Presentations from the 2019 Annual WRF & MPAS Users’ Workshop

Lecture Series: An Overview of Atmospheric Model Visualization and Analysis Tools and Approaches

LS-1	Visualization best practices for geosciences	Pearse, Scott, NSF NCAR/CISL	LS-1 Slides
LS-2	The NCL Pivot to Python	Clyne, John, NSF NCAR/CISL	LS-2 Slides
LS-3	The integrated Data Viewer: A 3d visualization and analysis tool for atmospheric and oceanic research and education	Chastang, Julien, Unidata/UCP	LS-3 Slides
LS-4	MetPy: Python tools for meteorological data analysis and visualization	May, Ryan, Unidata/UCP	LS-4 Slides
LS-5	Visualization of WRF and MPAS forecast datasets with Python	Sobash, Ryan, NSF NCAR/MMM	LS-5 Slides

Welcome

See 2019 Workshop welcome remarks

Annual Development Updates

Chair: Jordan Powers, NSF NCAR/MMM

1.1	The Weather Research and Forecasting Model: 2019 Annual Update	Jimy Dudhia, Mesoscale and Microscale Meteorology Laboratory, NSF National Center for Atmospheric Research	1.1 Abstract 1.1 Slides
1.2	WRFDA 2019 Update	Zhiquan Liu, Jonathan Guerrette, Jamie Bresch, Juanzhen Sun, Junmei Ban, Yali Wu, Wei Sun, and Chris Snyder, MMM, NSF National Center for Atmospheric Research	1.2 Abstract 1.2 Slides
1.3	MPAS Update	Bill Skamarock, MMM, NSF National Center for Atmospheric Research	1.3 Abstract 1.3 Slides
1.4	Using the Coupled-Ocean-Atmosphere-Waves-Sediment-Transport (COAWST) Modeling System to Investigate Storm Dynamics	John C. Warner, U.S. Geological Survey, Coastal/Marine Hazards and Resources Program, Woods Hole, MA, Joseph B. Zambon, Ruoying He, North Carolina State University, Department of Marine, Earth, and Atmospheric Sciences, Raleigh, NC, Maitane Olabarrieta, Department of Civil and Coastal Engineering, University of Florida, Gainesville, FL, and Christie Hegermiller, Woods Hole Oceanographic Institution, Woods Hole, MA	1.4 Abstract 1.4 Slides

Other Model Developments

Chair: Ligia Bernardet, *CIRES and NOAA

2.1	Atmospheric modeling of the high southern latitudes with Polar WRF	Bromwich, David H., Jianjun Xue, Lesheng Bai, and Keith M. Hines, Byrd Polar & Climate Research Center, The Ohio State University	2.1 Abstract 2.1 Slides
2.2	Results from the implementation of an implicit-explicit vertical advection scheme in WRF-ARW for CAM systems	Wicker, Lou, NOAA/NSSL	2.2 Abstract 2.2 Slides
2.3	The final Rapid Refresh and High-Resolution Rapid Refresh operational implementation and the bridge to a Unified Forecast System	Alexander, Curtis, David Dowell, Steve Weygandt, Stan Benjamin, National Oceanic and Atmospheric Administration (NOAA), Ming Hu, Tanya Smirnova, Joe Olson, Jaymes Kenyon, NOAA and University of Colorado/Cooperative Institute for Research in Environmental Sciences (CIRES), Georg Grell, NOAA, Eric James, NOAA and CIRES, Haidao Lin, NOAA and Colorado State University/Cooperative Institute for Research in the Atmosphere (CIRA), Terra Ladwig, Jeff Duda, NOAA and CIRES, John Brown, Trevor Alcott, NOAA, and Isidora Jankov, NOAA and CIRA	2.3 Abstract 2.3 Slides
2.4	The MAD-WRF solar irradiance nowcasting model: model overview and evaluation of the cloud initialization system	Jimenez, P.A, G. Thompson, J. Dudhia, and J.A. Lee, NSF National Center for Atmospheric Research	2.4 Abstract 2.4 Slides
2.5	Augmenting MPAS with online diagnostics	Wong, John, Todd Hutchinson, Brett Wilt, and James Cipriani, The Weather Company, an IBM Business	2.5 Abstract 2.5 Slides
2.6	Using hierarchical time-stepping to utilize MPAS-A computational resources for customized extreme variable-resolution meshes	Ng, Ka-Ki, Kwan-Shu Tse, Yuk Sing Lui, Wai-Nang Leung, Chi Chiu Cheung, and Sze-Chuan Suen, ClusterTech Limited, Hong Kong	2.6 Abstract 2.6 Slides
2.7	A machine learning surface layer parameterization for WRF	Gagne, David, Tyler McCandless, Branko Kosovic, Amy DeCastro, Thomas Brummet, Sue Haupt, Richard Loft, NSF National Center for Atmospheric Research, and Bai Yang, NOAA	2.7 Abstract 2.7 Slides

