Group 1 - The northern regions will continue to experience a rainy pattern, with strong convective weather expected in parts of North China, Huanghuai, and Northeast China [2][3][4] - Typhoon "Jianyu" is approaching, leading to intensified rainfall in Hainan, with heavy to torrential rain forecasted in the central and southern parts of the island [4][6] - The Central Meteorological Administration predicts that areas such as Hainan Island, southwestern Guangdong, southern Guangxi, and parts of Sichuan will experience heavy rain, with some regions facing extreme rainfall [4][6] Group 2 - The high temperature in the northern regions is expected to decrease, providing some relief from the heat, particularly in Liaoning, Hebei, Beijing, Tianjin, Henan, and Shandong [7][8] - However, the Sichuan Basin to the Yangtze River Delta will continue to experience persistent high temperatures, especially in cities like Hangzhou, Shanghai, and Nanchang, where temperatures are expected to remain above 39°C [8]

Group 1 - Northern China is experiencing a series of heavy rainfall events, particularly in regions such as Inner Mongolia, North China, and Northeast China, with some areas facing severe thunderstorms and heavy downpours [2][6] - The Central Meteorological Administration forecasts that the rainfall in North China and Northeast regions will be significantly above the normal levels for this time of year, with multiple rounds of rain expected throughout the week [2][3] - The high temperatures in the Huanghuai to Jiangnan regions are expected to persist, with some areas experiencing temperatures reaching 38 to 40 degrees Celsius, and humidity levels contributing to a feeling of discomfort [7] Group 2 - The ongoing heavy rainfall poses risks of geological disasters such as flash floods and mudslides, prompting public advisories to avoid mountainous and river valley areas [6] - The high-temperature conditions are expected to lead to prolonged heat stress, with recommendations for the public to stay indoors and maintain hydration [7]