Matthieu Chevallier (@CheMatthieu) header
Matthieu Chevallier (@CheMatthieu) profile picture

@ECMWF. My tweets are personal views.

Reading, England
Joined August 2013
Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)Photo by Matthieu Chevallier (@CheMatthieu)
Matthieu Chevallier retweeted
#DYK that our #GloFAS is featured in a new scientific publication? It looks at the importance of global hydrological reanalyses, with a particular focus on GloFAS as an essential tool for understanding river discharge dynamics 🌊 Read more👇 rmets.onlinelibrary.wiley.co…
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The WMO Commission for Observations, Infrastructure and Information Systems (INFCOM) endorsed an action plan to contribute to the Early Warnings for All initiative to address the infrastructure gaps of many developing countries. wmo.int/media/update/tacklin…
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Matthieu Chevallier retweeted
The #C3S's monthly climate bulletin is out now: 📈 it was the warmest January on record globally; 📈 we have reached the first 12-month period with a global mean temperature more than 1.5C above the pre-industrial average. ▶️bit.ly/3OCmtSY
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Matthieu Chevallier retweeted
New ITT 🚨 @ECMWF invites tenders for the provision of additional climate projection datasets for the Copernicus Climate Data Store (#CDS). Find out more and apply here 👉 climate.copernicus.eu/c3s238…
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Matthieu Chevallier retweeted
🌍🌐 Join our team to support #MachineLearning within #DestinE! We are looking for a hydrology expert excited to explore the role of machine learning at #ECMWF. Apply at ➡️ jobs.ecmwf.int/Job/JobDetail… Learn more ➡️ stories.ecmwf.int/machine-le…
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Matthieu Chevallier retweeted
🌍🌐 Join our team to support #MachineLearning within #DestinE! We are looking for multiple talented scientists to bring domain expertise to machine learning for ocean, land, wave and sea ice processes. Apply at ➡️ jobs.ecmwf.int/Job/JobDetail… Learn more ➡️ stories.ecmwf.int/machine-le…
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Matthieu Chevallier retweeted
Three #ERA5-based charts you shouldn't miss this month: 📈 Main contributions to 2023 record surface air temperatures - #C3S 📈 Record days over 1.5ºC above pre-industrial in 2023 @LMClimatica 📈 More days at the highest temperatures in 2023 @BBCNews via @ed_hawkins
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Matthieu Chevallier retweeted
The winter 2023/24 issue of the ECMWF Newsletter is now available. As well as news about our staff and events, it features articles about new developments and the use that can be made of our products. ➡️ ecmwf.int/en/about/media-cen…
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Matthieu Chevallier retweeted
🌀 #Belal #LaReunion 🔴 Alerte rouge cyclonique à compter de 20h locales. ➡️ Le cyclone très dangereux sera accompagné de vents extrêmes à proximité du cœur du phénomène à partir de la nuit de dimanche à lundi et en journée de lundi. 👉 meteofrance.com/actualites-e…
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💙💙🩵💙🩵🤍💛🧡❤️❤️❤️💔 2023 is the hottest year on record. 2023 was remarkable for Antarctic sea ice: it reached record low extents for the corresponding time of the year in 8 months. More: climate.copernicus.eu/global… @CopernicusECMWF @OSISAF @ECMWF
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Provisional ERA5 global temperature for 17th November from @CopernicusECMWF was 1.17°C above 1991-2020 - the warmest on record. Our best estimate is that this was the first day when global temperature was more than 2°C above 1850-1900 (or pre-industrial) levels, at 2.06°C.
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Exceptional October temperatures! The anomaly for October 2023 the second largest anomaly (after September 2023) of any month of any year in the ERA dataset (back to 1940) October 2023 was around 1.7ºC above the preindustrial ave, More: climate.copernicus.eu/copern…
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Matthieu Chevallier retweeted
🔴 3 départements en Rouge 🔶 17 départements en Orange
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Matthieu Chevallier retweeted
🔴 #VigilanceRouge #Vent à partir de ce soir minuit, jusqu’à jeudi matin. 📍Finistère, Côtes-d’Armor, Manche. Face aux vents violents de la tempête #Ciaran : ➡️ Restez à votre domicile ➡️ Fermez portes, fenêtres, volets ➡️ N’utilisez pas votre voiture 👉 vigilance.meteofrance.fr/fr
🔴 3 départements en Rouge 🔶 17 départements en Orange
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Matthieu Chevallier retweeted
🔴 #Vigilancerouge #pluieinondation Episode exceptionnel de pluies intenses sur les Hauts cantons de l'#Hérault. 👉 vigilance.meteofrance.fr
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Matthieu Chevallier retweeted
This afternoon at #AS2023, Matthew Chantry from #ECMWF explores some applications of #reanalysis in #MachineLearning and looks towards the future of this domain. 'Reanalysis: the bedrock of machine learning of the Earth system' 🔴 Watch from 14:00 BST ➡️ events.ecmwf.int/e/AS2023
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The heat goes on ..... Maximum temperatures in France in the next days.
⚠️🌡️ Fortes #chaleurs Températures maxi attendues sur le pays pour les prochains jours ⤵️ #Vigilance #canicule 👉vigilance.meteofrance.fr
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Matthieu Chevallier retweeted
📢 An online training course giving an introduction to ECMWF computing services is open to users from Member and Co-operating States from 30 October to 3 November. Please apply by 15 September. For more details ➡️ events.ecmwf.int/event/363/ #ECLearn
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