News

Spring Newsletter 2026 cover

Spring 2026 Newsletter published 

The ECMWF spring Newsletter 2026 is available to read.
Headshots of Jørn Kristiansen and Irina Sandu

ECMWF appoints two Deputy Director-Generals to further enhance coordination across science, operations and digital infrastructure

The appointments strengthen ECMWF’s leadership at a time of rapid scientific and digital transformation, in response to increasing demands for integrated, end-to-end capabilities from Member and Co-operating States. The move reinforces the Centre’s ability to deliver world‑leading science and operational weather, environmental and climate services, for and with its Member and Co-operating States.

Annual Report 2025

The ECMWF Annual Report 2025 is now online, highlighting advances in forecasting, machine learning, open data and major European initiatives. It also summarises ECMWF’s 50th anniversary, celebrating five decades of scientific innovation, collaboration and leadership in weather and climate prediction.
Small bits of sea ice floating in the ocean

New ORAS6 ocean reanalysis supporting forecasting and climate monitoring

ECMWF’s next-generation ocean and sea-ice reanalysis system improves the representation of sea-surface temperature, sea ice, and ocean circulation, supporting better forecasts, climate monitoring, and the upcoming ERA6 reanalysis.
Floodwater surges through a residential area, submerging a street and rushing past houses and trees.

SEWA scoping study explores pathways for impact-based early warning in Sub-Saharan Africa

A new SEWA scoping study explores how impact-based forecasting, regional collaboration and improved data access could strengthen early warning systems across Sub-Saharan Africa.
Promotional graphic announcing Code for Earth Phase 3 coding phase (May–September 2026), with message “Coding phase starts now” and ECMWF and partner logos.

Code for Earth moves into next phase following strong response from innovators

Code for Earth 2026 has entered its Coding Phase, with 14 selected teams developing innovative open-source solutions using ECMWF data to address environmental and climate challenges.
View of Earth’s atmosphere and cloud formations from high altitude

From data to decisions: ECMWF and the science behind climate action

On World Metrology Day, ECMWF highlights how accurate, transparent measurements underpin trusted climate policy.
Graphic showing extreme weather scenes—lightning, sunset clouds and heavy rain with white text about the Generali–ECMWF collaboration on climate resilience on red background. The Generali logo is in the bottom right.

ECMWF and Generali in Europe-wide collaboration to enhance climate risk resilience

ECMWF and Generali have signed a Memorandum of Understanding (MoU) to strengthen the use of quality-assured climate information for greater climate risk resilience.
Promotional graphic showing a globe overlaid with a grid, alongside ECMWF branding and text announcing the IFS Cycle 50r1 and AIFS v2 upgrade.

Significant update to ECMWF’s key forecasting systems IFS and AIFS goes live

IFS Cycle 50r1 and AIFS v2 go live, bringing improved forecasting of severe rainfall, fully coupled atmosphere–ocean–sea-ice assimilation, and new AI-driven wave and snow forecasting capabilities.
Stylised graphic of rising forecast skill, with multiple coloured trend lines increasing across a grid overlaid on clouds and a circular digital interface.

2025 forecast evaluation met with positive feedback

ECMWF’s 2025 forecast evaluation highlights major gains in forecast skill, including the largest improvement in over a decade following upgrades to the Integrated Forecasting System.
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