东北地区仍有强降雨天气 南方高温先减后增

Group 1 - The northeastern region of China is experiencing strong rainfall, with local areas in Liaoning and Jilin facing heavy downpours, necessitating precautions against secondary disasters [1][2][5] - Rainfall intensity is expected to generally weaken over the next few days, although significant rain will still occur in parts of the northwest and Jianghuai regions [2][3][4] - The Central Meteorological Administration forecasts moderate to heavy rain in various regions, including parts of Xinjiang, Heilongjiang, Jilin, and Liaoning [2][3][4] Group 2 - In the southern regions, high temperatures are expected to decrease initially but will rise again after September 3, with cities like Nanjing and Changsha likely to experience renewed heat [6] - The northern regions are experiencing a transition to cooler autumn weather, with cities like Lanzhou and Yinchuan already entering autumn [6]