William Gallus

Professor

Department of Geological and Atmospheric Sciences
3010 Agronomy
Iowa State University
Ames, Iowa 50011
Telephone: (515) 294-2270
Fax: (515) 294-2619
E-mail: wgallus@iastate.edu

Education
B.S. (Highest Hons.) 1987, Penn State University
M.S. (NSF Grad. Fellow) 1989, Colorado State University
Ph.D. 1993, Colorado State University

Professional Positions
2006-present - Professor, I.S.U.
2004-present - Professor-in-Charge, Meteorology Program, I.S.U.
2001-present - Associate Professor, I.S.U.
1995-2001 - Assistant Professor, I.S.U.
1993-1995 -Visiting U.C.A.R. Postdoctoral Scientist, National Centers for Environmental Prediction

Professional Affiliations

• American Meteorological Society
  Committee on Severe Local Storms, 2002-2005
  Severe Local Storms Conference Program Committee, 2004-2006
  
• American Geophysical Union
  
• National Weather Association (Central Iowa Chapter)
  Conference Agenda Team Committee Chair, 2002-2005
• Chief-Editor, Weather and Forecasting, 2007-present
  
• Associate Editor of Weather and Forecasting, 2001-2007
  
• Associate Editor of Monthly Weather Review, 2004-2007

Publications
Refereed Papers

Gallus, W. A., Jr., and M. Pfeifer, 2008:  Intercomparison of simulations using 5 WRF microphysical schemes with dual-Polarization data for a German squall line.  Advances in Geosciences, 16, 109-116.

Haan, F. L., Jr., P. P. Sarkar, and W. A. Gallus, Jr., 2008:  Design, construction and performance of a large tornado simulator for wind engineering applications.  Engineering Structures, 30, 1146-1159.

Kuai, L.,  F. L. Haan, Jr., W. A. Gallus, Jr., and P. P. Sarkar, 2008: CFD Simulations of the flow field of a laboratory-simulated tornado for parameter sensitivity studies and comparison with field Measurements.  Wind and Structures, 11, 2, 75-96.

Aligo, E. A., W. A. Gallus, Jr., and M. Segal, 2008:  On the impact of WRF model vertical grid resolution on Midwest summer rainfall forecasts.  Mon. Wea. Rev. (conditionally accepted).

Haan, F. L., Jr., P. P. Sarkar, and W. A. Gallus, Jr., 2008:  Design, construction and performance of a large tornado simulator for wind engineering applications.  Engineering Structures (in press).

Gallus, W. A., Jr., E. V. Johnson, and N. Snook, 2008:  Severe weather reports as a function of convective system morphology.  Wea. Forecasting, 23, 101-113.

Clark, A., W. A. Gallus, Jr., and T.-C. Chen, 2008:  Contributions of mixed physics and perturbed lateral boundary conditions to the skill and spread of precipitation forecasts from a WRF ensemble.  Mon. Wea. Rev., (in press).

Clark, A., W. A. Gallus, Jr., and T.-C. Chen, 2007:  Comparison of the diurnal cycle in convection-resolving and non-convection-resolving mesoscale models.  Mon. Wea. Rev., 135, 3456-3473.

Aligo, E. A., W. A. Gallus, Jr., and M. Segal, 2007:  Evaluation of rainfall forecast spread in an ensemble initialized with different soil moisture analyses.  Wea. Forecasting, 22, 299-314.

Jankov, I., W. A. Gallus, Jr., M. Segal, and S. E. Koch, 2007:  Influence of initial conditions on the WRF-ARW model QPF response to physical parameterization changes.  Wea. Forecasting, 22, 501-519.

Gallus, W. A., Jr., M. E. Baldwin, and K. L. Elmore, 2007:  Evaluation of probabilistic precipitation forecasts determined from Eta and AVN forecasted amounts.  Wea. Forecasting, 22, 207-215.

Gallus, W. A., Jr., 2006:  Cyclone at the Cyclone game.   Bull. Amer. Meteor. Soc., 87, 1190-1191.

Gallus, W. A., Jr., C. Cervato, C. Cruz-Neira, and G. Faidley, 2006:  A virtual tornadic thunderstorm enabling students to construct knowledge about storm dynamics through data collection and analysis.  Advances in Geoscience, 27-32, SRef-ID: 1680-7359/adgeo/2006-8-27.

Gallus, W. A., Jr., and J. F. Bresch, 2006:  Comparison of impacts of WRF dynamic core, physics package, and initial conditions on warm season rainfall forecasts.  Mon. Wea. Rev., 134, 2632-2641.

Grams, J. S., W. A. Gallus, Jr., L. S. Wharton, S. E. Koch, A. Loughe, and E. E. Ebert, 2006:  The use of a modified Ebert-McBride technique to evaluate mesoscale model QPF as a function of convective system morphology during IHOP 2002.  Wea. Forecasting, 21, 288-306.

Jankov, I., W. A. Gallus, Jr., B. Shaw, and S. E. Koch, 2005:  On the impacts of different physical parameterizations and their interactions on warm season MCS rainfall.  Wea. Forecasting, 20, 1048-1060.

Gallus, W. A., Jr., J. Correia, Jr., and I. Jankov, 2005:  The 4 June 1999 derecho event:  A particularly difficult challenge for numerical weather prediction.  Wea. Forecasting, 20, 705-728.

Gallus, W. A., Jr., C. Cervato, C. Cruz-Neira, G. Faidley, and R. Heer, 2005:  Learning storm dynamics with a virtual thunderstorm.  Bull. Amer. Meteor. Soc., 86, 162-163.

Chen, T.-C., S.-Y. Wang, M.-C. Yen and W. A. Gallus, Jr., 2004:  Role of the monsoon gyre in the interannual variation of tropical cyclogenesis over the western North Pacific.  Wea. Forecasting, 19, 776-785.

Carmichael, C. G., W. A. Gallus, Jr., B. R. Temeyer, and K. M. Bryden, 2004:  A winter weather index for estimating winter highway maintenance costs.  J. Appl. Meteor., 43, 1783-1790.

Gallus, W. A., Jr., and M. Segal, 2004:  Does increased predicted warm season rainfall indicate enhanced likelihood of rain occurrence?  Wea. Forecasting, 19, 1127-1135.

Jankov, I., and W. A. Gallus, Jr., 2004:  MCS rainfall forecast accuracy as a function of large-scale forcing.  Wea. Forecasting, 19, 428-439.

Jankov, I., and W. A. Gallus, Jr., 2004:  Some contrasts between good and bad forecasts of warm season convective system rainfall.  J. of Hydrology, 288, 122-152.

Segal, M., E. A. Aligo, and W. A. Gallus, Jr., 2004:  A conceptual and scaling evaluation of the surface wetness effect on daytime moisture convergence along a surface cold front with differential cloud cover.   J. of Hydrometeorology, 5, 363-369.

