台风“摩羯”路径转折预报和诊断分析
于慧珍1,2(), 马艳1,2(), 韩旭卿3, 时晓曚1,2
Forecast and diagnosis analysis of the turning of Typhoon Yagi track
YU Huizhen1,2(), MA Yan1,2(), HAN Xuqing3, SHI Xiaomeng1,2

图2. 2018年8月13日08:00至14日20:00逐6 h台风路径观测结果(红色点线)及ECMWF集合预报结果(黑色点线为非转折路径,蓝色点线为转折路径)(a、b、c),8月13日20:00至14日20:00 24 h累计降水量大于50 mm的ECMWF集合预报概率(彩色填色区)(d、e、f)
(a、d)12日08:00起报,(b、e)12日20:00起报,(c、f)13日08:00起报(绿色等值线表示实况24 h累积降水量等于50 mm)

Fig.2. The observation result (red dots and line) and ECMWF ensemble forecast result (black dots and lines are the non-steering track, and the blue dots and lines are the turn track) of typhoon tracks at 6 h interval from 08:00 BST 13 to 20:00 BST 14 August 2018(a, b, c) and ECMWF ensemble forecast probability (color shaded areas) of the 24 h accumulated precipitation larger than 50 mm (d, e, f) from 20:00 BST 13 to 20:00 BST 14 August 2018(a, d) forecasted initiated from 08:00 BST 12, (b, e) forecasted initiated from 20:00 BST 12,(c, f) forecasted initiated from 08:00 BST 13
(The green contour denotes the observed 24 h accumulated precipitation equal to 50 mm)