贵阳机场近10年雷暴气候特征分析

Analysis of Thunderstorm Features at Gui-yang Airport in Recent 10 Years

摘要: 本文利用2008~2017年的机场气象观测数据统计分析了贵阳机场雷暴的气候特征。贵阳龙洞堡机场的雷暴具有鲜明的地方性特点：1) 机场全年(除12月)均可能出现雷暴，但主要集中在夏季，冬季很少有雷暴，年际变化明显。2) 雷暴年平均日数为39天，最多年雷暴日数为60天，最少年雷暴日数为25天。3) 机场年最多雷暴日数5~8月最多，其中6月最多，12月最少，为0天。4) 2008~2017年，机场最早的初雷日为2016年1月4日，最晚终雷日为2011年11月30日。5) 雷暴出现最多的时段是13~22时(世界时)，01~06时(世界时)为雷暴较少时段。6) 贵阳龙洞堡机场雷暴的持续时数以0~1小时居多。

Abstract: This article analyzes the climatic characteristics of thunderstorms at Guiyang Airport using the airport meteorological observation data from 2008 to 2017. The thunderstorms have distinct local characteristics at Guiyang Longdongbao Airport: 1) Thunderstorms may occur throughout the year (except December), but they are mainly concentrated in summer, and there are few thunderstorms in winter, and the interannual change is obvious. 2) The average annual number of thunderstorms is 39 days, the maximum number of annual thunderstorm days is 60 days, and the minimum annual number of thunderstorm days is 25 days. 3) The airport has the most thunderstorm days in May - August, with the most in June and the least in December, with 0 day. 4) From 2008 to 2017, the earliest initial thunder date at the airport was January 4, 2016, and the latest final thunder date was November 30, 2011. 5) The most frequent time period for thunderstorms is 13 - 22 hours (world time), and 01 - 06 hours (world time) is the period when thunderstorms are rare. 6) The duration of thunderstorms is mostly 0 - 1 hour at Guiyang Longdongbao Airport.