Knollhoff, D. S., E. S. Takle, W. A. Gallus, Jr., D. Burkheimer, and D. McCauley, 2003:  Evaluation of a frost accumulation model.  Meteor. Applications, 10, 337-343.

Gallus, W. A., Jr., D. N. Yarger, C. Cruz-Neira, and R. Heer, 2003:  An example of a virtual reality learning environment.  Bull. Amer. Meteor. Soc., 84, 18-21.

Prusa, J., M. Segal, W. A. Gallus, Jr., and E. S. Takle, 2002:  Conceptual and scaling evaluation of vehicles' traffic thermal effect on road snow/ice.  J. Appl. Meteor., 41, 1225-1240.

Gallus, W. A., Jr., 2002:  Impact of verification grid box size on warm season QPF skill measures.  Wea. Forecasting, 17, 1296-1302.

Chen, T.-C., M.-C. Yen, W.-R. Huang, and W. A. Gallus, Jr., 2002:  An East-Asian cold surge:  Case study.  Mon. Wea. Rev., 130, 2271-2290.

Gale, J. J., W. A. Gallus, Jr., and K. A. Jungbluth, 2002:  Toward improved forecasting of mesoscale convective system dissipation.  Wea. Forecasting, 17, 856-872.

Zhang, J., Pu, J., J. McCalley, H. Stern, and W. A. Gallus, Jr., 2002:  A Bayesian approach for short-term transmission line thermal overload risk assessment.  Institute of Electrical and Electronics Engineering Transactions on Power Delivery, 17, 3, 770-778.

Gallus, W. A., Jr., and M. Segal, 2001:  Impact of improved initialization of mesoscale features on convective system rainfall in 10 km Eta simulations.  Wea. Forecasting, 16, 680-696.

Wei, H., M. Segal, W. J. Gutowski, Jr., Z. Pan, R. W. Arritt, and W. A. Gallus, Jr., 2001:  Sensitivity of simulated regional snowmelt characteristics to the selection of the first model level height.  Journal of Hydrometeorology, 395-405.

Goering, M. A., W. A. Gallus, Jr., J. L. Stanford, and M. A. Olsen, 2001:  The role of stratospheric air in a severe weather event:  analysis of PV and total ozone.  J. Geophys. Res., 106, 11,813-11,823.

Gallus, W. A., Jr., D. N. Yarger and D. E. Herzmann, 2000:  An interactive severe weather activity to motivate student learning.  Bull. Amer. Meteor. Soc., 81, 2205-2212.

Gallus, W. A., Jr., 2000:  The impact of step orography on flow in the Eta model:  Two contrasting examples.  Wea. Forecasting, 15, 630-637.

Gallus, W. A., Jr., and M. Segal, 2000:  Sensitivity of forecasted rainfall in a Texas convective system to soil moisture and convective parameterization.  Wea. Forecasting, 15, 509-525.

Olsen, M. A., W. A. Gallus, Jr., J. L. Stanford, and J. M. Brown, 2000:  Fine-scale comparison of TOMS total ozone data with model analysis of an intense Midwestern cyclone.  J. Geophys. Res., 105, 20,487-20,495.

Gallus, W. A., Jr. and J. B. Klemp, 2000: On the behavior of flow over step orography.  Mon. Wea. Rev., 128, 1153-1164.

Yarger, D. N., W. A. Gallus, Jr., M. Taber, J. P. Boysen and P. Castleberry, 2000:  A forecasting activity for a large introductory meteorology course.  Bull. Amer. Meteor. Soc., 81, 31-39.

Gallus, W. A., Jr. and M. Segal, 1999: Diabatic effects on late winter cold front evolution:  Conceptual and numerical model evaluations.  Mon. Wea. Rev., 127, 1518-1537.

Gallus, W. A., Jr., 1999:  Eta simulations of three extreme precipitation events:  Impact of resolution and choice of convective parameterization.  Wea. and Forecasting, 14, 405-426.

Gallus, W. A., Jr. and M. Segal, 1999:  Cold front acceleration over Lake Michigan.  Wea. and Forecasting, 14, 771-781.

Gallus, W. A., Jr. and J. F. Bresch, 1997: An intense small-scale wintertime vortex in the midwest United States.  Mon. Wea. Rev., 125, 2787-2807.

Gallus, W. A., Jr. and M. Rancic, 1996:  A nonhydrostatic version of the NMC's regional eta model.  Quart. J. Roy. Meteorol. Soc., 122, 495-513.

Gallus, W. A., Jr., 1996: The influence of microphysics on the formation of intense wake lows: A numerical modeling study.  Mon. Wea. Rev., 124, 2267-2281.

Gallus, W. A., Jr. and R. H. Johnson, 1995: The dynamics of circulations within the stratiform regions of squall lines: Part I: The 10-11 June PRE-STORM system.  J. Atmos. Sci., 52, 2161-2187.

Gallus, W. A., Jr. and R. H. Johnson, 1995: The dynamics of circulations within the stratiform regions of squall lines: Part II: Influence of the convective line and ambient environment.   J. Atmos. Sci., 52, 2188-2211.

Gallus, W. A., Jr., and R. H. Johnson, 1992: The momentum budget of an intense midlatitude squall line.  J. Atmos. Sci., 49, 422-450.

Gallus, W. A., Jr., and R. H. Johnson, 1991: Heat and moisture budgets of an intense midlatitude squall line. J. Atmos. Sci., 48, 122-146.

Johnson, R. H., W. A. Gallus, Jr. and M. D. Vescio, 1990:   Near-tropopause vertical motion within the trailing stratiform regions of squall lines.  J. Atmos. Sci., 47, 2200-2210.

Extended Abstracts

Karstens, C., and W. A. Gallus, Jr., 2008:  Simulations of near ground hurricane winds in built environments.  28th Conf. on Hurricanes and Tropical Meteorology, Orlando, FL, Apr 28-May 2, CD-ROM.

Gutowski, W. J., and W. A. Gallus, Jr., 2007:  Simulating strong precipitation events:  Forecasts and Climate Projections.  Nigerian Science Council Conference.

Gallus, W. A., Jr., Pfeifer, M., G. C. Craig, 2007:  Intercomparison of simulations using 4 WRF microphysical schemes with dual-Polarization data for a German squall line.  18th Conf. on Num. Wea. Pred., Park City, UT,  June 25-28, CD-ROM.

Clark, A., J., and W. A. Gallus, Jr., 2007: Forecast skill and spread in small convection-resolving and large non-convection resolving WRF model ensembles.  18th Conf. on Num. Wea. Pred., Park City, UT,  June 25-28, CD-ROM

Aligo, E. A., and W. A. Gallus, Jr., 2007:  The sensitivity of simulated convective morphologies to cloud microphysical scheme parameters.  18th Conf. on Num. Wea. Pred., Park City, UT,  June 25-28, CD-ROM.