Software Developments

Chair: Todd Hutchinson, The Weather Company, an IBM Business

3.1	Performance evaluation of numerical weather prediction and climate models on Intel architecture	Ovsyannikov, Andrey, Intel Corporation	3.1 Abstract 3.1 Slides
3.2	MPAS on GPUs	Suresh, Supreeth, NSF NCAR/UCAR, and Raghuraj Kumar, NVIDIA	3.2 Abstract 3.2 Slides
3.3	GPU performance study for the WRF model on the Summit supercomputer	Adie, Jeff, NVIDIA, Gokhan Sever, Rajeev Jain, DOE Argonne NL, and Jeffrey Aide, NVIDIA	3.3 Abstract 3.3 Slides
3.4	Challenges and techniques to port MPAS on to GPUs	Kumar, Raghuraj, NVIDIA, S. Suresh, NSF NCAR/UCAR	3.4 Abstract 3.4 Slides
3.5	Quantifying “these results should be almost the same”; for differences: how big is too big?	Gill, David, NSF National Center for Atmospheric Research	3.5 Abstract 3.5 Slides
3.6	Automated testing in MPAS and WRF models	Abdi-Oskouei, Maryam, MMM/JCSDA, UCAR, David Gill, Michael Duda, MMM/UCAR, and Yannick Tremolet, JCSDA/UCAR	3.6 Abstract 3.6 Slides

Data Assimilation

Chair: Jake Liu, NSF NCAR

4.1	Data assimilation for MPAS	Snyder, Chris, and Zhiquan Liu, NSF National Center for Atmospheric Research	4.1 Abstract 4.1 Slides
4.2	Implementation of incremental analysis updates (IAU) in 1-hr updated cycling forecasting system	Chen, Min, Institute of Urban Meteorology, CMA, Beijing, China, and Xiang-yu Huang, Centre for Climate Research Singapore, Singapore	4.2 Abstract 4.2 Slides
4.3	Retrospective analysis of 2015-2017 winter-time PM2.5 in China: response to emission regulations and the role of meteorology	Chen, Dan, Institute of Urban Meteorology, China Meteorological Administration, Beijing, China, Zhiquan Liu, Junmei Ban, NSF National Center for Atmospheric Research, Pusheng Zhao, and Min Chen, Institute of Urban Meteorology, China Meteorological Administration, Beijing, China	4.3 Abstract 4.3 Slides
4.4	Improving forecasts of the record-breaking Guangzhou “57” rainstorm by assimilating every 10-min AHI radiances with WRF 4DVAR	Wu, Yali, Zhiquan Liu, NSF National Center for Atmospheric Research, and Deqin Li, Institute of Atmospheric Environment, Shenyang, China	4.4 Abstract 4.4 Slides

Discussion: User Support Update & Using Git

See discussion slides.

