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Steve Nesbitt

Steve Nesbitt

Professor & Department Head

CliMASDepartment of Climate, Meteorology & Atmospheric Sciences (CliMAS), University of Illinois Urbana-Champaign
Argonne National LaboratoryJoint Appointment, Environmental Sciences Division, Argonne National Laboratory

About

Steve Nesbitt is a Professor and Department Head in the Department of Climate, Meteorology & Atmospheric Sciences (CliMAS) at the University of Illinois Urbana-Champaign, where he has been a faculty member since 2006. His research focuses on radar and satellite meteorology, mesoscale convective systems, tropical and subtropical meteorology, cloud microphysics, and data science applied to the water cycle and high-impact weather. He is recognized for leading major international field campaigns studying cloud dynamics and physics and high-impact weather.


Research Focus Areas

  • Global Precipitation Science — Satellite and ground-based remote sensing of precipitation across the tropics and subtropics.
  • Convective Storms & Severe Weather — Dynamics and structure of organized convective systems and their role in severe weather.
  • Radar & Remote Sensing — Polarimetric radar theory, retrieval algorithms, and open-source radar software.
  • Terrain–Precipitation Coupling — Orographic effects on convection and precipitation in complex terrain environments.
  • Cloud Microphysics & Snowfall — Particle size distributions, lake-effect snow, and radar microphysical retrievals.
  • Urban Hydrometeorology — Urban effects on precipitation and flooding.
  • Data Science & Machine Learning — Neural network retrievals, AI-enabled urban climate modeling, radar echo classification, and Python-based open-source tools for weather and climate data analytics.

Textbook

Radar Meteorology: A First Course

Radar Meteorology: A First Course
Robert M. Rauber and Stephen W. Nesbitt
Wiley-Blackwell, 2018 · 488 pp.

Radar Meteorology: A First Course is a graduate-level textbook designed for students encountering weather radar for the first time. It covers the physical principles of radar, signal processing, polarimetric observables, precipitation estimation, severe weather applications, and emerging radar technologies. The book is used in ATMS 410 (Radar Meteorology) at the University of Illinois and at universities worldwide.


Selected Honors & Recognition

Year Honor
2025 Fellow, American Meteorological Society
2025–26 Fellow, Big Ten Academic Alliance Department Executive Officer Program
2025 Distinguished Visitor, National University of Córdoba, Argentina
2023 Distinguished Alumni Award, University of Utah
2023 Chicago Council Science & Technology Societal Impact Award
2024, 2020, 2015, 2011 NASA Group Achievement Awards
2021, 2023 Outstanding Graduate Student Mentor Award, University of Illinois
2015 NASA Robert H. Goddard Award
2008 NASA New Investigator Award

Education

Degree Field Institution Year
Ph.D. Meteorology University of Utah 2003
M.S. Meteorology Texas A&M University 1999
B.S. (summa cum laude) Meteorology SUNY College at Oswego 1997

Contact

Email snesbitt@illinois.edu
Phone (217) 244-3740
Office 3074 Natural History Building, 1301 W Green St, Urbana, IL 61801
Department Climate, Meteorology & Atmospheric Sciences, University of Illinois