Joint MPAS/WRF Users Workshop 2025

Workshop agenda for 2025 will be posted on May 15, 2025.

Please see the final workshop agenda below for the 2024 Workshop. You will find abstracts for each talk and poster by clicking the titles. A printable version of the workshop agenda can be downloaded here.

All sessions and the reception will take place at NSF NCAR/UCAR Center Green Campus located at 3080 Center Green Dr Boulder, CO 80301.

 

View recorded presentations

 

Session 1: Model Development Updates

Chair: Jordan Powers, NSF NCAR/MMM

Tuesday June 25, 2024: 8:45 - 10:05
8:45 am
Opening Remarks
9:00 am
The Weather Research and Forecasting Model: 2024 Annual Update (.pdf)
Jimy Dudhia, NSF NCAR/MMM
9:20 am
Model for Prediction Across Scale - Atmosphere: Update (.pdf)
Bill Skamarock, NSF NCAR/MMM
9:40 am
WRFDA and MPAS-JEDI Annual Update (.pdf)
Jake Liu, NSF NCAR/MMM
10:00 am
Coffee Break

Session 1: Development Updates (Continued)

Chair: Louis Wicker, NOAA/NSSL

Tuesday June 25, 2024: 10:30-12:00
10:30 am
Updates on WRF Land Components (.pdf)
Cenlin He, NSF NCAR/RAL
10:45 am
Physics Updates in Stand-Alone MPAS (.pdf)
Laura D. Fowler - NSF NCAR/MMM, Michael Duda - NSF NCAR/MMM, Bill Skamarock - NSF NCAR/MMM
11:00 am
Updates on the Development of MUSICA (.pdf)
Mary Barth, Matthew Dawson, Louisa Emmons, Gabriele Pfister, Bill Skamarock, Warren Smith, Francis Vitt, NSF NCAR
11:15 am
The 2024 Release of MPAS-CMAQ (.pdf)
Jeff Willison, Jonathan Pleim, David Wong, Robert Gilliam, Russ Bullock, Jerry Herwehe, Christian, Hogrefe, George Pouliot, Golam Sarwar, Fahim Sidi, Rohit Mathur, Daiwen Kang and Wyat Appel, Center for Environmental Measurement & Modeling, Office of Research and Development, and Environmental Protection Agency, USA (virtual)
11:30 am
MPASSIT: A Scalable tool for MPAS Data Post-processing (.pdf)
Larissa Reames, NSSL and Cooperative Institute for Severe and High-Impact Weather Research and Operations (CIWRO) (virtual)
11:45 am
UXarrays: An Extensible and Scalable Python Package with Support for MPAS (.pdf)
John Clyne, Philip Chmielowiec, and Orhan Eroglu, NSF NCAR/Computational and Information System Lab

Session 2: MPAS in Forecast Applications

Chair: Hendrik Tolman, NOAA/NWS

Tuesday June 25, 2024: 1:00 – 2:30
1:00 pm
Evaluations of deterministic and ensemble regional MPAS configurations for severe weather forecasting during the 2024 NOAA/Hazardous Weather Testbed Spring Forecasting Experiment (.pdf)
Adam Clark, NOAA/OAR National Severe Storms Laboratory and School of Meteorology, University of Oklahoma, Kent Knopfmeier, Yunheng Wang, Nusrat Yusouf, Larissa Reames, NSSL and CIWRO, OU, Israel Jirak, NOAA/NWS Storm Prediction Center, Louis Wicker, Pamela Heinselman, NSSL and OU, David Dowell, NOAA/OAR Global Systems Laboratory, Craig Schwartz, Michael Duda, William Skamarock, MMM NSF NCAR, and Patrick Burke, NSSL.Mary Barth, NCAR/ACOM/MMM
1:18 pm
Evaluation of Real-time, Medium-range, Convection-allowing Ensemble Forecasts Produced with MPAS for NOAA’s Hazardous Weather Testbed Spring Forecasting Experiments (.pdf)
Craig Schwartz, Ryan Sobash, and David Ahijevych, NSF NCAR
1:36 pm
The Weather Company’s Global High-Resolution Atmospheric Forecasting (GRAF) System: Migration to JEDI for Cycled Data Assimilation (.pdf)
James Cipriani, David Heeps, Brett Wilt, and John Wong, The Weather Company.
1:54 pm
Assessing convective hazard predictability from Days 1–5 using MPAS during Spring 2023 (.pdf)
Ryan Sobash, Craig Schwartz, Dave Ahijevych, MMM NSF NCAR
2:12 pm
Advancements in Implementing the MPAS-A Regional Model at the Central Weather Administration (.pdf)
Wu, Y.-J., Central Weather Administration, Taiwan, W. Wang, NSF NCAR/MMM, C.-Y. Chen, Y.-L. Chen, NVIDIA, S.-L. Huang, B.-S. Lin, L.-F., Hsiao, CWA
2:30 pm
Coffee Break

