Evaluation of flood-producing rainfall nowcasting based on radar extrapolation with the variational optical flow method in the Yangtze River Basin in 2020

By using network radar, national gridded real-time observation datasets and the hourly precipitation observation data at the automatic weather stations in the Yangtze River Basin, the radar extrapolation precipitation forecast product of the Yangtze River Basin based on the variational optical flow...

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Bibliographic Details
Main Authors: Gang TIAN, Lianghua CHEN, Fan WEI, Hongmei XIONG
Format: Article
Language:zho
Published: Editorial Office of Torrential Rain and Disasters 2021-06-01
Series:暴雨灾害
Subjects:
Online Access:http://www.byzh.org.cn/cn/article/doi/10.3969/j.issn.1004-9045.2021.03.010