Papers presented at the 13th Annual WRF Users' Workshop


Follow the link on the paper number to the abstract.

Follow the link for the Extended Abstract, which points to the electronic version (.pdf file format) of the preprint volume, if available.

Follow the ppt link for the Powerpoint presentation (ppt), if available

Follow the poster link for a pdf file of the poster presentation, if available


Lecture Series: Fundamentals of WRF Physics. Part 3: Cumulus Convection



An Overview of Convection Parameterization.  David Stensrud, National Oceanic and Atmospheric Administration/NSSL (ppt)



Parameterizing Convection on "Almost" Cloud-Resolving Scales.  Georg Grell, National Oceanic and Atmospheric Administration/ESRL (ppt)



Convection and Precipitation in CAM:  Sensitivity to New Schemes, Resolution, and Dynamical Cores.  Julio Bacmeister, Richard Neale, and Sungsu Park, National Center for Atmospheric Research (ppt)


Convective Parameterization Options in WRF.  Jimy Dudhia, National Center for Atmospheric Research (ppt)



1:00 – 5:00 pm

WRF Data Assimilation Working Group Meeting (Agenda)



Tuesday, June 26

8:30 – 10:00 am

Session 1:  WRF Modeling System Updates



The Weather Research and Forecasting Model: 2012 Annual Update.  Dudhia, Jimy, National Center for Atmospheric Research (Extended Abstract) (ppt)



WRFDA 2012 Overview.  Huang, Hans, National Center for Atmospheric Research (Extended Abstract) (ppt)



WRF-Chem V3.4 – A Summary of Status and Updates. Grell, Georg, S. A. McKeen, S. E. Peckham, R. Ahmadov, National Oceanic and Atmospheric Administration/ESRL, Jan Kazil, NOAA/ESRL/CSD, J. D. Fast, PNNL, M. Barth, G. Pfister, S. Wolter, NCAR, J. Wong, University of Colorado, S. Freitas, CPTEC, Brazil, P. Webley, M. Stuefer, University of Alaska, G. A. Creighton, S. L. Jones, AFWA (ppt)



Opportunities for WRF Model Acceleration.  Michalakes, John, National Renewable Energy Laboratory, Andrew Porter, Daresbury Laboratory, U.K. (ppt)



10:30 -  12:00 pm

Session 2:  Forecasting System Development



Mesoscale Modeling at NCEP: Where We Are and Where We're Going.  DiMego, Geoff, Zavisa Janjic, Matthew Pyle, Hui-Ya Chuang, Eric Rogers, Tom Black, Wan-Shu Wu, David Parrish, Ying Lin, National Weather Service/NCEP, and Brad Ferrier, IMSG (ppt)



Hurricane WRF: 2012 Operational Implementation and Community Support.  Bernardet, Ligia, National Oceanic and Atmospheric Administration/ESRL, and University of Colorado/CIRES, V. Tallapragada, Y. Kwon, NOAA/NCEP and I. M. Systems Group, Inc., S. Trahan, Q. Liu, NOAA/NCEP, Z. Zhang, NOAA AOML and RSMAS/CIMAS, University of Miami, S. Gopalakrishnan, NOAAAOML, R. Yablonsky, B. Thomas, Univ Rhode Island, and T. Marchok, NOAA Geophysical Fluid Dynamics Laboratory (ppt)



WRF-ARW in NCEP Operations: Rapid Refresh.  Weygandt, Steve, National Oceanic and Atmospheric Administration/ESRL, Ming Hu and Tanya Smirnova, NOAA/ESRL and CIRES, Stan Benjamin, John M. Brown, NOAA-ESRL, Haidao Lin, NOAA-ESRL and CIRA, Georg Grell, Eric James, NOAA-ESRL, Patrick Hofmann, NOAA-ESRL and CIRES, David Dowell, NOAA-ESRL, Brian Jamison, NOAA-ESRL and CIRA, and Susan Sahm, NOAA-ESRL (ppt)



Highlights of the Operational WRF-Based Numerical Prediction System at CWB of Taiwan.  Hong, Jing-Shan and Chin-Tzu Fong, Central Weather Bureau, Taiwan (ppt)



Air Force Weather Agency Operational Ensembles.  Kuchera, Evan, Scott Rentschler, Glenn Creighton, Jeff Hamilton, and Steve Rugg, Air Force Weather Agency, Offutt AFB (ppt)



A Rapidly Relocatable High-Resolution WRF System for Military-Defense, Aviation and Wind Energy. Deng, Aijun, David Stauffer, Brian Gaudet, and Glenn Hunter, The Pennsylvania State University (Extended Abstract) (ppt)



1:30 -  3:00 pm

Session 3:  Physics Development and Testing. I:  PBL



Improved Treatment of Boundary Layers in Urban Areas for Air Quality Modeling.  Pleim, Jonathan and Robert Gilliam, USEPA (ppt)



Performance Results with the TEMF PBL Scheme.  Angevine, Wayne, CIRES/National Oceanic and Atmospheric Administration/ESRL (ppt)



Modifications to the MYNN PBL and Surface Layer Scheme for WRF-ARW. Olson, Joseph B., and John M. Brown, National Oceanic and Atmospheric Administration/ESRL/GSD/AMB (ppt)



Improved Subgrid Drag or Hyper PBL/Horizontal Resolution: What Improves PBL Wind Biases in WRF?  Mass, Clifford, University of Washington (ppt)



Eddy Seeding for Improved WRF-LES Simulations Using Realistic Lateral Boundary Conditions. Gaudet, Brian, Aijun Deng, David Stauffer, and Nelson Seaman, The Pennsylvania State University (Extended Abstract) (ppt)



