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The State of Wildfires 2025-2026 cover

State of Wildfires 2025–2026 report outlines record-breaking fire season for Spain and Portugal

The extreme fire-prone weather experienced across Iberia in 2025 was three times more likely due to human-caused climate change, and the area burned was three times larger.
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Increasing observations could directly improve forecast quality worldwide, new study finds

A new study from ECMWF provides evidence that increasing surface-based in-situ weather observations in data-sparse regions has the potential to improve the quality of forecasts given seven days ahead, both locally and globally.  
A satellite view of the earth from space, with a dark background. The planet is visible, with its blue oceans and landmasses clearly visible.

ECMWF at COP31

ECMWF is taking part in COP31 in Antalya, Türkiye, from 9 to 20 November 2026, showcasing how its science, data and technology support climate action and resilience worldwide.
COP31 banner image

Overview of ECMWF's activities at COP31

ECMWF and the Copernicus services it operates on behalf of the European Commission will be present at COP31, as the world comes together to discuss climate change, and the present and future mitigation and adaptation strategies.
map showing gridded values across Czechia, Poland and Slovakia, with darker purple and pink bands indicating higher concentrations and blue areas indicating lower values.

9 km free and open data offers a step change in localised forecasts

ECMWF has made a subset of its highest-resolution 9 km forecast data free and open, offering more accurate local forecasts and expanding access to weather information worldwide.
Global map showing atmospheric dust concentrations, with the highest levels over the Sahara, Arabian Peninsula, and parts of South and Central Asia, and plumes extending across the Atlantic and Indian oceans.

ECMWF introduces AIFS-COMPO, a new AI system for atmospheric composition forecasting

New experimental charts offer a first look at 10-day machine-learning forecasts of aerosols and reactive gases.

Green and blue Brussels Climate week logo on white background with the ECMWF logo and dates 12 to 16 October 2026

ECMWF at Brussels Climate Week

At Brussels Climate Week 2026, ECMWF will engage with policymakers, industry leaders and partners to explore how European collaboration, scientific innovation and trusted data can help anticipate and prepare for climate risks.
Final day code for earth banner on blue background

Code for Earth Final Day 2026 showcases open-source solutions for weather and climate challenges across Europe and Africa

The 2026 Code for Earth innovation programme concludes, with 14 teams from Europe and Africa presenting their open-source projects developed with ECMWF and partner organisations.
Cover of the CAMS Atmosphere Watch 2026 report, showing a stylised blue world map with the title “CAMS Atmosphere Watch” and a subtitle referring to ozone, wildfire smoke and dust plumes.

New Copernicus publication highlights transboundary nature of ozone pollution, wildfire smoke and desert dust

Atmosphere Watch, a new publication from the Copernicus Atmosphere Service, provides a comprehensive overview of ground-level ozone, desert dust and wildfire smoke in 2026 to date.
Crystal award trophy with the EPSA logo engraved on the front, displayed against a blurred background, with gold confetti falling along one side.

ECMWF recognised at prestigious EPSA awards

ECMWF has received a prestigious European Public Sector Award for its Copernicus Climate and Atmosphere Data Stores.
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