Dr. rer. nat. Behrooz Keshtgar

Dr. rer. nat. Behrooz Keshtgar

  • Institute of Meteorology and Climate Research, Wolfgang-Gaede-Straße 1
    76131 Karlsruhe

Research Interests

  • Dynamics of extratropical cyclones and midlatitude predictability
  • The microphysical and radiative impact of clouds on extratropical cyclones
  • Numerical weather prediction modeling 

Projects

  • Past Project: Waves2Weather B4 - Radiative interactions at the NWP scale and their impact on midlatitude cyclone predictability
  • ICE2DYN: From ice microphysics to midlatitude dynamics and predictability

Teaching

  • Cloud Physics (MSc, 2025-2026)
  • The Future of Weather and Climate Modeling (Literatureseminar; MSc, 2025)
  • Tutorial for Climate Modeling & Dynamics with ICON (MSc, 2024-2025)

Curriculum Vitae

  • Since 07/2024: Research Associate, IMKTRO, KIT
  • 2020-2024: PhD Student, IMKTRO, KIT
  • 2016-2018: MSc in Meteorology, University of Tehran
  • 2012-2016: BSc in Physics-Meteorology, University of Yazd 

Google Scholar

LinkedIn

Publications

Submitted / In review

  • Keshtgar, B.; Hoose, C.; and Voigt, A.: Cloud-Radiative Impact on the Dynamics of Extratropical Cyclones During NAWDEX. Monthly Weather Review [Accepted], 2026
  • Waman, D., Meusel, J., Keshtgar, B., Wallentin, G., Barthlott, C., Patade, S., Shete, S., Prabhakaran, T., Fievet, R., Finney, D., Blyth, A., and Hoose, C.: Impacts of Secondary Ice Production on the Microphysics and Dynamics of Deep Convective Clouds in Different Environments, EGUsphere [preprint], https://doi.org/10.5194/egusphere-2025-6129, 2026

Other Publications

  • Keshtgar, B.: Data and code repository for the “Uncertainties in cloud-radiative heating within an idealized extratropical cyclone”, Zenodo [data set], https://doi.org/10.5281/zenodo.10807815, 2024
  • Keshtgar, B., Voigt, A., Hoose, C., Riemer, M., and Mayer, B.: ICON baroclinic life cycle simulations description and dataset for studying the cloud-radiative impact on the dynamics of an idealized cyclone, LMU Munich, Faculty of Physics [data set], https://doi.org/10.57970/h1y02-bjv70, 2023
  • Keshtgar, B.; Alizadeh-Choobari, O.; Irannejad, P.: Seasonal and interannual variations of the intertropical convergence zone over the Indian Ocean based on an energetic perspective, Climate Dynamics, 54 (7), 3627–3639, https://doi.org/10.1007/s00382-020-05195-5, 2020

2024
Cloud-Radiative Impact on the Dynamics of Extratropical Cyclones and Implications for Predictability. PhD dissertation
Keshtgar, B.
2024, August 20. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000173433
Uncertainties in cloud-radiative heating within an idealized extratropical cyclone
Keshtgar, B.; Voigt, A.; Mayer, B.; Hoose, C.
2024. Atmospheric Chemistry and Physics, 24 (8), 4751–4769. doi:10.5194/acp-24-4751-2024
2023
Tug‐Of‐War on Idealized Midlatitude Cyclones Between Radiative Heating From Low‐Level and High‐Level Clouds
Voigt, A.; Keshtgar, B.; Butz, K.
2023. Geophysical Research Letters, 50 (14), e2023GL103188. doi:10.1029/2023GL103188
How does cloud-radiative heating over the North Atlantic change with grid spacing, convective parameterization, and microphysics scheme in ICON version 2.1.00?
Sullivan, S.; Keshtgar, B.; Albern, N.; Bala, E.; Braun, C.; Choudhary, A.; Hörner, J.; Lentink, H.; Papavasileiou, G.; Voigt, A.
2023. Geoscientific Model Development, 16 (12), 3535–3551. doi:10.5194/gmd-16-3535-2023
Cloud-radiative impact on the dynamics and predictability of an idealized extratropical cyclone
Keshtgar, B.; Voigt, A.; Hoose, C.; Riemer, M.; Mayer, B.
2023. Weather and Climate Dynamics, 4 (1), 115–132. doi:10.5194/wcd-4-115-2023