Thien, L., W. A. Gallus, Jr., and M. A. Olsen, 2007:  Comparison of Aura MLS water vapor measurements with GFS and NAM analyses in the upper troposphere/lower stratosphere.  18th Conf. on Num. Wea. Pred., Park City, UT,  June 25-28, CD-ROM.

Gallus, W. A., Jr., F. L. Haan, P. P. Sarkar, K. Le, and J. Wurman, 2006:  Comparison of numerical model and laboratory simulator tornado wind fields with radar observations of the Spencer, South Dakota tornado.  Symposium on the Challenges of Severe Convective Storms.  Atlanta, GA, Jan 29-Feb 2, 2006, CD-ROM.

Gallus, W. A., Jr., 2005:  A comparison of impacts from dynamic core, physics, and initialization dataset in WRF simulations of warm season convection.  17th Conf. on Numerical Weather Prediction.  Washington, D.C., Aug. 1-5, 2005, P1.89.

Jankov, I., W. A. Gallus, Jr., M. Segal, and S. E. Koch, 2005:  The impacts of different WRF model physical parameterizations and their interactions on warm season MCS rainfall.  17th Conf. on Numerical Weather Prediction.  Washington, D.C., Aug. 1-5, 2005, 16B.3.

Aligo, E. and W. A. Gallus, Jr., 2005:  The impact of different microphysical schemes on mesoscale circulations and convective system morphology in 4-10 km grid spacing WRF simulations, 17th Conf. on Numerical Weather Prediction.  Washington, D.C., Aug. 1-5, 2005, P1.24.

Grams, J., W. A. Gallus, Jr., S. E. Koch, L. Wharton, A. Loughe, and E. Ebert, 2005:  The use of a modified Ebert-McBride technique to evaluate mesoscale model QPF as a function of convective system morphology during IHOP 2002.  17th Conf. on Numerical Weather Prediction.  Washington, D.C., Aug. 1-5, 2005, 14A.2.

Sarkar, P. P., F. Haan, W. A. Gallus, Jr., K. Le, and J. Wurman, 2005:  Velocity measurements in a laboratory tornado simulator and their comparison with numerical and full-scale data.   Proceedings, 4th U.S./Japan Cooperative Program on Natural Resources, Tsukuba, Japan, May 14-21, CD-ROM.

Sarkar, P. P., F. L. Haan, W. A. Gallus, Jr., K. Le, R. Kardell, and J. Wurman, 2005:  A laboratory tornado simulator:  Comparison of laboratory, numerical and full-scale measurements.  Proceedings, 10th Americas Conf. on Wind Engineering.  Baton Rouge, LA, May 31-June 4.  CD-ROM, 120-10ACWE-Sarkar.pdf.

Gallus, W. A., Jr., J. Correia, and I. Jankov, 2004:  The 4 June 1999 derecho:  The ultimate challenge for numerical weather prediction?  Preprints, 22nd Conf. on Severe Local Storms, Hyannis, MA, October 4-8, CD-ROM, paper P15.1.

Snook, N., and W. A. Gallus, Jr., 2004:  A climatology of severe weather reports as a function of convective system morphology.  Preprints, 22nd Conf. on Severe Local Storms, Hyannis, MA, October 4-8, CD-ROM, paper P5.5.

Gallus, W. A., Jr., P. P. Sarkar, F. Haan, K. Le, R. Kardell, and J. Wurman, 2004:  A translating tornado simulator for engineering tests:  Comparison of radar, numerical model, and simulator winds.  Preprints, 22nd Conf. on Severe Local Storms, Hyannis, MA, October 4-8, CD-ROM, paper 15.1.

Correia, J., I Jankov, and W. A. Gallus, Jr., 2004:  Convective contamination of model initializations and the poor forecasts that follow.  Preprints, 22nd Conf. on Severe Local Storms, Hyannis, MA, October 4-8, CD-ROM, paper 17.8.

Gallus, W. A., Jr., and I. Jankov, 2004:  Prediction of warm season convective systems using a matrix of 19 WRF physical configurations.  5th WRF Users' Workshop, Boulder, CO, June 22-25, 5-8.

Gallus, W. A., Jr., C. Cervato, C. Cruz-Neira, G. Faidley, and R. Heer, 2004:  A virtual tornadic thunderstorm enabling students to construct knowledge about storm dynamics through data collection and analysis.  13th Symposium on Education, Seattle, WA, Jan 11-15, CD-ROM, paper 4.2.

I. Jankov, W. A. Gallus, Jr., B. Shaw, and S. E. Koch, 2004:   An investigation of IHOP convective system predictability using a matrix of 19 WRF members.  20th Conf. on Wea. Analysis and Forecasting/16th Conf. on Num. Wea. Prediction, Seattle, WA, Jan 11-15, CD-ROM, paper 2.19.

Grams, J., W. A. Gallus, Jr., L. S. Wharton, and S. Koch, 2004:  Use of a modified Ebert-McBride technique to verify IHOP QPF forecasts as a function of convective system morphology.  20th Conf. on Wea. Analysis and Forecasting/16th Conf. on Num. Wea. Prediction, Seattle, WA, Jan 11-15, CD-ROM, paper J13.4.

Aligo, E., W. A. Gallus, Jr., and T.-C. Chen, 2003:  Using Iowa Environmental Mesonet (IEM) data to assess the effects of small-scale variations in soil moisture and sources of errors in precipitation forecasts.  13th Conf. on Mesoscale Processes, Portland, OR, June 27-30, CD-ROM, paper P1.18.

Temeyer, B. R., W. A. Gallus, Jr., K. A. Jungbluth, D. Burkheimer, and D. McCauley, 2003:  Using an artificial neural network to predict parameters for frost deposition on Iowa bridgeways.  Mid-Continent Transporation Research Syposium, August, Ames, IA, August 21-22.

Sarkar, P. P., R. Kardell, F. Haan, and W. A. Gallus, Jr., 2003:  Design of ISU Tornado Vortex Simulator.  International Wind Engineering Conference, June 2, Lubbock, TX.

Temeyer, B. R., W. A. Gallus, Jr., E. S. Takle, T. M Greenfield, and K. A. Jungbluth, 2003:  Applications of a roadway frost prediction system in Iowa.  Preprints, 19th International Conf. on IIPS, Feb. 6-8, Long Beach, CA, Amer. Meteor. Soc, CD-ROM, P1.40.

