山西不同历时强降水的统计特征及趋势变化
苗爱梅,王洪霞,武捷

Statistical Characteristics and Trend Change of Different Duration Short-Duration Heavy Rainfall in Shanxi Province
Aimei MIAO,Hongxia WANG,Jie WU
表2 1981 -2018年各月不同历时强降水出现次数
Table 2 The number of heavy rainfall occurrences in different periods from 1981 to 2018
类别5 -9月短历时强降水出现平均站次数/次总站次 /次
5月6月7月8月9月
1 h降水量≥20 mm2.9212.3247.6334.424.923886
3 h降水量≥30 mm2.959.7944.1831.264.263516
6 h降水量≥50 mm0.762.2116.5011.451.261223
12 h降水量≥50 mm2.425.3232.9223.114.612603