National Severe Storms Laboratory/
National Weather Center (NWC)
120 David L. Boren Blvd, Rm. 4745
Norman OK 73072
|Phone:||+1 405 325 6472|
|Fax:||+1 405 325 1774|
2009–present, Affiliate Associate Professor, School of Meteorology, University of Oklahoma, Norman, OK, USA
2005–present, Research Hydrologist, NOAA/National Severe Storms Laboratory, Norman, OK, USA
2004–2005, Postdoctoral Position, Microphysical studies with a C-band dual-polarization radar, MeteoFrance, Paris, France
1994–2005, Research Scientist, Cooperative Institute for Mesoscale Meteorological Studies, University of Oklahoma, Norman, OK, USA
1999–2003, University of Oklahoma (Civil Engineering and Environmental Science) — Ph.D. degree
1999, University of Arizona (Hydrology and Water Resources) — Coursework for Ph.D. degree
1996–1998, University of Oklahoma (Meteorology with minor in Hydrologic Science) — M.S. degree
1993–1996, University of Oklahoma (Meteorology) — B.S. degree (with distinction)
1991–1993, University of Colorado (Physics) — Coursework for B.S. degree
Storm-scale hydrologic prediction, i.e., flash flooding
Building observational datasets of flash floods and using them to evaluate operational tools to predict flash floods and to develop new model-based approaches
Developing methods to improve quantitative precipitation estimates using gap-filling radars and multisensor approaches, including TRMM and future GPM rainfall
Characterizing parametric, structural, and input uncertainty in spatially distributed hydrologic models
Rainfall estimation, microphysical identification, and improving data quality of variables using dual-polarization radar
Evaluating improvements in quantitative precipitation estimation algorithms from the perspective of distributed hydrologic model simulations
Coupling a distributed hydrologic model to a hydrodynamic storm surge model
Honorable Mention, 2004, Universities Council on Water Resources Dissertation Awards Committee
NOAATECH Award, 2004, Best Presentation for "Real-time Dissemination of WSR-88 Radar Data Over Internet2"
Doctoral Fellowship Recipient, 1999–2003, Department of Education's Graduate Assistantship in Areas of National Need
Department of Commerce Silver Medal Award, 1999, "For developing an important prototype Warning Decision Support System for weather forecasters and making significant enhancements to the NEXRAD system, resulting in more timely and reliable warnings."
Graduate Student Fellowship Recipient, 1996–1998, Cooperative Program for Operational Meteorology, Education, and Training/National Weather Service
Graduate College Fee Waiver, 1996–1998, awarded for outstanding academic performance in graduate level coursework
Yong, B., Y. Hong, L.Ren, J. Gourley, G. Huffman, X. Chen, W. Wang, and S. Khan, 2012: Evolving TRMM-based multi-satellite real-time precipitation estimation methods: Their impacts on hydrologic prediction using the Variable Infiltration Capacity model in a high latitude basin, J. Geophys. Res., (in review).
Chen, H., D. Yang, Y. Hong, J. Gourley, and Y. Zhang, 2012: Hydrological data assimilation with the Ensemble Square-Root-Filter: Use of streamflow observations to update model states for real-time flash flood forecasting, Adv. Wat. Res. (in review).
Vergara, H., Y. Hong, J. Gourley, and X. Wang, 2012: Improving flood prediction with the ensemble Kalman filter: A comprehensive analysis over NOAA’s Coastal and Inland Flooding Observation and Warning (CI-FLOW) project, J. Hydrol. Eng. (in review).
Zhang, Y., Y. Hong, X-G. Wang, J. Gourley, J-D. Gao, H. Vergara, and B. Yong, 2012: Assimilation of AMSR-E streamflow signals for improving flood forecasting: A first study in Cubango River Basin, Africa, Remote Sensing of Environment (in review).
Ruin, I., C. Lutoff, L. Creton-Cazanave, S. Anquetin, M. Borga, S. Chardonnel, J-D. Creutin, J. Gourley, E. Gruntfest, S. Nobert, and J. Thielen, 2012: A space-time framework for integrated studies” was the theme of a recent Summer School about Water and Society (8-11 May 2011 in Les Houches, France. Bull. Amer. Meteor. Soc., (in review).
