ECMWF at the EGU General Assembly 2025

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EGU flags in background. Text: "27 April - 2 May 2025. ECMWF at EGU General Assembly"

Image: EGU Flags, Kai Boggild, distributed via imaggeo.egu.eu, CC BY 3.0; EGU logo ©EGU, CC BY-ND 4.0

ECMWF is taking part in this year’s European Geosciences Union (EGU) General Assembly, from 27 April to 2 May, in Vienna (Austria) and online. The event will be an opportunity to discuss our work with scientists from across the world. Our staff are participating in a broad range of sessions, covering topics such as our Artificial Intelligence Forecasting System (AIFS), flood forecasting and tools for urban resilience.

Details of the sessions we are involved in are listed below.

Monday 28 April

OS1.10 – Oral: Representing waves in ECMWF’s data-based forecasting system AIFS

Sara Hahner

8:45 to 8:55 CEST / 7:45 to 7:55 BST

Room L2

Abstract: Representing waves in ECMWF’s data-based forecasting system AIFS
AS1.1 – Oral: Anemoi: A new collaborative framework for data-driven weather forecasting

Ana Prieto Nemesio

8:55 to 9:05 CEST / 7:55 to 8:05 BST

Room F2

Abstract: Anemoi: A new collaborative framework for data-driven weather forecasting

AS1.1 – Oral: The AIFS: ECMWF’s data-driven weather forecasting system (Highlight)

Sara Hahner and the AIFS team

9:55 to 10:15 CEST / 8:55 to 9:15 BST

Room F2

Abstract: The AIFS: ECMWF’s data-driven weather forecasting system

ESSI1.9 – Poster: Unsupervised change detection using Sentinel-1 and Sentinel-2 imagery with the Clay Foundation Model: a case study of flood-affected areas in Valencia Spain

Mohanad Albughdadi

10:45 to 12:30 CEST / 09:45 to 11:30 BST

Hall X4, X4.55

Abstract: Unsupervised change detection using Sentinel-1 and Sentinel-2 imagery with the Clay Foundation Model: a case study of flood-affected areas in Valencia Spain   

HS2.4.7 – PICO: Modernizing flood forecast data access with the CEMS Early Warning Data Store (EWDS)

Mohamed Azhar

10:57 to 10:59 CEST / 9:57 to 9:59 BST

PICO spot A, PICOA.3

Abstract: Modernizing flood forecast data access with the CEMS Early Warning Data Store (EWDS)

ESSI1.6 – Session: Machine learning and digital twins for Earth system observation and prediction

Christian Lessig, Ilaria Luise, Massimo Bonavita (co-conveners)

14:00 to 17:55 CEST / 13:00 to 16:55 BST

Room -2.92

Session details: Machine learning and digital twins for Earth system observation and prediction

ESSI1.6 – Oral: Developing a data-driven global ocean model at ECMWF

Rachel Furner

14:25 to 14:35 CEST / 13:25 to 13:35 BST

Room -2.92

Abstract: Developing a data-driven global ocean model at ECMWF

ESSI1.6 – Oral: Development of an offline and online hybrid model for the Integrated Forecasting System

Marcin Chrust

14:45 to 14:55 CEST / 13:45 to 13:55 BST 

Room -2.92 

Abstract: Development of an offline and online hybrid model for the Integrated Forecasting System 

ESSI1.6 – Oral: Coupling approaches for data-driven Earth system models 

Lorenzo Zampieri  

15:05 to 15:15 CEST / 14:05 to 14:15 BST 

Room -2.92 

Abstract: Coupling approaches for data-driven Earth system models 

ESSI1.6 – Oral: Digital twin for weather-induced extremes (presentation by partner organisation)

Roger Randriamampianina (Norwegian Meteorological Institute) and the DestinE Extremes Digital Twin Team

16:55 to 17:05 CEST / 15:55 to 16:05 BST

Room -2.92

Abstract: Digital twin for weather-induced extremes 

AS1.1 – Oral: Using conditional verification to describe situation-dependant model biases for surface weather – Applications and implications 

