基于ERA5降水数据的精细化干旱指数在黄河中上游地区的适用性评估

尹喆, 颜鹏程, 左冬冬, 李淑萍

Assessment of applicability of a refined drought index based on ERA5 precipitation data for the middle and upper reaches of the Yellow River

YIN Zhe, YAN Pengcheng, ZUO Dongdong, LI Shuping

表2 气象干旱综合指数干旱等级划分

Tab.2 The classification standards of drought grades based on MCI

MCI数值范围 干旱等级 MCI>-0.5 无旱 -1.0<MCI≤-0.5 轻度干旱 -1.5<MCI≤-1.0 中度干旱 -2.0<MCI≤-1.5 重度干旱 MCI≤-2.0 极度干旱