Session 2: MPAS in Forecast Applications (Continued)

Chair: Bill Skamarock, NSF NCAR/MMM

Tuesday June 25, 2024: 3:00 - 3:30
3:00 pm
NOAA/GSL Model Prediction Development with MPAS (.pdf)
Curtis R. Alexander, NOAA/GSL
3:15 pm
Development Strategy for GSL-led to Physical Parameterization for all Model Hosts/Applications (.pdf)
Joseph B. Olson, NOAA/Global Systems Laboratory, Wayne M. Angevine, NOAA/Chemical Science Laboratory and Cooperative Institute for Research in Environmental Sciences, Anders Jensen, Georg Grell, GSL, Tanya Smirnova, and Michael Toy, CIRES/GSL.

Discussion, Reception

Tuesday June 25, 2024: 3:30 - 6:30
3:30 pm
Discussion I: Development and Support of MPAS in Future Application Spaces (.pdf)
5:00 pm
Reception

Session 3: Physics Development and Testing

Chair: Robert Gilliam, US EPA

Wednesday June 26, 2024: 8:30 - 10:00
8:30 am
Coupling the Community Fire Behavior Model to WRF (.pdf)
Pedro A. Jimenez, Anthony Islas, Michael Duda, Dan Rosen, and Jimy Dudhia. NSF NCAR
8:45 am
Univariate Flux Partition Functions for Planetary Boundary Layer Schemes at Gray Zone Resolutions (.pdf)
Mengjuan Liu, Key Laboratory for Mesoscale Severe Weather, Ministry of Education, and School of Atmospheric Sciences, Nanjing University, Nanjing, Shanghai Typhoon Institute, China Meteorological Administration, and Asia-Pacific Typhoon Collaborative Research Center, Shanghai, China, and Bowen Zhou, Key Laboratory for Mesoscale Severe Weather, Ministry of Education, and School of Atmospheric Sciences, Nanjing University.
9:00 am
Stratocumulus (and other) clouds in WRF with MYNN-EDMF and downdrafts (.pdf)
Wayne M. Angevine, CIRES, University of Colorado, and NOAA CSL, Joseph Olson and David D. Turner, NOAA GSL, Julia Simonson, CIRES and NOAA GSL and Yao-Sheng Chen and Takanobu Yamaguchi, CIRES and NOAA CSL.
9:15 am
Sensitivity of Planetary Boundary Physics in a High-Resolution Domain over Complex Terrain (.pdf)
William Y.Y. Cheng, Rajesh Kumar, Gabriele Pfister, Stefano Alessandrini, Research Applications Laboratory and ACOM, NSF National Center for Atmospheric Research, Boulder, Colorado, Miriam Hacker3, Sergio Guerra, Vinjay Kumar, Jennifer Turk, Colorado Department of Public Health and Environment.
9:30 am
Quantifying uncertainty in the prediction of near-surface meteorological parameters over South Korea associated with planetary boundary layer and urban canopy processes in the WRF model (.pdf)
Hyeyum Hailey Shin, RAL NSF NCAR, Jimy Dudhia, MMM NSF NCAR, Sung-Hun Park, Department of Atmospheric Sciences and Global Environmental Laboratory, Yonsei Univerisity, South Korea, Sung-Chul Hong and Jae-Bum Lem, National Institute of Environmental Research, Incheon, South Korea.
9:45 am
High-resolution urban coupled meteorology and air quality model (.pdf)
Jonathan Pleim, Jerry Herwehe, Center for Environmental Measurement & Modeling, USEPA, Roger Turnau, Marine, Earth and Atmospheric Sciences, North Caroline State.
10:00 am
Coffee Break