Anderson C. J., W. A. Gallus, Jr., R. W. Arritt, and J. S. Kain, 2002:  Impact of adjustments in the Kain-Fritsch convective scheme on QPF of elevated convection.  Preprints, 15th Conf. on Numerical Weather Prediction, Aug. 12-16, San Antonio, TX, 23-24.

Gallus, W. A., Jr., M. Segal, I. Jankov and B. R. Temeyer, 2002:  An exploration of several techniques to try to improve warm season rainfall forecasts in the Upper Midwest.   Preprints, 15th Conf. on Numerical Weather Prediction, Aug. 12-16, San Antonio, TX, 373-374.

Jankov, I. and W. A. Gallus, Jr., 2002:  Contrasts between good and bad forecasts of warm season MCSs in 10 km Eta simulations using two convective schemes.  Preprints, 15th Conf. on Numerical Weather Prediction,  Aug. 12-16, San Antonio, TX, 242-243.

Aves, S., W. A. Gallus, Jr., E. Kalnay, and M. Miller, 2002:  The use of a phase shifted verification score to evaluate warm season QPF.  Preprints, 15th Conf. on Numerical Weather Prediction,  Aug. 12-16, San Antonio, TX, J107-108.

Sarkar, P. P., and W. A. Gallus, Jr., 2002: ISU tornado-like vortex simulator for assessment of wind loads.  Preprints, ASCE/SEI Structures Congress 2002, Apr. 4-6, Denver, CO, 2pp.

Gallus, W. A., Jr., M. Segal, and I. Jankov, 2002:  Impact of improved initialization of mesoscale features on QPF skill in both 10 km deterministic and ensemble forecasts.  Preprints, Symposium on Observations, Data Assimilation, and Probablilistic Prediction, Jan. 13-17th, Orlando, FL, J127-J130.

Temeyer, B. R., W. A. Gallus, Jr., and C. G. Carmichael, 2002:  A neural network approach to warm season rainfall in the Upper Midwest.  Preprints, 18th International Conf. on IIPS, Jan. 13-17th, Orlando, FL, 232-235.

Todey, D. P., D. A. Herzmann, W. A. Gallus, Jr., and B. R. Temeyer, 2002:  An intercomparison of RWIS data with AWOS and ASOS observations in the state of Iowa.  The Third Symposium on Environmental Applications:Facilitating the Use of Environmental Information, American Meteorological Society, January 13-17, 2002, Orlando, FL, 150-152.

Arritt, R. W., W. J. Gutowski, M. Segal, W. A. Gallus, Jr., and E. S. Takle, 2001:  Effect of Vertical Discretization on Simulated Surface Fluxes Under Stable Stratification.  Preprints, Planetary Boundary Layer and Climate Workshop.

Gallus, W. A., Jr., I. Jankov, and M. Segal, 2001:  The use of a 10 km ensemble to improve warm season MCS rainfall prediction.  Preprints, 9th Conf. on Mesoscale Processes, July 30-Aug 2, Ft. Lauderdale, FL.

Jankov, I., and W. A. Gallus, Jr., 2001:  Variability in warm season MCS rainfall predictability.  Preprints, 9th Conf. on Mesoscale Processes, July 30-Aug 2, Ft. Lauderdale, FL.

Arritt, R. W, W. A. Gallus, Jr. and C. J. Anderson, 2001:  Ensemble forecasts using perturbed physics in a multidimensional parameter space, Preprints, 14th Conf. on Numerical Weather Prediction, July 30-Aug 2, Ft. Lauderdale, FL.

Gallus, W. A., Jr., and M. Segal, 2001:  Impact of improved initialization of mesoscale boundaries on heavy rainfall events in 10 km Eta simulations.  Preprints, Symposium on precipitation extremes, prediction, impacts and responses, Jan. 14-18, Albuquerque, NM, 252-255.

Yarger, D. N., and W. A. Gallus, Jr., 2001:  Creation of a virtual tornadic thunderstorm:  Enabling student-centered learning about complex storm-scale atmospheric dynamics.  Preprints, 10th Symposium on Education, Jan. 14-18, Albuquerque, NM.

Temeyer, B., W. A. Gallus, Jr., E. S. Takle, D. Burkheimer, and D. McCauley, 2001:  A winter weather index to estimate maintenance costs in the Midwest.   Preprints, 17th International Conf. on Interactive Information and Processing Systems, Jan. 14-18, Albuquerque, NM.

Knollhoff, D. S., E. S. Takle, W. A. Gallus, Jr., D. Burkheimer, and D. McCauley, 2001:  A model for forecasting frost accumulation on bridges that uses Roadway Weather Information System (RWIS) data.  Preprints, 17th International Conf. on Interactive Information and Processing Systems, Jan. 14-18, Albuquerque, NM.

Gale, J. J., W. A. Gallus, Jr., and K. A. Jungbluth, 2000:   Toward improved prediction of MCS dissipation.  Preprints, 20th Conf. on Severe Local Storms, Sept. 15-19, Orlando, FL, 343-344.

Gallus, W. A., Jr., C. J. Anderson, and A. E. Frederick, 2000:   Estimates of rear-flank downdraft buoyancy as a predictor of low-level tornadogenesis.  Preprints, 20th Conf. on Severe Local Storms, Sept 15-19, Orlando, FL, 234-235.

Goering, M. A., W. A. Gallus, Jr., M. A. Olsen, and J. L. Stanford, 2000:  The role of stratospheric air in the April 8, 1999 Iowa tornado outbreak:  An analysis using EP-TOMS total ozone and Eta trajectories.  Preprints, 20th Conf. on Severe Local Storms, Sept 15-19, Orlando, FL, 571-574.

Gallus, W. A., Jr., M. Segal, and S. Aves, 2000:  Impact of improved initialization of mesoscale boundaries on convective rainfall in 10 km Eta simulations.  Preprints, 20th Conf. on Severe Local Storms, Sept. 15-19, Orlando, FL, 469-472.

Gallus, W. A., Jr. and D. N. Yarger, 2000:  Using interactive severe weather activities to motivate student learning.  Preprints, 9th Symposium on Education, Jan. 9-14, Long Beach, CA, 214-215.

Gallus, W. A., Jr., M. A. Olsen, J. L. Stanford and J. M. Brown, 2000: Fine-scale upper-tropospheric dynamics in an intense midwestern cyclone:  Comparison of TOMS total ozone data with model analyses.  Preprints, 11th Conference on the Middle Atmosphere, Jan. 9-14, Long Beach, CA.

Gallus, W. A., Jr. and M. Segal, 1999:  Cold frontal acceleration over Lake Michigan.  Preprints, 8th Conf. on Mesoscale Processes, June 28 - July 2, Boulder, CO, 166-169.

Gallus, W. A., Jr., 1999:  Impact of choice of convective parameterization on model QPF-horizontal resolution dependence.  Preprints, 8th Conf. on Mesoscale Processes, June 28 - July 2, Boulder, CO, 300-303.