WRF-Chemistry

Chair: Georg Grell, GSD/ESRL/NOAA

5.1	Modeling diurnal variation of surface PM2.5 concentration over East China with WRF-Chem: Impacts from boundary mixing and emission	Du, Qiuyan, Chun Zhao, Mingshuai Zhang, Xue Dong, Yu Chen, University of Science and Technology of China, Zhen Liu, The Chinese University of Hong Kong, Zhiyuan Hu, Siyu Chen, Lanzhou University, China, and Qiang Zhang, Tsinghua University, China	5.1 Abstract 5.1 Slides
5.2	Prediction of acidity in WRF-Chem	Barth, Mary C., NSF National Center for Atmospheric Research, and Rahul Zaveri, Pacific Northwest National Laboratory	5.2 Abstract 5.2 Slides
5.3	Numerical simulation of an extreme haze pollution event over North China Plain based on initial and boundary condition ensembles	Liu, Hongbo, Xiaobin Li, JuanJuan Liu, LASG, Institute of Atmospheric Physics, China, and Ziyin Zhang, Institute of Urban Meteorology, China Meteorological Administration, China	5.3 Abstract 5.3 Slides
5.4	Scavenging of ozone precursors in convective clouds observed during a SEAC4RS case study	Cuchiara, Gustavo C., NSF NCAR and University of Colorado, Mary C. Barth, NSF NCAR, and Alan Fried, University of Colorado	5.4 Abstract 5.4 Slides
5.5	Impact of topography on aerosol transport from the southern Tibetan Plateau and its implication for aerosol climatic impact	Zhao, Chun, Meixin Zhang, University of Science and Technology of China (USTC), China, Zhiyuan Cong, Institute of Tibetan Plateau research, China, Qiuyan Du, Mingyue Xu, Yu Chen, Rui Li, Yufei Fu, USTC, Ming Chen, and Jimy Dudhia, NSF NCAR	5.5 Abstract 5.5 Slides
5.6	Assimilation of GOCI AOD retrievals to improve air-quality forecasting during the KORUS-AQ period	Ha, Soyoung, NSF NCAR/MMM	5.6 Abstract 5.6 Slides

Model Evaluation (1)

Chair: Lou Wicker, NSSL/NOAA

6.1	Partitioning between deep and shallow convection in MPAS	Fowler, Laura D., and Mary C. Barth, Mesoscale & Microscale Meteorology Laboratory, NSF National Center for Atmospheric Research	6.1 Abstract 6.1 Slides
6.2	Mechanisms improving tropical rainfall diurnal cycle in convection-permitting WRF	Argueso, D., Department of Physics, University of the Balearic Islands, Spain, A. Di Luca, Climate Change Research Centre, University of New South Wales, Australia, and R. Romero, Department of Physics, University of the Balearic Islands, Spain	6.2 Abstract 6.2 Slides
6.3	The representation of precipitation characteristics in high resolution WRF simulations over western Canada	Erler, Andre R., Aquanty Inc., Canada, and Brian Menounos, University of Northern British Columbia, Canada	6.3 Abstract 6.3 Slides
6.4	Evaluating simulated microphysics using GPM satellite observations in the Pacific Northwest	Conrick, Robert, and Clifford F. Mass, University of Washington	6.4 Abstract 6.4 Slides
6.5	Revisiting sensitivity to horizontal grid spacing in convection-allowing models over the central-eastern United States using a large dataset	Schwartz, Craig S., and Ryan A. Sobash, NSF National Center for Atmospheric Research	6.5 Abstract 6.5 Slides
6.6	Convective system structure, evolution and severe weather potential in 1 versus 3 km WRF forecasts	Weisman, Morris, NSF National Center for Atmospheric Research	6.6 Slides

Poster Session

Data Assimilation

P1	L1 estimation of fire arrival time using satellite data	Hearn, Lauren, Angel Farguell, James Haley, and Jan Mandel, University of Colorado Denver, and Adam Kochanski, University of Utah	P1 Abstract
P2	Recovering fire arrival time from satellite data by machine learning	Farguell, Angel, James Haley, Lauren Hearn, and Jan Mandel, University of Colorado Denver, and Adam Kochanski, University of Utah	P2 Abstract P2 Poster
P3	Data assimilation cycling in a coupled fire-atmosphere model	Haley, James, Angel Farguell, Jan Mandel, and Lauren Hern, University of Colorado Denver, and Adam Kochanski, University of Utah	P3 Abstract
P4	Testing the radial wind data assimilation for 3-km high resolution convective forecasts	Zhou, Chunhua, NSF NCAR, Ming Hu, Guoqing Ge, NOAA/ESRL, Ying Zhang, Michael Kavulich, and Lindsay Blank, NSF NCAR	P4 Abstract
P5	Presentation Withdrawn
P6	All-sky infrared radiance assimilation using GOES-16 ABI in WRFDA	Guerrette, Jonathan (JJ), Zhiquan (Jake) Liu, and Chris Snyder, NSF NCAR/MMM	P6 Abstract
P7	PBL thermodynamic profile assimilation and impacts on land-atmosphere coupling	Santanello, Joseph, NASA-GSFC, Sara Zhang, SAIC/NASA-GSFC, Dave Turner, NOAA-ESRL, and Patricia Lawston, ESSIC/NASA-GSFC	P7 Abstract
P8	Continuously Cycled Surface and Radar Data Assimilation and its influence on Afternoon Thunderstorm Prediction in Taiwan	Chen, I-Han, Jing-Shan Hong, and Ya-Ting Tsai, Central Weather Bureau, Taiwan	P8 Abstract
P9	Towards operational data assimilation with global MPAS at convective-allowing resolution	Cipriani, James, Ken Dixon, and Brett Wilt, The Weather Company, an IBM Business	P9 Abstract
P10	2015 and 2016 winter-time air pollution in China: SO2 emission changes derived from a WRF-Chem/EnKF coupled data assimilation system	Chen, Dan, Institute of Urban Meteorology, China Meteorological Administration, China, Zhiquan Liu, Junmei Ban, NSF National Center for Atmospheric Research, and Min Chen, Institute of Urban Meteorology, China Meteorological Administration, China	P10 Abstract
P11	NOAA’s Commercial Weather Data Project: Evaluating the impact of assimilating additional GNSS-RO data into operational forecast models	Newman, Kathryn, Chunhua Zhou, Julia Pearson, NSF National Center for Atmospheric Research (NCAR) and Developmental Testbed Center (DTC), Hui Shao, Joint Center for Satellite Data Assimilation (JCSDA), and Louisa Nance, NSF NCAR and DTC	P11 Abstract

