河南中南部局部气温可能达到或突破历史同期极值

Group 1 - The core viewpoint of the articles highlights the upcoming extreme high-temperature weather in Henan Province, with temperatures expected to exceed 37°C from July 13 to 20, peaking between July 14 and 16, where some areas may reach above 40°C and even 42°C [1] - The prolonged high temperatures are attributed to the control of the region by the Western Pacific subtropical high, leading to clear skies and significant solar radiation, as well as the presence of descending air currents causing warming effects [1] - The high-temperature weather poses health risks, increasing the likelihood of heatstroke and acute episodes of chronic diseases, prompting recommendations for the public to avoid outdoor activities during peak heat times [1] Group 2 - Current high temperatures are impacting autumn crops primarily through soil moisture loss and crop growth, with most surface soil conditions being suitable, although some areas are experiencing moisture deficits [2] - The suitable soil conditions may mitigate the effects of high temperatures on crops in their seedling stage, while areas with moisture deficits may experience leaf scorching due to excessive heat [2]