Gallus, W. A., Jr., 1998:  Dependence of Eta model-predicted excessive rainfall events on horizontal resolution.  Preprints, 19th Conf. on Severe Local Storms, Sept. 14-18, Minneapolis, MN, 615-618.

Gallus, W. A., Jr., 1998:  High resolution Eta simulations of the Jarrell, TX tornadic event.  Preprints, 19th Conf. on Severe Local Storms, Sept. 14-18, Minneapolis, MN, 667-668.

Knollhoff, D. S., G. S. Takle and W. A. Gallus, Jr., 1998:  Use of pavement temperature measurements for winter maintenance decisions.  Proceedings, Crossroads 2000, 1998 Transportation Conf., Aug 19-21, Ames, IA, 33-36.

Gallus, W. A., Jr., 1998: The use of mesoscale data to improve forecasting of small-scale extreme weather events:  The Ames, Iowa flood case.   Preprints, 16th Conf. on Weather Analysis and Forecasting, January 11-16, Phoenix, AZ, 273-274.

Gallus, W. A., Jr., T. Li, M. Segal and R. W. Arritt, 1998: The effect of surface processes on fronts and convective precipitation systems:  Results of high resolution Eta simulations. Preprints, 12th Conf. on Numerical Weather Prediction, January 11-16, Phoenix, AZ, J99-J100.

Gallus, W. A., Jr., 1997: Step corner effects in high-resolution Eta simulations.  Proceedings, Symposium on Regional Weather Prediction, October 14-17, Athens, Greece, 201-210.

Gallus, W. A., Jr., M. Segal, R. W. Arritt and T. Li, 1997: The effect of late-winter solar irradiance on frontogenesis: Eta simulations of the 9 March 1992 case.  Proceedings, Symposium on Regional Weather Prediction, October 14-17, Athens, Greece, 307-314.

Yarger, D. N., J. P. Boysen, W. A. Gallus, Jr., R. A. Thomas, 1997: Weather forecasting: an authentic situated learning environment.  Computer Assisted Learning in Meteorology Biannual Conference, Melbourne, Australia, July 1-9,1997.

Arritt, R. W., W. D. Bachelor and W. A. Gallus, Jr., 1997: Development of a two-way interactive model for land cover and climate.  Symposium on Boundary Layer and Turbulence, Long Beach, CA, Feb 2-7 1997.

Gutowski, William J., Jr., E. S. Takle, R. W. Arritt, W. A. Gallus, Jr., R. W. Turner and Z. Pan, 1997: Project to intercompare regional climate simulations (PIRCS).  13th Conf. on Hydrology, Long Beach, CA, Feb 2-7 1997.

Arritt, R. W., E. S. Takle, W. J. Gutowski, Jr., W. A. Gallus, Jr. and Z. Pan, 1997: Project to intercompare regional climate simulations (PIRCS).  1997 Assemblies of the International Association for Meteorology and Atmospheric Sciences, Melbourne, Australia, July 1-9 1997.

Takle, E. S., W. J. Gutowski, R. W. Arritt, W. A. Gallus, Jr., R. W. Turner and Z. Pan, 1996:  Project to Intercompare Regional Climate Simulations (PIRCS).  Second International Scientific Conference on the Global Energy and Water Cycle, 17 June- 20 June 1996, Washington, D.C.

Gallus, W. A., Jr. and J. F. Bresch, 1996: An intense small-scale winter vortex in the Midwest.   Preprints, 15th Conference on Weather Analysis and Forecasting, Norfolk, VA, 54-55.

Gallus, W. A., Zavisa Janjic, T. L. Black and J. P. Gerrity, 1996: The nonhydrostatic Eta model at NCEP – Preliminary comparisons with hydrostatic simulations.  Preprints, 11th Conference on Numerical Weather Prediction, Norfolk, VA, 164-165.

Gallus, W. A., Jr., 1994: The dynamics of circulations within the stratiform regions of squall lines.   Preprints, 6th Conference on Mesoscale Processes, Portland, OR, 17-22 July, 1994, 611-614.

Gallus, W. A., Jr. and M. Rancic, 1994: A nonhydrostatic version of the NMC Regional Eta model. Preprints, 10th Conference on Numerical Weather Prediction, Portland, OR, 17-22 July, 1994, 372-373.

Gallus, W. A., Jr. and J. F. Bresch, 1993:  A case study of a severe multiple-updraft HP supercell complex. Preprints, 17th Conference on Severe Local Storms, St.Louis, October, 1993, 220-223.

Johnson, R. H., J. F. Bresch, P. E. Ciesielski and W. A. Gallus, Jr., 1993: The TOGA/COARE atmospheric sounding array: Its performance and preliminary scientific results.  Preprints, 20th Conference on Hurricanes and Tropical Meteorology, San Antonio, TX, 10-14 May, 1993, 1-4.

Gallus, W. A., Jr., 1992: A modeling study of the dynamic response to  precipitation processes within the stratiform region of a squall line.  Preprints, 5th Conference on Mesoscale Processes, Atlanta, GA, 5-10 January, 1992, 270-275.

Bresch, J. F., and W. A. Gallus, Jr., 1990: Relationship between  sounding parameters, synoptic forcing, and tornados in the northeast Colorado area.  Preprints, 16th Conference on Severe Local Storms, Kananaskis Provincial Park, Alberta, Canada, 22-26 October, 1990, 542-547.

Johnson, R. H., W. A. Gallus, Jr. and M. D. Vescio, 1990:   Near-tropopause vertical motion within the trailing stratiform regions of squall lines.  Preprints, 16th Conference on Severe Local Storms, Kananaskis Provincial Park, Alberta, Canada, 22-26 October, 1990, 669-674.

Gallus, W. A., Jr., and R. H. Johnson, 1990: Temporal and spatial variations in the momentum budget of the 10-11 June PRE-STORM squall line.   Preprints, 4th Conference on Mesoscale Meteorology, Boulder   CO, 25-29 June, 1990, 192-193.

Stumpf, G. J., and W. A. Gallus, Jr., 1989: An examination of new  convective development with a PRE-STORM squall line case.  Preprints, 24th Conference on Radar Meteorology, Tallahassee, FL, 27-31 March, 1989, 506-509.

Johnson, R. H., and W. A. Gallus, Jr., 1989: Further evidence for the important role of mesoscale vertical motions in the thermodynamic budgets of cloud  ensembles.  Preprints, Symposium on the role of clouds in atmospheric chemistry and global climate, Anaheim, CA, January 3- February 2.

Johnson, R. H., and W. A. Gallus, Jr., 1988: The wake structure of an  intense midlatitude squall line in OK PRE-STORM.  Preprints, 15th Conference on Severe Local Storms, Baltimore, MD, 22-26 February, 1988, 229-232.