Session 3: Physics Development and Testing (continued)

Chair: Wayne Angevine, NOAA/CSL and CIRES

Wednesday June 26, 2023: 10:30 - 12:00
10:30 am
Evaluating the new Aerosol–aware & Hail Thompson microphysics scheme on hailstorm and hail prediction (.pdf)
Wu, Wanchen, Asia-Pacific Typhoon Collaborative Research Center, Shanghai, China.
10:45 am
An Advanced Double-Moment Cloud Microphysics Parameterization Scheme for Global Weather Forecasting (.pdf)
Songyou Hong, Cooperative Institute of Research in Environmental Science, University of Colorado and Physical Science Laboratory, Earth System Research Laboratory, NOAA, Haiqin Li, CIRES and Global System Laboratory, ESRL, NOAA, Jian-Wen Bao, PSL, NOAA, Sara Michelson, PSL and CIRES, Evelyn Grell, PSL and CIRES, and Jimy Dudhia, NSF NCAR.
11:00 am
The Thompson-Eidhammer Microphysics Parameterization for Operations (TEMPO): A Flexible Microphysics Parameterization for Operational Applications (.pdf)
Anders A. Jensen, NOAA/PSL.
11:15 am
Development and applications of the latest GF parameterization in MPAS (.pdf)
Georg Grell, NOAA/GSL, Saulo Freitas, Haiqin Li, NOAA/GSL.
11:30 am
Physics Interoperability: Connecting MMM Shared Physics to the CCPP Single-Column Model (.pdf)
Weiwei Li, Soren Rasmussen, NSF NCAR/RAL and DTC, Laura Fowler, NSF NCAR/MMM, Dustin Swales, NOAA/GSL, Jimy Dudhia, NSF NCAR/MMM, Lulin Xue, and Louisa Nance, NSF NCAR/RAL/DTC.
11:45 am
Improving Earth System Models via Hierarchical System Development (.pdf)
Tracy Hertneky, Mike Ek, Jimy Dudhia, Tara Jensen, Michael Kavulich, Weiwei Li, Louisa Nance, Kathryn Newman, Soren Rasmussen, Tim Schneider, Lulin Xue (NSF NCAR, DTC), Ligia Bernardet, Jeff Beck, Dustin Swales (NOAA/GSL, DTC), Xia Sun, Samuel Trahan, Man Zhang (CIRES, NOAA/GSL, DTC), Grant Firl (CIRA, NOAA/GSL, DTC), Stelios Flampouris, Yi-Cheng Teng (Tomorrow.io, NOAA/EPIC), Christiane Jablonowski (Univ. Michigan), Cristiana Stan (George Mason Univ.), Louis Wicker (NOAA/NSSL).

Session 4: Chemistry Applications

Chair: Georg Grell, NOAA GSL

Wednesday June 26, 2024: 1:00 – 2:30
1:00 pm
Multi-scale Modeling of Air Quality and Greenhouse Gases over Greater Boston, Part I: Evaluation of Regional to Local Predictions Using Surface and Satellite Data
Yiyue Yang, Yang Zhang, Ying Wang, Civil and Environmental Engineering Department, Northeastern University, Siqi Ma and Daniel Tong, Atmospheric, Oceanic and Earth Sciences Department, George Mason University.
1:15 pm
Multi-scale Modeling of Air Quality and Greenhouse Gases over Greater Boston, Part II: Sensitivity of Street-level Predictions to On-road Emissions from Traffic Activity Data
Ying Wang, Yang Zhang, Yiyue Yang, Lijiao Wang, Haris Koutsopoulos, Civil and Environmental Engineering Department, Northeastern University, Siqi Ma, and Daniel Tong, Atmospheric, Oceanic and Earth Sciences Department, George Mason University.
1:30 pm
Enhancing air quality decision-making activity in eastern and southern Africa (.pdf)
Shima Shams, RAL/ACOM NSF NCAR.
1:45 pm
Vertical transport and wet scavenging of aerosols in WRF simulations for deep convection during the SEAC4RS field campaign (.pdf)
Ajay Parottil, Mary Barth, ACOM NSF NCAR, Gustavo Cuchiara, CIRA/Colorado State University, Jose Jimenez and Pedro Campuzano-Jost, University of Colorado.
2:00 pm
Analyzing the impact of inserting soil moisture retrievals from SMAP to improve dust simulations with WRF-Chem (.pdf)
Jared A. Lee, Pedro A. Jimenez, Rajesh Kumar, and Cenlin He, RAL NSF NCAR.
2:15 pm
Evaluation of an Advanced Air Quality Forecasting and Decision Support System for Effective Pollution Management in Delhi (.pdf)
Prafull P. Yadav, Indian Institute of Tropical Meteorology, Ministry of Earth Sciences, Pune and Dept. of Atmospheric and Space Sciences, Savitribai Phule Pune University, Pune, India, Sachin D. Ghude, Indian Institute of Tropical Meteorology, Ministry of Earth Sciences, Pune, Rajesh Kumar, NSF NCAR, Gaurav Govardhan, Indian Institute of Tropical Meteorology, Ministry of Earth Sciences, Pune, and Chinmay Jena, India Meteorological Department, Ministry of Earth Sciences, New Delhi, India.
2:30 pm
Discussion II: The Need for Future Chemistry Applications.

