Profile for Ali Tokay

Contact: E-mail
Office Phone: 301-614-6140
Fax: 301-614-5492


Education Ph.D. 1993 - Atmospheric Sciences - University of Illinois Urbana-Champaign Research Interests
  • Precipitation Measurements and Microphysics
  • Mesoscale processes in the Tropics
  • Publications

    Updates to our publications records have been put on hold until a new storage and delivery system has been put in place. As a result, this information is currently out of date and does not include the most recent publications. For a more complete listing of publications, please visit the Sciences and Exporation Directorate.

    Tokay, A., R. Roche, and P. G. Bashor (2014). An Experimental Study of Spatial Vaiability of Rainfall Journal of Hydrometeorology, 15(2), 801-812

    Tokay, A., W. A. Petersen, P. Gatlin, and M. Wingo (2013). Comparison of Raindrop Size Distribution Measurements by Collocated Disdrometers Journal of Atmospheric and Oceanic Technology, 30(8), 1672-1690

    Iguchi, T., T. Matsui, A. Tokay, P. Kollias, and W.-K. Tao (2012). Two distinct modes in one-day rainfall event during MC3E field campaign: Analyses of disdrometer observations and WRF-SBM simulation. Geophys. Res. Lett., 39(L24805).

    Iguchi, T., T. Matsui, J. J. Shi, W.-K. Tao, A. P. Khain, A. Hou, R. Cifelli, A. Heymsfield, and A. Tokay (2012). Numerical analysis using WRF-SBM for the cloud microphysical structures in the C3VP field campaign: Impacts of supercooled droplets and resultant riming on snow microphysics. J. Geophys. Res., 117(D23206).

    Tokay, A., and K. Ozturk (2012). An experimental study of the small-scale variability of rainfall J. of Hydrometeorology, 13(1), 351-365

    Marks, D., D.B. Wolff, Lawrence Carey, and A. Tokay (2011). Quality Control and Calibration of the Dual-Polarization Radar at Kwajalein, RMI J. Atmos. Oceanic Technol., 28(2), 181-196

    Shi, R., R. Fernandez-Borda, W.-K. Tao, T. Matsui, R. Cifelli, A. Hou, S. Lang, A. Tokay, C. Peters-Lidard, G. Skofronick-Jackson, S. Rutledge, and W. Petersen (2010). WRF Simulations of the January 20-22 2007 Snow Events over Eastern Canada: Comparison with in-situ and Satellite Observations J. Appl. Meteor. Clim., 49, 2246–2266

    Tokay, A., Paul G. Bashor, and Victoria L. McDowell (2010). Comparison of Rain Gauge Measurements in the Mid-Atlantic Region J. Hydrometeor., 11(2), 553-565

    Tokay, A., and Paul G. Bashor (2010). An Experimental Study of Small-Scale Variability of Raindrop Size Distribution J. Appl. Meteor. Climat., 49(11), 2348-2365

    Marks, D., D.B. Wolff, D. Silberstein, A. Tokay, J.L. Pippitt, and J. Wang (2009). Availability for high quality TRMM ground validation data from Kwajalein, RMI: A practical application of the Relative Calibration Adjustment Technique J. Atmos. Ocea. Tech., 26(3), 413-429

    Tokay, A., P. Hartman, A. Battaglia, K. Gage, W. Clark, and C. Williams (2009). A Field Study of Reflectivity and Z-R Relations using Vertically Pointing Radars and Disdrometers J. Atmos. Ocea. Tech., 26(6), 1120-1134

    Habib E., C. Malakpet, A. Tokay, and P. Kucera (2008). Sensitivity of streamflow simulations to temporal variability and estimation of Z-R relationships J. Hydrologic Eng., 13(12), 1177-1186

    Munchak S., and A. Tokay (2008). Retrieval of raindrop size distribution from simulated dual frequency radar measurements J. Appl. Meteor. Clim., 47(1), 223-239

