dawson - Department of Earth, Atmospheric, and Planetary Sciences - Purdue University

Dr. Daniel T. Dawson, II

dawson

Assistant Professor
dandawson@purdue.edu
Curriculum Vitae / Google Scholar
Associated website: Atmospheric Science


Education
  • Ph.D., University of Oklahoma, School of Meteorology, Spring 2009 (advisor Ming Xue)
  • M.S., University of Oklahoma, School of Meteorology, Summer 2004 (non-thesis option, advisor Ming Xue)
  • B.S., (with highest distinction), Purdue University, Department of Earth and Atmospheric Sciences, Spring 2002
Research Interests

Numerical prediction of severe convective storms and tornadoes; severe thunderstorm and tornado dynamics; cloud and precipitation microphysics; storm-scale EnKF radar data assimilation, and disdrometer and polarimetric radar observations.

Professional Experience
  • Assistant Professor, Department of Earth, Atmospheric, and Planetary Sciences, Purdue University. August 2015-present.
  • Program Committee Member, 27th Conference on Severe Local Storms. 2014.
  • Storm Video Night Co-chair, 25th, 26th, and 27th Conference on Severe Local Storms. 2010, 2012, & 2014.
  • NSF Postdoctoral Research Fellow at CAPS (transferred from NSSL). 2014.
  • Research Scientist, CAPS. Jan 2013-Present.
  • Visiting Scientist, Mesoscale and Microscale Meteorology (MMM) division, NCAR . March 2012 and April 2013.
  • National Science Foundation (NSF) Postdoctoral Research Fellow at NSSL. 2012.
  • Research Scientist at the Cooperative Institute for Mesoscale Meteorological Studies (CIMMS). Fall 2011-Spring 2012.
  • National Research Council (NRC) Postdoctoral Research Associate at the National Severe Storms Laboratory (NSSL). Fall 2009-Fall 2011.
  • Participant in VORTEX2 (mobile mesonet and disdrometer probes) with Glen Romine of the National Center for Atmospheric Research (NCAR). Spring 2010.
  • Postdoctoral Research Scientist, CAPS.Summer 2009. Volunteer Driver for University of Massachusetts (UMASS) X-pol radar truck in support of VORTEX2 operations. Spring 2009.
  • Research Assistant, University of Oklahoma (OU), College of Atmospheric & Geographic Sciences (CAGS), School of Meteorology (SoM) and Center for Analysis and Prediction of Storms (CAPS). Fall 2002 – Spring 2009.
  • Volunteer driver, navigator, logistics, and backup operator for Dr. Howard Bluestein during several severe convective storm intercepts with mobile Doppler radars. 2004 – 2008.
  • Volunteer driver, navigator, logistics, and backup operator for Dr. Joshua Wurman of Center for Severe Weather Research (CSWR) during a Doppler on Wheels research mission into Hurricanes Isabel (2003) and Frances (2004). 2003 & 2004.
Selected Publications - Google Scholar Page for a complete list of publications
  • Dawson, D. T., II, and M. Xue, 2006: Numerical forecasts of the 15-16 June 2002 Southern Plains severe MCS: Impact of mesoscale data and cloud analysis, Monthly Weather Review, 134, 1607-1629, doi: http://dx.doi.org/10.1175/MWR3141.1, citations: 12
  • Zhang, G., M. Xue, Q. Cao, and D. T. Dawson II, 2008: Diagnosing the intercept parameter for exponential raindrop size distribution based on video disdrometer observations, Journal of Applied Meteorology and Climatology, 47, 2983-2992, doi: http://dx.doi.org/10.1175/2008JAMC1876.1, citations: 18
