New science blog: Tim Hewson introduces a new type of forecast map which enables users to visualise the information content of sub-seasonal forecasts like never before. ➡️ www.ecmwf.int/en/about/med...

🌍 The first ECMWF AI Weather Quest results are in. Over 30 teams and 160 participants worldwide are putting their AI/ML skills to the test in ECMWF’s AI Weather Quest and the leaderboards are now live ➡️ aiweatherquest.ecmwf.int/leaderboards/ #AIWeatherQuest 🧵

Our Anniversary Week in Bologna, Italy, draws to a close. It was a pleasure to welcome colleagues from around the world and celebrate our 50th anniversary together. We thank everyone who has contributed to the workshops in Bologna, in particular the Emilia-Romagna region. 🧵

The 21st Workshop on HPC in meteorology finishes shortly. Make sure to tune in at 12:30 CEST for the closing remarks by ECMWF’s Director of Computing Martin Palkovic Livestream ➡️ ecmwfevents.com/i/20th-ecmwf...

It’s the fifth and final day of our 50th Anniversary week in Bologna, Italy. You can look forward to more insightful presentations, for example: 10:50-11:10 CEST “Containerization and deployment of weather models on EuroHPC JU infrastructures” by Massimo Gisonni ➡️ ecmwfevents.com/i/20th-ecmwf...

And with that, UEF2025 comes to an end. Once again, this annual event gave ECMWF forecast users an opportunity to exchange ideas, share experiences, and give feedback on ECMWF forecast performance. Find the slides and recordings of the presentations here ➡️ ecmwfevents.com/i/using-ecmw...

🌍🌐 Book now - On 2 Oct in Brussels, join us for 'AI for Weather & Climate Preparedness and Resilience'. Hear from expert speakers on how AI is strengthening Europe’s climate resilience & digital sovereignty. Register now ➡️ web-eur.cvent.com/event/34ffaa...

The @wmo-global.bsky.social Global State of the Water Resources 2024 Report includes a contribution from #ECMWF. We provided data from both ECMWF’s ecLand and Copernicus EMS GloFAS, and 10 other global hydrological modelling systems, to build a global picture of changing river discharge in 2024.🧵

Tune in now for this keynote: 09:00-09:40 CEST at UEF2025 Giancarlo Pini @wfp.org on “Leveraging ECMWF Data for Anticipatory Actions against Drought” Livestream ➡️ ecmwfevents.com/i/using-ecmw...

It is day 4 of our 50th Anniversary week in Bologna, Italy. Next to the ongoing events, we are also kicking off the European Weather Cloud (EWC) User Workshop 2025, which is co-organised by ECMWF and @eumetsat.int. More information ➡️https://events.ecmwf.int/event/479/

🌍🌐 The 3rd ECMWF Destination Earth (DestinE) Annual Meeting in Bologna has come to a close. Thank you to all participants that came together from all over Europe. This event once again showcased the great spirit of European collaboration, advancing this ambitious initiative of the EU. #DestinE

Welcome to day 3 of our 50th Anniversary week in Bologna. This morning we’re bringing #HPC and users together. Watch today’s keynote: 09:00-10:00 CEST Franck Cappello on "Establishing a Methodology for Evaluating AI Models as Scientific Research Assistants” ➡️ ecmwfevents.com/i/using-ecmw...

Tune in for this interesting presentation at #UEF2025 this afternoon: 16:10-16:40 CEST Matthieu Chevallier (Head of Section in charge of forecast and Copernicus services) on 'ECMWF Forecast Products: Recent Advances and Future Directions' Livestream ➡️ ecmwfevents.com/i/using-ecmw...

🌍🌐 The 3rd ECMWF Destination Earth Annual Meeting in Bologna just kicked off. The event is an opportunity to reflect on achievements, align on future needs, and strengthen collaboration across the #DestinE partners.

Join us on day 2 of our 50th Anniversary week in Bologna for: 👉21st Workshop on HPC in meteorology - to explore past, present and future in computational meteorology ecmwfevents.com/i/20th-ecmwf... 👉UEF2025 - forum for ECMWF forecast users to exchange ideas ecmwfevents.com/i/using-ecmw...

This week we mark our 50th anniversary in Bologna, Italy, following events earlier in the year in Bonn. A series of events will take place 15–19 September: • 21st HPC Workshop • Using ECMWF's Forecasts (UEF2025) • Destination Earth Annual Meeting • European Weather Cloud User Workshop ️#DestinE 🧵

Next week, we will mark our 50th anniversary in Bologna, Italy, with a series of events: • 21st Workshop on HPC in meteorology • Using ECMWF's Forecasts (UEF2025) • 3rd ECMWF Destination Earth Annual Meeting • European Weather Cloud (EWC) User Workshop 2025 ➡️ www.ecmwf.int/en/about/med...

