| 威海市雷暴特征分析 |
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| 引用本文： | 宫翠凤,姜中民,杨海燕,周 丹.威海市雷暴特征分析[J].气象与环境科学,2010,33(3):48-51. |
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| 作者姓名： | 宫翠凤 姜中民 杨海燕 周 丹 |
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| 作者单位： | 威海市气象局,山东,威海,264200 |
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| 摘 要： | 利用1971-2007年威海市气象观测月报表和1998-2007年山东省闪电定位监测网提供的闪电资料,对威海市雷暴分布特征及成因进行了分析。结果表明:威海市雷暴天气空间分布特征为雷暴的多发区集中在西部,并由中间的内陆地区向两侧的沿海地区减少;威海雷暴季节性变化明显,一年四季均有雷暴发生,但主要集中分布在5-9月,其中7月最严重;威海雷暴发生在午后至傍晚的最多,早上相对较少,雷电活动的峰值发生在14-20时,雷电的强盛期都出现在下午。
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| 关 键 词： | 雷暴 时空分布 频次变化 |
Analysis of Thunderstorm Characteristic in Weihai |
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| Gong Cuifeng,Jiang Zhongmin,Yang Haiyan,Zhou Dan.Analysis of Thunderstorm Characteristic in Weihai[J].Meteorological and Environmental Sciences,2010,33(3):48-51. |
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| Authors: | Gong Cuifeng Jiang Zhongmin Yang Haiyan Zhou Dan |
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| Institution: | Weihai Meteorological Office, Weihai 264200, China |
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| Abstract: | Using the meteorological observation data during 1971-2007 of Weihai monthly report form and lightning data during 1998-2007 coming from lightning location monitoring network, the distribution characteristic of Weihai thunderstorm and cause were analyzed. The results show the thunderstorm-prone areas are concentrated in the west, and the thunderstorms are decreasing from the inland areas to coastal areas. The thunderstorms seasonal change is evident, there are thunderstorms throughout the year, but mainly distribute in May to September, which is most serious in July. More thunderstorms occur in the afternoon and evening, and less in the morning. The lightning peak value appears during 14:00 to 20:00, especially in the afternoon. |
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| Keywords: | thunderstorm temporal and spatial distribution frequency changes |
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