Charanjit S. Pabla is a research radar meteorologist at NASA Goddard Space Flight Center (GSFC) Wallops Flight Facility (WFF) at Wallops Island, VA. Charanjit is responsible for operating NASA’s S-Band Dual Polarimetric Radar (NPOL) in conjunction with the Global Precipitation Measurement (GPM) satellite overpass for ground validation support to improve and calibrate satellite based precipitation estimates. Additionally, he conducts radar-precipitation research utilizing various ground-based weather radars (WSR-88Ds) and NPOL as well as ground instruments such as disdrometers and rain gauges.
Charanjit Singh Pabla
(Research Scientist)
| Email: | charanjit.s.pabla@nasa.gov |
| Phone: | 757.824.2269 |
| Org Code: | 612 |
| Address: |
NASA/WFF Mail Code 610.W Wallops, VA 23337 |
| Employer: | SCIENCE SYSTEMS AND APPLICATIONS INC |
Brief Bio
Research Interests
Positions/Employment
Radar Meteorologist
Science Systems and Applications, Inc (SSAI) - Wallops Island, VA
December 2016 - Present
- Operate NASA's S-Band Dual-Polarimetric Radar (NPOL)
- Weather forecast for Global Precipitation Measurement (GPM) satellite overpass
- Conduct precipitation science research utilizing various ground based instruments
Operational Meteorologist & Data Analyst
Commodity Weather Group, LLC - Bethesda, MD
January 2016 - November 2016
- Short and medium range operational forecasting for energy and agricultural markets
- Conduct statistical data analysis for energy and agricultural sectors
- Write weather risk and analysis blogs
Graduate Research Assistant
Severe Weather Institute Radar & Lightning Laboratories (SWIRLL) at University of Alabama in Huntsville, Department of Atmospheric Science - Huntsville, AL
May 2014 - December 2015
- Conduct research funded by the NASA Global Precipitation Measurement (GPM) Mission to analyze disdrometer drop size distribution (DSD) integration period sensitivity to empirical radar-rain and gamma model algorithms
- Participated in NASA's Integrated Precipitation and Hydrology Experiment (IPHEx) maintaining and calibrating ground instruments (disdrometers and rain guages); and forecasting GPM satellite overpass to aid flight operations
Volunteer
National Weather Service (NWS) - Seattle, WA
June 2012 - September 2012
- Dual-polarimetric radar training through case study analysis over the Great Plains and Western United States
- Assisting lead hydrologist on creating an algorithm for river basin flooding
Education
M.S. in Atmospheric Science from University of Alabama - Huntsville, 2016
Thesis: Analyzing the sensitivity of disdrometer-derived drop size distribution (DSD) integration period to radar-rain and gamma model relation algorithms
B.S. in Atmospheric Science from University of Washington - Seattle, 2012
Professional Societies
Member, American Meteorological Society
2012 - Present
Member, American Geophysical Union
2014 - Present
Professional Service
American Meteorological Society (AMS) Student Chapter
- University of Alabama in Huntsville--President, 2014-2015
- Rocket City Weather Fest--Co-Chair, 2014-2015
- University of Washington--Vice President, 2011-2012
Special Experience
- Knowledge in weather radar operations
- Experience in polarimetric radar modeling
- Excellent programming experience (IDL, MatLab, and Python)
- Experience with MySQL database
- Familiar with Unix/Linux Environment and Shell Scripting
- Excellent knowledge in statistical data analysis
Publications
Refereed
2022. "GPM Ground Validation at NASA Wallops Precipitation Research Facility." Journal of Atmospheric and Oceanic Technology 39 (8): 1199-1215 [10.1175/jtech-d-21-0122.1] [Journal Article/Letter]
2020. "Drop Size Distribution Measurements in Outer Rainbands of Hurricane Dorian at the NASA Wallops Precipitation-Research Facility." Atmosphere 11 (6): 578 [10.3390/atmos11060578] [Journal Article/Letter]
2018. "The System for Integrating Multi-platform data to Build the Atmospheric column (SIMBA) precipitation observation fusion framework." Journal of Atmospheric and Oceanic Technology JTECH-D-17-0187.1 [10.1175/jtech-d-17-0187.1] [Journal Article/Letter]
Talks, Presentations and Posters
Invited
Sample Time Sensitivity on Rain Drop Size Distribution (DSD) and Radar Parameters
2014
NSSTC 8th Annual Science & Technology JAMBOREE, Huntsville, AL
Other
GPM Ground Validation Studies at the Wallops/GPM Precipitation Research Facility
February 2017
GSFC Jamboree
Drop Size Distribution Temporal Sample Sensitivity Analysis on Radar-Rain Relations and Gamma Model Parameters
November 2015
American Meteorological Society 37th Conference on Radar Meteorology, Norman, OK
Integration Time Influence on Rain Drop Size Distribution (DSD) and Radar Parameters from disdrometer data
2014
American Geophysical Union Fall Meeting, San Francisco, CA