一、辽南“八一·七”暴雨洪水慨况1981年7月下旬,8号台风在浙江登陆后减弱成热带低气压北上,进入我省后受到在朝鲜到日本一带的“高压坝”的阻挡.这时从极地南下的强冷空气东移进入我省辽南地区,与南来的热带低气压相遇,加上老帽山地形的辐会抬升作用,形成了辽南“八一·七”特大暴雨. First, the “August 1” storm in Liaoning Province In late July 1981, Typhoon No. 8 weakened into a tropical depression northward after landing in Zhejiang Province. After entering the province, the Typhoon Typhoon No. 8 was subjected to the “high-pressure dam” in the North Korea to Japan. When the strong cold air southward from the south of the polar area moved eastward into the southern part of Liaoning Province and met with the tropical depression of the south and the uplift of the summit of the Laohomo Mountain terrain to form the “ ”Heavy rain.