News

A promotional graphic for the “Code for Earth” initiative. ark blue and teal background with abstract geometric shapes. Large text reads “Call for participation,” with the word “participation” highlighted inside a green oval with small circular accents. A green label at the top left shows “Phase 1” and the dates “24.02.2026 – 09.04.2026.” The top right displays the “Code for Earth” logo. Along the bottom are logos for ECMWF, the European Union, Copernicus, Destination Earth, and the European Weather Cloud.

Code for Earth launches 2026 climate and weather data challenges

ECMWF’s 2026 edition of the Code for Earth programme opens with fresh data-driven challenges, from wildfire decision tools to AI evaluation, plus a new Africa-focused stream.
A promotional graphic for an event titled “Artificial Intelligence and Earth Observation: from Innovation to Services.” The left side shows a digital illustration of Earth at night with glowing network lines and a circular “AI” icon in the center. A yellow banner at the top right reads “In-person registration is closed.” Event details note the dates 9–10 March 2026 and the location Brussels and online. Logos for the European Commission, Copernicus, DestinE, and the EU Space programme appear along bottom

Copernicus and Destination Earth jointly host workshop on artificial intelligence and Earth observation

The Copernicus and Destination Earth joint workshop will explore how AI, machine learning, big data and digital twins can transform Earth observation services, strengthen programme synergies, and support future monitoring and modelling capabilities.
Laurence Rouil headshot

A mathematical mind shaping the future of atmospheric monitoring

Laurence Rouil, Director of CAMS, reflects on her unconventional path from applied mathematics to atmospheric science and shares advice on curiosity, collaboration and confidence for women and girls pursuing careers in STEM.
ECMWF Winter 2026 newsletter cover with global weather map background.

Winter 2025/26 Newsletter published 

The ECMWF winter 2025/26 Newsletter is available to read.

Earth graphic on dark blue background with white text that reads Destination Earth third phase. Logos of the EU, ECMWF, ESA and EUMETSAT sit above the Earth and text

Third phase of Destination Earth confirmed

The European Commission has confirmed Phase three of Destination Earth (DestinE), strengthening Europe’s weather and climate prediction capabilities.
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ECMWF’s 2026 events programme focuses on AI, data assimilation and forecasting

Discover ECMWF’s 2026 events programme and join experts and forecast users in workshops, training courses, and webinars.
An orange-themed graphic featuring a large planet-like sphere in the center, resembling Jupiter with swirling patterns of beige and brown. At the top, the text “2025” is visible. The bottom section includes several logos: the European Union flag with “Programme of the European Union,” the Copernicus logo, the Climate Change Service logo, the Atmospheric Monitoring Service logo, and the ECMWF logo. The background is a gradient of warm orange tones.

2025 was the third-warmest year on record, Copernicus data show

The Global Climate Highlights report shows that 2025 was only marginally cooler than 2023, and that the past three years (2023–2025) have averaged more than 1.5°C above the pre-industrial level.
Florian Pappenberger sat in the ECMWF Council Chamber

New Director-General puts collaboration, innovation, computing and people at the heart of ECMWF

Florian Pappenberger took up his new role as ECMWF Director-General on 1 January 2026.

Map of world coloured in blue

News highlights 2025

Highlights from across 2025, including the launch of AIFS, opening ECMWF’s entire Real-time Catalogue to all, global and European climate insights, digital twins and a leadership transition in ECMWF’s 50th anniversary year.
ECMWF's 50th anniversary image showing flags of participating nation states

Closing ECMWF’s 50th anniversary

ECMWF concluded its 50th anniversary year with three days of events in Reading, UK, bringing together Member States, partners and former leaders to reflect on key scientific advances, showcase European progress in machine learning, and celebrate five decades of collaboration and innovation.
David Lavers stood by books

Following the water across a changing planet

From Europe’s rivers to Pacific field campaigns, David Lavers’ work follows the movement of water through the atmosphere and oceans, improving forecasts and climate monitoring through global collaboration and targeted observations.
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ECMWF co-hosts EU Clean Air Forum

ECMWF and the Copernicus Atmosphere Monitoring Service are co-hosting the fifth Clean Air Forum in Bonn, Germany, bringing together scientists, policymakers and industry to assess progress to reduce exposure to air pollution and explore how scientific advances support Europe’s clean-air ambitions.
ECMWF's 50th anniversary image showing flags of participating nation states

Reading hosts final events marking ECMWF’s 50th anniversary

ECMWF’s year-long 50th anniversary celebrations will conclude next week (1–3 December) in Reading, UK, with a series of events and the launch of two new publications.
Blue background with a circle on the left containing text that reads "HPCwire 2025 Readers' and Editor's choice awards". On the right yellow text reads "Winner" and below that white text that reads "Best use of AI methods for augmenting HPC application". The ECMWF logo is below this text.

European collaboration on AI for weather and climate wins HPCwire award

ECMWF and European partners have received the 2025 HPCwire award for “Best Use of AI Methods for Augmenting HPC Applications” for Anemoi, a Python-based framework for creating machine learning (ML) weather forecasting systems.
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ECMWF participates in high-level climate events at COP30

At COP30, ECMWF Director-General Florence Rabier highlighted how closing critical weather and climate data gaps can improve forecasts, strengthen early warnings and deliver global benefits.
Autumn Newsletter image. The background is purple with the ECMWF logo in white. A stacked image of maps is located on the right with a pink box on the left containing white text that reads 'Newsletter No. 185 Autumn 2025: Monitoring heat and cold stress, A new era for CEMS flood forecasting, AIFS ENS becomes operational, Upgrade to IFS Cycle 50r1, Building NEXhub, ten years of climate monitoring

Autumn 2025 Newsletter published

The autumn 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.
Extreme fires in LA either side of a road

ECMWF co-leads State of Wildfires 2024–25 report

ECMWF co-leads and contributes expertise, tools and data to the State of Wildfires report. The report highlights evidence that climate change is intensifying global wildfires, with major impacts on health, ecosystems, and economies.
ECMWF's 50th anniversary image showing flags of participating nation states

Celebrating the past, present and future at 50th anniversary events in Bologna

ECMWF’s 50th anniversary events continued in the historic city of Bologna, Italy, from 15 to 19 September to reflect on achievements, share expertise, and to look to the future of weather forecasting, environmental monitoring and computing.

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ECMWF makes its entire Real-time Catalogue open to all

ECMWF has made its Real-time Catalogue open, advancing its open data strategy and supporting global efforts to improve early warnings and build resilience.