Oeschger Centre for Climate Change Research (OCCR)

Past Conferences

Presentations

Session 1: Convection and hail in a changing climate

Keynote – Modelling the large hail hazard in the past, present, near and far future Pieter Groenemeijer, European Severe Storms Laboratory (ESSL), Germany	PDF Podcast
Keynote – Are meteorological conditions that favor hail precipitation changing in southern Europe? Analysis of the period 1948–2015 Jose Luis Sanchez, University of Leon, Spain	PDF Podcast
Keynote – Hail occurrence under anthropogenic climate change Jeff Trapp, University of Illinois, USA	- Podcast
A Historical Analysis of Severe Hail Outbreaks over the CONUS Emily Schlie, University of Illinois, USA	PDF Podcast
Decreasing trend in severe weather occurrence over China during the past 50 years Qinghong Zhang, School of Physics Peking University, China	PDF Podcast

Session 2: Hail damage and hail damage prevention

Keynote – Incorporating distributions of insurance loss data into a stochastic hail loss model Stefan Ritz, Tokio Millennium Re AG, Switzerland	PDF Podcast
A catastrophe model of extreme hail events over Europe based on lightning observations Symeon Koumoutsaris, Guy Carpenter, United Kingdom	PDF Podcast
Crop hail damage assessment based on radar and drone integrated technologies Satyanarayana Tani, Graz University of Technology, Austria	- -
Limitations and advantages of using a near real-time algorithm for interpolating hail size combining weather radar and surface observations Tomeu Rigo, Servei Meteorologic de Catalunya, Spain	PDF Podcast
Hailstorms in the southern Brazil Jorge Martins, Federal University of Technology - Paraná, Brazil	PDF Podcast

Session 3: Local probabilities and long-term statistics of hail

Keynote – Hail frequency in Europe Heinz Jürgen Punge, Karlsruhe Institute of Technology, Germany	PDF Podcast
Hail Size: What We Know Around the World John Allen, Central Michigan University, USA	PDF Podcast
Long-term variability of the hail potential in Europe and potential drivers David Piper, Karlsruhe Institute of Technology, Germany	PDF Podcast
Environmental proxies for hail in northern Switzerland - interannual variability and links to local and global circulation Olivia Martius, University of Bern, Switzerland	PDF Podcast
Significant-hail producing thunderstorms in Finland: Synoptic environment Jenni Rauhala, Finnish Meteorological Institute, Finland	PDF Podcast
The life-cycle of hail storms: lightning, radar reflectivity and rotation characteristics Kathrin Wapler, German Weather Service, Germany	PDF -
Moderate and severe hailfalls in France : Average Recurrence Intervals and recent evolution Claude Berthet, ANELFA, France	PDF Podcast
Hail frequency in central Europe estimated from radar data and the relation to orographic and atmospheric characteristics Michael Kunz, Karlsruhe Institute of Technology, Germany	PDF Podcast
Tracking hailswaths on radar data between 2002 and 2016: a new perspective for climatological studies of hail in the Alps Luca Nisi, University of Bern, Switzerland	PDF Podcast
Hail hazards in Switzerland with return periods of up to 300 years René Cattin, Meteotest, Switzerland	PDF Podcast

Session 4: Microphysics and dynamics of hail storms: observations and modelling

Keynote – On the Mass, Terminal Velocity and Kinetic Energy of Natural Hailstones from Field Observations and Laboratory Experiments Andrew Heymsfield, National Center for Atmospheric Research, USA	PDF Podcast
Keynote – Development, Application, and Evaluation of a One-Dimensional Hail Growth Model with WRF Rebecca Adams-Selin, Atmospheric and Environmental Research, USA	PDF Podcast
Summertime hailstorms over Switzerland in 2012 -2015 in convection-permitting WRF simulations: assessment of modeling performance Andrey Martynov, University of Bern, Switzerland	PDF Podcast
Keynote – Observations of orographic mixed-phase clouds Ulrike Lohmann, ETH Zurich, Switzerland	PDF Podcast
Aerosol effects on hail storms - large sensitivities and large uncertainties Andrew Barrett, Karlsruhe Institute of Technology, Germany	PDF Podcast
Characteristics of lightning activity during hailstorms Nataša Strelec Mahović, Meteorological and Hydrological Service, Croatia	PDF Podcast

Session 5: Nowcasting and forecasting of hail (including case studies)

Keynote – A new era of hail monitoring, forecasting and climatology in Switzerland Urs Germann, MeteoSwiss, Switzerland	PDF Podcast
Ensemble-based storm-scale analysis and prediction of deep convection: The 27 May 2016 hail storms over Southern Germany Axel Seifert, German Weather Service, Germany	PDF Podcast
Analysis of the 4 July 2007 large hailstorm in NE Italy Agostino Manzato, OSMER - ARPA FVG, Italy	PDF Podcast
6 June 2015 - Multi-data Analysis of a Severe Hail Cell in Central Switzerland Simona Trefalt, University of Bern, Switzerland	PDF Podcast
First results of the 2016 Operational Campaign using the Lightning Jump algorithm as a nowcaster of Severe Weather in Catalonia Carme Farnell, Servei Meteorologic de Catalunya, Spain	PDF Podcast
The exceptional hailstorm over the Gulf of Naples on 5 September 2015: observational analysis and role of the GPM Core Observatory Anna Cinzia Marra, Italian National Research Council, Italy	PDF Podcast
Hail detection by means of a polarimetric hydrometeor classification algorithm Jordi Figueras i Ventura, MeteoSwiss, Switzerland	PDF Podcast
Hail nowcast exploiting radar and satellite observations Ulrich Hamann, MeteoSwiss, Switzerland	PDF Podcast
Hail nowcasting combining different radar and lightning tools Tomeu Rigo, Servei Meteorologic de Catalunya, Spain	PDF Podcast
Hail protection - simply automatic Klaus Knüpffer, Meteo Service Weather Research GmbH, Germany	PDF Podcast
Hailstorm evidence from smart-phone users: crowd-sourced hail size data over Switzerland Pascal-Andreas Noti, University of Bern, Switzerland	PDF Podcast