The annual meeting of the European Meteorological Society #EMS25 concludes today. We are pleased to have met peers, participated in a lot of the sessions and welcomed many visitors to our booth. Thanks to the European Meteorological Society for organising another great edition of this event.

Our report also examines how critical communication strategies and products could better meet the needs of users, and the potential for MSC to support leadership and coordination both at home and abroad. go.cca-reports.ca/4br3SDz

Our newest report, the Future of Hydrological and Meteorological Services in Canada, highlights the essential functions of Canada’s weather service and how they could be adapted to meet the changing needs of people in Canada. go.cca-reports.ca/4br3SDz #meteorology #hydrology #weather #CdnSci

🌍🌐 Destination Earth (DestinE) is at #EMS25! At 14:00 CEST, Mariana Clare will discuss opportunities and challenges in Weather and Climate Modelling with experiences of the EU #DestinE initiative. More information ➡️ meetingorganizer.copernicus.org/EMS2025/EMS2...

Last chance to visit our booth at #EMS25! It's day four of the annual meeting and we are here to welcome you to our booth until this evening. Make sure to drop by and learn more about #ECMWF.

At #EMS25, the Anemoi Framework, in which ECMWF plays a leading role, received the Technology Achievement Award! Anemoi offers enhanced forecast accuracy through the use of advanced machine-learning methodologies. More information ➡ www.ecmwf.int/en/about/med...

🌍🌐 Highlights from the CESOC ML workshop. The workshop brought together leading scientists from around the world to explore how ML is transforming weather and climate prediction. #ECMWF staff and its partners on the EU #DestinE initiative showcased their work. ➡️ destine.ecmwf.int/news/machine...

We are proud to present the next in our series of 50th anniversary publications: 💻🌐The critical role of high-performance computing in medium-range weather forecasting: half a century of technology innovation (www.ecmwf.int/sites/defaul...) More info: ➡️ www.ecmwf.int/en/about/med... #OneECMWF

On day three of #EMS25, we are looking forward to many presentations by our staff again. From 17:30 to 18:00 CEST, Mariana Clare will give the keynote presentation on ‘Data-driven weather models: A new era in meteorology’ More about our activities today ➡ www.ecmwf.int/en/about/med...

Europe’s first exascale supercomputer, JUPITER, at @fz-juelich.de, Germany, has gone into operation, marking a significant milestone in high-performance computing for weather and climate research. Read more about what this means in our latest article ➡️ www.ecmwf.int/en/about/med...

🌍🌐 Join us in Brussels on 2 October 2025 for high-level discussions on how AI and initiatives like #DestinE, AI factories, EuroHPC and more can strengthen our ability to prepare for and adapt to climate change and extreme weather in Europe. 👉 Register here: sciencebusiness.net/events/ai-we...

Join us for day two of #EMS25! Today at 15:30 CEST our Director-General @frabier.bsky.social will join a public event about the current state of weather information. Find out more about all the sessions #ECMWF is participating in ➡ www.ecmwf.int/en/about/med...

This evening, our Director-General @frabier.bsky.social received the EMS Silver Medal 2025! This award honours her scientific, academic and leadership career, marked by her proactive role positioning #ECMWF at the forefront of the #machinelearning revolution. ➡ www.ecmwf.int/en/about/med...

We're ready to welcome you to our booth at #EMS25. Come visit us in the foyer of Cankarjev dom from today until Thursday. We look forward to meeting you! On Tuesday & Wednesday morning, you can also meet our Director-General at our booth. Our activities at EMS ➡️ www.ecmwf.int/en/about/med...

This week, ECMWF Director of Forecasts and Services and next Director-General @fpappenberger.bsky.social will speak at the @wmo-global.bsky.social conference 'AI for Weather Prediction – Advances, Challenges & Outlook', in Abu Dhabi. More information ➡️ wmo.int/events/meeti...

It is day one of the Annual Meeting of the European Meteorological Society! Today at 16:00 CEST our Director-General @frabier.bsky.social will join the panel 'Harnessing AI: Transforming Early Warning Systems and Flood Prediction'. ➡️https://meetingorganizer.copernicus.org/EMS2025/session/54552

Next week, we will be at the Annual Meeting of the European Meteorological Society in Ljubljana, Slovenia. We are looking forward to greeting visitors at our booth and to our staff presenting at various sessions. Find out more about our participation ➡️ www.ecmwf.int/en/about/med... #EMS25

🌍🌐 Roberto Chavez from Ocean Winds shares valuable insights as one of the key end-users involved in the development of the Climate Change Adaptation Digital Twin of the EU's Destination Earth (#DestinE) initiative. Watch the video below and explore the full article: destine.ecmwf.int/harnessing-t...

