Steven J. Greybush Research Group

Faculty | Graduate Students | Alumni

Steven J. Greybush

Associate Professor of Meteorology
Co-Hire, Institute for Computational and Data Sciences

Associate Director and Chair, Executive Team,
Center for Advanced Data Assimilation and Predictability Techniques

618 Walker Building
University Park, PA 16802
Phone: (814) 867-4926
Email: sjg213@psu.edu

Current Graduate Students

Da Fan
Ph.D. Graduate Student


• Atmospheric Predictability
• Machine Learning

Ryan McMichael
Ph.D. Graduate Student


• Planetary Atmospheres
• Data Assimilation

Ethan Schaefer
Ph.D. Graduate Student


• Data Assimilation
• Winter Storms

Jon Seibert
Ph.D. Graduate Student


• Geometry-Sensitive Ensemble Mean
• Winter Storms
• Data Assimilation

Song Zhang
Ph.D. Graduate Student
(Co-Advisor: Dr. Matthew Kumjian)

• Radar meteorology
• Winter storms



Group Alumni

Recent Graduates:

Steven Naegele
Ph.D., 2022


Investigation of Wind Regimes in Kuwait and the Northeastern U.S. Coast Using Observations and Self-Organizing Maps of Model Output

Noah Polek-Davis
M.S., 2022


Comparative Analysis of Martian Global Dust Storms Genesis and Progression

Hartzel Gillespie
Ph.D., 2021


Investigation of Martian meteorology using the Ensemble Mars Atmosphere Reanalysis System (EMARS)

Robert Nystrom
Ph.D., 2020


The dynamics and predictability of major hurricanes: influences of initial condition uncertainty and model error explored using ensemble data assimilation

Glen Hanson
M.S., 2016


Impact of Assimilating Surface Pressure Observations from Smartphones: Observing System Simulation Experiments with the PSU WRF-EnKF

Petros Kalogeras
M.S., 2015


Evaluating Radiance and Retrieval Assimilation of Mars Thermal Emission Spectrometer Spacecraft Observations