明天出伏！南方大范围闷热型高温不离场 北方这些地方要警惕暴雨

Group 1 - The core point of the article highlights the persistence of high temperatures in southern China due to a strong subtropical high pressure, which is expected to last until the end of August [1][2] - The summer heat this year has been notable, with regions like the southwest, Jianghuai, and Huanghuai experiencing temperatures above the historical average during the 30-day period of the summer heat [2][4] - Cities such as Nanjing, Shanghai, Hangzhou, Chongqing, and Fuzhou are likely to experience continuous high temperatures this week, with Hangzhou potentially breaking its record for the longest consecutive high-temperature days in August [4] Group 2 - The article mentions that after the start of autumn, high temperatures and humidity in southern China will remain common, while northern regions will see a decrease in high temperatures and increased rainfall [4][6] - The forecast indicates that from August 20 to 22, regions in Inner Mongolia, northern China, and Northeast China will experience moderate to heavy rainfall, with some areas facing the risk of heavy rain [6] - The article also notes the development of tropical depressions in the South China Sea, with potential typhoons forming in the Pacific, which could impact weather conditions in southern China [6]