Annual Seminar 2025

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Monday, 7 April 2025 Speaker(s)
10:30 – 11:40 Arrival and registration
Gustav-Stresemann-Institut  (GSI)
Europäische Tagungs- und Bildungsstätte Bonn
Langer Grabenweg 68
53175 Bonn-Bad Godesberg
Plenary: Setting the scene

Chair: Magdalena Alonso-Balmaseda, co-chair: Frederic Vitart

11:40 – 11:50 Practicalities
Leonie Beck
11:50 – 12:00 Opening
Florence Rabier (ECMWF)
12:00 – 12:30 On the need to constrain Earth System models using observations
Presentation slides
Video recording
Detlef Stammer (University of Hamburg)
12:30 – 12:45 ECMWF strategy and research directions
Presentation slides
Video recording
Andy Brown (ECMWF)
12:45 – 13:15 Forecasting tools for enhanced Decision making in Eastern Africa
Presentation slides
Video recording
Masilin Gudoshava (ICPAC)
13:15 – 13:45 Advancing Weather and Climate Forecasting for Our Changing World
Presentation slides
Video recording
Gilbert Brunet (Former employee of ECCC/BoM and Met Office)
13:45 – 14:15 Sub-seasonal Prediction: Advances, Challenges and Opportunities
Presentation slides
Video recording
Frederic Vitart (ECMWF)
14:15 – 14:35 Coffee break
Plenary continued
Chair: Antje Weisheimer, co-chair: Linus Magnusson
14:35 – 15:05 ENSO as a meeting point between weather and climate forecasting
Presentation slides
Video recording
Magdalena Alonso Balmaseda (ECMWF)
15:05 – 15:35 Machine learning as game changer in forecasting: an overview of approaches and applications
Presentation slides
Video recording
Matthew Chantry (ECMWF)
Drinks reception
Federal Ministry for Digital and Transport (BMDV)
Robert-Schuman-Platz 1
53175 Bonn
16:00 – 16:30 Welcome drinks
16:30 – 16:35 Opening and welcome by moderator
Steffen Müller (BMDV)
16:35 – 17:00 Welcome speeches
  • Katya Dörner, Mayor of the City of Bonn
  • Gertrud Husch, Director-General for Digital Connectivity at BMDV 
  • Sarah Jones, President DWD
  • Florence Rabier, ECMWF Director-General
17:00 – 18:00 Canapés and drinks

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Tuesday, 8 April 2025 Speaker(s)
07:30 – 08:00 Arrival and registration
Gustav-Stresemann-Institut  (GSI)
Europäische Tagungs- und Bildungsstätte Bonn
Langer Grabenweg 68
53175 Bonn-Bad Godesberg
Theme 1: Evolving models and data assimilation capabilities
Chair: Nils Wedi, co-chair: Tobias Becker
08:00 – 08:30 The future of Earth system modelling
Presentation slides
Video recording
Peter Dueben (ECMWF)
08:30 – 09:00 Advancing km-scale models underpinning the Destination Earth Digital Twins
Presentation slides
Video recording
Benoît Vannière (ECMWF)
09:00 – 09:30 AI for Climate Modeling: Present and Future
Presentation slides
Video recording
Christopher Bretherton (Allen Institute for Artificial Intelligence)
09:30 – 10:00 Coffee break
Theme 1 continued

Chair: Sarah Keeley, co-chair: Xabier Pedruzo

10:00 – 10:30 Ocean heat uptake in the era of eddying ocean models and AI
Presentation slides
Video recording
Alistair Adcroft (Princeton University)
10:30 – 11:00 Improving the monitoring of vegetation and drought by land surface models through the assimilation of satellite data
Presentation slides
Video recording
Jean-Christophe Calvet (Meteo-France)
11:00 – 11:30 Towards Regional High-Resolution Weather Forecasting with Machine Learning
Presentation slides
Video recording
Jørn Kristiansen (MET Norway)
11:30 – 13:30 Lunch and posters
Theme 1 continued

