Mr. Stephen E. Lang

Research Meteorologist, SSAI
Mesoscale Atmospheric Processes Laboratory (Code 612)
NASA Goddard Space Flight Center
Greenbelt, MD 20771
(301) 614-6331
e-mail: Stephen.E.Lang@nasa.gov


Education:

  • M.S., Meteorology, The Florida State University, 1991
  • B.S., Meteorology, Cornell University, 1985
  • H.S., Albuquerque Academy, 1982

 

Employment:

  • Research Meteorologist, Science Systems and Applications, Inc., onsite at NASA GSFC, since 1990
  • Research Meteorologist, General Sciences Corporation, onsite at NASA GSFC, 1987-1990
  • Research Assistant, Florida State University, 1985-1987
  • Teaching Assistant, Florida State University, 1985



Honors, Awards and Memberships:

  • Outstanding Scientific Support Award (NASA GSFC, Mesoscale Atmospheric Processes Branch, 2010)
  • Outstanding Performance Award for Software Development (NASA GSFC, Laboratory for Atmospheres, 2009)
  • Best Paper Award (NASA GSFC, Mesoscale Atmospheric Processes Branch, 2007)
  • Group Achievement Award (NASA GSFC, NASA's Hurricane Resource Web Page Team, 2006)
  • Outstanding Scientific Achievement Award (NASA GSFC, Laboratory for Atmospheres, 2003)
  • Outstanding Achievement Award (NASA GSFC, Mesoscale Atmospheric Processes Branch, 1992, 2002)
  • Chi Epsilon Pi (Honorary Meteorological Society, Florida State University Chapter)
  • Dean's List (Cornell University: Spring, 1983; Fall, 1984)
  • American Meteorological Society (member)
  • American Geophysical Union (member)

 

Publications (Journal):

