Dr Hyacinth C. Nnamchi

Division of Ocean Circulation and Climate Dynamics
Marine Meteorology

Office:

Office: 5.317
Phone: +49 431 600-4061
Email: hnnamchi(at)geomar.de

Address:
Wischhofstr. 1-3 24148 Kiel, Germany

Professional Experience

  • since 01/2024: Member | CLIVAR Atlantic Regional Panel
  • since 01/2023: Postgraduate Supervisor | WASCAL
  • since 10/2021: Professor | University of Nigeria Nsukka, Nigeria
  • since 01/2021: DFG-funded Independent Researcher | ºÚÁÏÊÓÆµ
  • 01/2018 – 09/2021: Lead-Author | IPCC WG1 Chapter 2
  • 01/2018 – 12/2020: Alexander von Humboldt Postdoc | ºÚÁÏÊÓÆµ
  • 01/2017 – 12/2021: Regular Associate | ICTP Italy
  • 01/2011 – 12/2015: Junior Associate | ICTP Italy
  • 10/2005 – 08/2017: Graduate Assistant/.../Senior Lecturer | University of Nigeria, Nsukka, Nigeria

Education

  • 07/2013: Ph.D in Meteorology | Institute of Atmospheric Physics, Beijing, China
  • 09/2006: M.Sc in Climatology | University of Nigeria, Nsukka, Nigeria
  • 02/2002: B.Sc in Geography & Climatology | University of Nigeria, Nsukka, Nigeria

Current Teaching

Bachelor of Science in Earth System Physics, Faculty of Mathematics and Natural Sciences at Christian Albrecht University of Kiel

  • Introduction to Meteorology
  • Semester Project (Coordination)
  • Atmospheric and Climate Physics

Master of Science in Climate Change and Marine Sciences, Institute of Engineering and Marine Sciences at the Atlantic Technical University of Cabo Verde

  • Geospatial Data Analysis

Recent Publications

  • Cai, W., C. Reason, E. Mohino, B. Rodríguez de Fonseca, J. Malherbe, A. Santoso, X. Li, H. Chikoore, H. C. Nnamchi, M. J. McPhaden, N. Keenlyside, A. Taschetto, L. Wu, B. Ng, Y. Liu, T. Geng, K. Yang, G. Wang, F. Jia, X. Lin, S. Li, Y. Yan, J. Wang, L. Zhang, Z. Li, W. Pokam, L Zhou, X. Zhang, F. Engelbrecht (2025). Impact of El Niño-Southern Oscillation on African climate. Nature Reviews Earth & Environment. 6, 503520.
    .

  • Liu, Y., M. J. McPhaden, W. Cai, Y. Zhang, J. Zhao, H. C. Nnamchi, X. Lin, Z. Li, J-.Y. Yang (2025). Basin-wide and coastal modes of north tropical Atlantic variability have distinct impacts onhurricanes. Communications Earth & Environment. 6, 549. .

  • Tian, Q., J.-Y. Yu, H. C. Nnamchi, T. Li, J. Li, L. Zhang, X. Li (2025). Unraveling the mystery of recent shortened response time of ENSO to Atlantic forcing. Nature Communications. 16, 5884. .

  • Savita, A., J. Kjellsson, M. Latif, H. C. Nnamchi & S. Wahl (2025). Causes of Eurasian Winter-Cooling During the late 20th and Early 21st Century. Geophysical Research Letters. 52, e2024GL114140. .

  • Nnamchi, H. C. & M. Latif (2025). Predictable Equatorial Atlantic variability from atmospheric convection-ocean coupling. npj Climate & Atmospheric Science. 8, 149. .

  • Okoro, U. K., C. U, Opara, H.C. Nnamchi & W. Chen (2025). Nigeria vegetation trend during recent West African monsoon season and the near future implications in CORDEX-Africa. Agricultural and Forest Meteorology. 367,110499. .

 

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