We are looking forward to the inauguration of the exascale supercomputer JUPITER tomorrow at 14:00 CEST at @fz-juelich.de! #ECMWF has been actively involved in the initial operation of this first exascale supercomputer in Europe. Watch the livestream here ➡️ www.fzj-events.de/en/stream.html

Join us at the 2025 @eumetsat.int Climate Symposium! C3S & CAMS experts, including C3S Director @carlobuontempo.bsky.social, will discuss the socio-economic benefits & future applications of satellite climate data. Network, learn and help shape tomorrow’s climate solutions.

August 2025 was an active month for #SaharanDust over the Atlantic with several plumes reaching the Antilles, Caribbean & beyond with high PM10 surface concentrations shown in #CopernicusAtmosphere analyses ads.atmosphere.copernicus.eu/datasets/cam... @copernicusecmwf.bsky.social @ecmwf.int

The 2025 Antarctic ozone hole has been developing since the beginning of August, reaching an area of 15 million square kilometres by the end of the month, a few days earlier than the 1979-2022 average. Read more and follow the development at atmosphere.copernicus.eu/monitoring-o...

New AIFS blog: 🌊 We present data-driven ocean wave modelling for the #AIFS, introducing two methods for integrating waves alongside the atmosphere. This improves the wave forecast accuracy and advances ML-based Earth system modelling. ➡️ www.ecmwf.int/en/about/med... #DestinE #MachineLearning

🌍🌐 New #DestinE Blog: AI for Hydrology. As part of the EU’s Destination Earth (#DestinE) initiative, ECMWF and partners are developing ML-based components for next-generation Earth system models. Learn more in our blog by ECMWF scientist Maria Luisa Taccari: destine.ecmwf.int/news/destine...

✅ Registration is now open for #ESAOpenDays (12 September) at ESA ESOC in Darmstadt, Germany 👇 www.esa.int/About_Us/ESA...

Analysis of #CopernicusAtmosphere fire emissions for EU🇪🇺+UK🇬🇧 shows that 2025 (up to 19 August) has the highest annual total of the past 23 years driven by the, still increasing, scale of the devastating #wildfires in Spain & Portugal over the past two weeks. @copernicusecmwf.bsky.social @ecmwf.int

New science blog: As the competition phase of the #AIWeatherQuest starts, the organisers introduce the competition framework and establish a baseline by assessing the skill of current dynamical sub-seasonal forecast models. ➡️ www.ecmwf.int/en/about/med... @wmo-global.bsky.social

Operational assimilation of data from a trail-blazing small satellite launched by @esa.int providing new microwave sounding measurements shows the new observations give a robust forecast improvement, complementing similar sensors from other larger platforms. Read more ➡️ www.ecmwf.int/en/about/med...

One month to go until our 50th anniversary week in Bologna (Italy) where we will hold the following events (15-19 Sep): • HPC Workshop • Using ECMWF's Forecasts • DestinE Annual Meeting • European Weather Cloud User Workshop ➡️https://www.ecmwf.int/en/about/media-centre/stories/anniversary #OneECMWF

🌍🌐 A new paper led by @bsc-cns.bsky.social and @csc.fi describes the Climate Change Adaptation Digital Twin – an innovative system implemented in the EU Destination Earth initiative to support climate change adaptation. Read more ➡️ destine.ecmwf.int/news/new-pap...

🌍🌐 The latest edition of the ECMWF #DestinE newsletter is here. Since the last edition, DestinE has made exciting progress, from accelerating system development to further exploring the role of artificial intelligence and machine learning. Read more & sign up ➡️ destine.ecmwf.int/ecmwf-destin...

🌍🌐 Destination Earth’s (#DestinE) Climate Change Adaptation Digital Twin is nominated for the ACM (@acm.org)‬ Gordon Bell Prize for Climate Modelling – one of the most prestigious awards in high-performance computing. Read more ➡️ destine.ecmwf.int/news/destine...

Next month, we will be at the Annual Meeting of the European Meteorological Society in Ljubljana, Slovenia! We are looking forward to greeting visitors at our booth and to our staff presenting at various sessions. More information ➡ ems2025.eu #EMS2025