Toward Multiscale Simulations of Flows in Heterogeneous Atmospheric Boundary Layers. Kosovic, Branko, National Center for Atmospheric Research (ppt)



3:30 – 4:45 pm

Session 4:  Physics Development and Testing. II:  LSM



The Noah-MultiPhysics Land Surface Model: Description and Comparison of Options. Barlage, Michael, Mukul Tewari, Kevin Manning, Fei Chen, National Center for Atmospheric Research, Guo-Yue Niu, Biosphere 2 at The University of Arizona; Zong-Liang Yang, The University of Texas (ppt)



Evaluation of the Noah-MP Land Surface Model in WRFV3.4. Tewari, Mukul, Kevin Manning, Michael Barlage, Fei Chen, Jimy Dudhia, National Center for Atmospheric Research, Guo-Yue Niu, University of Arizona, Zong-Liang Yang, The University of Texas, Jeffrey D. Cetola, Air Force Weather Agency, Offutt AFB (ppt)



Impact of Optimized Land Surface Parameters on the Land-Atmosphere Coupling in WRF Simulations of Dry and Wet Extremes. Santanello Jr., Joseph, Sujay V. Kumar, Ken Harrison, and Christa D. Peters-Lidard, National Aeronautics and Space Administration/GSFC (ppt)



A Weather Forecasting System for Complex Urban Environments (uWRF). Gonzalez, Jorge, The City College of New York, Bob Bornstein, and Estatio Gutierrez, San Jose State University (ppt)



Effects of the Great Salt Lake's Temperature and Size on the Regional Precipitation in the WRF Model.  Grim, Joseph A., J. C. Knievel, and H. H. Fisher, National Center for Atmospheric Research (ppt)


4:45 -  5:30 pm

Daily Discussion (ppt)



Wednesday, June 27

8:30 – 10:00 am

Session 5:  Model Evaluation. I



The 2012 High-Resolution Rapid Refresh (HRRR): WRF Enhancements and Challenges. Alexander, Curtis, University of Colorado/CIRES and NOAA/ESRL, Steve Weygandt, NOAA/ESRL, Tanya Smirnova, CU/CIRES and NOAA/ESRL, Stan Benjamin, John Brown, David Dowell, NOAA/ESRL, Patrick Hofmann, Eric James, Ming Hu, Joe Olson, CIRES and NOAA/ESRL, Kevin Brundage, CIRA and NOAA/ESRL, Susan Sahm, NOAA/ESRL, and Brian Jamison, CIRA and NOAA/ESRL (ppt)



The Use of WRF-DART Analyses for 3 km Explicit Convective Forecasts in Support of the 2012 DC3 Field Program. Romine, Glen, Morris Weisman, Kevin Manning, Wei Wang, and Craig Schwartz, Chris Snyder, and Jeff Anderson, National Center for Atmospheric Research (ppt)



CAPS Storm-Scale Ensemble Forecasts for the NOAA HWT 2012 Spring Experiment: New Features and Ensemble QPF Evaluation. Kong, Fanyou, and Ming Xue, Center for Analysis and Prediction of Storms and The University of Oklahoma (ppt)



Downslope Windstorms of San Diego County: Sensitivity to Resolution and Model Physics. Fovell, Robert, University of California (Extended Abstract) (ppt)



A Comprehensive Evaluation of Polar WRF Forecast Performance in the Antarctic. Bromwich, David, Francis Otieno, Keith Hines, Ohio State University, Kevin Manning, NCAR, and Elad Shilo, Israel Meteorological Service (ppt)



Highlights of DTC Model Testing and Evaluation Results. Kuo, Bill, L. Nance, National Center for Atmospheric Research, Z. Toth, NOAA/ESRL, and B. Brown, NCAR (ppt)



10:30 – 11:30 am

Session 6:  Physics Development and Testing. III:  Others



Explicit Prediction of Supercooled Liquid Water and Application to Aircraft and Ground Icing Problems. Thompson, Gregory, National Center for Atmospheric Research (ppt)



Implementation and Early Tests of a PDF Parameterization in WRF. Larson, Vincent E., Carsten Harlass, and Jan Hoft, University of Wisconsin (Extended Abstract) (ppt)



Improvement of the WRF Model for Solar Resource Assessment and Forecast Under Clear Skies. Ruiz-Arias, Jose A., University of Jaen, Spain, J. Dudhia, NCAR, C. Gueymard, and D. Pozo- Vazquez, University of Jaen, Spain (ppt)



Sensitivity of WRF Model to Simulate Gravity Waves. Udina, Mireia, M. R., Soler, Universitat de Barcelona, Barcelona, Spain, Samuel Viana, Agencia Estatal de Meteorologia, Barcelona, Spain, Carlos Yague, Universidad Complutense de Madrid, Madrid, Spain (ppt)



Thursday, June 28

8:30 – 10:00 am

Session 7 (parallel):  Chemistry Development and Testing



Exploring WRF-Chem/DART as a Research-Based NWP System with Chemistry. Arellano, Ave, University of Arizona (ppt)



Simultaneous Three-dimensional Variational Assimilation of Surface Fine Particulate Matter and MODIS Aerosol Optical Depth. Schwartz, Craig S., Zhiquan Liu, Hui-Chuan Lin, National Center for Atmospheric Research, Stuart A. McKeen, NOAA (ppt)



Impact of Lightning-NO and Radiatively-Interactive Ozone on Air Quality over CONUS, and their Relative Importance in WRF-Chem.  Martini, Matus, Dale Allen, University of Maryland, Kenneth Pickering, NASA GSFC, Amanda Hansen, SAIC, Barry Baker, University of Maryland (ppt)