Kirstetter, P.-E., Y. Hong, J. J. Gourley, S. Chen, Z. L. Flamig, J. Zhang, M. Schwaller, W. Petersen, and E. Amitai, 2012: Toward a framework for systematic error modeling of NASA spaceborne radar with NOAA/NSSL ground radar-based National Mosaic QPE. J. Hydrometeor. (in review).
Gourley, J. J., Z. L. Flamig, Y. Hong, and K. W. Howard, 2011: Evaluation of past, present, and future tools for radar-based flash flood prediction. Hydro. Sci. J., (in review).
Zahraei, A., K.-L. Hsu, S. Sorooshian, J. J. Gourley, V. Lakshmanan, Y. Hong, and T. Bellerby, 2011: Short-term quantitative precipitation forecasting, a Lagrangian pixel-based approach. J. Atmos. Sci., (in review).
Khan, S. I., Y. Hong, H. J. Vergara, J. J. Gourley, G. R. Brakenridge, T. De Groeve, Z. L. Flamig, F. S. Policelli, and B. Yong 2011: Microwave satellite data for hydrologic modeling in ungauged basins. Geo. Res. Lett., (in press).
Flamig, Z. L., E. N. Anagnostou, J. J. Gourley, and Y. Hong, 2011: Uncertainty estimation of flood predictions based on deterministic basin response simulations at gauged locations. IAHS Publ. 3XX (accepted).
Gourley, J. J., Z. L. Flamig, Y. Hong, and K. W. Howard, 2011: On the accuracy of the past, present, and future tools for flash flood prediction in the USA. IAHS Publ. 3XX (accepted).
Gourley, J. J., J. M. Erlingis, Y. Hong, and E. Wells, 2012: Evaluation of tools used for monitoring and forecasting flash floods in the US. Wea. Forecasting. (in press).
Wang, J., L. Li, Z. Hao, and J. J. Gourley, 2011: Feasibility study of parameter transferability using a physically based hydrologic model with parameter optimization methods. J. Hydrol. Eng.. (in press).
Kitzmiller, D., S. Van Cooten, F. Ding, K. Howard, C. Langston, J. Zhang, H. Moser, Y. Zhang, J. J. Gourley, D. Kim, D. Riley, 2011: Evolving multisensor precipitation estimation methods: Their impacts on flow prediction using a distributed hydrologic model., J. Hydrometeor., 12, 1414–1431, doi: 10.1175/JHM-D-10-05038.1.
Yong, B., L-L. Ren, Y. Hong, J. J. Gourley, X. Chen, Y-J. Zhang, X-L. Yang, Z-X. Zhang, and W-G. Wang, 2011: A novel multiple flow direction algorithm for computing the topographic wetness index. Hydrol. Res., 43, 135–145, doi: 10.2166/nh.2011.115.
Wang J., L. Li, H. Zhenchun, and J. J. Gourley, 2011: Stream guiding algorithm in deriving flow direction from DEM and location of main streams. IAHS Publ. 346, ISBN 978-1-907161-21-6, 198–205.
Van Cooten, S., and co-authors, 2011: The CI-FLOW project: A system for total water level prediction from the summit to the sea. Bull. Amer. Meteor. Soc., 92, 1427–1442, doi: 10.1175/2011BAMS3150.1.
Nallapareddy, A., A. Shapiro, and J. J. Gourley, 2011: A climatology of nocturnal warming events associated with cold-frontal passages in Oklahoma. J. Appl. Meteor. Climatol., 50, 2042–2061, doi: 10.1175/JAMC-D-11-020.1.
Gourley, J. J., Y. Hong, Z. L. Flamig, and J. Wang, H. Vergara, and E. N. Anagnostou, 2011: Hydrologic evaluation of rainfall estimates from radar, satellite, gauge, and combinations on Ft. Cobb basin, Oklahoma. J. Hydrometeor., 12, 973–988, doi: 10.1175/2011JHM1287.1.