Chair: Massimo Bonavita, co-chair: Katrin Lonitz

13:30 – 14:00 Progress and prospects on coupled data assimilation, for exploitation of interface observations and in support of climate monitoring and weather prediction
Presentation slides
Video recording
Patricia de Rosnay (ECMWF)
14:00 – 14:30 The ERA6 Reanalysis
Presentation slides
Video recording
Bill Bell (ECMWF)
14:30 – 15:00 Group photo and coffee break
Theme 1 continued

Chair: Patricia de Rosnay, co-chair: Paul Poli

15:00 – 15:30 ECMWF’s next ensemble reanalysis system for ocean and sea-ice: ORAS6
Presentation slides
Video recording
Hao Zuo (ECMWF)
15:30 – 16:00 Observations: The Noisy Revolution
Presentation slides
Video recording
Tony McNally (ECMWF)

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Wednesday, 9 April 2025 Speaker(s)
07:30 – 08:00 Arrival and registration
Federal Ministry for Digital and Transport (BMDV)
Robert-Schuman-Platz 1
53175 Bonn
Theme 2: Serving a future society
Chair: Estibaliz Gascon, co-chair: Eduardo Penabad
08:00 – 08:30 Services across time scales and Earth system component – an ECMWF perspective
Presentation slides
Video recording
Matthieu Chevallier (ECMWF)
08:30 – 09:00 Services across time scales and components at MeteoSwiss
Presentation slides
Video recording
Christian M. Grams (Federal Office of Meteorology and Climatology, MeteoSwiss, Zurich-Airport, Switzerland)
09:00 – 09:30 Challenges in transforming traditional weather services to the changing needs of society
Presentation slides
Video recording
Renate Hagedorn (DWD)
09:30 – 10:00 Coffee break
Theme 2 continued

Chair: Anca Brookshaw, co-chair: Sebastian Milinski

10:00 – 10:30 Great potential for S2S applications and services: examples from Europe and Africa
Presentation slides
Video recording
Erik Kolstad (NORCE Norwegian Research Centre)
10:30 – 11:00 Understanding, predicting and communicating high impact weather events across Africa
Presentation slides
Video recording
Linda Hirons (National Centre for Atmospheric Science (NCAS), Department of Meteorology, University of Reading)
11:00 – 11:30 The Destination Earth Digital Twin for Climate Change Adaptation
Presentation slides
Video recording
Sebastian Milinski (ECMWF)
11:30 – 13:00 Lunch and posters
Theme 2 continued

Chair: Carlo Buontempo, co-chair: Chiara Cagnazzo

13:00 – 13:30 Climate services at a national level and its coordination with Copernicus: the example of Germany
Presentation slides
Video recording
Sarah Jones (Deutscher Wetterdienst)
13:30 – 14:00 The evolution of climate services and future challenges
Presentation slides
Video recording
Chris Hewitt (World Meteorological Organization)
14:00 – 14:30 Beyond weather: serving society through CAMS and C3S
Presentation slides
Video recording
Carlo Buontempo (ECMWF)
Laurence Rouil (ECMWF)
14:30 – 15:00 Group photo and coffee break
Theme 2 continued

Chair: Laurence Rouil, co-chair: Richard Engelen

15:00 – 15:30 Protecting public health through addressing air pollution and climate action
Presentation slides
Video recording
Dorota Jarosinska (WHO European Centre for Environment and Health)
15:30 – 16:00 EU clean air policy : opportunities for enhanced cooperation with CAMS
Presentation slides
Video recording
Francois Wakenhut (European Commission)
16:00 – 16:30 Providing environmental knowledge to our future society – the role of the European Environment Agency
Presentation slides
Video recording
Ian Marnane (European Environment Agency)
16:30 – 17:00 The outlines of IPCC AR7, and challenges for physical sciences
Presentation slides
Video recording
Robert Vautard (IPSL)

