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Dr. Käthi Liechti



scientific staff member


Mountain Hydrology and Mass Movements

Hydrological Forecasts


Swiss Federal Research Institute WSL
Zürcherstrasse 111
8903 Birmensdorf


Birmensdorf Bi LG D 03


Research Interests

  • Flash-flood and flood early warning systems
  • Operational forecasting systems
  • Forecast communication
  • Weather radar and hydrology
  • Hydrological extreme events
  • Probabilistic forecast analysis


Liechti, K., Panziera, L., Germann, U., and Zappa, M.: Flash-flood early warning using weather radar data: from nowcasting to forecasting, Hydrol. Earth Syst. Sci. Discuss., 10, 1289-1331, 10.5194/hessd-10-1289-2013, 2013.

Liechti, K., Zappa, M., Fundel, F., and Germann, U.: Probabilistic evaluation of ensemble discharge nowcasts in two nested Alpine basins prone to flash floods, Hydrological Processes, 27, 5-17, 10.1002/hyp.9458, 2013.

Liechti, K., Fundel, F., Germann, U., and Zappa, M.: Flood nowcasting in the Southern Swiss Alps using radar ensemble; In Weather Radar and Hydrology, Moore RJ, Cole SJ, Illingworth AJ eds). Red Book: Exeter, UK, 351, 2012.

Rossa, A., Liechti, K., Zappa, M., Bruen, M., Germann, U., Haase, G., Keil, C., and Krahe, P.: The COST 731 Action: A review on uncertainty propagation in advanced hydro-meteorological forecast systems, Atmospheric Research, 100, 150-167, DOI: 10.1016/j.atmosres.2010.11.016, 2011.

Salvetti, A., Zappa, M., Liechti, K.: Previsione delle piene improvvise nei piccoli bacini. In: Barbero S. (Ed.). La difesa dalle alluvioni nel territorio alpino (Report conclusivo del progetto FLORA). ISBN 978-88-7479-110-1. pp 63-87, 2012.

Zappa, M., Jaun, S., Badoux, A., Schwanbeck, J., Addor, N., Liechti, K., Roeser, I., Walser, A., Viviroli, D., Vogt, S., Gerber, M., Trösch, J., Weingartner, R., Oplatka, M., Bezzola, G.R., Rhyner, J.: IFKIS-Hydro Sihl: Ein operationelles Hochwasser­vorhersage­system für die Stadt Zürich und das Sihltal. Wasser, Energie, Luft, Heft 3/2010: S. 238-248, 2010.


04/2009 – 12/2012 Ph.D. at the Swiss Federal Institute for Forest, Snow and Landscape Research (WSL) and the Department of Geography of the University of Zurich (Switzerland).
Title: Uncertainty Propagation in Operational Flash Flood Forecasting Systems.
10/2003 – 11/2008 Master studies in Geography at the University of Zurich. Specialisation: Physical Geography, Remote Sensing and Geographic Information Sciences.