Wen, Y., Y. Hong, G. Zhang, T. J. Schuur, J. J. Gourley, Z. L. Flamig, K. R. Morris, and Q. Cao, 2011: Cross validation of spaceborne radar and ground polarimetric radar aided by polarimetric echo classification of hydrometeor types. J. Appl. Meteor. Climatol., 50, 1389–1402, doi: 10.1175/2011JAMC2622.1.
Liao, Z., Y. Hong, D. Kirschbaum, R. Adler, J. J. Gourley, and R. Wooten, 2011: Evaluation of TRIGRS (Transient Rainfall Infiltration and Grid-based Regional Slope-Stability Analysis)’s predictive skill for hurricane-triggered landslides: A case study in Macon County, North Carolina. Nat. Hazards, 58, 325–339, doi: 10.1007/s11069-010-9670-y.
Wang, J., Y. Hong, L. Li, J. J. Gourley, S. I. Khan, K. K. Yilmaz, R. F. Adler, F. S. Policelli, S. Habib, D. Irwin, A. S. Limaye, T. Korme, and L. Okello, 2011: The coupled routing and excess storage (CREST) distributed hydrological model. Hydrol. Sci. Journal, 56, 84–98, doi: 10.1080/02626667.2010.543087.
Khan, S. I., Y. Hong, J. Wang, K. K. Yilmaz, J. J. Gourley, R. F. Adler, G. R. Brakenridge, F. Policelli, S. Habib, and D. Irwin, 2011: Satellite remote sensing and hydrological modeling for flood inundation mapping in Lake Victoria Basin: Implications for hydrologic prediction in ungauged basins. IEEE Transactions on Geoscience and Remote Sensing, 49, 85–95, doi: 10.1109/TGRS.2010.2057513.
Adhikari, P., Y. Hong, K. R. Douglas, D. B. Kirschbaum, J. J. Gourley, R. F. Adler, and G. R. Brakenridge, 2010: A digitized global flood inventory (1998–2008): Compilation and preliminary results. J. Natural Hazards, 55, 405–422, doi: 10.1007/s11069-010-9537-2.
Wang, J., Y. Hong, J. Gourley, P. Adhikari, L. Li, and F. Su, 2010: Quantitative assessment of climate change and human impact on long-term hydrologic response using an impact factor formula: a case study in a sub-basin of the Yellow River, China. International Journal of Climatology, 30, 2130–2137, doi: 10.1002/joc.2023.
Gourley, J. J., J. M. Erlingis, T. M. Smith, K. L. Ortega, and Y. Hong, 2010: Remote collection and analysis of witness reports on flash floods. J. Hydrol., 394, 53–62, doi: 10.1016/j.jhydrol.2010.05.
Yong, B., L. Ren, Y. Hong, J. Wang, J. J. Gourley, S. Jiang, X. Chen, and W. Wang, 2010: Hydrologic evaluation of TMPA standard precipitation products in basins beyond its inclined latitude band: A case study in Laohahe Basin, China. Wat. Resour. Res. 46, W07542, doi:10.1029/2009WR008965.
Gourley, J. J., S. E. Giangrande, Y. Hong, Z. L. Flamig, T. J. Schuur, and J. A. Vrugt, 2010: Impacts of polarimetric radar observations on hydrologic simulation. J. Hydrometeor., 11, 781–796.
Gourley, J. J., Y. Hong, Y., Z. L. Flamig, L. Li, J. Wang, 2010: Inter-comparison of rainfall estimates from radar, satellite, gauge, and combinations for a season of record rainfall. J. Appl. Meteor. Climatol. 49, 437–452.