Abstracts

Thien, L. V., and W. A. Gallus, Jr., 2008:  Upper troposphere and lower stratosphere water vapor and transport processes in the vicinity of deep convection.  AGU Joint Assembly, Ft. Lauderdale, FL, May 27-30.

Thien, L.V., W. A. Gallus, Jr., and M. A. Olsen, 2008:  Comparison of Aura MLS water vapor measurements with GFS and NAM analyses in the upper troposphere/lower stratosphere.  AGU Joint Assembly, Ft. Lauderdale, FL, May 27-30.

Gallus, W. A., Jr., A. Clark, and C. Schaffer, 2008:  Relationship of severe storm reports to jet streak quadrants and divergence patterns.  12th Annual National Weather Association Severe Storms and Doppler Radar Conference, Des Moines, IA, Mar. 27-29.

Butterworth, R. E., C. Cervato, W. A. Gallus, Jr., and K. A. Kloesel, 2008:  Communicating weather radar to public audiences.  7th Annual AMS Student Conference, New Orleans, LA, Jan. 18-26.

Gallus, W. A., Jr., Pfeifer, M., G. C. Craig, 2007:  Intercomparison of simulations using 4 WRF microphysical schemes with dual-Polarization data for a German squall line.  International Radar Conference, Cairns, Australia, Aug. 1-7.

Franz, K., and W. A. Gallus, Jr., 2007:  A comparison of two hydrologic models using high resolution WRF QPF.  HEPEX Meeting, Italy, July 3-7.

Gallus, W. A., Jr., Pfeifer, M., G. C. Craig, 2007:  Intercomparison of simulations using 4 WRF microphysical schemes with dual-Polarization data for a German squall line.  European Geophysical Union 2007, Vienna, Austria, Apr. 15-20.

Clark, A., W. A. Gallus, Jr., and T.-C. Chen, 2007:  Contributions of mixed physics and perturbed lateral boundary conditions to the skill and spread of precipitation forecasts from a WRF ensemble.  18th Conf. on Num. Wea. Pred., Park City, UT,  June 25-28 (submitted).

Gallus, W. A., Jr., 2006:  A near-miss worst-case scenario:  Cyclone at the Cyclone game on Nov. 12.  2006 NWA Severe Storms and Doppler Radar Conference, Des Moines, IA, Mar. 23-2

Gallus, W. A., Jr., M. E. Baldwin, and K. L. Elmore, 2006:  Evaluation of probabilistic precipitation forecasts determined from Eta and AVN forecasted amounts.  2nd International Symposium on Quantitative Precipitation Forecasting and Hydrology, Boulder, CO, June 4-8.

Clark, A., W. A. Gallus, Jr., and T.-C. Chen, 2006:  Trends in warm season precipitation forecast skill from four Eta and WRF model configurations.  2nd International Symposium on Quantitative Precipitation Forecasting and Hydrology, Boulder, CO, June 4-8.

Aligo, E., W. A. Gallus, Jr., and M. Segal, 2006:  An evaluation of probabilistic precipitation forecasts from an ensemble forecast system using soil moisture perturbations.  2nd International Symposium on Quantitative Precipitation Forecasting and Hydrology, Boulder, CO, June 4-8.

Jankov, I., W. A. Gallus, Jr., M. Segal, and S. E. Koch, 2006:  The role of physical scheme interactions in design of a mixed-physics ensemble for warm season MCS rainfall forecasting.  2nd International Symposium on Quantitative Precipitation Forecasting and Hydrology, Boulder, CO, June 4-8.

Gallus, W. A., Jr., C. Cervato, C. Cruz-Neira, and G. Faidley, 2005:  A virtual tornadic thunderstorm enabling students to construct knowledge about storm dynamics through data collection and analysis.  2005 EGU Assembly, Vienna, Austria, April 24-29.

Gallus, W. A., Jr., J. Correia, and I. Jankov, Numerical prediction of the 4 June 1999 Midwestern U.S. derecho event: An impossible challenge.  2005 EGU Assembly, Vienna, Austria, April 24-29.

Gallus, W. A., Jr., Sarkar, P. P., F. L. Haan, Jr., K. Le, and J. Wurman, 2005: The WiST Tornado Simulator at ISU: a translating tornado in a lab to measure loads on structures.  2005 NWA Severe Storms and Doppler Radar Conference, Des Moines, IA, Mar. 31-Apr. 2.

Gallus, W. A., Jr., and I. Jankov, 2004:  Impacts of mixed physics on ensemble spread in warm season rainfall forecasts.  AGU Fall Meeting, San Francisco, CA, Dec. 13-17.

Gallus, W. A., Jr. and I. Jankov, 2003:  Verification issues and ensemble design for warm season convective system rainfall forecasting.  Ensemble Weather Forecasting Workshop, Val-Morin, Quebec, September 18-20.

Chen, T.-C., S.-Y. Wang, W. A. Gallus, Jr., R. W. Arritt, D. Todey, Z. Pan, and E. S. Takle, 2003:  Variation of Iowa Summer Rainfall.  Baker Endowment Fund Annual Meeting, March 25, Ames, IA.

Gallus, W. A., Jr., B. R. Temeyer, E. B. Bartlett, E. S. Takle, D. A. Herzmann, D. P. Todey, D. Burkheimer, D. McCauley, and K. A. Jungbluth, 2002:  Improved frost forecasting through coupled artificial neural network time series prediction techniques and a frost deposition model.  COMET/FHWA Project Meeting, Sept. 16-17, 2002, Washington, D.C.

Arritt, R. W., C. J. Anderson, and W. A. Gallus, Jr. Quantitative Precipitation Forecasts Using a Perturbed Physics Matrix Ensemble.  World Weather Programme QPF Conference, Sept. 2-6, 2002, Reading, United Kingdom.

Temeyer, B. R., W. A. Gallus, Jr., and C. G. Carmichael, 2002:  A neural network warm season rainfall prediction system for the American Midwest.  World Weather Programme QPF Conference, Sept. 2-6, 2002, Reading, United Kingdom.

Gallus, W. A., Jr., 2002:  Impact of verification grid box size on warm season QPF skill scores, 2002:  World Weather Programme QPF Conference, Sept. 2-6, 2002, Reading, United Kingdom.

Gallus, W. A., Jr., M. Segal, and I. Jankov, 2002:  How can 10 km grid spacing model QPF output best be used to improve warm season rainfall forecasts?   World Weather Programme QPF Conference, Sept. 2-6, 2002, Reading, United Kingdom.

