下周北方气温将大面积创下半年来新低

Summary of Key Points Core Viewpoint - The article discusses the upcoming weather patterns in China, highlighting the persistence of high temperatures in southern regions and a significant drop in temperatures in northern areas due to cold air and rain [1]. Weather Forecast - The "autumn tiger" phenomenon will continue in Jiangnan and South China, with regions like Hunan, Jiangxi, Fujian, Guangxi, and Guangdong experiencing prolonged high temperatures [1]. - Wuhan is expected to see high temperatures on September 15-16, potentially breaking the record for the most high-temperature days in a year [1]. Temperature Changes - A cold air mass will become active in northern regions from September 16-18, leading to a collective drop in temperatures, marking the lowest levels seen in the second half of the year [1]. - In the northwest, north China, northeast, and northern Huanghuai regions, maximum temperatures will drop to around 20°C, with minimum temperatures falling below 15°C [1]. - Harbin and Yinchuan are forecasted to experience their first maximum temperatures below 20°C this year, with Harbin's minimum potentially dropping below 10°C for the first time in the second half of the year [1].