摘要
利用阳信县1971—2005年雷暴观测资料,统计分析了阳信县雷暴天气的气候特征,结果表明:阳信县雷暴日的年际变化大;季节性明显,主要集中在夏季(6—8月);雷暴初日最早出现在3月中旬,终日最晚出现在10月底,雷暴期呈逐年代缩短趋势。
According to the observational data in Yangxin County during 1971--2005, the climate characteristics of thunderstorm weather in Yangxin County were analyzed. The results showed that days of annual thunderstorm changed obviously and had distinct seasonal characteristics. It happened mostly in summer （Jun.-Aug.）. The earliest day of the first thunderstorms occurred in mid-Mar., and the latest day of the last thunderstorms occurred in late-Oct, and the average period of thunderstorms declined deeadally.
出处
《沙漠与绿洲气象》
2009年第6期37-39,共3页
Desert and Oasis Meteorology
关键词
雷暴
气候特征
阳信
thunderstorms
elimate characteristic
Yangxin County
