基于数值预报与雷达外推预报融合方法的降水回波短临预报试验研究

王俊超, 王志斌, 赖安伟, 肖艳姣, 王珏

Experimental study on short-term and impending prediction of precipitation echo based on blending method of numerical prediction and radar extrapolation prediction

WANG Junchao, WANG Zhibin, LAI Anwei, XIAO Yanjiao, WANG Jue

图8 4次降水过程不同尺度3种方法0~1 h降水回波预报的平均ETS评分随阈值变化 （a）0.01°× 0.01°,（b） 0.02°× 0.02°,（c） 0.04°× 0.04°,（d）0.08°× 0.08°

Fig.8 The change of average ETS scores of 0-1 h precipitation echo forecast by three methods for different scales with thresholds for four precipitation processes （a）0.01°× 0.01°,（b）0.02°× 0.02°,（c）0.04°× 0.04°,（d）0.08°× 0.08°