POSSIBLE RELATIONSHIP BETWEEN ENSO AND BLOCKING IN KEY REGIONS OF EURASIA |
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Authors: | LI Yan JIN Rong-hua WANG Shi-gong |
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Affiliation: | 1. Key Laboratory of Semi-Arid Climate Change of Ministry of Education, College of Atmospheric Sciences, Lanzhou University, Lanzhou 730000 China 2. National Meteorological Center, Beijing 100081 China |
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Abstract: | Using reanalysis data provided by the U.S.National Centers for Environmental Prediction/National Center for Atmospheric Research,the potential relationship between the El Ni?o-Southern Oscillation (ENSO) cycle and blocking highs in three key regions of Eurasia (Ural,Baikal,and Okhotsk) from 1950 to 2008 is analyzed.Composite analysis of 500 hPa geopotential height field during different stages of ENSO reveals that in the winters of El Ni?o (EN) years,there is significant negative anomaly of geopotential hei... |
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Keywords: | blocking highs ENSO relation composite analysis |
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