Session 5: Posters 1-Slide Presentation

Wednesday June 26, 2024: 2:45 - 3:00
2:45 pm
1-Slide Presentation
3:00 pm
Coffee Break

Session 5: Posters

Wednesday June 26, 2024: 3:00 - 5:00
3:00 pm
 
1. A Java-based GUI to drive the Atmospheric Model Evaluation Tool (AMET) (.pdf 1-side presentation)
Michael Morton, Robert Gilliam, Wyat Appel and Kristen Foley, EPA.
2. Multi-Scale Modeling of Meteorology and Air Quality over Southwest Asia (.pdf 1-slide presentation)
Daniel Schuch, Yang Zhang and Kiarash Farzad, Department of Civil and Environmental Engineering, Northeastern University, USA.
3. Calibration of Precipitation Forecasts for nine cities in Brazil using Machine Learning          
Waldenio Gambi de Almeida, National Institute for Space Research (INPE), Brazil, Matheus Souza Ruiz, Renan Braga Ribeiro, Santa Cecília University, Pedro Nazareno Ferreira da Costa, INPE, and Alexandra Franciscatto Penteado Sampaio, Santa Cecília University.
4. Indian Monsoon Onset and Convective Timescales with the WRF Model (poster)       
Lucy Recchia, University of Colorado.
5. Impact of resolution on the representation of polar lows in the Weather Research and Forecasting Model (poster)
Marta Moreno Ibáñez, CIRES, National Snow and Ice Data Center, John J. Cassano, CIRES, NSIDC, ATOC, Mark Seefeldt: CIRES, NSIDC, and Amy Solomon: CIRES, NOAA/PSL.
6. Using WRF and SWAN models in calculating wind and wave conditions for Typhoon Jebi (2018) (.pdf 1-slide presentation)     
Haruka Miura, Meteorological Engineering Center, Japan.
7. The Role of Upper-level Jet Imbalance in a Gravity Wave of Depression Organized Near Complex Terrain (.pdf 1-slide presentation)  
Ananya Sen, University of Nevada. (virtual)
8. The characterization and impact of extreme winds along Nares Strait (poster)    
Alexandra Stephens, and G. W. Kent Moore, University of Toronto.
9. Study of the Impact of Heatwaves on Meteorology in Delhi using the Weather Research and Forecasting (WRF) Model           
Priyanka Sharma, University of Illinois, Mrinal Biswas, Cenlin He, NSF NCAR, Ashish Sharma, UI, and Rajesh Kumar, NSF NCAR.
10. A revised potential vorticity diagnostics package for MPAS-Atmosphere. package for MPAS-Atmosphere           
Manda Chasteen, and May Wong, MMM NSF NCAR. (poster)
11. Examining the Impact of Airborne Radio Occultation Observations on Short Term Precipitation Forecasts of an Atmospheric River Using MPAS-JEDI (poster)         
Nghi Do, Jennifer S. Haase, Scripps Institution of Oceanography, University of California San Diego, Ivette Hernandez Banos, NSF NCAR, Pawel Hordyniec, Institute of Geodesy and Geoinformatics, Wrocław University of Environmental and Life Sciences, Wrocław, Poland, and Bing Cao, Scripps Institution of Oceanography, UCSD.
12. A new software toolkit for creating and nesting variable-resolution MPAS-A meshes (.pdf 1-slide presentation)            
Russ Bullock, EPA.
13. Building an MPAS App with the Unified Workflow Tools (poster)     
Janet Derrico, Emily Carpenter, Christina Holt, CIRES and NOAA/GSL.
14. Sensitivity of MPAS to High-Resolution Terrain Data
Kent Sparrow, USACE.
15. Expanding the Unified Forecast System to include the MPAS dynamical core (poster)  
Ligia Bernardet (NOAA/OAR/GSL and DTC), Dom Heinzeller (UCAR/JCSDA), Jun Wang (NOAA/NWS/EMC), Kevin Viner (NOAA/NWS/EMC), Dustin Swales (NOAA/OAR/GSL), and Dan Rosen (NCAR/CGD).
16. The state of the UFS spring 2024
Hendrik L. Tolman, NOAA/NWS/OSTI.

