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Energy and Environment Directorate

Karthik Balaguru

Karthik Balaguru

(206) 528-3364

Research Interests

  • Role of upper-ocean dynamics in climate variability
  • Air-sea interaction
  • Tropical Cyclones and climate

Education and Credentials

  • Bachelor and Master of Technology (Ocean Engineering): Indian Institute of Technology - Madras (2006)
  • Doctor of Philosophy (Oceanography): Texas A&M University (2011)

PNNL Publications


  • Hagos S.M., C. Zhang, L. Leung, O.A. Garuba, C.D. Burleyson, and K. Balaguru. 2020. "Impacts of insolation and soil moisture on the seasonality of interactions between the Madden-Julian Oscillation and Maritime Continent." Journal of Geophysical Research: Atmospheres 125, no. 13:Article No. e2020JD032382. PNNL-SA-150515. doi:10.1029/2020JD032382


  • Fan K., X. Wang, G.R. Foltz, and K. Balaguru. 2019. "Meridional oscillation in genesis location of tropical cyclones in the postmonsoon Bay of Bengal." Climate Dynamics 53, no. 3-4:2103-2118. PNNL-SA-144628. doi:10.1007/s00382-019-04794-1
  • Khangaonkar T.P., A. Nugraha, W. Xu, and K. Balaguru. 2019. "Salish Sea Response to Global Climate Change, Sea Level Rise, and Future Nutrient Loads." Journal of Geophysical Research. C. (Oceans) 124, no. 6:3876-3904. PNNL-SA-143747. doi:10.1029/2018JC014670


  • Foltz G., K. Balaguru, and S.M. Hagos. 2018. "Interbasin Differences in the Relationship Between SST and Tropical Cyclone Intensification." Monthly Weather Review 146, no. 3:853-870. PNNL-SA-126415. doi:10.1175/MWR-D-17-0155.1


  • Foltz G.R., and K. Balaguru. 2016. "Prolonged El Niņo conditions in 2014-15 and the rapid intensification of Hurricane Patricia in the eastern Pacific." Geophysical Research Letters 43, no. 19:10,347-10,355. PNNL-SA-119082. doi:10.1002/2016GL070274


  • Balaguru K., P. Chang, R. Saravanan, and C.J. Jang. 2012. "The Barrier Layer of the Atlantic Warmpool: Formation Mechanism and Influence on the Mean Climate." Tellus Series A. Dynamic Meteorology and Oceanography 64. PNNL-SA-82119. doi:10.3402/tellusa.v64i0.18162

Energy and Environment

Core Research Areas