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今年入汛不久,淮河水系大部分地区连降大到暴雨,出现了淮河流域历史同期最大洪水。一、雨情受黄淮切变线和西南低涡云团及增强的西太平洋副热带高压边缘西南暖湿气流的共同影响。6月12～14日,淮河水系大部地区连降大到暴雨,局部地区出现特大暴雨,淮河水系平均雨量为135毫米。降雨主要集中在12、13日两天。本次降雨,洪汝河和沙颍河中下游,沿淮及淮河以南和苏北里下河地区,降雨在100毫米以上,其中洪汝河中下游,沙颍河下游及淮河中游沿淮地区降雨在200毫米以上,300毫
Shortly after entering the flood season this year, most areas of the Huaihe River dropped even to heavy rains, with the largest flood in the same period of history in the Huaihe River Basin. First, the rain conditions are affected by the combination of the Huanghuai shear line and the southwest low-vortex clouds and the enhanced southwest warm-humid flow at the edge of the western Pacific subtropical high. From June 12 to June 14, most of the Huaihe River water system went down to heavy rains, with heavy rainfall in some areas. The average rainfall of the Huaihe River water system was 135 mm. Rainfall is mainly concentrated on the 12th and 13th for two days. The rainfall, the Hongru River and the middle and lower reaches of the Shaying River, south of the Huaihe River and the Huaihe River and Lixia River in the northern part of Jiangsu Province, rainfall above 100 mm, of which the middle and lower reaches of the Hongru River, Shayinghe and Huaihe River in the Huaihe River rainfall in the middle reaches of 200 Mm above, 300 milliliters