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Thursday, 10 April 2025 Speaker(s)
07:30 – 08:00 Arrival and registration
Federal Ministry for Digital and Transport (BMDV)
Robert-Schuman-Platz 1
53175 Bonn
Theme 3: Changing sources of predictability across time scales
Chair: Chris Roberts, co-chair: Tim Stockdale
08:00 – 08:30 Perspectives on medium-range predictability – Why does a forecast go wrong?
Presentation slides
Video recording
Linus Magnusson (ECMWF)
08:30 – 09:00 Tropical-extratropical teleconnections: the role of midlatitude synoptic systems
Presentation slides
Video recording
Julian Quinting (Karlsruhe Institute of Technology)
09:00 – 09:30 The role of the stratosphere in extended-range prediction
Presentation slides
Video recording
Daniela Domeisen (University of Lausanne)
09:30 – 10:00 Coffee break
Theme 3 continued

Chair: Steffen Tietsche, co-chair: Matthias Aengenheyster

10:00 – 10:30 The role of the ocean in predictability at different lead times
Presentation slides
Video recording
Chris Roberts (ECWMF)
10:30 – 11:00 Some outcomes of extreme event attribution
Presentation slides
Video recording
Pascal Yiou (LSCE, IPSL, France)
11:00 – 11:30 Frontiers in subseasonal to decadal prediction: A WCRP perspective
Presentation slides
Video recording
Bill Merryfield (ECCC/CCCma)
11:30 – 13:00 Lunch and posters
Theme 3 continued

Chair: Frederic Vitart, co-chair: Bianca Mezzina

13:00 – 13:30 Ensemble forecasting and the representation of uncertainties
Presentation slides
Video recording
Martin Leutbecher (ECMWF)
13:30 – 14:00 Evaluating seasonal forecast improvements over the past two decades
Presentation slides
Video recording
Christopher O'Reilly (University of Reading)
14:00 – 14:30 Machine-learned weather forecasting with AIFS

Virtual presentation


Presentation slides
Video recording
Simon Lang (ECMWF)
14:30 – 15:00 Coffee break
Theme 3 continued

Chair: Mariana Clare, co-chair: Jacob Schloer

15:00 – 15:30 Seasonal forecasts in a changing climate
Presentation slides
Video recording
Antje Weisheimer (ECMWF)
15:30 – 16:00 Tropical Pacific trends in seasonal hindcasts and implications for predictions of the 2020-2022 triple-dip La Niña
Presentation slides
Video recording
Michael Mayer (ECMWF and University of Vienna)
16:00 – 16:30 Making the impact of climate change on weather and environmental extremes more tangible using storylines
Presentation slides
Video recording
Thomas Jung (AWI)
16:30 – 17:00 Understanding and Evaluating Trust in AI forecasts

Virtual presentation


Presentation slides
Video recording
Amy McGovern (University of Oklahoma)

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Friday, 11 April 2025 Speaker(s)
07:30 – 08:00 Arrival and registration
Gustav-Stresemann-Institut  (GSI)
Europäische Tagungs- und Bildungsstätte Bonn
Langer Grabenweg 68
53175 Bonn-Bad Godesberg
Plenary: Scoping the future of forecasting
Chair: Linus Magnusson, co-chair: Daniel Befort
08:00 – 08:30 Seasonal forecasting: models, reanalyses, forcings
Presentation slides
Video recording
Tim Stockdale (ECMWF)
08:30 – 09:00 Production and use of decadal climate predictions
Presentation slides
Video recording
Francisco Doblas-Reyes (BSC)
09:00 – 09:30 Quantifying trends in extreme weather risk using operational ensemble forecasting systems
Presentation slides
Video recording
Myles Allen (University of Oxford)
09:30 – 10:00 Coffee break
Plenary continued

Moderators: Magdalena Balmaseda, Antje Weisheimer

Rapporteur: Frederic Vitart, Linus Magnusson

10:00 – 10:30 Exploring the Limit of Predictability with Machine Learning Models
Presentation slides
Video recording
Greg Hakim (University of Washington)
10:30 – 11:30 Panel discussion

Panellists:

  • Masilin Gudoshava (IPAC) 
  • Angela Benedetti (ECMWF) 
  • Peter Dueben (ECMWF) 
  • Tim Palmer (University of Oxford) 
  • Greg Hakim (University of Washington) 


Video recording