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Sciences and Exploration Directorate

Jérôme E. Barré

(Scientist II)

Jérôme E. Barré's Contact Card & Information.
Email: jerome.e.barre@nasa.gov
Org Code: 610.1
Address:
NASA/GSFC
Mail Code 610.1
Greenbelt, MD 20771
Employer: MORGAN STATE UNIV.

Brief Bio


Jérôme E. Barré is a Senior Research Scientist in NASA’s Global Modeling and Assimilation Office (GMAO), where he supports the development and transition of JEDI-based data assimilation for Earth system prediction, with a focus on atmospheric composition applications. He has more than 14 years of experience in satellite data assimilation, air quality and atmospheric composition forecasting, emissions monitoring, and Earth system modeling, with previous scientific roles at JCSDA, ECMWF, and NCAR. His work combines physical modeling, satellite and in situ observations, and emerging AI methods to improve forecasting and monitoring capabilities for atmospheric composition across research and operational systems.

Positions/Employment


Senior Research Scientist

Global Modeling and Assimilation Office (GMAO), NASA - Morgan State University - Greenbelt, Maryland, USA

August 2025 - Present


Lead Scientist

Joint Center for Satellite Data Assimilation (JCSDA), UCAR - Boulder, Colorado, USA

2021 - 2025


Scientist

European Centre for Medium-Range Weather Forecasts (ECMWF) - Reading, United Kingdom

2017 - 2021


Scientist

National Center for Atmospheric Research (NCAR) - Boulder, Colorado, USA

2013 - 2017


Ph.D. Candidate

University Paul Sabatier and Météo-France - Toulouse, France

2009 - 2012

Education


Ph.D., Satellite Earth Observation Data Assimilation, CNRM / Météo-France, 2012

Dissertation: Data assimilation studies in a chemistry transport model using limb and nadir satellite geometries


M.S., Ocean, Atmosphere and Climate Sciences, specialization in Remote Sensing, University of Pierre et Marie Curie–Paris VI, 2009


B.S. equivalent (Licence), Applied Physics in Earth Science, University of Pierre et Marie Curie–Paris VI, 2007 

Awards


NASA Group Achievement Award, KORUS-AQ field campaign (2017)

NASA Group Achievement Award, SEAC4RS field campaign (2014)


Selected Publications


Refereed

2026. "Capability Demonstration of a JEDI‐Based System for TEMPO Assimilation: System Description and Evaluation.", Journal of Advances in Modeling Earth Systems, 18 (5): e2025MS005482 [10.1029/2025ms005482] [Journal Article/Letter]