Chemistry

P12	A comparison of simulated dust over Southwest Asia produced by the three dust-emission schemes currently implemented in the community WRF-Chem model	LeGrand, Sandra, U.S. Army Engineer Research and Development Center (ERDC)	P12 Abstract
P13	Sensitivity analysis of aerosol chemical mechanisms in air quality modeling (WRF-Chem)	Lee, Hyo-Jung, Hyun-Young Jo, Yu-Jin Jo, Shin-Young Park, Geum-Hee Yang, Jong-Min Kim, and Cheol-Hee Kim, Pusan National University, South Korea, Young-Hee Lee, and Lim-Seok Chang, National Institute of Environmental Research, South Korea	P13 Abstract
P14	Emissions, transport, and chemistry of smoke from Western U.S. wildfires	Bela, Megan M., University of Colorado Boulder (CU Boulder) Cooperative Institute for Research in the Environmental Sciences (CIRES) and National Oceanic and Atmospheric Administration Earth System Research Laboratory Chemical Sciences Division (NOAA-ESRL-CSD), Natalie Kille, CU Boulder Department of Atmospheric and Oceanic Sciences, Stuart A. McKeen, Ravan Ahmadov, CIRES and NOAA-ESRL-CSD, Gabriel Pereira, Federal University of Sao Joao del-Rei, Brazil, Chris Schmidt, NOAA National Environmental Satellite, Data, and Information Service (NESDIS), R. Bradley Pierce, Space Science and Engineering Center, University of Wisconsin-Madison, Susan M. O’Neill, United States Forest Service, Xiaoyang Zhang, South Dakota State University, Shobha Kondragunta, NESDIS, Christine Wiedinmyer, CIRES, and Rainer Volkamer, CU Boulder Department of Chemistry and Biochemistry	P14 Abstract
P15	A numerical and observational study on the particulate matters from extremely high temperature condition in 2018 in Busan, Korea	Yang, Geum-Hee, Hyo-Jung Lee, Hyun-Young Jo, Shin-Young Park, Yu-Jin Jo, Jong-min Kim, and Cheol-Hee Kim, Pusan National University, Korea	P15 Abstract
P16	Modeling for KORUS-AQ 2016 - Influence of long-range transport on air quality in the Seoul metropolitan area	Pfister, Gabriele, Louisa Emmons, NSF National Center for Atmospheric Research, and Christoph Knote, Ludwig-Maximilians-University, Munich	P16 Abstract
P17	The evaluation of precipitation susceptibility from satellite and WRF-Chem model over Northeast Asia	Park, Shin-Young, Hyo-Jung Lee, Hyun-Young Jo, Yu-Jin Jo, Geum-Hee Yang, Jong-Min Kim, and Cheol-Hee Kim, Pusan National University, Republic of Korea	P17 Abstract