Anderson C. J., W. A. Gallus, Jr., R. W. Arritt, and J. S. Kain, 2002:  Impact of adjustments in the Kain-Fritsch convective scheme on QPF of elevated convection.  World Weather Programme QPF Conference, Sept. 2-6, 2002, Reading, United Kingdom.

Gallus, W. A., Jr., I. Jankov, and S. Aves, 2002:  Equitable threat score applied to MCS rainfall:  scale dependence, disagreement with subjective evaluations and impact of phase-shifting.  Verification Workshop,  Jul. 30-Aug. 1, Boulder, CO.

Gallus, W. A., Jr., M. Segal, I. Jankov, and B. R. Temeyer, 2002:  An exploration of several techniques to improve warm season rainfall forecasts in the Upper Midwest.  4th United States Weather Research Program Science Symposium, Apr. 22-24, Denver, CO.

Jankov, I. and Gallus, W. A., Jr., 2002:  Contrasts between good and bad forecasts of warm season MCSs in 10 km Eta simulations using two convective schemes.  4th United States Weather Research Program Science Symposium, Apr. 22-24, Denver, CO.

Gallus, W. A., Jr., C. J. Anderson, and S. Konarik, 2002:  A parameter for rear-flank downdraft buoyancy:  a predictor of tornadogenesis?, 6th Central Iowa Severe Weather and Doppler Radar Conference, March 21-23.

Yarger, D. N., W. A. Gallus, Jr., J. P. Boysen, C. Cruz-Neira, L. Pease, P. Castleberry, K. Meinert, R. Heer, and M. Taber, 2000:  The use of visualization to engage students in active learning.  American Geophysical Union Fall Meeting, Dec. 11-15, San Francisco, CA.

Goering, M. A., W. A. Gallus, Jr., M. A. Olsen, and J. L. Stanford, 2000:  The role of stratospheric air in the April 8, 1999 Iowa tornado outbreak:  An analysis using EP-TOMS total ozone and Eta trajectories.  National Weather Service Southwestern Conf., Sept. 21-22, Tucson, AZ.

Gale, J. J., and W. A. Gallus, Jr., 2000:   Toward improved prediction of MCS dissipation.  Third National Weather Association Severe Storm Conference, March 31- April 2, Des Moines, IA.

Frederick, A. E., W. A. Gallus, Jr., and C. J. Anderson, 2000:   Estimates of rear-flank downdraft buoyancy as a predictor of low-level tornadogenesis.  Third National Weather Association Severe Storm Conference, March 31- April 2, Des Moines, IA.

Goering, M. A., W. A. Gallus, Jr., and J. L. Stanford, 2000: Analysis of Trajectories and Ozone in the Tornado Outbreak of April 8, 1999.   Third National Weather Association Severe Storm Conference, March 31- April 2, Des Moines, IA.

Gallus, W. A., Jr., S. Aves, M. Segal, and R. W. Arritt, 2000:  Impact of improved initialization of mesoscale features on warm-season QPF.  Second USWRP Science Symposium, Boulder, CO, 27-28 March.

Gutowski, W. J., Jr., H. Wei, M. Segal, Z. Pan, R. W. Arritt, and W. A. Gallus, Jr., 2000:  Simulations of Rapid Snowmelt, European Geophysical Society XXV General Assembly, April 25-29, Nice, France.

Gutowski, W. J., Jr., H. Wei, M. Segal, Z. Pan, R. W. Arritt, and W. A. Gallus, Jr., 1999:  Regional Simulation of Snowmelt by Atmospheric Warm Advection: April 5, 1997 North Central U.S. Flood.  NASA Land Surface Hydrology Program Investigators Meeting, Columbia, MD, Nov. 2-3, 1999.

Gallus, W. A., Jr., 1999:  Sensitivity of model QPF forecasts of excessive rainfall events to horizontal resolution and role of convective parameterization.  First USWRP Science Symposium, Boulder, CO, 29-31 March.

Gallus, W. A., Jr., and M. Segal, 1999:  Potential impacts of soil moisture on frontal and convective precipitation:  Results from scaling arguments and Eta simulations.  First USWRP Science Symposium, Boulder, CO, 29-31 March.

Gallus, W. A., Jr., and J. B. Klemp, 1999: On the behavior of flow over step orography.   First USWRP Science Symposium, Boulder, CO, 29-31 March.

Gallus, W. A., Jr., 1999:  Impact of horizontal resolution and convective parameterization on simulated precipitation.  Proceedings, The 22nd General Assembly of the International Union of Geodesy and Geophysics.

Olsen, M., W. A. Gallus Jr., J. Stanford, and J. Brown, 1999:  Upper tropospheric dynamics in an intense Midwestern cyclone:  Comparison of model analyses with TOMS total ozone data.  TOMS Science Team Meeting, Greenbelt, MD, 7-8 April.

Gallus, W. A., Jr., and J. J. Gale, 1998: Improved prediction of mesoscale convective system dissipation.  Low Level Jet Science Sharing Session - National Weather Service, Sept. 2, Ames, IA.

Tannura, M., and W. A. Gallus, Jr., 1998: A synoptic climatology of Iowa significant tornadoes.  National Weather Association Severe Storms Conference, Des Moines, IA, Apr 5-7, 1998.

Gallus, W. A., Jr., 1997: The Ames IA flash flood of 16-17 June 1996. National Weather Association Severe Storms Conference, Des Moines, IA, March 15-16, 1997.

Gallus, W. A., Jr., 1996: The Iowa mini-blizzard of February 1996: An intense small-scale vortex.  National Weather Service Cold Season Conference, Des Moines, IA, Oct. 29, 1996.

Gallus, W. A., Jr., 1995: A nonhydrostatic version of the NCEP's regional Eta model.  First Eta Model Users Workshop, Camp Springs, MD, Dec. 11-13, 1995.

Research Grants (since 1995)

Verification of WRF ensembles using object-oriented approaches, NCAR (WRF-DTC), $19,120; funding period Aug. 2007 – Aug. 2008.

Reducing Wind-Induced Damages from Storms, NOAA, $923,241; funding period Sept. 2006 – Aug. 2008 (with P. Sarkar, F. Haan, H. Hu, V. Dayal, and E. S. Takle).

Development of cutting edge geoscience virtual reality applications for classroom instruction and pedagogical evaluation of the impact on learning of VR technology, NSF, $500,000; funding period Sept. 2006 – Aug. 2009 (with C. Cervato and T. Greenbowe).

Evaluating the predictability of mesoscale circulations, morphologies, and rainfall evolution for warm season convective systems using near-cloud resolving grid resolution, NSF, $345,229; funding period Jan. 2006 – Dec. 2008 (with M. Segal).

Model investigations of Upper Troposphere/Lower Stratosphere water vapor and transport into the stratosphere, NASA, $135,843; funding period Nov. 2006 – Oct. 2009.