Timothy Hewson 

14:00 to 14:10 CEST / 13:00 to 13:10 BST 

Room F2 

Abstract: Using conditional verification to describe situation-dependant model biases for surface weather – Applications and implications 

HS2.2.1 – Oral: The role of sub-grid orography for global high-resolution flood forecasting 

Jasper Denissen 

14:05 to 14:25 CEST / 13:05 to 13:25 BST 

Room C 

Abstract: The role of sub-grid orography for global high-resolution flood forecasting 

CL5.7 – PICO session: Climate Services - Underpinning Science

Nube Gonzalez (co-convener) 

16:15 to 18:00 CEST / 15:15 to 17:00 BST  

PICO spot 5 

Session details: Climate Services - Underpinning Science 

CL5.7 - PICO: Advancing C3S Energy Services in support to Europe’s energy transition: co-development of the Pan-European Climate Database with ENTSO-E 

Nube Gonzalez 

16:19 to 16:21 CEST / 15:19 to 15:21 BST  

PICO spot 5, PICO5.3  

Abstract: Advancing C3S Energy Services in support to Europe’s energy transition: co-development of the Pan-European Climate Database with ENTSO-E 

BG1.4 – Oral: Global data-driven prediction of fire activity

Joe McNorton 

17:30 to 17:40 CEST / 16:30 to 16:40 BST 

Room N1 

Abstract: Global data-driven prediction of fire activity 

Tuesday 29 April

ITS1.1/CL0.9 – Session: Machine learning for climate science 

Paula Harder 

8:30 to 12:25 CEST / 7:30 to 11:25 BST 

Room C 

Session details: Machine learning for climate science

AS1.1 – Poster: The crossing-point quantile: an optimal point-forecast in terms of ROC areas 

Zied Ben Bouallegue 

8:30 to 10:15 CEST / 7:30 to 09:15 BST 

Hall X5, X5.6 

Abstract: The crossing-point quantile: an optimal point-forecast in terms of ROC areas 

AS3.33 – Session: Atmospheric Composition and Numerical Weather Forecasting

Johannes Flemming (convener)

10:45 to 12:25 CEST / 9:45 to 11:25 BST

Room M1

Session details: Atmospheric Composition and Numerical Weather Forecasting

AS5.2 – Poster: Developing ECMWF’s portable next-generation atmospheric dynamical core 

Sara Faghih-Naini 

10:45 to 12:30 CEST / 09:45 to 11:30 BST 

Hall X5, X5.104 

Abstract: Developing ECMWF’s portable next-generation atmospheric dynamical core   

AS1.2 – Oral: Recent progress and outlook for the ECMWF Integrated Forecasting System

Chris Roberts 

14:00 to 14:20 CEST / 13:00 to 13:20 BST 

Room M2 

Abstract: Recent progress and outlook for the ECMWF Integrated Forecasting System 

AS3.33 – Poster: Towards the next CAMS reanalysis of atmospheric composition

Johannes Flemming 

14:00 to 15:45 CEST / 13:00 to 14:45 BST 

Hall X5, X5.62 

Abstract: Towards the next CAMS reanalysis of atmospheric composition    

AS3.33 – Poster: Initial steps towards an inversion system for biogenic isoprene emissions in CAMS: Evaluation of IFS-COMPO formaldehyde simulations 

Flora Kluge 

14:00 to 15:45 CEST / 13:00 to 14:45 BST 

Hall X5, X5.63 

Abstract: Initial steps towards an inversion system for biogenic isoprene emissions in CAMS: Evaluation of IFS-COMPO formaldehyde simulations  

AS3.25 – Oral: Integrating geostationary satellite data into CAMS: Insights from the CAMEO project and GEMS data assimilation 

Zoi Paschalidi 

15:10 to 15:20 CEST / 14:10 to 14:20 BST 

Room 0.11/12 

Abstract: Integrating geostationary satellite data into CAMS: Insights from the CAMEO project and GEMS data assimilation 

