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中国沙漠 ›› 2008, Vol. 28 ›› Issue (5): 980-985.

• 天气与气候 • 上一篇    下一篇

陕西春季沙尘暴预测方法分析

雷向杰; 黄祖英; 蔡新玲; 田武文; 胡春娟   

  1. 陕西省气候中心, 陕西 西安 710015
  • 收稿日期:2007-10-01 修回日期:2008-02-25 出版日期:2008-09-20 发布日期:2008-09-20

Analyses on Prediction Method of Spring Sandstorms in Shannxi Province

LEI Xiang-jie; HUANG Zu-ying; CAI Xin-ling; TIAN Wu-wen; HU Chun-juan

  

  1. Shannxi Climate Centre, Xi’an 710015, China
  • Received:2007-10-01 Revised:2008-02-25 Online:2008-09-20 Published:2008-09-20

摘要:

分析了陕西春季沙尘暴的变化趋势、突变和突变的可能原因以及影响陕西春季沙尘暴的环流特征量和其他要素;提出了预报思路,建立了预测概念模型和回归统计模型及其相应的业务流程,在春季沙尘暴趋势预测业务中应用,连续3 a预测结论正确。

关键词: 沙尘暴, 基本特征, 环流特征, 预测方法, 陕西

Abstract:

The paper analyzed the temporal change trend, abrupt change and abrupt change reason of sandstorms occurring in spring in Shannxi Province, also analyzed the circulation characters and other factors effecting spring sandstorms in Shannxi Province. Then the prediction method was suggested, and the conceptual and regression models were established. The method was proved to be effective after continuously 3-year predicting practice applying with the models.

Key words: sandstorm, elementary characters, circulation characters, prediction method, Shaanxi Province

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