Gourley, J.J., D.P. Jorgensen, S.Y. Matrosov, and Z.L. Flamig, 2009: Evaluation of incremental improvements to quantitative precipitation estimates. Part I: Rain gauge evaluation. J. Hydrometeor. , 10, 1507–1520, doi: 10.1175/2009JHM1125.1
Ortega, K.L., T.M. Smith, K.L. Manross, K.A. Scharfenberg, A. Witt, A.G. Kolodziej, and J.J. Gourley, 2009: Severe hazards analysis and verification experiment. Bull. Amer. Meteor. Soc., 90, 1519–1530, doi: 10.1175/2009BAMS2815.1.
Tabary, P., G. Vulpiani, J. J. Gourley, A. J. Illingworth, and O. Bousquet, 2009: Unusually high differential attenuation at C-band: Results from a two-year analysis of the French Trappes polarimetric radar data. J. Appl. Meteor. and Climat., 48, 2037–2053.
Gourley, J. J., A. J. Illingworth, and P. Tabary, 2009: Absolute calibration of radar reflectivity using redundancy of the polarization observations and implied constraints on drop shapes. J. Atmo. and Ocean. Tech., 26, 689–703.
Friedrich, K., U. Germann, J. Gourley, and P. Tabary, 2007: Effects of radar beam shielding on rainfall estimation for polarimetric C-band radar. J. Atmo. and Ocean. Tech., 24, 1839–1859.
Gourley, J.J., P. Tabary, and J. Parent-du-Chatelet, 2007: A fuzzy logic algorithm for the separation of precipitating from non-precipitating echoes using polarimetric radar observations. J. Atmo. and Ocean. Tech., 24, 1439–1451.
Gourley, J.J., P. Tabary, and J. Parent-du-Chatelet, 2007: Empirical estimation of attenuation from differential propagation phase measurements at C-band. J. Appl. Meteor. and Climat., 46, 306–317.
Gourley, J.J., P. Tabary, and J. Parent-du-Chatelet, 2006: Data quality of the Meteo-France C-band polarimetric radar, J. Atmo. and Ocean. Tech., 23, 1340–1356.
Gourley, J.J., and B.E. Vieux, 2006: A method for identifying sources of model uncertainty in rainfall-runoff simulations. J. Hydrology, 327, 68–80.
Zhang, J., K. Howard, and J.J. Gourley, 2005: Constructing three-dimensional multiple radar reflectivity mosaics: Examples of convective storms and stratiform rain echoes. J. Atmo. and Ocean. Tech., 22, 30–42.
Gourley, J.J. and B.E. Vieux, 2005: Evaluating the accuracy of quantitative precipitation estimates from a hydrologic modeling perspective. J. Hydrometeor., 2, 115–133.
Gourley, J.J. and N. Dotzek, 2004: The effects of vertical air motions on radar estimates of rainfall. ERAD Publ. Ser. 2.
Gourley, J.J., R. A. Maddox, and B.M. Clarke, 2004: A multisensor approach to partitioning convective from stratiform echoes. ERAD Publ. Ser. 2.
Gourley, J.J. and C.M. Calvert, 2003: Automated detection of the bright band using WSR-88D radar data. Wea. Forecasting, 18, 585–599.
Gourley, J.J. and B.E. Vieux, 2003: The effects of radar-derived rainfall uncertainties on forecasts from a distributed hydrologic model. Weather Radar Information and Distributed Hydrological Modelling, Intl. Assoc. of Hydro. Sci. Publ. no. 282, 130–137.
Dotzek, N., J. J. Gourley, and T. Fehr, 2002: Vertical profiles of radar reflectivity and rain rate: Observational and modeling results. ERAD Publ. Ser. 1, 243–249.
Maddox, R.A., J. Zhang, J.J. Gourley, and K.W. Howard, 2002: Weather radar coverage over the contiguous United States. Wea. Forecasting, 17, 927–934.
Gourley, J.J., R.A. Maddox, D.W. Burgess, and K.W. Howard, 2002: An exploratory multisensor technique for quantitative estimation of stratiform rainfall. J. Hydrometeor., 3, 166–180.
Maddox, R.A., D.S. Zaras, P.L. MacKeen, J.J. Gourley, R. Rabin, and K.W. Howard, 1999: Echo height measurements with the WSR-88D: Use of data from single versus two radars. Wea. Forecasting, 14, 455–460.