  1. Tao, W.-K., Y. N. Takayabu, S. Lang, W. Olson, S. Shige, A. Hou, X. Jiang, W. Lau, T. Krishnamurti, D. Waliser, C. Zhang, R. Johnson, R. Houze, P. Ciesielski, M. Grecu, S. Hagos, R. Kakar, N. Nakamura, S. Braun, and A. Bhardwaj, 2014:  TRMM Latent Heating Retrieval and Comparison with Field Campaigns and Large-Scale Analyses, AMS Meteorological Monographs - Multi-scale Convection-Coupled Systems in the Tropics (in review)
  2. Lang, S., W.-K. Tao, J.-D. Chern, D. Wu, and X. Li, 2014:  Benefits of a 4th ice class in the simulated radar reflectivities of convective systems using a bulk microphysics scheme.  J. Atmos. Sci. (in press) doi: http://dx.doi.org/10.1175/JAS-D-13-0330.1
  3. Tao, W.-K., S. Lang, X. Zeng, X. Li, T. Matsui, K. Mohr, D. Posselt, J. Chern, P. Norris, I.-S. Kang, I. Choi, and M. Yang, 2014:  The Goddard Cumulus Ensemble (GCE) Model:  Improvements and applications for Studying Precipitation Processes. Atmos. Res., 143, 392-424. DOI: 10.1016/j.atmosres.2014.03.005
  4. Tao, W.-K., D. Wu, T. Matsui, C. Peters-Lidard, S. Lang, A. Hou, and M. Rienecker, W. Petersen, and M. Jensen, 2013:  Precipitation intensity and variation during MC3E:  A numerical modeling study.  J. Geophy. Res., 118, 7199-7218.
  5. Tao, W.-K., J. J. Shi, P.-L. Lin, J. Chen, S. Lang, M.-Y. Chang, M.-J. Yang, C.-C. Wu, C. Peters-Lidard, C.-H. Sui and B. J.-D. Jou, , 2011: High-resolution numerical simulation of the extreme rainfall associated with Typhoon Morakot. Part I: Comparing the impact of microphysics and PBL parameterizations with observations. Terr. Atmos. Ocn. Sci., 22, 673-696.
  6. Jiang, X., D. Waliser, W. Olson, W.-K. Tao, T. L’Ecuyer, K.-F. Li, Y. Yung, S. Shige, S. Lang, and Y. Takayabu, 2011: Vertical diabatic heating structure of the MJO: Intercomparison between recent reanalyses and TRMM estimates. Mon. Wea. Rev., 139, 3208-3223, http://dx.doi.org/10.1175/2011MWR3636.1
  7.  Lang, S., W.-K. Tao, X. Zeng, and Y. Li, 2011: Reducing the biases in simulated radar reflectivities from a bulk microphysics scheme: Tropical convective systems. J. Atmos. Sci., 68, 2306-2320.
  8. Zeng, X., W.-K. Tao, T. Matsui, S. Xie, S. Lang, M.-H. Zhang, D. Starr, and X. Li, 2011: Estimating the ice crystal enhancement factor in the Tropics. J. Atmos. Sci., 68, 1424-1434.
  9. Tao, W.-K., J. J. Shi, S. S. Chen, S. Lang, P.-L. Lin, S.-Y. Hong, C. Peters-Lidard and A. Hou, 2011: The impact of microphysical schemes on hurricane intensity and track. Asia-Pacifc J. Atmos. Sci., 47, 1-16.
  10. Smith, E. A., W.-K. Tao, Z. S. Haddad, A. Y. Hou, R. K. Kakar, M. Katsumata, T .N. Krishnamurti, S. Lang, W. S. Olson, S. Satoh, S. Shige, Y. Takayabu, G. J. Tripoli, and S. Yang, 2010: A review of TRMM satellite latent heating retrieval: Algorithm development, validation, and applications. J. Meteor. Soc. Japan, (submitted)
  11. Tao, W.-K., J. J. Shi, S. S. Chen, S. Lang, S.-Y. Hong, G. Thompson, C. Peters-Lidard, A. Hou, S. Braun, and J. Simpson, 2010: Studying precipitation processes in WRF with Goddard bulk microphysics in comparison with other microphysical schemes. Mon. Wea. Rev., (submitted)
  12. Zhang, C., J. Ling, S. Hagos, W.-K. Tao, S. Lang, Y. N. Takayabu, S. Shige, M. Katsumata, W. S. Olson, and T. L’Ecuyer, 2010: MJO signals in latent heating: Results from TRMM retrievals. J. Atmos. Sci., 67, 3488-3508.
  13. Shi, J. J., W.-K. Tao, T. Matsui, R. Cifelli, A. Hou, S. Lang, A. Tokay, N.-Y. Wang, C. Peters-Lidard, G. Skofronick-Jackson, S. Rugtledge, and W. Petersen, 2010: WRF simulations of the 20-22 January 2007 snow events over eastern Canada: Comparison with in situ and satellite observations. J. App. Meteor. Clim., 49, 2246-2266.
  14. Hagos, S., C. Zhang, W.-K. Tao, S. Lang, Y. Takayabu, S. Shige, M. Katsumata, W. Olson, and T. L’Ecuyer, 2010: Estimates of tropical diabatic heating profiles: Commonalities and uncertainties. J. Climate, 23, 542-558.
  15. Tao, W.-K., S. Lang, X. Zeng, S. Shige, and Y. Takayabu, 2010: Relating convective and stratiform rain to latent heating. J. Climate., 23, 1874-1893.