Simulated Carbonaceous and Inorganic Aerosols and their Effect on Radiation during the CalNex and CARES Campaigns in California.  Fast, Jerome, Vinoj Velu, Ying Liu, and Manish Shrivastava, Pacific Northwest National Laboratory



Characterization of Speciated Aerosol Radiative Forcing over California.  Zhao, Chun, L. Ruby Leung, Richard Easter, Pacific Northwest National Laboratory, Jenny Hand, Colorado State University, Jeremy Avise, California Air Resources Board (ppt)



8:30 – 10:00 am

Session 8 (parallel):  Regional Climate Development and Testing



Application of a Tropical Cyclone Index to Climate Model Downscaling. Holland, Greg and Cindy Bruyere, National Center for  Atmospheric Research (ppt)



Evaluation of WRF Regional Climate Simulations of Wet and Dry Years over the Southern High Plains. Pei, Lisi, Michigan State University, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China, Nathan Moore, Sharon Zhong, Michigan State University, Zhiqiu Gao, Institute of Atmospheric Physics, Chinese Academy of Sciences, Lifeng Luo, Michigan State University, Xindi Bian, and Warren E. Heilman, USDA Forest Service (ppt)



Sensitivities of Spectral Nudging Toward Moisture. Otte, Tanya, Martin J. Otte, U.S. EPA, Jared H. Bowden, University of North Carolina, and Christopher G. Nolte, U.S. EPA (ppt)



Double Dynamical Downscaling with WRF for the Western U.S. Bukovsky, Melissa, and Changhai Liu, National Center for Atmospheric Research (ppt)



Achievements and Challenges in Developing and Maintaining COSMO-CLM as a Community RCM. Will, Andreas, Brandenburg University of Technology, Germany (ppt )



CWRF Improved Rainfall Prediction by Ensemble Cumulus Parameterization. Liang, Xin-Zhong, University of Maryland, Fengxue Qiao, University of Illinois, and Georg Grell, NOAA/ESRL


10:30 – 12:30 pm

Session 9 (parallel):  Data Assimilation Development and Testing



On the Bias-Correction Strategy of Radiance Data Assimilation with the Limited-Area Model. Liu, Zhiquan, Hui-Chuan Lin, Craig S. Schwartz, and Ying-Hwa Kuo, National Center for Atmospheric Research (ppt)



A Radar Data Assimilation Experiment for COPS IOP 10 with the WRF 3DVAR System in a Rapid Update Cycle Configuration. Schwitalla, Thomas, Hans-Stefan Bauer, and Volker Wulfmeyer, University of Hohenheim, Germany (ppt)



An Integrated Ensemble/Variational Hybrid Data Assimilation System.  Auligne, Thomas, National Center for Atmospheric Research, and Luke Peffers, AFTAC (ppt)



Feature Calibration Alignment for the WRF model. Nehrkorn, Thomas, Atmospheric and Environmental Research, Inc., and Thomas Auligne, NCAR (ppt)



A Hybrid Nudging-Ensemble Kalman filter Approach to Data Assimilation in WRF/DART. Lei, Lili, National Center for Atmospheric Research, David R. Stauffer, and Aijun Deng, The Pennsylvania State University (ppt)



DTC Data Assimilation System Community Support and Testing Activities: Variational, Ensemble and Hybrid. Shao, Hui, National Center for Atmospheric Research, M. Hu, NOAA/ESRL, D. Stark, K. Newman, C. Zhou, X. Y. Huang, NCAR, John Derber and Michael Lueken, NCEP/EMC (ppt)



Use of Small Unmanned Airplanes to Improve On-Demand Local Forecasts. Rognvaldsson, Olafur, Institute for Meteorological Research and the University of Bergen, Norway, Halfdan Agustsson, Institute for Meteorological Research and University of Iceland and Icelandic Meteorological Office, Marius Jonassen, Institute for Meteorological Research and the University of Bergen, and Haraldur Olafsson, University of Iceland, University of Bergen and the Icelandic Meteorological Office (ppt)



Joint UW-3TIER Project on Data Assimilation for Renewable Energy Forecasting. Grimit, Eric, 3TIER, Inc., Philip Regulski, Clifford F. Mass, and Gregory J. Hakim, University of Washington (ppt)


10:30 – 12:30 pm

Session 10 (parallel):  Model Evaluation. II




An Examination Of Interesting Properties Regarding A Physics Ensemble. Bassill, Nick, University of Wisconsin (ppt)



Downscaling Global Reanalyses with WRF for Wind Energy Resource Assessment. Stoelinga, Mark, Matthew Hendrickson, and Pascal Storck, 3TIER, Inc. (ppt)



Verification of the NCAR-Xcel Ensemble-RTFDDA System for Wind Energy Prediction. Roux, Gregory, Yubao Liu, Luca Delle Monache, Tom Hopson, William Y.Y. Cheng, and Yuewei Liu, National Center for Atmospheric Research (ppt)



On the Reproducibility of Surface Wind Direction over Complex Terrain by the WRF Mesoscale Model. Jimenez, Pedro A., Center for Energy, Environment, and Technology (CIEMAT) and J. Dudhia, NCAR (ppt)



Comparison of Convective Boundary Layer Velocity Spectra Calculated from Large Eddy Simulation and WRF Model Data. Gibbs, Jeremy, and Evgeni Fedorovich, University of Oklahoma (ppt)



Fog-Prediction Errors Evaluated for Multiple Physical Parameterization Schemes in the AFWA Mesoscale Ensemble. Ryerson, William, Joshua Hacker, Mary Jordan, and Kurt Nielsen, Naval Postgraduate School (ppt)