Howard, K.W., J.J. Gourley, and R.A. Maddox, 1997: Uncertainties in WSR-88D measurements and their impacts on monitoring life cycles. Wea. Forecasting, 12, 167–174.
Lakshmanan, V., J.J. Gourley, Z.L. Flamig, and S.E. Giangrande, 2009: A simple data-driven model for streamflow prediction, Preprints Twenty-Third Conf. on Hydrology and Seventh Conf. on Artificial Intelligence and its Applications to the Envir. Sci., Phoenix, AZ, Amer. Meteor. Soc. J6.2.
Erlingis, J.M., J.J. Gourley, T.M. Smith, and K.L. Ortega, 2009: Development of a detailed database of flash flood observations, Preprints Twenty-Third Conf. on Hydrology and Symp. on Urban High Impact Weather, Phoenix, AZ, Amer. Meteor. Soc. JP2.8.
Moser, H.M., J.J. Gourley, and Y. Hong, 2009: Accounting for temporal variation of hydraulic conductivity in the calibration of a distributed hydrologic model, Preprints Twenty-Third Conf. on Hydrology, Phoenix, AZ, Amer. Meteor. Soc. P3.4.
Gourley, J.J., A.J. Illingworth, and P. Tabary, 2006: Radar calibration using consistency of polarization parameters and constraints for drop shapes. Preprints Fourth Conf. on Radar in Meteor. and Hydrology, Barcelona, Spain, ERAD Publ. Ser., 3.
Tabary, P., A. Le Henaff, G. Vulpiani, J. Parent-du-Chatelet, and J.J. Gourley, 2006: Melting layer characterization and identification with a C-band dual-polarization radar: A long-term analysis. Preprints Fourth Conf. on Radar in Meteor. and Hydrology, Barcelona, Spain, ERAD Publ. Ser., 3.
Vulpiani, G., Tabary, P., Parent-du-Chatelet, J., Gourley, J.J., 2006: Extensive comparison of various candidates for operational attenuation correction with a C-band polarimetric radar. Preprints Fourth Conf. on Radar in Meteor. and Hydrology, Barcelona, Spain, ERAD Publ. Ser., 3.
Gourley, J.J., P. Tabary, and J. Parent-du-Chatelet, 2005: A new polarimetric method for correcting the effects of attenuation at C-band. Preprints Thirty-Second Conf. on Radar Meteor., Albuquerque, NM, Amer. Meteor. Soc. P9R.3.
Gourley, J.J., P. Tabary, and J. Parent-du-Chatelet, 2005: Classification of hydrometeors and non-hydrometeors using polarimetric C-band radar. Preprints Thirty-Second Conf. on Radar Meteor., Albuquerque, NM, Amer. Meteor. Soc. 11R.4.
Gourley, J.J., and A. J. Illingworth, 2005: Calibration of absolute reflectivity at C-band using redundancy of the polarization parameters in rain. Preprints Thirty-Second Conf. on Radar Meteor., Albuquerque, NM, Amer. Meteor. Soc. 9R.5.
Gourley, J.J., B. Kaney, and R.A. Maddox, 2003: Evaluating the calibrations of radars: A software approach. Preprints Thirty-First International Conf. On Radar Meteor., Seattle, WA, Amer. Meteor. Soc., 459–462.
Gourley, J.J. and B.E. Vieux, 2003: A hydrologic approach to evaluating quantitative precipitation estimates. Preprints Thirty-First International Conf. On Radar Meteor., Seattle, WA, Amer. Meteor. Soc., 714–717.
Zhang, J., K.W. Howard, W. Xia, and J.J. Gourley, 2003: Comparison of objective analysis schemes for the WSR-88D radar data. Preprints Thirty-First International Conf. On Radar Meteor., Seattle, WA, Amer. Meteor. Soc., 907–910.
Gourley, J.J., A.T. Arthur, J. Zhang, R.A. Maddox, K.W. Howard, and T. Vasquez, 2001: QIWI - A web-based flash flood monitoring tool. Preprints Thirtieth International Conf. on Radar Meteor., Munich, Germany, Amer. Meteor. Soc., 17–19.
