In December 2019 severe weather events in South-Western Europe caused severe floods and consequently damages. The EFAS detailed assessment report focuses on this event in three river basins in Spain. The report is targeted on the situation in the Spanish Minho, Douro and Ebro basins for the event in December 2019. The detailed assessment aims to provide a thorough understanding of the EFAS forecasts in terms of accuracy, timely availability, and effective communication of the forecasts. In addition to the hydrological forecasting skill, the report provides information about the hydrological model performance over the regions of interest, meteorological forecasts and antecedent conditions (i.e. soil moisture). The flood and flash flood generation drivers are stated for each region together with the number of EFAS notifications sent to the partners. Overall, this assessment allows to evaluate of the accuracy of the EFAS forecasts and affiliated notifications, with the aim of shaping suggestions for further service evolutions.
The assessment report is a combined product of the EFAS Hydrological Data Collection Centre and the EFAS Dissemination Centre.