Sensitivity of HWRF Forecasts to Cumulus Parameterizations. Mrinal K Biswas, National Center for Atmospheric Research, Ligia R Bernardet, and Shaowu Bao, University of Colorado/CIRES, NOAA/ESRL/GSD (ppt)



Diagnosing Forecast Errors in Tropical Cyclone Motion in AHW. Galarneau, Thomas, and Christopher Davis, National Center for Atmospheric Research (ppt)


2:00 – 3:30 pm

Session 11:  Coupling and New Development



Evaluation of Lake Process Simulations within the Weather Research and Forecasting Model. Jin, Jiming and Hongping Gu, Utah State University, Michael B. Ek, Environmental Modeling Center, NCEP (ppt)



A New Hydrological Model Extension Package for the Weather Research and Forecasting System. Gochis, David, W. Yu, D. Yates, R. Rasmussen, M. Clark, National Center for Atmospheric Research, H. Kunstmann, T. Rummler, and B. Fersch, Karlsruhe Institute of Technology (ppt)



A Fully Coupled Atmosphere-Wave-Ocean Model with WRF-ARW. Chen, Shuyi, Milan Curcic, Mark Donelan, Chiaying Lee, Brandon Kerns, RSMAS/University of Miami, Tim Campbell, NRL-SSC, and John Michalakes, NREL



Tropical Channel NEMO-OASIS-WRF Coupled Simulations at Very High Resolution. Masson, Sebastien, C. Hourdin, R. Benshila, LOCEAN-IPSL, , E. Maisonnave, CERFACS, Y. Meurdesoif, LSCE-IPSL, C. Mazauric, Bull, G. Samson, Mercator-Ocean, F. Colas, G. Madec, LOCEAN-IPSL, R. Bourdalle-Badie, Mercator-Ocean, S. Valcke, and L. Coquart, CERFACS (Extended Abstract) (ppt)



Mesoscale vs. Global Physics Suites: Differing Approaches and Parameterization Behavior. Gustafson Jr., William I., Po-Lun Ma, Balwinder Singh, Jerome D. Fast, and Philip J. Rasch, Pacific Northwest National Laboratory



Global Variable-Resolution Tests Results from MPAS using WRF-NRCM Physics, Skamarock, W., L. Fowler, J. Klemp, M. Duda, and S.-H. Park, National Center for Atmospheric Research (ppt)



3:30 – 4:30 pm

Daily Discussion and Wrap-up



2:00 – 5:30 pm

Poster Session


Development and Testing for WRF Data Assimilation



Modeling of the Background Error Statistics. Descombes, Gael, and Auligne, Thomas, National Center for Atmospheric Research



Application of Background Error Covariance Option 3 in CWB WRFDA. Chen, Mei-Hsin, Chin-Tzu Fong, Central Weather Bureau, Taiwan, and Yong-Run Guo, NCAR



Examination of Flow-Dependent Errors in Near-Surface Temperature and Wind from WRF Numerical Simulations over Complex Terrain. Pu, Zhaoxia, and Hailing Zhang, University of Utah



Addressing Nonlinearities in the Observation Operator for Satellite Cloud-Affected Radiances. Wang, Hongli, and AulignŽ, Thomas, National Center for Atmospheric Research



Assessment of Data Assimilation with the Prototype High Resolution Rapid Refresh for Alaska (HRRRAK). Morton, Don, Kayla Harrison, Arctic Region Supercomputing Center, University of Alaska, Brad Zavodsky, Shih-Hung Chou, NASA Short-term Prediction Research and Transition Center, Ming Hu, Developmental Testbed Center



Impact of the Assimilation of AIRS Retrievals on Antarctic WRF Forecasts. Powers, Jordan, G. and Kevin W. Manning, National Center for Atmospheric Research (Extended Abstract)



Testing and Evaluation of the GSI-Hybrid Data Assimilation for Hurricane Forecasts – A Case Study. Zhou, Chunhua, Hui Shao, National Center for Atmospheric Research, Ming Hu, Ligia Bernardet, NOAA/ESRL, Xiang-Yu Huang and Brian Etherton, NCAR (poster)



Impact of AMSU-B and MHS Radiance Assimilation for Regional EnKF. Newman, Kathryn, Z. Liu, C. Schwartz, H. Shao, X.-Y. Huang, National Center for Atmospheric Research



Sensitivity of Tropical Cyclone Forecasts to Microwave Radiance Data Assimilation with WRF/DART. Schwartz, Craig S., Zhiquan Liu, Chris Snyder, So-Young Ha, National Center for Atmospheric Research, Stuart A. McKeen, NOAA



Enhancements to the Real-Time Operational NCAR-ATEC Ensemble-RTFDDA (E-4DWX) Forecasting System with NCAR DART-EnKF, WRF-NMM and SKEB. Pan, Linlin, National Center for Atmospheric Research, Yubao Liu, Jason Knievel, Gregory Roux, Wanli Wu, Yonghui Wu, John Pace, Scott Halvorson, and Frank Gallagher, Dugway Proving Ground, US Army



Evaluation of AMDAR and AMV Data Quality and their Impact on RTFDDA Analysis and Forecasting Control at Eastern Mediterranean region. Pan, Linlin, National Center for Atmospheric Research, Yubao Liu, Yonghui Wu, Dorita Rostkier-Edelstein, Israel Institute for Biological Research, Ness-Ziona, Israel, and Rong-Shyang Sheu, NCAR



Assimilating MODIS Aerosol-Sensitive Radiances using WRF-Chem and GSI. Lin, Hui-Chuan, and Zhiquan Liu, National Center for Atmospheric Research



Assimilation of Cloud-Affected Infrared Satellite Radiances. Auligne, Thomas, and Wang, Hongli, National Center for Atmospheric Research