  16. Ott, L., K. Pickering, G. Stenchikov, D. Allen, A. DeCaria, B. Ridley, R.-F. Lin, S. Lang, and W.-K. Tao, 2010: Production of lightning NOx and its vertical distribution calculated from 3-D cloud-scale chemical transport model simulations. J. Geophy. Res., 115, D04301, doi:10.1029/2009JD011880.
  17. Tao, W.-K., D. Anderson, J. Chern, J. Estin, A. Hou, P. Houser, R. Kakar, S. Lang, W. Lau, C. Peters-Lidard, X. Li, T. Matsui, M. Rienecker, M. Schoeberl, B.-W. Shen, J.-J. Shi, and X. Zeng, 2009: The Goddard multi-scale modeling system with unified physics, Annales Geophysics, 27, 3055-3064.
  18. Jiang, X., D. Waliser, W. Olson, W.-K. Tao, T. L’Ecuyer, J.-L. Li, B. Tian, Y. Yung, A. Tompkins, S. Lang, and M. Grecu, 2009: Vertical heating structures associated with the MJO as characterized by TRMM estimates, ECMWF reanalyses, and forecasts: A case study during 1998/99 Winter. J. Climate, 22, 6001-6020.
  19. Zeng, X., W.-K. Tao, M. Zhang, A. Y. Hou, S. Xie, S. Lang, X. Li, D. Starr, and X. Li, 2009: A contribution by ice nuclei to global warming. Q. J. R. Met. Soc., 135, 1614-1629, DOI: 10.1002/qj.449.
  20. Matsui, T., X. Zeng, W.-K. Tao, H. Masunaga, W. Olson, and S. Lang, 2009: Evaluation of long-term cloud-resolving model simulations using satellite radiance observations and multi-frequency satellite simulators. J. Atmos. Ocn. Tech., 26, 1261-1274.
  21. Zeng, X., W.-K. Tao, M. Zhang, A. Y. Hou, S. Xie, S. Lang, X. Li, D. Starr, X. Li, and J. Simpson, 2009: An indirect effect of ice nuclei on atmospheric radiation. J. Atmos. Sci., 66, 41-61.
  22. Tao, W.-K., D. Anderson, R. Atlas, J. Chern, P. Houser, A. Hou, S. Lang, W. Lau, C. Peters-Lidard, R. Kakar, S. Kumar, W. Lapenta, X. Li, T. Matsui, M. Rienecker, B.-W. Shen, J. J. Shi, J. Simpson, and X. Zeng, 2008: A Goddard multi-scale modeling system with unified physics, GEWEX NEWS Letter, 18(1), 6-8.
  23. Zeng, X., W.-K. Tao, S. Lang, A. Y. Hou, M. Zhang, and J. Simpson, 2008: On the sensitivity of atmospheric ensembles to cloud microphysics in long-term cloud-resolving model simulations. J. Meteor. Soc. Japan, 86A, 45-65.
  24. Zinner, T., A. Marshak, S. Lang, J. V. Martins, and B. Mayer, 2008: Remote sensing of cloud sides of deep convection: towards a three-dimensional retrieval of cloud particle size profiles. Atmos. Chem. Phys., 8, 4741-4757.
  25. Juang, H.-M., W.-K. Tao, X. Zeng, C.-L. Shie, S. Lang, and J. Simpson, 2007: Parallelization of the NASA Goddard Cumulus Ensemble Model for Massively Parallel Computing. Terr. Atmos. Ocean. Sci., Vol. 18, No. 3, 593-622.
  26. Tao, W.-K., X. Li, A. Khain, T. Matsui, S. Lang, and J. Simpson, 2007: The role of atmospheric aerosol concentration on deep convective precipitation: Cloud-resolving model simulations. J. Geophy. Res., 112, D24S18, doi:10.1029/2007JD008728.
  27. Zeng, X., W.-K. Tao, M. Zhang, C. Peters-Lidard, S. Lang, J. Simpson, S. Kumar, S. Xie, J. L. Eastman, C.-L. Shie, and J. V. Geiger, 2007: Evaluating clouds in long-term cloud-resolving model simulations with observational data. J. Atmos. Sci., 64, 4153-4177.
  28. Lang., S., W.-K. Tao, R. Cifelli, W. Olson, J. Halverson, S. Rutledge, and J. Simpson, 2007: Improving simulations of convective systems from TRMM LBA: Easterly and westerly regimes. J. Atmos. Sci., 64, 1141-1164
  29. Gao, S., X. Li, W.-K. Tao, C.-L. Shie and S. Lang, 2007: Convective and moist vorticity vectors associated with tropical oceanic convection: A three-dimensional cloud-resolving model simulation. J. Geophy. Res., 112, D01105, doi:10.1029/2006JD007179.
  30. Tao, W.-K., E. Smith, R. Adler, Z. Haddad, A. Hou, T. Iguchi, R. Kakar, T. N. Krishnamurti, C. Kummerow, S. Lang, R. Meneghini, K. Nakamura, T. Nakazawa, K. Okamoto, W. Olson, S. Satoh, S. Shige, J. Simpson, Y. Takayabu, G. Tripoli, and S. Yang, 2006: Latent heating from TRMM satellite measurements. Bull. Amer. Met. Soc., 87, 1555-1572.
  31. Grabowski, W.W., P. Bechtold, A. Cheng, R. Forbes, C. Halliwell, M. Khairoutdinov, S. Lang, T. Nasuno, J. Petch, W.-K. Tao, R. Wong, X. Wu, and K.-M. Xu, 2006: Daytime convective development over land: A model intercomparison based on LBA observations. Quart. J. Roy. Met. Soc., 132, 317-344.