Zhang, J., J.J. Gourley, K.W. Howard, and R.A. Maddox, 2001: Three-dimensional gridding and mosaic of reflectivities from multiple WSR-88D radars. Preprints Thirtieth International Conf. on Radar Meteor., Munich, Germany, Amer. Meteor. Soc., 719–721.
Gourley, J.J., J. Zhang, R.A. Maddox, C.M. Calvert, K.W. Howard, 2001: A real-time precipitation monitoring algorithm - Quantitative Precipitation Estimation and Segregation Using Multiple Sensors (QPE SUMS). Preprints Symp. on Precipitation Extremes: Prediction, Impacts, and Responses, Albuquerque, Amer. Meteor. Soc., 57–60.
Gourley, J.J., K.W. Howard, and H. Winston, 2000: Employment of an S-band vertically pointing radar. Preprints Technical Conf. Meteor. and Environ. Instruments and Methods of Observation, Beijing, China, World Meteor. Org., 281–284.
Gourley, J.J. and R.A. Maddox, 1999: Multiple sensor precipitation estimation over mountainous terrain. Preprints Fourteenth Conf. Hydrology, Dallas, Amer. Meteor. Soc., 25–28.
Gourley, J.J., K.W. Howard and M.W. Douglas, 1998: An examination of the variability of deep convective cloudiness over Mexico during the warm season. Preprints Ninth Conf. Interaction of the Sea and Atmosphere., Phoenix, Amer. Meteor. Soc., 179–182.
American Geophysical Union Precipitation Committee, 2008–present
American Geophysical Union, 2000–present
American Meteorological Society, 1997–present
Phi Kappa Phi Honor Society, 2003–present
Flooded Locations And Simulated Hydrographs project (FLASH), 2011–present, Project Manager, Demonstration at the University of Oklahoma and National Severe Storms Laboratory to provide CONUS-wide forecasts of flash flooding at 1-km/5-min resolution in real time.
Coastal Inland Flooding Observation and Warning (CI-FLOW), 2002–present, Demonstration involving the National Severe Storms Laboratory, University of Oklahma, National Weather Service, and the National Sea Grant College Program to couple new technologies in precipitation estimation and forecasting, distributed hydrologic modeling, and storm surge modeling for protection of estuarine, inland, and coastal areas in the Carolinas
Quantitative Precipitation Estimation and Segregation Using Multiple Sensors (QPE SUMS), 1999–present, Project Manager, Initially sponsored by the Salt River Project, the developed algorithm has now been deployed in many areas in the US, Hungary, Thailand, and Taiwan
Employment of a Vertically-Pointing Radar in Complex Terrain, 2000–2001, Project Manager, Coordinated radar construction, deployment locations, operations and data collection, and provided training on its purpose to middle school students
Hydrologic Cycle in the Mediterranean Experiment (HyMeX), 2012–2013; co-principal investigator
Verification of the Origins of Rotation in Tornadoes Experiment (VORTEX-II), May–June, 2009; mobile mesonet operator
Severe Hazards Analysis and Verification Experiment (SHAVE), Norman, OK, 2008; wrote proposal to include hydrologic component, served as principal investigator
NOAA Debris Flow Experiment, Los Angeles, CA, 2007–2008; operated mobile C-band radar
NOAA Hydrometeorological Testbed Experiment (HMT), American River Basin, CA, 2005–2007; operated mobile C-band radar
Storm Prediction Center/National Severe Storms Laboratory Spring Program, Norman, OK, 2004, 2005, 2007; evaluated skill of ensemble model forecasts
Joint Polarization Experiment (JPOLE), Norman, OK, 2003; assisted in data analysis
Intermountain Precipitation Experiment (IPEX), Salt Lake City, UT, January–March, 2001; operated vertically-pointing, S-band radar
Verification of the Origins of Rotation in Tornadoes Experiment (VORTEX), Norman, OK, March–June, 1995; drove vehicle equipped with mobile mesonet
Southwest Area Monsoon Project (SWAMP), Phoenix, AZ, 1994–1995; provided daily forecasts and launched radiosondes
Supervisor of graduate research assistant, Zac Flamig, enrolled in the School of Meteorology at the University of Oklahoma, 2007–present.