Physics

P18	Fuel moisture model in WRF-Fire and assimilation of RAWS data	Mandel, Jan, University of Colorado Denver, Adam Kochanski, University of Utah, and Martin Vejmelka, CEAI, Czech Republic	P18 Abstract P18 Poster
P19	Adjoint sensitivity analysis of FARMS for Forecasting Variables of WRF-Solar	Yang, Jaemo, Manajit Sengupta, Yu Xie, National Renewable Energy Laboratory, Pedro A. Jimenez, and Ju-Hye Kim, NSF National Center for Atmospheric Research	P19 Abstract
P20	Sensitivity of boundary layer structure in complex terrain to land use and land surface models	Pattantyus, Andre, U.S. Army Research Laboratory	P20 Abstract P20 Poster
P21	Mass-flux parameterization of turbulent downdrafts in marine stratocumulus clouds	Wu, Elynn, Handa Yang, Jan Kleissl, Center for Renewable Resource and Integration, Department of Mechanical and Aerospace Engineering, University of California, Kay Suselj, Marcin J. Kurowski, and Joao Teixeira, Jet Propulsion Laboratory, California Institute of Technology	P21 Abstract
P22	Moist convection on Jupiter simulated by a new global circulation model - PlanetMPAS	Lian, Yuan, Mark I. Richardson, Aeolis Research, and Adam P. Showman, The University of Arizona	P22 Abstract
P23	Sensitivity of microphysics parameterizations to aerosol loading	Grell, Evelyn, CIRES, University of Colorado Boulder and NOAA/ESRL/PSD, Jian-Wen Bao, NOAA/ESRL/PSD, Sara Michelson, CIRES, University of Colorado Boulder and NOAA/ESRL/PSD	P23 Abstract
P24	Two moment coupled microphysics on Mars	Lee, Christopher, University of Toronto, Canada	P24 Abstract
P25	Recent development of the MYNN turbulence parameterization for RAPv5/HRRRv4	Kenyon, Jaymes, Joseph Olson, Wayne Angevine, CIRES and NOAA/ESRL, and John Brown, NOAA/ESRL	P25 Abstract
P26	WRF explicit surface wave modeling experiments beneath Hurricane Florence (2018)	Zambon, Joe, Ruoying He, North Carolina State University - Department of Marine, Earth, and Atmospheric Sciences, John C. Warner, United States Geological Survey (USGS), and Christie Hegermiller, Woods Hole Oceanographic Institution	P26 Abstract
P27	Facilitating development of physical parameterizations for NOAA’s Unified Forecast System	Bernardet, Ligia, University of Colorado Cooperative Institute for Research in Environmental Sciences (CU/CIRES) and NOAA ESRL Global Systems Division (NOAA/ESRL/GSD) and Developmental Testbed Center (DTC), G. Firl, NSF National Center for Atmospheric Research (NCAR) and DTC, D. Heinzeller, CU/CIRES, DTC and NOAA/ESRL/GSD, L. Carson, NSF NCAR and DTC, M. Zhang, CU/CIRES, DTC, and NOAA/ESRL/GSD, J. Wolff, NSF NCAR and DTC, J. Henderson, NOAA/ESRL/GSD and DTC, W. Li, T. Hertneky, NSF NCAR and DTC, L. Pan, CU/CIRES, DTC and NOAA/ESRL/GSD, L. Blank, M. Harrold, J. Dudhia, and L. Nance, NSF NCAR and DTC	P27 Abstract P27 Poster