Assimilation of Hurricane Inner Core 3D Winds using WRF 4Dvar. Chen, Shuyi S., Ronald Gordon, Patricia Sanchez, University of Miami, Hans Huang and Xin Zhang, NCAR



Development and Testing for Regional Climate Research



Refined Dynamical Downscaling from Previous Work at 36-km Resolution. Bullock, Russell, Jerry Herwehe, Megan Mallard, Tanya Otte, United States Environmental Protection Agency (Poster)



WRF Dynamically Downscaled Simulation of Projected Climate in the Missouri River Basin: 2000-2050. Norton, Parker and John Stamm, USGS South Dakota Water Science Center  (Extended Abstract)



Dynamical Downscaling for Climate Impacts. Harkey, Monica, and Tracey Holloway, University of Wisconsin



Urban Mixing Height in Mountainous Terrain: An ARW Simulation for Aburra Valley (Colombia). Jimenez, Jose, National University of Colombia, Columbia



Improvement of Urban Parameters for the Single-Layer UCM in the WRF model. Adachi, Sachiho A., Japan Agency for Marine-Earth Science and Technology, Japan, Hiroyuki Kusaka, University of Tsukuba, Japan, Michael G. Duda, NCAR, Manabu Kanda, Alvin Christopher Galang Varquez, Makoto Nakayoshi, Tokyo Institute of Technology, Japan, Motohiko Tsugawa, and Fujio Kimura, Japan Agency for Marine-Earth Science and Technology, Japan



What is Responsible for the Semi-Arid Urban Area "Oasis Effect?" Georgescu, Matei, Mohamed Moustaoui, Alex Mahalov, Arizona State University, and Jimy Dudhia, NCAR



Improving Seasonal-Interannual Climate Prediction by the Nested CWRF-ECHAM System. Chen, Ligang, Xin-Zhong Liang, University of Maryland, David DeWitt, Columbia University



Impact of MODIS Surface Temperature Data on Warm Season Precipitation Simulations over the Southeastern United States. McCoy, Ripley, and Jiming Jin, Utah State University



Improving Summer-Time Precipitation Associated with the North American Monsoon using MODIS Sea Surface Temperatures. Meyer, Jon, Jiming Jin, and Ripley McCoy, Utah State University



Simulations of Lake-Effect Precipitation over the Great Lakes Using a Coupled WRF-Lake Model. Gu, Hongping, and Jiming Jin, Utah State University



Examining the Linkages between Climate, LCLUC and Dust Events in Central and East Asia with the Fully Coupled WRF-Chem-DuMo Dust Modeling System. Sokolik, Irina N., Viatcheslav V. Tatarskii, and Xin Xi, Georgia Institute of Technology



CWRF Prediction of Crop Distribution and Application. Liu, Shuyan, Liang, Xin-Zhong, University of Maryland; Wei Gao, USDA-UVB Monitoring and Research Program, Natural Resource Ecology Laboratory, Colorado State University



Representing Vegetation with Ecosystem Functional Types in WRF Simulations. Muller, Omar V., CEVARCAM/Universidad Nacional del Litoral, Argentina, Ernesto H. Berbery, ESSIC - University of Maryland, and  Domingo Alcaraz-Segura, Universidad de Almeria, Spain



Simulation of Snow Cover Changes over Central Japan in the Late 20th Century. Kawase, Hiroaki,  Masayuki Hara, Takao Yoshikane, Noriko Ishizaki, and Fujio Kimura, Japan Agency for Marine-Earth Science and Technology, Japan



A Year-Long Tropical Cyclone Simulation with a High-Resolution Tropical-Channel Regional Climate Model. Hashimoto, Atsushi, Hiromaru Hirakuchi, Naoto Kihara, Central Research Institute of Electric Power Industry, Japan (Extended Abstract) (poster)



Leveraging WRF-ARW for High-Resolution Climatology. Hamilton, Jeff, Air Force Weather Agency



The Sensitivity of Orographically Enhanced Extreme Precipitation Events in Western Norway to Changes in SST.  Sandvik, Mari Ingeborg, and Asgeir Sorteberg, Geophysical Institute, University in Bergen, Norway



Sensitivity of Regional Climate Simulations for Europe to WRF Physics.  Mooney, P. A., F. J. Mulligan, R. Fealy, National University of Ireland Maynooth, Ireland


Development and Testing for WRF-Chemistry



Satellite Constraints of Nitrogen Oxide (NOX) Emission from India Based on OMI Measurements and WRF-Chem Simulations. Ghude, Sachin D., Indian Institute of Tropical Meteorology, India, and Gabriele G. Pfister, NCAR



A WRF-Chem Realtime Modeling System for Monitoring CO2 Emissions. Deng, Aijun, Thomas Lauvaux, Ken Davis, Natasha Miles, Scott Richardson and David Stauffer, The Pennsylvania State University (Extended Abstract) (poster)



WRF-Chem Model Evaluation over the Rocky Mountains Forest During the BEACHON-RoMBAS 2011 Field Study. Hodzic Roux, Alma, and David Gochis, National Center for Atmospheric Research



Impact of Meteorology Downscaling to the Regional Air Quality Simulation, using WRF/CMAQ Modeling System. Kim, Hyun Cheol, National Oceanic and Atmospheric Administration/ARL, Songyou Hong, Yonsei University, Fantine Ngan, and Pius Lee, NOAA/ARL



Modeling the Transport and Radiative Forcing of Taklimakan Dust over the Tibetan Plateau in Summer. Chen, Shuyi, Pacific Northwest National Laboratory, Jianping Huang, Lanzhou University, China, Chun Zhao, Yun Qian, L. Ruby Leung, and Ben Yang, Pacific Northwest National Laboratory