AS5.5 – Oral: Towards machine learning-based Earth system models 

Christian Lessig 

16:30 to 16:50 CEST / 15:30 to 15:50 BST 

Room F2 

Abstract: Towards machine learning-based Earth system models 

Wednesday 30 April 

CL4.7 – Session: Earth system models at km-scale and beyond: Implications of resolving smaller scale processes on the climate and challenges

Thomas Rackow (co-convener)

8:30 to 10:10 CEST / 7:30 to 9:10 BST

Room 0.14

Session details: Earth system models at km-scale and beyond: Implications of resolving smaller scale processes on the climate and challenges

CL4.7 – Poster: Multi-year simulations at kilometre scale with the Integrated Forecasting System coupled to FESOM2.5 and NEMOv3.4

Thomas Rackow

10:45–12:30 CEST / 9:45 to 11:30 BST

Hall X5, X5.175

Abstract: Multi-year simulations at kilometre scale with the Integrated Forecasting System coupled to FESOM2.5 and NEMOv3.4

HS4.7 – Oral: Enhancing global flood forecasting: a methodological framework for assessing high-resolution simulations in the DestinE G-EDT

Maliko Tanguy

9:35 to 9:45 CEST / 8:35 to 8:45 BST

Room 2.31

Abstract: Enhancing global flood forecasting: a methodological framework for assessing high-resolution simulations in the DestinE G-EDT

ESSI3.2 – Oral: Improving the accessibility of ECMWF open weather forecast data and charts: maintenance challenges

Milana Vuckovic

11:15 to 11:25 CEST / 10:15 to 10:25 BST

Room -2.92

Abstract: Improving the accessibility of ECMWF open weather forecast data and charts: maintenance challenges

HS4.4 – PICO: Making low probability forecasts of high impact hydrological events more useful for society

Fatima Pillosu

11:16 to 11:18 CEST / 10:16 to 10:18 BST

PICO spot 4, PICO4.13

Abstract: Making low probability forecasts of high impact hydrological events more useful for society 

CL4.10 – Session: Explaining and predicting climate changes on regional to global scales

Christian Lessig, Antje Weisheimer (co-conveners)

14:00 to 18:00 CEST / 13:00 to 17:00 BST

Room 0.31/32

Session details: Explaining and predicting climate changes on regional to global scales

ITS1.4/CL0.10 – Oral: Towards next generation machine learning-based Earth system models that exploit a wide range of datasets

Christian Lessig

14:55 to 15:05 CEST / 13:55 to 14:05 BST

Room -2.33

Abstract: Towards next generation machine learning-based Earth system models that exploit a wide range of datasets   

CL4.10 – Oral: Representation of tropical and extratropical trends in ECMWF seasonal hindcasts

Michael Mayer

17:15 to 17:25 CEST / 16:15 to 16:25 BST

Room 0.31/32

Abstract: Representation of tropical and extratropical trends in ECMWF seasonal hindcasts

Thursday, 1 May

AS1.7 – Session: Subseasonal-to-seasonal prediction, processes and applications

Chris Roberts (co-convener)

8:30 to 10:15 CEST / 7:30 to 9:15 BST

Room 0.11/12

Session details: Subseasonal-to-seasonal prediction, processes and applications

OS4.8 – Session: Machine learning for ocean science

Rachel Furner (convener)

8:30 to 12:30 CEST, 14:00 to 15:45 CEST / 7:30 to 11:30 CEST, 13:00 to 14:45 BST

Room -2.41/42

Session details: Machine learning for ocean science

EOS1.6 – PICO: Making uncertainty in sub-seasonal weather forecasts intelligible

Timothy Hewson

8:37 to 8:39 CEST / 7:37 to 7:39 BST

PICO spot 3 | PICO3.2

Abstract: Making uncertainty in sub-seasonal weather forecasts intelligible

CR3.2 – Session: Advances in sea-ice modelling: developments and new techniques

Lorenzo Zampieri (convener)

