Articles | Volume 19, issue 18
https://doi.org/10.5194/gmd-19-8597-2026
https://doi.org/10.5194/gmd-19-8597-2026
Development and technical paper
 | 
17 Sep 2026
Development and technical paper |  | 17 Sep 2026

Development of the CCPP-based GEFS-aerosols component in the Unified Forecast System for subseasonal prediction (UFS-Chem v1.0)

Li Zhang, Haiqin Li, Georg A. Grell, Partha S. Bhattacharjee, Gonzalo A. Ferrada, Benjamin W. Green, Shan Sun, Ligia Bernardet, Anders Jensen, Barry Baker, Li Pan, Jian He, Jordan Schnell, Ravan Ahmadov, Samuel Trahan, Dustin Swales, Anning Cheng, Fanglin Yang, Rebecca H. Schwantes, Brian C. McDonald, Dominikus Heinzeller, and Shobha Kondragunta

Model code and software

Development of the CCPP-Based GEFS-Aerosols Component in the Unified Forecast System for Subseasonal Prediction (UFS-Chem v1.0) L. Zhang et al. https://doi.org/10.5281/zenodo.19262140

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Short summary
Based on the operational Global Ensemble Forecast System-Aerosols at the National Centers for Environmental Prediction, we developed an upgraded system using the Common Community Physics Package framework that allows aerosol particles to directly influence radiation and cloud formation, including how precipitation removes particles from the atmosphere. Evaluation against observations and reanalysis data demonstrates improved forecast skill for weather and subseasonal prediction.
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