Tracers for CO and Ozone in WRF-Chem -  Interpretation of Pollution Sources and Chemical and Transport Processes. Pfister, G., S. Walters, D. Edwards, L. Emmons, National Center for Atmospheric Research



Anthropogenic Influences on Asian Monsoon: Land-use Change vs. Short-lived Air Pollutants. Jiang, Xiaoyan, Mary C. Barth, Alex E. Guenther, Louisa Emmons, and Christine Wiedinmyer, National Center for Atmospheric Research



The impacts of Saharan Air Layer on the Atlantic Tropical Storms: A Case Study using WRF/Chem. Zhang, Yongxin, Zhiquan Liu, Craig Schwartz, Hui-Chuan Lin, and Xiang-Yu

Huang, National Center for Atmospheric Research (Extended Abstract)



Ensemble Air Quality Modeling using the Coupled WRF-CMAQ Model. Gilliam, Robert, United States Environmental Protection Agency



A WRF/Chem Ozone Sensitivity Study using Ensemble Modeling for Slovenia and Northern Adriatic area. Zabkar, Rahela, Joze Rakovec, University of Ljubljana and Center of Excellence SPACESI, Darko Koracin, Desert Research Institute



Parameterizing Lightning-Generated NOx at Resolutions with Convective Parameterization for Upper Tropospheric Ozone Simulations. Wong, John, The University of Colorado, and Mary Barth, NCAR, and David Noone, The University of Colorado



Physics Development and Testing



Introducing Subgrid-Scale Cloud Feedbacks to Radiation in WRF. Alapaty, Kiran, Jerold Herwehe, Chris Nolte, Russ Bullock, Tanya Otte, Megan Mallard, United States Environmental Protection Agency, Jimy Dudhia, NCAR, and Jack Kain, NOAA/NSSL (Poster)



Modeling the Effects of Forest Disturbances with the Noah-MP Land Surface Model. Fei Chen, Guo Zhang, Michael Barlage, Ying Zhang, Christine Wiedinmyer, National Center For Atmospheric Research, Jeffery A. Hicke, and Arjan Meddens University of Idaho



Impacts of Different Land Cover Data on Meteorology and Air Quality Modeling, Part 1: Meteorology Simulations. Ran, Limei, University of North Carolina, Robert Gilliam, Jonathan Pleim, William Benjey, EPA NERL/ORD



Impacts of Revised Surface-Layer Physics in WRF V3.4 on Heavy Rainfall Simulations over Korea. Lee, Junhong, Hyeyum Hailey Shin, and Song-You Hong, Yonsei University, Seoul, Korea



Sensitivity of Asymptotic Behavior of Idealized Tropical Cyclone Intensification to Parameterizations of the Atmospheric Boundary Mixing. Michelson, Sara National Oceanic and Atmospheric Administration/ESRL and CIRES/University of Colorado, and Jian-Wen Bao, NOAA/ESRL



Mesoscale Influences of Wind Farms throughout a Diurnal Cycle. Fitch, Anna C., University of Bergen, Norway, Julie K. Lundquist, University of Colorado and NREL, and Joseph B. Olson, NOAA/ESRL and CIRES



An Explicitly-Coupled Shallow Convection Parameterization with Planetary Boundary Processes. Hong, Song-You, Jihyeon Jang, Hyeyum Hailey Shin, and Junhong Lee,Yonsei University, Seoul, Korea



WRF Fire Simulation Coupled with a Fuel Moisture Model and Smoke Transport by WRF-Chem. Kochanski, Adam K., University of Utah, Jonathan D. Beezley, Jan Mandel, and Minjeong Kim, University of Colorado (Extended Abstract)



Analysis of the 2002 Yakutsk Wildfires using the WRF-Chem-SMOKE Model and Satellite Data. Zheng Lu and Sokolik, Irina N., Georgia Institute of Technology



Model Evaluation



Verification of WRF Wind Speeds over South Africa. Weston, Michael, Theo Fischer, and Abdul Ebrahim, EScience Associates (Poster)



QPF Verification of a WRF-ARW-Based Storm-Scale Real-Time Forecasting System in Southern China for the 2011 Summer Months. Chen, Xunlai, Shenzhen Meteorological Bureau, China, Center for Analysis and Prediction of Storms, University of Oklahoma, Fanyou Kong, Tuanjie Hou, CAPS, Hongping Lan, and Qunfeng Zhen,Shenzhen Meteorological Bureau, China (Extended Abstract)



Evaluation of Two Regional Ensembles During the 2011-2012 Hydrometeorology Tested-West Winter QPF Experiment. Jensen, Tara, National Center for Atmospheric Research, Edward Tollerud, NOAA/ESRL, Evan Kuchera, AFWA, Brian Etherton, Linda Wharton, NOAA/ESRL, Scott Rentschler, AFWA, Paul Oldenburg, John Halley-Gotway, Barbara Brown, NCAR



Points and Pixels: Assessing the Impact of Observation Choices on Verification Results. Tollerud, Edward, National Oceanic and Atmospheric Administration/ESRL, Tara Jensen, Tressa Fowler, John Halley Gotway, NCAR/RAL, Seth Gutman, Kirk Holub, NOAA/ESRL, Paul Oldenburg, and Barb Brown, NCAR



Recent Enhancements to the Model Evaluation Tools (MET 4.0).  Fowler, Tressa L., John Halley Gotway, Randy Bullock, Paul Oldenburg, Tara Jensen, National Center for Atmospheric Research