  32. Olson, W.-S., C. D. Kummerow,, S. Yang, G. W. Petty, W.-K. Tao, T. L. Bell, S. A. Braun, Y. Wang, S. E. Lang, D. E. Johnson and C. Chiu, 2006: Precipitation and latent heating distributions from satellite passive microwave radiometry. Part I: Method and uncertainties. J. Applied Meteor., 45, 702-720.
  33. Tao, W.-K., S. Lang, W. Olson, S. Satoh, S. Shige, Y. Takayabu, and S. Yang, 2004: Heating structure derived from TRMM. Japan Aerospace Exploration Agency, Earth Observation Research and Application Center, 18-40.
  34. Lang, S., W.-K. Tao, J. Simpson and B. Ferrier, 2004: Reply to 'Comment on "Modeling of convective-stratiform precipitation processes: Sensitivity to partitioning methods" by M. Steiner'. J. Appl. Meteor., 43, 962-965.
  35. Tao, W.-K., R. Adler, D. Baker, S. Braun, M.-D. Chou, M.F. Jasinski, Y. Jia, R. Kakar, M. Karyampudi, S. Lang, W. Lau, B. Lynn, Z.-X. Pu, M. Shepherd, J. Simpson, D. Starr, Y. Wang, P. Wetzel and J. Weinman, 2003: Regional-scale modeling at NASA Goddard Space Flight Center, Recent Research Developments in Atmospheric Science, Research Signpost, 2, 1-52.
  36. Lang, S., W.-K. Tao, J. Simpson and B. Ferrier, 2003: Modeling of convective-stratiform precipitation processes: Sensitivity to partitioning methods. J. Appl. Meteor., 42, 505-527.
  37. Wang, Y., W.-K. Tao, J. Simpson and S. Lang, 2003: The sensitivity of tropical squall lines to surface fluxes: Three-dimensional cloud-resolving model simulations. Q. J. R. Met. Soc., 129, 987-1006.
  38. Tao, W.-K., J. Simpson, D. Baker, S. Braun, M.-D. Chou, B. Ferrier, D. Johnson, A. Khain, S. Lang, B. Lynn, C.-L. Shie, D. Starr, C.-H. Sui, Y. Wang and P. Wetzel, 2003: Microphysics, radiation and surface processes in the Goddard Cumulus Ensemble (GCE) model. Meterol. Atmos. Phys., 82, 97-137.
  39. Tao, W.-K., S. Lang, W. S. Olson, R. Meneghini, S. Yang, J. Simpson, C. Kummerow, E. Smith and J. Halverson, 2001: Retrieved vertical profiles of latent heat release using TRMM rainfall products for February 1998. J. Appl. Meteor., 40, 957-982.
  40. Tao, W.-K., S. Lang, J. Simpson, W. S. Olson, D. Johnson, B. Ferrier, C. Kummerow and R. Adler, 2000: Vertical profiles of latent heat release and their retrieval for TOGA COARE convective systems using a cloud resolving model, SSM/I, and ship-borne radar data. J. Meteor. Soc. Japan, 78, 333-355.
  41. Redelsperger, J. L., P. R. A. Brown, F. Guichard, C. Hoff, M. Kawasima, S. Lang, T. Montmerle, K. Nakamura, K. Saito, C. Seman, W.-K. Tao and L. J. Donner, 1999: A GCSS model intercomparison for a tropical squall line observed during TOGA-COARE. Part 1: Cloud-resolving models. Q. J. R. Met. Soc., 126, 823-863.
  42. Tao, W.-K., S. Lang, J. Simpson, C.-H. Sui, B. Ferrier, and M.-D. Chou, 1996: Mechanisms of cloud-radiation interaction in the Tropics and midlatitudes. J. Atmos. Sci., 53, 2624-2651.
  43. Tao, W.-K., S. Lang, J. Simpson, and R. Adler, 1993: Retrieval algorithms for estimating the vertical profiles of latent heat release: Their applications for TRMM. J. Meteor. Soc. Japan, 71, 685-700.
  44. Koch, S. E., F. Einaudi, P. Dorian, S. Lang, and G. Heymsfield, 1993: A mesoscale gravity-wave Eeent observed during CCOPE. Part IV: Stability analysis and doppler-derived wave vertical structure. Mon. Wea. Rev., 121, 2483-2510.
  45. Tao, W.-K., J. Simpson, C.-H. Sui, B. Ferrier, S. Lang, J. Scala, M.-D. Chou, and K. Pickering, 1993: Heating, moisture, and water budgets of tropical and midlatitude squall lines: Comparisons and sensitivity to longwave radiation. J. Atmos. Sci., 50, 673-690.
  46. Tao, W.-K., J. Simpson, S. Lang, M. McCumber, R. Adler, and R. Penc, 1990: An algorithm to estimate the heating budget from vertical hydrometeor profiles. J. Appl. Meteor., 29, 1232-1244.

 

Current Support:

Proposal Title: A Multi-Scale Modeling System for Studying Convective Systems and their Associated Microphysical and Precipitation Processes, Rainfall, and Latent Heating Structures in support of the NASA Precipitation Measurement Mission (PMM)
PI: Wei-Kuo Tao
Program: NASA Precipitation Science
Period: May 2010 – April 2013
Commitment: 0.8 FTE
Status: Funded