Experts analyzed the weather characteristics of this flood season

22-07-2013 Source:China Meteorological News Press

Recently, experts of National Climate Center analyzed the weather characteristics of this flood season. From June 1 to July 15, China saw many rainstorms with high intensity, and the precipitation reached the highest level in recent five years. Due to the extreme precipitation, floods and geological disasters were more serious. In addition, the number of typhoon was more than the long term average, and the landing time was earlier.


Since the flood season, the precipitation in most areas of North China, eastern and central-western Northwest China, central-northern Northeast China, western Sichuan Basin, western and northeastern Inner Mongolia was 20%-100%, 1-2 times more than the same period of normal years. Meanwhile, the precipitation in most areas of South China was less than the normal years.


During the flood season, there were ten times of large-scale and regional severe rainfall in China, covering the Yangtze-Huaihe Valley, the Yellow-Huaihe Valley, the Yangtze-Hanshui Valley, South of Yangtze River, South China, southeastern Northwest China, and eastern Southwest China, with 31 provinces being affected.


Up to now, there are 7 tropical storms developed in northwestern Pacific Ocean and South China Sea, the number of which was 1.8 more than the annual average. Three tropical storms landed on China’s coastal areas, more than the long term average.


Moreover, the national average temperature was 21.3℃, 0.7℃ higher than the normal average. The number of days of national average high temperature was 5.8, the highest level in recent seven years. (Jul. 22)

 

Editor Shi Long





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