Group 1 - The recent high-temperature weather in regions such as Jianghuai and Jiangnan has led to temperatures exceeding 37°C, with some areas expected to reach above 40°C [1][21] - In Shandong Zibo, the high humidity and temperatures above 40°C have resulted in an increase in heatstroke cases, particularly among the elderly [2][4] - Medical professionals are emphasizing the importance of preventive measures against heat-related illnesses, especially for vulnerable populations [5][7] Group 2 - Public transportation in Shanghai is facing challenges due to the heat, prompting emergency training for drivers on first aid techniques [10] - Various communities in Jiangsu are implementing measures to ensure the well-being of residents during the heatwave, including providing cooling centers and adjusting meal delivery services for the elderly [14][19] - The ice production industry is experiencing a peak season, with daily production reaching 42 tons to meet the demand for cooling solutions [16][18]

Core Viewpoint - The article highlights the severe weather conditions across various regions in China, particularly focusing on heavy rainfall and its implications for public safety and infrastructure [1][3][5]. Group 1: Weather Warnings and Impacts - The Central Meteorological Administration issued a blue rainstorm warning, predicting heavy rainfall in several regions, including Hebei, Tianjin, and Shandong, with localized areas experiencing extreme rainfall of 100-120 mm [1]. - Hubei's Xianfeng County faced record-breaking rainfall exceeding 300 mm within 12 hours, leading to school closures and suspension of public transport [3]. - The Yellow River officially entered its main flood season, with the Shandong section implementing a 24-hour flood monitoring system to ensure safety [5][8]. Group 2: Climate Predictions and Risks - Meteorological forecasts indicate an overall adverse climate situation for the Yellow River basin during the flood season, with rainfall expected to be 20-30% above normal in certain areas [6]. - The upcoming days will see frequent rainfall across northern and southwestern regions, with potential for severe convective weather [9][11]. - High temperatures are anticipated in the central and eastern regions, with some areas experiencing temperatures exceeding 40°C, particularly in Jiangsu and Zhejiang [12]. Group 3: Safety Measures and Recommendations - Residents in low-lying areas are advised to evacuate to safer locations and cut off outdoor power sources during heavy rainfall [41][43]. - Companies are urged to ensure the safety of electrical equipment and implement preventive measures against flooding, especially in hazardous chemical production facilities [49][51]. - Local authorities are recommended to enhance monitoring and preventive measures in high-risk areas, including small reservoirs and geological disaster zones [55].