Session 6: Model Applications

Chair: James Cipriani, The Weather Company

Thursday June 27, 2024: 8:45 - 10:00
8:30 am
Development of Early Warning Systems in Bangladesh for Flash Floods and Cyclonic Storm Surges to Enhance Climate Resilience (.pdf)
AKM Saiful Islam, GM Tarekul Islam, Sujit Kumar Bala, Anisul Haque and Mohammad Asad Hussain, Institute of Water and Flood Management, Bangladesh University of Engineering and Technology (BUET), Dhaka 1000, Bangladesh, Tom Hopson, NSF NCAR/RAL.
8:45 am
Evaluating the Use of Lightning Data Assimilation in WRF to Improve the Simulation of Parameterized Deep Convection (.pdf)
Cansu Duzgun, Henry Fuelberg, Department of Earth, Ocean, and Atmospheric Science, Florida State University, Tallahassee, Florida, Rebecca Adams-Selin, Atmospheric and Environmental Research, Inc., Lexington, Massachusetts, Nicholas Heath, PSE Healthy Energy, Oakland, California.
9:00 am
High-resolution Numerical Simulations of Tropical Convection for the NASA INCUS Mission: Preliminary Analysis
Itinderjot Singh, Jennie Bukowski, Peter J. Marinescu, Leah Grant, Department of Atmospheric Science, Colorado State University, Rachel Storer, University of California – Los Angeles; NASA Jet Propulsion Laboratory, Gabrielle Leung, and Susan van den Heever, CSU.
9:15 am
Operational WRF Ensemble Updates at the US Air Force’s 16th Weather Squadron (.pdf)
Burkely Gallo, Evan Kuchera, Scott Rentschler, Glenn Creighton, Andrew Elliott, and Matthew Vaughan, USAF 16th Weather Squadron.
9:30 am
The Weather On Demand weather forecast framework - Recent developments and outlook (.pdf)
Ólafur Rögnvaldsson, Belgingur Ltd.
9:45 am
Destroying A Hurricane and Simulating Downslope Flow with WRF: Lessons from the 2023 Maui Wildfire Event (.pdf)
Cliff Mass and David Ovens, University of Washington.
10:00 am
Coffee Break

Session 6: Model Applications (Continued)