Supervisor of graduate research assistant, Race Clark, enrolled in the School of Meteorology at the University of Oklahoma, 2010–present.
Co-supervisor of post-doctoral research scientist, Pierre Kirstetter, at the University of Oklahoma/National Severe Storms Laboratory, 2011–present.
Co-chair of M.S. graduate and Ph.D. student, Humberto Vergara, enrolled in Civil Engineering Dept. at University of Oklahoma, 2007–present.
Co-chair of graduate research assistant, Jill Hardy, enrolled in the School of Meteorology at the University of Oklahoma, 2011–present.
Committee member of Ph.D. student, Yu Zhang, enrolled in Department of Civil Engineering at the University of Oklahoma, 2011–present.
Co-supervisor of graduate research assistant, Martin Calianno, enrolled in Hydrohazards programme at the Universite Joseph Fourier, Grenoble, France, 2011–2012.
Committee member of Ph.D. student, Evan Tromble, graduate from Department of Civil Engineering at the University of Oklahoma, 2007–2011.
Co-chair of M.S. student, Anita Nallapareddy, graduate from the School of Meteorology at the University of Oklahoma, 2009–2011.
Supervisor of undergraduate research assistant, Jessica Erlingis, employed by the University of Oklahoma’s Cooperative Institute for Mesoscale Meteorological Studies, 2008–2010.
Adviser of 2 undergraduate summer interns, Matt Van Every and David Cook, funded through NOAA’s Ernest F. Hollings Scholarship Program, 2007, 2008.
Adviser of 1 undergraduate research student, David Moran, funded through NOAA’s Equal Employment Opportunity (EEO) program, 2006.
Member of AGU’s Precipitation Committee
Member of NOAA-NASA Steering Group on Global Precipitation Measurement Mission
Director of the National Weather Center’s Colloquium and Visiting Scientist Program, 2006–present.
Co-convener of EGU Spring Meeting 2012 session titled: “Flash flood forecasting and risk management” with M. Borga, J. Szolgay, E. Gaume, G. Aronica, G. Blöschl.
Programme Committee Member for 7th European Conference on Radar in Meteorology and Hydrology, 2012, Toulouse, France.
Co-chair of AGU Fall Meeting 2011 session titled: “Remote Sensing Applications in Hydrology IV” with A. Behrangi (JPL) and B. Mohanty, San Francisco, USA.
Chair of International Symposium on Radar and Modeling Studies of the Atmosphere 2009 session titled: “Mitigation of Weather Hazards”, Kyoto, Japan.
Co-chair of AGU Fall Meeting 2008 session titled: “Remote sensing and modeling of land surface hydrological processes IV” with Y. Hong (OU) and M Cosh (USDA-ARS), San Francisco, USA.
National Research Council Postdoctoral Adviser, 2008–present.
Consultant to India's The Hindu newspaper, 08 August, 2005
Consultant to Backpacker magazine, April issue, 2005
Consultant to Outside magazine, April issue, 2004
Instructor for the National Weather Service's River Forecast Center/Hydrometeorological Prediction Center Hydrometeorology Course, 2003
Instructor for the National Weather Service's Warning Decision Making Workshop for Severe Weather and Flash Flooding, 2002–2003
Guest lecturer for several graduate-level hydrology courses, 1999–2003
Instructor for hydrometeorology and hydrology training course given in Taiwan, August, 2001
Instructor and consultant for the Passport to Knowledge program for PBS, 2001
Several talks given to local middle and high school science and mathematics classes, 1997–2004
Quantitative Precipitation Estimation and Segregation Using Multiple Sensors, Principal Inventor, University of Oklahoma Invention Disclosure No. 04NOR028
Running, fishing, boating.