| 淮河流域秋季干旱少雨的成因分析 |
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| 引用本文： | 王秀文,李峰,阿布力米提·司马义.淮河流域秋季干旱少雨的成因分析[J].气象,2002,28(10):50-52. |
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| 作者姓名： | 王秀文 李峰 阿布力米提·司马义 |
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| 作者单位： | 1. 国家气象中心,北京,100081
2. 新疆克州气象局 |
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| 摘 要： | 分析2001年9、10月份淮河流域严重干旱的大尺度环流形势背景，并与历年出现的旱、涝年份的500hPa环流特征进行了对比分析。结果表明，副热带高压持续偏北偏强，西脊点异常偏西是淮河流域干旱少雨的主要原因。
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| 关 键 词： | 秋季 干旱 淮河流域 环流特征 副热带高压 降水 |
Analysis of Causes of Huaihe River Basin Drought in Autumn |
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| Abstract: | The large scale circulation of Huaihe river basin drought event in the autumn of 2001 is analyzed, and further,the circulation features at 500hPa in flood/drought years are comparatively studied.It is shown that the west Pacific subtropical high is located more north,and its west ridge and stretches more west than the mean, which are main causes of Huaihe basin drought event in the autumn,2001. |
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| Keywords: | Huaihe river basin\ autumn drought\ circulation feature\ subtropical high |
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