Study of the impacts of grid spacing and physical parameterizations on WRF-RR simulations of convective system rainfall and morphology, NCAR (WRF-DTC), $32,479; funding period July 2005 – Aug. 2005.

Evaluation of mesoscale convective system rainfall predictability in the Upper Midwest considering system morphology, NSF, $281,996; funding period Nov. 2002 – Oct. 2005 (with M. Segal).

Study of tornadoes and their effect on built structures considering system morphology, NSF, $300,000; funding period Oct. 2002 – Sept. 2005 (with P. Sarkar and F. Haan).

A virtual tornadic thunderstorm to enable student-centered learning about complex storm-scale dynamics, NSF, $74,949; funding period Feb. 2001 – Jan 2004 (with C. Cruz-Neira and C. Cervato).

A comparison of simulated and observed convective system morphology with an emphasis on role of model physics , NOAA, $34,255; funding period May 2003 – Aug. 2003.

Improved frost forecasting through coupled artificial neural network time series prediction techniques and a frost deposition model, NOAA(COMET), $66,937; funding period May 2001 – April 2003 (with E. Bartlett and E. S. Takle).

Maintenance decision support system, FHWA, $36,464; funding period Dec. 2002 – Apr. 2003 (with S. Andrle and D. A. Kroeger), IaDOT, $24,993; funding period Nov. 2002 – Apr. 2003 (with S. Andrle and D. Kroeger).

Eta ensemble forecasts of elevated nocturnal convection, NOAA (COMET), $8,600; funding period Dec. 2001 – Dec. 2002.

Impact of improved initialization on warm-season mesoscale rainfall prediction in a nonhydrostatic Eta model, NSF, $227,680; funding period Oct. 1999 – Sept. 2002 (with R. Arritt and M. Segal).

Roadway frost prediction and winter weather index, IaDOT, $40,776; funding period Jan. 2001 – Jun. 2002 (with E. Takle).

Coupled atmosphere-snow model evaluation of sub-regional snowmelt, NASA, $270,000; funding period Jul 1998 – Jun. 2002 (with W. Gutowski, M. Segal, R. Arritt, and Z. Pan).

Evaluation of the Effects of Land Surface Processes on Convective Precipitation Using a Nonhydrostatic Version of the NCEP Eta model, NSF, $232,011; funding period Sept. 1997 – Aug. 2000 (with R. Arritt and M. Segal).

Creation and distribution of agriculturally-important weather data from IDOT mesonetwork sites, Iowa Agricultural and Home Economics Experiment Station, $19,068; funding period Sept. 1995 – Aug 2000.

Improved prediction of mesoscale convective system dissipation, NOAA (COMET), $33,966; funding period Aug. 1998 – Aug. 2000.

Large-scale signals for wintertime mesoscale systems affecting Iowa, NOAA (COMET), $5,250; funding period Jun 1999 – Aug. 2000 (with T. Chen).

Improving the use of weather data in winter maintenance decision-making, IaDOT, $39,500; funding period Jul 1999 – Jun 2000 (with E. Takle).

Improving the use of weather data in winter maintenance decision-making, IaDOT, $48,291; funding period Aug. 1998 – Jul. 1999 (with E. Takle).

Maximizing the use of roadway weather information systems, IaDOT, $89,291; funding period Aug. 1996 – July 1997 (with E. Takle).

Graduate Students Supervised

Melissa Goering - The Use of EP/TOMS Total Column Ozone Data as a Mesoscale Analysis Tool for Convective Events.  Graduated 2000 with M.S. degree.

Joseph Gale - Toward Improved Prediction of Mesoscale Convective System Dissipation. Graduated 2000 with M.S. degree.

David Knollhoff - Analysis and interpretation of roadway weather data for winter highway maintenance.  (co-major professor, with E. Takle).  Graduated 2001 with M.S. degree.

Isidora Jankov - Variations in convective system rainfall predictability.  Graduated 2002 with M.S. degree.

Bradley Temeyer - A neural network time-series prediction system for use with a frost deposition model.  Graduated 2003 with M.S. degree.

Eric Aligo - The use of IEM data to determine soil moisture impacts and precipitation errors in model forecasts. (co-major professor with T.-C. Chen).  Graduated 2004 with M.S. degree.

Jeremy Grams - Use of a modified Ebert-McBride technique to evaluate quantitative precipitation forecasts as a function of convective system morphology.  Graduated 2005 with M.S. degree.

Kuai Le - CFD simulation study of the flow field in a tornado-like vortex.  Graduated 2005 with M.S. degree.

Isidora Jankov - The role of physical scheme interactions on warm season rainfall forecasts.  Graduated 2006 with Ph.D. degree.

Adam Clark - Examination of the diurnal cycle of rainfall and ensemble prediction strategies in WRF model simulations.   (co-major professor with T.-C. Chen).  Graduated 2006 with M.S. degree.

Eric Aligo – Impact of microphysics in the WRF model on convective system evolution.  (ongoing – expected Ph.D. in 2009).

Adam Clark – Use of ensembles to predict convective systems.  (ongoing – expected Ph. D. in 2009).

Le Van Thien – Near tropopause water vapor content and exchange processes.  (ongoing – expected M.S. in 2008).

Chris Karstens – Near-ground wind profiles in damaging wind scenarios.  (ongoing – expected M.S. in 2009).

Chris Schaffer – Contrasts between leading and trailing stratiform rain region formation in the WRF model.  (ongoing – expected M. S. in 2010).

HONORS

ISU Foundation Award for Outstanding Achievement in Teaching, 2005 --  (This award is normally given to only 1 – 3 faculty members per year, recognizing outstanding teaching performance over an extended period of time.  Ten years or more of classroom experience in higher education are needed, and the award is based on documented evidence, including student and peer evaluations, of outstanding classroom teaching performance supplemented by evidence of instructional contributions outside the classroom.)

ISU College of Liberal Arts & Sciences Master Teacher, 2004-2005 – (This award is given to 5 faculty in the LAS College each year, and recognized in 2004-05 teachers who have a reputation for using unique methods to enhance student learning, and who have been successful in a range of teaching activities that inspire and encourage connections to other disciplines or courses, to civic engagements and communities, to research, and to real world problems and solutions to those problems.)

Guest of President G. Geoffrey on WOI-radio Talk of Iowa program - 2004

Member, International Who's Who of Professionals, 2004.

Named one of top Faculty Mentors for Honors Projects (leading to invitation to be round table discussion member), 2004.

Featured in profile in LAS Annual Report, 2002.

Advisor Recognition Award Recipient (for ISU Chapter of American Meteo. Soc.), 2001.

Profile story in Visions Magazine (ISU Alumni Magazine), 2001.

Pennsylvania State University College of Earth & Mineral Sciences Centennial Fellow, 1996.