Chair: Cliff Mass, University of Washington

Thursday June 27, 2024: 10:30 - 12:00
10:30 am
The responses of pseudo-global warming simulations to different experimental designs (.pdf)
Zeyu Xue, Pacific Northwest National Laboratory, Paul Ullrich, University of California, Davis, and Lai-Yung Ruby Leung, Pacific Northwest National Laboratory.
10:45 am
Simulating Blowing Snow Events in the Northern Great Plains with Polar WRF (.pdf)
David H. Bromwich, Polar Meteorology Group, Byrd Polar and Climate Research Center, The Ohio State University and Atmospheric Sciences Program, Department of Geography, The Ohio State University, Aaron Kennedy, Department of Atmospheric Science, University of North Dakota, Lesheng Bai, BPCRC, Saurav Dey Shuvo, BPCRC and Atmospheric Sciences Program, Department of Geography, The Ohio State University, and Alec Sczepanski, Department of Atmospheric Science, University of North Dakota.
11:00 am
Modelling the Extreme July 2023 Hudson Valley Precipitation Event Using WRF (.pdf)
L. A. Treinish, A. P. Praino and M. Tewari, IBM Thomas J. Watson Research Center, Yorktown Heights, NY.
11:15 am
An Experiment in Hybrid Weather Prediction for Downslope Windstorms (.pdf)
Robert G. Fovell and Matthew J. Brewer, University at Albany, Scott B. Capps, Technosylva, Inc.
11:30 am
Modeling superstorm Ida's precipitation over the New York Metropolitan Area using WRF (.pdf)
Jorge Bravo, Marouane Temimi, and Mohamed Abdelkader, Stevens Institute of Technology. (virtual)
11:45 am
A WRF-based System for Forecasting High-Impact Weather for a Northern California Power Utility (.pdf)
Richard Carpenter, Taylor Gowan, Samuel Lillo, and Douglas Chenevert, DTN, LLC, Minneapolis, Minnesota, Scott Strenfel, A. J. Eiserloh, Evan Duffey, Shaun Tanner, and Bereket Habtezion, Pacific Gas and Electric Company, San Ramon, California, Xin Qu, Scott Capps, Rui Liu, and Wei Zhuang, Technosylva, La Jolla, California. (virtual)
12:00 am
Comparison Of Simulated and Observed Radar Reflectivities at Djougou on September 22, 2006 During the AMMA Campaign (.pdf)
Justin Koffi Kouamé1, Université de Man; UFR-ST; Département de Physique. BP 20 Man, Côte d’Ivoire, François-Xavier Djézia Bella Bouo, Université Nangui ABROGOUA; UFR-SFA; LPFA. 02 BP 801 Abidjan 02, Côte d’Ivoire. 

Session 7: New Applications with MPAS

Chair: Robert Fovell, State University of New York at Albarny

Thursday June 27, 2024: 1:15 - 2:45
1:15 pm
An Ensemble Forecast and Verification Framework for WRF versus MPAS Twin Experiments (.pdf)
Colin Grudzien, Corrine DeCiampa, Evan Sawyer, Jennifer Haase, Caroline Papadopoulos, Dan Steinhoff, Matthew Simpson, Luca Delle Monache, The Center for Western Weather and Water Extremes, the Scripps Institution of Oceanography, University of California San Diego. (virtual)
1:30 pm
Effect of variable-dependent localization and static B in the hybrid-3DEnVar configuration using MPAS-JEDI (.pdf)
Byoung-Joo Jung, Junmei Ban, Ivette Hernández Baños, Zhiquan (Jake) Liu, Chris Snyder, MMM NSF NCAR, Benjamin Ménétrier, Norwegian Meteorological Institute, Oslo, Norway.
1:45 pm
All-Sky satellite radiance data assimilation using Gain-form of Local Ensemble Transform Kalman Filter within MPAS-JEDI: implementation, tunning, and evaluation (.pdf)
Tao Sun, Jonathan J. Guerrette, Zhiquan Liu, Junmei Ban, Byoung-Joo Jung, Chris Snyder, Mesoscale and Microscale Meteorology Laboratory, NSF NCAR.
2:00 pm
On the Impact of Climate Change on Extreme Extratropical Cyclones in the Northeastern U.S. (.pdf)
Andreas F. Prein, Alexandra Ramos Valle, Abby Jaye, MMM NSF NCAR, Kerry Emanuel, Massachusetts Institute of Technology.
2:15 pm
Impact of upstream errors on the medium-range predictability of convection-permitting forecasts (.pdf)
May Wong, MMM NSF NCAR.
2:30 pm
A Comparison of Idealized Squall Line “Climates” from WRF and MPAS (.pdf)
Louis J. Wicker, NOAA National Severe Storms Laboratory, Norman, Oklahoma.
2:45 pm
Coffee Break

Discussion (.pdf)

Thursday June 27, 2024: 3:15 - 4:15
3:15 pm
Discussion III: General Topics
4:15 pm
End of Day

 

Mini Tutorials

Friday June 28, 2024: 8:45 - 12:00
8:45 am
Unstructured Grids Visualization with UXarray with MPAS Focus.
Orhan Eroglu, Philip Chmielowiec, and Rachel Tam CISL NSF NCAR
10:15 am
Coffee Break
10:30 am
GPU Computing with OpenACC and MPAS Atmosphere (.pdf)
Daniel Howard, CISL NSF NCAR
12:00 pm
End of the Workshop