今明天南方降雨缩减 下周北方多地气温将创立秋后新低

Summary of Key Points Core Viewpoint - The weather forecast indicates a reduction in rainfall in southern China over the next two days, with a new round of precipitation expected to develop from the Huanghuai region to the Sichuan Basin, necessitating precautions against secondary disasters caused by rainfall [1][2][5]. Weather Conditions - Recent heavy rainfall occurred in various regions including southwestern and Jiangnan areas, with some locations experiencing severe storms and rainfall amounts reaching 90 to 119 millimeters [2][3]. - The central meteorological station predicts that today, areas such as northeastern Inner Mongolia, northern Heilongjiang, and central Jiangsu will experience moderate to heavy rain, with localized heavy rain in certain regions [2][4]. - Tomorrow, regions including central Jilin, southern Hebei, and parts of Shanxi and Shandong are expected to see moderate to heavy rain, with some areas experiencing heavy rainfall [3][4]. - The day after tomorrow, areas such as southeastern Liaoning, Shandong, and central Henan will also experience moderate to heavy rain, with some regions likely to see heavy rainfall [4]. Temperature Changes - Southern China is currently experiencing high temperatures, with some areas exceeding 37°C, particularly in Jiangxi and Hunan [6]. - From September 15 to 17, the subtropical high pressure will continue to dominate southern regions, leading to a temporary increase in high temperatures, especially in the Yangtze River basin [6]. - After September 17, a cold front is expected to move southward, resulting in a significant drop in temperatures across northern China, with many areas likely to record their lowest temperatures since the start of autumn [6][7].