14:00 to 15:40 CEST / 13:00 to 14:40 BST

Room 1.34

Session details: Advances in sea-ice modelling: developments and new techniques

ESSI2.13 – Session: Big data in Earth system sciences: The challenges of data compression & data spaces in the cloud computing era

Sara Faghih-Naini (co-convener)

16:15 to 18:00 CEST / 15:15 to 17:00 BST

Room -2.92

Session details: Big data in Earth system sciences: The challenges of data compression & data spaces in the cloud computing era

HS4.10 – Oral: A new era of hybrid hydrological forecasting at ECMWF

Gwyneth Matthews

16:20 to 16:40 CEST / 15:20 to 15:40 BST

Room 3.29/30

Abstract: A new era of hybrid hydrological forecasting at ECMWF

OS4.7 – Oral: ECMWF 6th generation ocean and sea-ice reanalysis system (ORAS6)

Eric de Boisseson

15:20 to 15:30 CEST / 14:20 to 14:30 BST

Room L2

Abstract: ECMWF 6th generation ocean and sea-ice reanalysis system (ORAS6)

HS4.3 – Oral: Error-correction across gauged and ungauged locations: A data assimilation-inspired approach to post-processing river discharge ensembles

Gwyneth Matthews

15:05 to 15:15 CEST / 14:05 to 14:15 BST

Room 3.29/30

Abstract: Error-correction across gauged and ungauged locations: A data assimilation-inspired approach to post-processing river discharge ensembles

Friday, 2 May

ESSI2.15 – Poster: Advancing Earth system science through collaboration: An overview of ECMWF Special Projects

Milana Vuckovic

10:45 to 12:30 CEST / 9:45 to 11:30 BST

Hall X4 | X4.142

Abstract: Advancing Earth system science through collaboration: An overview of ECMWF Special Projects

OS4.6 – Poster: Effects of Argo floats data on the ECMWF Ocean DA system and coupled forecasts

Hao Zuo et al.; presented by Eric de Boisseson

8:30 to 10:15 CEST / 7:30 to 9:15 BST

Hall X4 | X4.75

Abstract: Effects of Argo floats data on the ECMWF Ocean DA system and coupled forecasts

ESSI2.15 – Poster: Co-creating cloud-based tools for urban climate-resilience: The CLIMRES project

Claudio Pisa

10:45 to 12:30 CEST / 9:45 to 11:30 BST

Hall X4

Abstract: Co-creating cloud-based tools for urban climate-resilience: The CLIMRES project

ESSI2.15 – Poster: Cloud-powered Earth observation tools for urban resilience: The BUILDSPACE project

Marica Antonacci

10:45 to 12:30 CEST / 9:45 to 11:30 BST

Hall X4

Abstract: Cloud-powered Earth observation tools for urban resilience: The BUILDSPACE project

ESSI2.15 – Session: Seamless transitioning between HPC and cloud in support of Earth Observation, Earth Modeling and community-driven Geoscience approach PANGEO

Vasileios Baousis (co-convener)

14:00 to 15:43 CEST, 16:15 to 18:00 CEST / 13:00 to 14:43 CEST, 15:15 to 17:00 BST

Room -2.32

Session details: Seamless transitioning between HPC and cloud in support of Earth Observation, Earth Modeling and community-driven Geoscience approach PANGEO

ESSI2.15 – Oral: Copernicus data and services uptake with EO4EU platform: an AI-augmented ecosystem for Earth Observation data accessibility and exploitation

Federico Fornari

14:02 to 14:12 CEST / 13:02 to 13:12 BST

Room -2.32

Abstract: Copernicus data and services uptake with EO4EU platform: an AI-augmented ecosystem for Earth Observation data accessibility and exploitation

ITS1.16/AS5.4 – Oral: Global location transferability of generative deep learning models for precipitation downscaling

Paula Harder

16:45 to 16:55 CEST / 15:45 to 15:55 BST

Room -2.33

Abstract: Global location transferability of generative deep learning models for precipitation downscaling