Transitioning Promising New Mesoscale Innovations from Research to Operations: Defining a Process to Bridge the "Valley of Death." Wolff, Jamie K., Louisa B. Nance,  Barbara G. Brown and Ying-Hwa Kuo, National Center for Atmospheric Research, Brad S. Ferrier, National Centers for Environmental Prediction, and Clifford F. Mass, University of Washington (Poster)



Inter-Comparison of the WRFv3.3.1 AFWA Operational and RRTMG-Replacement Configurations. Harrold, Michelle, Jamie Wolff, John Halley Gotway, Paul Oldenburg, and Zachary Trabold, National Center for Atmospheric Research



Evaluation of the WRF Model for Frost and Freeze Prediction in Eastern Washington. Ghidey, Tesfamichael, Nicholas Loyd, Gerrit Hoogenboom, AgWeatherNet, Washington State University, and Heping Liu, Washington State University (poster)



A WRF Forecast of a Tornado Producing Supercell During 7th May 2012, in Oxfordshire, UK. van Dijke, Daniel, Clare Allen, Paul Knightley, Meteo Group, Netherlands (Poster)



Retrospective Forecasting Experiments of 2011-Korea 100-Year Flood Event Using WRF-RTFDDA and Ensemble-RTFDDA. Liu, Yubao, Will Y.Y. Cheng, Yuewei Liu, LinlIn Pan, Gregory Roux, Wanli Wu, National Center for Atmospheric Research,  Seung-Woo Lee, Young-Jean Choi, Young-San Park, Korea Meteorological Administration, and Song-Lak Kang, Texas Tech University 



WRF Deep Horizontal and Vertical Nesting Applied to Astronomical Conditions above Dome C in Antarctica. Giordano, C., J. Vernin, Universite de Nice-Sophia Antipolis, Observatoire de la Cote d'Azur, CNRS-UMR7293, Lab. France.  A. Mahalov & M. Moustaoui, Center for Environmental Fluid Dynamics, Arizona State University



Operational 2-km WRF Forecasts at Korea Air Force. Hahm, Sook-Jung, Jae-Ik Song, Jwa-Kyum Kim, Jong-Suk Kim, Republic of Korea Air Force, South Korea, and Ui-Yong Byun, Jihyeon Jang, Myung-Seo Koo, and Song-You Hong, Yonsei University, South Korea.



Evaluation of the Typhoone Track Forecast in WRF-Based Mesoscale Ensemble Prediction System. Li, Chih-Hsin and Jing-Shan Hong, Central Weather Bureau, Taiwan



Development and Evaluation of a WRF-Based Real-Tme Very-Large-Eddy Simulation Scale NWP System. Wu, Wanli, Yubao Liu, Linlin Pan, Yuewei Liu, Jason Knievel, Rong-Shyang Sheu, National Center for Atmospheric Research, John Pace, Scott Halvorson, and Frank Gallagher Jr., U.S. Army Test and Evaluation Command



WRF Simulations of Hurricane Irene During its Interaction with the US East Coast. Klausmann, Alfred M., Exponent (Extended Abstract) (poster)



The Influence of Tropical Cyclone Structure on Eyewall Evolution Simulation of Typhoon Sinlaku (2008) Crossing Taiwan. Chih, Cheng-Hsiang, Graduate Institute of Earth Science/Atmospheric Science, Chinese Culture University, China, and Kun-Hsuan Chou, Chinese Culture University



Using the NASA-Unified WRF to Assess the Impacts of Real-Time Vegetation on Simulations of Severe Weather. Case, Jonathan L., ENSCO Inc./National Aeronautics and Space Administration SPoRT, Frank J. LaFontaine, Raytheon/NASA SPoRT Center, Sujay V. Kumar, SAIC/NASA GSFC, and Christa D. Peters-Lidard, NASA GSFC (Extended Abstract)



Evaluation of Temperature and Precipitation Extremes and Climate Variability over United States as Simulated by the Nested Regional Climate Model (NRCM). PaiMazumder, Debasish, and James Done, National Center for Atmospheric Research



Simulating Daytime Boundary Layer Heights and Mesoscale Flows in Complex Terrain Using WRF:  a Case Study for the Virginia Blue Ridge Mountains.  Lee, Temple, University of Virginia



Study of Nocturnal Surface Wind Bias by the WRF-ARW Model over Southeastern Texas. Ngan, Fong, Pius Lee, HyunCheol Kim, National Oceanic and Atmospheric Administration/ARL, Khalid Al-Wali, and Bright Dornblaser, TCEQ TX



Sensitivity of Lake-Effect Snowfall to Lake Ice Cover and Temperature in the Great Lakes Region. Wright, David M., Posselt, Derek J., Steiner, Allison L., University of Michigan



River Discharge Simulation by Using Runoff Data of WRF Model Output. Ma, Xieyao, Hiroaki Kawase, Takao Yoshikane, Masayuki Hara, Noriko Ishizaki, Mikiko Fujita, Sachiho Adachi,  Fujio Kimura, Japan Agency for Marine-Earth Science and Technology, Japan, Hiroshi G. Takahashi, Tokyo Metropolitan University, and H. Hatsushika, Toyama Prefectural Environmental Science Research Center



Evaluation of 3D-Var Data Assimilation and Planetary Boundary Layer Scheme Sensitivities for Two Heavy Rainfall Cases in Southern China. Hou, Tuanjie, Fanyou Kong and Xunlai Chen, University of Oklahoma (Extended Abstract)



Modelling the Southern Ocean Boundary Layer Clouds. Hande, Luke, Monash University, Australia



Assessment of Supercell Mesocyclogenesis in a Suite of Idealized WRF Simulations of Storm Interaction. Syrowski, Ann, Jewett, Brian, and Robert Wilhelmson, University of Illinois (Poster)



