Articles | Volume 20, issue 12
https://doi.org/10.5194/hess-20-4731-2016
https://doi.org/10.5194/hess-20-4731-2016
Research article
 | 
30 Nov 2016
Research article |  | 30 Nov 2016

Using rainfall thresholds and ensemble precipitation forecasts to issue and improve urban inundation alerts

Tsun-Hua Yang, Gong-Do Hwang, Chin-Cheng Tsai, and Jui-Yi Ho

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Revised manuscript not accepted
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Cited articles

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Short summary
Taiwan continues to suffer from floods. This study proposes the integration of rainfall thresholds and ensemble precipitation forecasts to provide probabilistic urban inundation forecasts. Utilization of ensemble precipitation forecasts can extend forecast lead times to 72 h, preceding peak flows and allowing response agencies to take necessary preparatory measures. This study also develops a hybrid of real-time observation and rainfall forecasts to improve the first 24 h inundation forecasts.