  • Dawson, D. T., II, M. Xue, J. Milbrandt, and M. K. Yau, 2010: Comparison of Evaporation and Cold Pool Development between Single-Moment and Multimoment Bulk Microphysics Schemes in Idealized Simulations of Tornadic Thunderstorms. Monthly Weather Review, 138, 1152-1171, doi: http://dx.doi.org/10.1175/2009MWR2956.1, citations: 60
  • Dawson, D. T., II, L. Wicker, E. Mansell, and R. Tanamachi, 2012: Impact of the environmental low-level wind profile on ensemble forecasts of the 4 May 2007 Greensburg, KS tornadic storm and associated mesocyclones. Monthly Weather Review, 140, 696-712, doi:http://dx.doi.org/10.1175/MWR-D-11-00008.1., citations: 26
  • Stensrud, D. J., L. J. Wicker, M. Xue, D. T. Dawson II, N. Yussouf, D. M. Wheatley, T. E. Thompson, N. A. Snook, T. M. Smith, A. D. Shenkman, C. K. Potvin, E. R. Mansell, T. Lei, K. M. Kuhlman, Y. Jung, T. A. Jones, J. Gao, M. C. Coniglio, H. E. Brooks, and K. A. Brewster, 2012: Progress and Challenges with Warn-on-Forecast. Atmospheric Research, 123, 2-16, doi:http://dx.doi.org/10.1016/j.atmosres.2012.04.004, citations: 12
  • Tanamachi, R. L., L. J. Wicker, D. C. Dowell, H. B. Bluestein, D. T. Dawson II, and M. Xue, 2013: EnKF Assimilation of High-Resolution, Mobile Doppler Radar Data of the 4 May 2007 Greensburg, Kansas, Supercell into a Numerical Cloud Model. Monthly Weather Review, 141, 625-648, doi: http://dx.doi.org/10.1175/MWR-D-12-00099.1, citations: 8
  • Reeves, H. D., and D. T. Dawson II, 2013: The Dependence of QPF on the Choice of Microphysical Parameterization for Lake-Effect Snowstorms. Journal of Applied Meteorology and Climatology, 52, 363-377, doi: http://dx.doi.org/10.1175/JAMC-D-12-019.1, citations: 2
  • Dawson, D. T., II, L. Wicker, E. Mansell, Y. Jung, and M. Xue, 2013: Low-level Polarimetric Radar Signatures in EnKF Analyses and Forecasts of the 8 May 2003 Oklahoma City Tornadic Supercell: Impact of Multi-moment Microphysics and Comparisons with Observations, Advances in Meteorology, vol. 2013, Article ID 818394, 13 pages, doi: http://dx.doi.org/10.1155/2013/818394, citations: 1
  • Dawson, D. T., II, E. Mansell, Y. Jung, L. Wicker, M. Kumjian, and M. Xue, 2014: Low-level ZDR Signatures in Supercell Forward Flanks: the Role of Size Sorting and Melting of Hail. Journal of the Atmospheric Sciences, 71, 276-299, doi: http://dx.doi.org/10.1175/JAS-D-13-0118.1, citations: 7
  • Wainwright, C. E., D. T. Dawson II, M. Xue, and G. Zhang, 2014: Diagnosing the Intercept Parameters of the Exponential Drop Size Distributions in a Single-Moment Microphysics Scheme and Impact on Supercell Storm Simulations. Journal of Applied Meteorology and Climatology, 53, 2072-2090, doi: http://dx.doi.org/10.1175/JAMC-D-13-0251.1, citations: 1
  • Dawson, D. T., II, E. Mansell, and M. Kumjian, 2015: Does Wind Shear Cause Hydrometeor Size Sorting? Journal of the Atmospheric Sciences, 72, 340-348, doi: http://dx.doi.org/10.1175/JAS-D-14-0084.1, citations: 3
  • Dawson, D. T., II, M. Xue, J. Milbrandt, and A. Shapiro, 2015: Sensitivity of Real-data Simulations of the 3 May 1999 Oklahoma City Tornadic Supercell and Associated Tornadoes to Multi-moment Microphysics. Part I: Storm- and Tornado-scale Numerical Forecasts. Monthly Weather Review, 143, 2241-2265, doi:http://dx.doi.org/10.1175/MWR-D-14-00279.1

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