Hohenegger, Cathy

Research Interests

• Cloud-resolving numerical modeling, both on climate and weather time scales
• Atmospheric predictability
• Mesoscale orographic flow dynamics

Publications

Hohenegger, C., 2007: Dynamical analysis of atmospheric predictability in cloud-resolving models. PhD thesis , ETH Zurich.

Hohenegger, C., and C. Schär, 2007: Predictability and error growth dynamics in cloud-resolving models. J. Atmos. Sci., 64, 4467-4478.[PDF]

Hohenegger, C., and C. Schär, 2007: Atmospheric predictability at synoptic versus cloud-resolving scales. Bull. Amer. Meteor. Soc., 88, 1783-1793.[PDF]

Hohenegger, C., D. Lüthi, and C. Schär, 2006: Predictability mysteries in cloud-resolving models. Mon. Wea. Rev., 134, 2095-2107.[PDF]

Hohenegger, C., and P. L. Vidale, 2005: Sensitivity of the European climate to aerosol forcing as simulated with a regional climate model. J. Geophys. Res., 110, D06201, doi:10.1029/2004JD005335.[PDF]

Hohenegger, C., and C. Schär, 2005: Sensitivity of perturbation growth to flow characteristics and sampling strategy. Extended abstract, 28th Int. Conf. Alpine Meteorology and the Annual Mesosclae Alpine Programme (MAP) meeting, Zadar, Croatia, May 2005.[PDF]

Hohenegger, C., C. Schär, A. Walser, and D. Lüthi, 2004: Comparison of cloud-resolving ensemble simulations using LM and MC2 simulations. Extended abstract, 11th Conf. on Mountain Meteorology and the Mesoscale Alpine Programme (MAP) meeting, Mt. Washington Valley, USA, Juni 2004.[PDF]

Hohenegger, C., 2003: An Assessment of the Sensitivity of the European Climate on Aerosol Forcing simulated with a Regional Climate Model. Diploma thesis, ETH Zurich.

Hohenegger, C., 2002: Simulation of the Cloud Cover over Europe: A Comparison with Surface-based and Satellite Observations. Semestral thesis, ETH Zurich.

Scientific presentations

Hohenegger C., P. Brockhaus, and C. Schär, 2007: Climate simulation at cloud-resoving scales: First results. ALPS-Climate workshop, Zurich, Switzerland, November 29, 2007.

Hohenegger C., D. Lüthi and C. Schär, 2007: Dynamical analysis of atmospheric predictability in cloud-resolving models. Alpine Summer School on Convection, Valsavarenche, Italy, June 26, 2007.

Hohenegger C., A. Walser, and C. Schär, 2007: Cloud-resolving ensemble simulations of the August 2005 flood. 29th International Conference on Alpine Meteorology ICAM, Chambéry, France, June 8, 2007.

Hohenegger, C., and C. Schär, 2007: Predictability of high-resolution QPF. COSMO-Workshop, Zurich, Switzerland, May 24, 2007.

Hohenegger, C., and C. Schär, 2007: Cloud-resolving ensemble simulations of the August 2005 Alpine flood. General Assembly of the European Geosciences Union (EGU), Vienna, Austria, April 19, 2007.

Hohenegger, C., D. Lüthi, and C. Schär, 2006: Cloud-resolving models: the linearity trap. General Assembly of the European Geosciences Union (EGU), Vienna, Austria, April 3, 2006.

Hohenegger, C., D. Lüthi, and C. Schär, 2005: Predictability in high-resolution numerical weather prediction models. Invited talk. Forschungskolloquium der MeteoSchweiz, Zurich, November 10, 2005.

Hohenegger, C., D. Lüthi, and C. Schär, 2005: Error growth in cloud-resolving models. 6th International SRNWP-Workshop on Non-Hydrostatic Modelling, Bad Orb, Germany, November 1, 2005.

Hohenegger, C., and C. Schär, 2005: Sensitivity of perturbation growth to flow characteristics and sampling strategy. 28th Int. Conf. Alpine Meteorology and the Annual Mesoscale Alpine Programme (MAP) meeting, Zadar, Croatia, May 26, 2005.

Hohenegger, C., and C. Schär, 2005: Dynamics of error growth and propagation in cloud-resolving models. General Assembly of the European Geosciences Union (EGU), Vienna, Austria, April 26, 2005.

Hohenegger, C., C. Schär, A. Walser, and D. Lüthi, 2004: Comparison of cloud-resolving ensemble simulations using LM and MC2 simulations. 11th Conf. on Mountain Meteorology and the Annual Mesoscale Alpine Program (MAP) meeting, Mt. Washington Valley, NH, June 25, 2004.

Hohenegger, C., D. Lüthi, and C. Schär, 2004:Predictability limitations on a meso-gamma-scale, LM-User Workshop, Langen, Germany, March 8, 2004.