Regional Climate

P28	Using Noah-MP-Crop to study cropland impact on regional climate in the Northern Great Plains	Scott, Aaron, and Aaron Kennedy, University of North Dakota	P28 Abstract
P29	Characteristics of 2016 and 2018 heat wave events over South Korea and their predictability in the operational prediction system of KMA	Yoon, Donghyuck, Dong-Hyun Cha, Ulsan National Institute of Science and Technology, South Korea, and Ki-Hong Min, Kyungpook National University, South Korea	P29 Abstract
P30	Relationship between Indian Ocean SSTs and the East African Short Rains	Liu, Weiran, Kerry H. Cook, and Edward K. Vizy, Department of Geological Sciences, Jackson School of Geosciences, The University of Texas	P30 Abstract
P31	Changes in precipitation and snowpack across Alaska in a high-resolution future climate change simulation	Newman, Andrew J., Research Applications Laboratory, NSF National Center for Atmospheric Research, Monaghan, Martyn P. Clark, Center for Research Data & Digital Scholarship, University of Colorado, Kyoko Ikeda, Lulin Xue, Research Applications Laboratory, NSF National Center for Atmospheric Research, and Jeff. R. Arnold, Climate Preparedness and Resilience Program, US Army Corps of Engineers	P31 Abstract
P32	Contrasting responses of urban and forest surface temperature to heat waves	Wang, Liang, and Dan Li, Boston University	P32 Abstract
P33	Sub-km WRF configuration for testing over the U.S. Army Research Laboratory’s Meteorological Sensor Array in the Jornada Experimental Range	Dumais, Robert, Brian Reen, Chris Hocut, and Andre Pattantyus, U.S. Army Combat Capabilities Development Command - Army Research Laboratory, Computational Information and Sciences Directorate, Battlefield Environment Division, WSMR, NM	P33 Abstract P33 Poster

