南方新一轮降水无缝衔接 北方首场高温天气持续 外出注意防暑

Summary of Key Points - The first large-scale high-temperature weather in China is expected to peak on May 19-20, with temperatures reaching 37°C to 39°C in many areas [1] - Some regions in Hebei, Henan, and Shaanxi may experience extreme heat exceeding 40°C, prompting public health advisories for heat prevention [1] - Meanwhile, southern regions will continue to experience widespread rainfall, with a new round of precipitation expected to seamlessly follow, raising concerns about secondary disaster risks from overlapping rainfall [1]