Investigating the Role of Storm Mergers and Rapid Storm Intensification Mechanisms in the 22 May 2011 Joplin, MO Tornadic Storm. Van Leer, Kevin W., Brian F. Jewett, Robert B. Wilhelmson, University of Illinois (poster)



Evaluating Transport in the WRF Model along the Californian Coast. Yver, Camille, Graven Heather, University of California San Diego, Lucas, Donald D., Cameron-Smith Philip, LLNL, Keeling Ralph, and Weiss Ray, UCSD/SIO (Extended Abstract) (poster)



Local Land-Atmosphere Coupling (LoCo) Diagnosis in LIS-WRF:  A Case Study of Dry/Wet Extremes. Santanello, Jr., Joseph A., Christa D. Peters-Lidard, National Aeronautics and Space Administration/GSFC, Aaron D. Kennedy, U. North Dakota, and Sujay V. Kumar, NASA-GSFC



Hurricane WRF (HWRF) Community Support and Benchmark. Bao, Shaowu, L. Bernardet, T. Brown, National Oceanic and Atmospheric Administration/ESRL, D. Stark, L. Carson, NCAR



Impact of Cloud Microphysics Schemes in WRF Model on the Simulation of a Winter Storm as Compared to Radar and Radiometer Measurements. Han, Mei, Scott A. Braun,Toshihisa Matsui, National Aeronautics and Space Administration, Christopher R. Williams, NOAA/CIRES, and Takamichi Iguchi, NASA (Poster)



Evaluation of WRF Stochastic Kinetic-Energy Backscatter Perturbation in a Storm-Scale Ensemble Forecasting System. Zhu, Jiangshan, Center for Analysis and Prediction of Storms, University of Oklahoma, Institute of Atmospheric Physics, Chinese Academy of Sciences, China, Fanyou Kong, Xuguang Wang, CAPS and The University of Oklahoma, Jeff Duda, University of Oklahoma, Judith Berner, NCAR, Ming Xue, CAPS and University of Oklahoma (Extended Abstract)



Evaluation of WRF Microphysical Schemes for Use in Forecasting Wind Turbine Icing. Davis, Neil, Andrea Hahmann, Niels-Erik Clausen, DTU Wind Energy, Denmark, and Mark Zagar, Vestas Technology R&D Aarhus, Denmark



Update of the Land Surface Parameters for Taiwan's Meteorological Simulation. Lin, Chin-Fang, Fang-Yi Cheng, Chih-Hsiang Wu, Jeng-Lin Tsai, National Central University, Taiwan.



Eliminating Spurious Numerical Waves in High Resolution WRF Simulations of Winter Cyclones. Keeler, Jason M., Brian F. Jewett, Bob M. Rauber, and Greg M. McFarquhar, University of Illinois



Bayesian Assessment of Horizontal Resolution in a Nested-Domain WRF Simulation. Mesquita, M.d.S., Bjerknes Centre for Climate Research and Uni Research, Norway, dlandsvik, B., Bjerknes Centre for Climate Research and Institute of Marine Research, Norway, Bruyere, C.L., NCAR, and Sandvik, A. D., Bjerknes, Centre for Climate Research and Institute of Marine Research, Norway. (Extended Abstract) (poster)



Adapting the ARW to Trade Wind Cumulus Studies. Jones, Alexandra L., Larry Di Girolamo, Brian Jewett, and Robert Rauber, University of Illinois



Skills and Limitations of Modelling over the Shaken City - WRF 1.5km Christchurch. Heinzeller, Dominikus, Meteorological Service of New Zealand Ltd., Cory Davis and Graham Rye (poster)



Compatibility of High Resolution Terrain with High Resolution Model Grid. Cheng, William Y.Y. and Yubao Liu, National Center for Atmospheric Research



Effects of Model Configuration on a Simulated Chinook in the Lee of the Alaska Range. Knievel, Jason C., J. A. Grim, National Center for Atmospheric Research, C. M. Witt-Schulte and D. P. Woznicz, U.S. Army Cold Regions Test Center



Study the Effect of Aerodynamic Roughness Length on Taiwan's Meteorological Simulation. Cheng, Fang-Yi, Chin-Fang Lin, National Central University, Taiwan, and Jeng-Lin Tsi, National Chung-Hsing University, Taiwan



Model Spin-Up Versus Initial Conditions – Does Cold-Start Time Matter That Much? Zhang, Yongxin, Yubao Liu, National Center for Atmospheric Research, Dorita Rostkier-Edelstein, Israel Institute for Biological Research, Israel, William Y. Y. Cheng, Linlin Pan, Yuewei Liu, NCAR, Adam Piterkovski, Government of Israel, Israel



Migrating High Resource Post-Processing into WRF-ARW code. Creighton, Glenn, Air Force Weather Agency


A Comparison Between MPAS and Nested-WRF in a Normal Mode Baroclinic Wave Test Case. Park, Sang-Hun, William Skamarock, Joseph Klemp, Michael Duda and Laura Fowler, National Center for Atmospheric Research



QA Analysis of the WRF Program. Anderson, Mark, Edge Hill University, England, Brian Farrimond, University of Cape Town, South Africa, and John Collins, SimCon Ltd., England (Extended Abstract)



Comparison of wind speed forecasts from MM5 and WRF ARW ensemble prediction systems over the Iberian Peninsula.  Fish, A. K., D. Santos–Mu–oz, F. Valero, Universidad Complutense de Madrid, Spain



Friday, June 29

8:00 – 10:00 IDV, VAPOR

10:30 – 12:00 NCL (ppt), Introduction to Verification Methods

8:00 – 12:00 Regional Climate Downscaling Tutorial (ppt)

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