Events at Bonn anniversary week provide insights into the future
A week of events in Bonn, Germany, from 7 to 11 April 2025 to mark ECMWF’s 50th anniversary has provided tantalising insights into the present and future of weather forecasting.
News
Spring 2025 Newsletter published
The spring 2025 issue of the ECMWF Newsletter is now available. As well as news about ECMWF staff and events, it features articles about new developments and the use that can be made of ECMWF products.
2024 European State of the Climate report is published
The 2024 European State of the Climate (ESOTC) report has been published by the EU’s Copernicus Climate Change Service, implemented by ECMWF, and the World Meteorological Organization.
Bonn anniversary events
Part of ECMWF’s year of activities for its 50th anniversary take place this week (7–11 April) in Bonn, Germany, including a series of workshops and seminars and the launch of three new publications.
Scientists present new ML tool for improved fire prediction
Our scientists have developed a new tool for improved wildfire prediction using machine learning (ML), as set out in a paper published on 1 April 2025 in Nature Communications.
ECMWF highlights two competitions on World Meteorological Day
ECMWF highlights two ambitious international competitions on the occasion of World Meteorological Day on 23 March: the AI Weather Quest on sub-seasonal weather forecasts and the 2025 edition of Code for Earth to develop innovative open-source software.
ECMWF to achieve fully open data status in 2025
ECMWF is bringing forward the full transition to open data by an entire year, to 1 October 2025, marking a significant milestone in its commitment to making weather data more accessible and impactful.
EarthCARE instruments working together to evaluate atmospheric models
Launched in May 2024, the EarthCARE satellite’s unique combination of instruments – a radar, a lidar, an imager and a broadband radiometer – will improve the modelling of clouds, aerosols and precipitation in a number of different ways.
Developing ECMWF’s seasonal forecast system
ECMWF’s seasonal forecasts are based on our medium-range forecasts but extend to seven to thirteen months. Stephanie Johnson has a key role in developing and optimising the seasonal forecasting system.
ECMWF’s AI forecasts become operational
ECMWF has taken the Artificial Intelligence Forecasting System (AIFS) into operations today, 25 February 2025, to run side by side with its traditional physics-based Integrated Forecasting System (IFS) to advance numerical weather prediction.