局地可能超过42℃，陕川渝鄂等地高温将接近或突破历史极值

Group 1 - The article highlights the expectation of sustained high temperatures in regions such as Shaanxi, Sichuan, Chongqing, and Hubei over the next week, with some areas experiencing daily maximum temperatures reaching 40 to 42 degrees Celsius, which may approach or break historical extremes [1] - The Central Meteorological Observatory has issued a yellow warning for high temperatures today (August 3) [1]