The Karlsruhe Institute of Technology (Institute of Meteorology and Climate Research), the Mobiliar Lab for Natural Risks and the Oeschger Centre for Climate Change Research at the University of Bern, together with the weather services MeteoSwiss and the German Weather Service (DWD), are organising a three-day international workshop. The workshop brings together scientists and experts from the fields of atmospheric research, weather services, insurance, economics and agriculture to exchange information on the current state of hail research, to discuss existing deficits and possible solutions in hail modelling and analysis, to promote new collaborations and to strengthen international cooperation.