Celsius [5] - The temperature fluctuations will result in large day-night temperature differences across most of the country, particularly in regions like Anhui, Fujian, and Jiangxi, where differences may exceed 15 degrees Celsius [5] Group 2 - A weak cold air mass is currently affecting China, with northeastern and Inner Mongolia regions experiencing temperature drops today, followed by another cold air mass arriving soon [3] - The weather forecast for Gansu indicates cloudy conditions with possible light snow or rain-snow mix in certain areas, while other regions will remain clear or partly cloudy [6] - Specific temperature forecasts for major cities in Gansu show lows ranging from -20 degrees Celsius to -1 degree Celsius, with highs between 1 degree Celsius and 11 degrees Celsius [7]