    Tokay, A., P. Bashor, E. Habib, and T. Kasparis (2008). Raindrop size distribution measurements in tropical cyclones Mon. Wea. Rev., 136(5), 1669-1685

    Gage K.S., W.L. Clark, C.R. Williams, and A. Tokay (2005). Determining reflectivity measurement error from serial measurements using paired disdrometers and profilers GRL, 31, L23107

    Larsen M., A.B. Kostinski, and A. Tokay (2005). Observations and analysis of uncorrelated rain Journal of Atmospheric Sciences, 62(11), 4071-4083

    Tokay, A., P. Bashor, and K.R. Wolff (2005). Error characteristics of rainfall measurements by collocated Joss-Waldvogel disdrometers J. Atmos. Ocean. Tech., 22, 513-527

    Wolff, D.B., D. Marks, E. Amitai, D.S. Silberman, A. Tokay, J.L. Pippitt, and J. Wang (2005). Ground validation for the Tropical Rainfall Measuring Mission (TRMM) J. Atmos. Ocean. Tech., 22(4), 365-380

    Wu Z.-J., and A. Tokay (2005). Are Z-R power-law relations very likely artifacts due to undersampling? Q. J. R. Meteor. Soc., 131, 381-383

    Gage K.S., W.L. Clark, C.R. Williams, and A. Tokay (2004). Determining reflectivity measurement error from serial measurements using paired disdrometers and profilers Geophys. Res. Lett., 31, L23107

    Tokay, A., D.B. Wolff, K.R. Wolff, and P. Bashor (2003). Rain gauge and disdrometer measurements during the Keys Area Microphysics Project (KAMP) J. Atmos. Oceanic. Tech., 20, 1460-1477

    Matrosov S.Y., K.A. Clark, B.E. Martner, and A. Tokay (2002). Measurements of rainfall with polarimetric X-band radar J. Appl. Meteor., 41, 941-952

    Rincon R.F., R. Lang, R. Meneghini, S. Bidwell, and A. Tokay (2002). Study of the Variability in the Rain Drop Size Distribution over a 2.3 Km Path Proc. IGARSS 2002, 3, 1857-1859

    Tokay, A., A. Kruger, W. Krajewski, and A. Perreira (2002). Measurements of drop size distribution in southwestern Amazon region. J. Geophys. Res., 10, 8052 - 8071

    Rincon R.F., R. Lang, R. Meneghini, S. Bidwell, and A. Tokay (2001). Estimation of path-average rain drop size distribution using the NASA/TRMM microwave link. Proc. IGARSS 2001, 3, 1038-1040

    Tokay, A., A. Kruger, and W. Krajewski (2001). Comparison of drop sizedistribution measurements by impact and optical disdrometers J. Appl. Meteor., 40, 2083-2097

    Tokay, A., R. Meneghini, J. Kwiatkowski, E. Amitai, T. Kozu, T. Iguchi, C. Williams, M. Kulie, and C. Wilson (2001). On the role of drop size distribution in TRMM rain profiling algorithm 30th Int. Conf. on Radar Meteorology

    Gage Kenneth S., R. Christopher Williams, E. Paul Johnston, L. Warner Ecklund, R. Cifelli, A. Tokay, and A. David Carter (2000). Doppler Radar Profilers as Calibration Tools for Scanning Radars J. Appl. Meteor., 39(No. 12), pp. 2209-2222

    Tokay, A., K. Chamberlain, and M. Schoenhuber (2000). Laboratory and field measurements of raindrop oscillations Physics and Chemistry of the Earth, Part B, vol. 25(10-12), 867-870

    Williams C.R., Kruger A, Gage KS, A. Tokay, and et al (2000). Comparison of simultaneous rain drop size distributions estimated from two surface disdrometers and a UHF profiles GEOPHYS RES LETT, 27(12), 1763-1766

    Tokay, A., D.A. Short, C.R. Williams, W.L. Ecklund, and K.S. Gage (1999). Tropical rainfall associated with convective and stratiformclouds: Intercomparison of two independent algorithms J. Appl. Meteor, 38, 302-320