10市43站最高温达到或突破历史极值 山东未来十天将持续高温

Core Viewpoint - Shandong province is experiencing an unprecedented heatwave, with temperatures breaking historical records and expected to persist for an extended period due to the influence of subtropical high pressure [1][5][4]. Summary by Sections Weather Conditions - As of July 11, Shandong has been under a high-temperature orange alert for 10 consecutive days, with temperatures reaching 37-39°C across many areas [1][2]. - The highest recorded temperature was 40.4°C in Dezhou, with 56 out of 123 national meteorological observation stations reporting temperatures above 35°C [2][3]. Historical Context - The average temperature in Shandong from July 1-10, 2025, was 30.5°C, which is 4.1°C higher than the historical average of 26.4°C, marking the highest value since 1951 [5]. - Multiple cities, including Qingdao and Weifang, have broken historical temperature records for July, with Qingdao's average temperature reaching 27.9°C, surpassing the previous record by 4.3°C [5][6]. Causes of Heatwave - The ongoing heatwave is attributed to the northward movement of the subtropical high pressure, which has led to a lack of rainfall and increased temperatures [4][5]. - The meteorological conditions have resulted in a "wet heat" phenomenon, characterized by high humidity and elevated temperatures, making the heat feel more intense [4].