Model Evaluation

P34	Development of new tropical cyclone tools within METplus	Newman, Kathryn, John Halley Gotway, Randy Bullock, David Fillmore, Tracy Hertneky, NSF National Center for Atmospheric Research (NCAR) and Developmental Testbed Center (DTC), Evan Kalina, U. of Colorado Cooperative Institute for Research in Environmental Sciences (CIRES) at the Global Systems Division (GSD) of the national Oceanic and Atmospheric Administration Earth System Research laboratory (NOAA ESRL) and DTC, Mrinal Biswas, NSF NCAR and DTC, Evelyn Grell, CIRES at Physical Sciences Division of NOAA ESRL and DTC, and Tara Jensen, NSF NCAR and DTC	P34 Abstract
P35	Increased momentum toward unified verification and diagnostic evaluation of NCAR community models	Jensen, Tara L., John Halley Gotway, Michael Ek, NSF NCAR/RAL, Chris Davis, Jimy Dudhia, NSF NCAR/MMM, and Andrew Gettleman, NSF NCAR/CGD	P35 Abstract P35 Poster
P36	IBM GRAF: A rapidly-updating global NWP system	Hutchinson, Todd, Brett Wilt, James Cipriani, John Wong, Ken Dixon, The Weather Company, an IBM Business, Rich Loft, Bill Skamarock, and Michael Duda, NSF National Center for Atmospheric Research	P36 Abstract
P37	Modeling extreme precipitation over East China with a global variable-resolution modeling framework (MPASv5.2): Impacts of resolution and physics	Xu, Mingyue, Chun Zhao, Yu Wang and Meixin Zhang, School of Earth and Space Sciences, University of Science and Technology of China, Hefei, China, Jianping Guo, State Key Laboratory of Severe Weather, Chinese Academy of Meteorological Sciences, Beijing, China, Zhiyuan Hu, Key Laboratory for Semi-Arid Climate Change of the Ministry of Education, Lanzhou University, Gansu, China, L. Ruby Leung, Atmospheric Sciences and Global Change Division, Pacific Northwest National Laboratory, Michael Duda and William Skamarock, NSF National Center for Atmospheric Research	P37 Abstract
P38	Extended range severe weather forecasts using WRF and MPAS	Sobash, Ryan, and Craig Schwartz, NSF NCAR/MMM	P38 Abstract
P39	Reproduction analysis of detailed rainfall distribution by WRF using Japanese 55-year Reanalysis (JRA55)	Inaba, Naoki, Shigeto Ando and Nozomu Takada, Meteorological Engineering Center, Inc., Japan	P39 Abstract
P40	Impact of cumulus parameterization schemes on the simulation of heavy rainfall event over the Korea Peninsula on 16 July, 2017	Park, Haerin, Ulsan National Institute of Science and Technology	P40 Abstract
P41	Removed
P42	Adapting MPAS FDDA to use analysis nudging with 3-hour updates	Bullock Jr., Russell, U.S. Environmental Protection Agency	P42 Abstract P42 Poster
P43	Spatiotemporal coastal-urban boundary-layer performance of a high-resolution urbanized-WRF: Comparisons with ground-based remote sensing during a heat event	Melecio-Vazquez, David, Department of Mechanical Engineering and NOAA-CREST Center, The City College of New York (CCNY), Jaymes Kenyon, Joseph Olson, Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, and NOAA/Earth System Research Laboratory, Prathap Ramamurthy, Department of Mechanical Engineering and NOAA-CREST Center, CCNY, Mark Arend, Department of Electrical Engineering and NOAA-CREST Center, CCNY, and Jorge E. Gonzalez-Cruz, Department of Mechanical Engineering and NOAA-CREST Center, CCNY	P43 Abstract
P44	Sensitivity experiments of urban canopy parameterizations using ensemble WRF simulations over the Chicago metropolitan	Sever, Gokhan, Rob Jacob, Rajeev Jain, Aleks Obabko, Rao Kotamarthi, and Charlie Catlett, Argonne National Laboratory	P44 Abstract
P45	Evaluation of a hierarchy of urban canopy parameterizations in the WRF model during the passage of a cold front in Houston	Hendricks, Eric A., Jason C. Knievel, and Yi Wang, NSF National Center for Atmospheric Research	P45 Abstract
P46	Effect of the land surface hydrologic processes on land-air interactions in Taiwan using WRF-Noah and WRF-NoahMP	Tzu-Ying, Chen, and Fang-Yi Cheng, Graduate institute of Atmospheric Physics, National Central University, Taiwan	P46 Abstract P46 Poster
P47	Influence of Near Real-Time Green Vegetation Fraction Data in WRF on the Prediction of Surface Variables over Northern China	Lu, Bin, Jiqin Zhong, Institute of Urban Meteorology; China Meteorological Administration, W. Wang, NSF NCAR/MMM, Zhaojun Zheng, National Satellite Meteorological Center, CMA, and Min Chen, IUM/CMA	P47 Abstract
P48	Application of WRF-Hydro v5.0 for an operational, highly localized land surface and streamflow predictions in the Lake George, NY watershed	Tewari, Mukul, Campbell D. Watson, IBM, Thomas J. Watson Research Center, and Alvaro B. Buoro, IBM Research, Brazil	P48 Abstract
P49	WRF model resolution impacts on a hydrodynamic model in near-shore environments	Watson, Campbell D., Guillaume Auger, Harry R. Kolar, and Lloyd A. Treinish, IBM Research, TJ Watson Research Center	P49 Abstract
P50	Forecasting intense summer synoptic-scale cyclones over the Arctic Ocean	Bromwich, David H., Lesheng Bai, Byrd Polar & Climate Research Center, The Ohio State University, Zhiquan Liu, NSF NCAR, and Hailing Zhang, COSMIC Program Office, UCAR	P50 Abstract
P51	Low-level jets in the Autumnal Marginal Ice Zone: Sensitivity to sea ice extent and the influence of coupling on surface turbulent heat fluxes	Hughes, Mimi, Ola Persson, Amy Solomon, CIRES, University of Colorado, Boulder and NOAA/ESRL/PSD and Janet Intrieri, NOAA/ESRL/PSD	P51 Abstract
P52	Predicting wet snow and freezing rain icing events over Vermont using a WRF ensemble	Siuta, David, and Jason Shafer, Northern Vermont University - Lyndon	P52 Abstract
P53	Operational air quality forecast for the Gulf of Mexico. Phase 1: meteorological evaluation	Garcia, Agustin, Universidad Nacional Autonoma de Mexico, CCA, Mexico, Victor Almanza, Cuauhtemoc Turrent, and Favio Medrano, Ensenada Center for Scientific Research and Higher Education (CICESE), Mexico	P53 Abstract
P54	Impact of spectral nudging on real-time tropical cyclone forecast*	Moon, Jihong, Dong-Hyun Cha, Minkyu Lee, Ulsan National Institute of Science and Technology, South Korea, and Joowan Kim, Kongju National University, South Korea	P54 Abstract
P55	Near real-time forecasting experiment of typhoon in the South China Sea with a high resolution regional fully-coupled model	Wang, Donghai, Sun Yat-Sen University, China	P55 Abstract P55 Poster
P56	Meteotsunamis in the Gulf of Mexico and eastern United States during hurricane seasons 2016-2018	Olabarrieta, Maitane and Luming Shi, University of Florida, David S. Nolan, University of Miami, and John C. Warner, US Geological Survey	P56 Abstract
P57	Large-eddy simulation of idealized hurricanes at different sea surface temperatures	Ren, Hehe, Key Lab of Smart Prevention and Mitigation for Civil Engineering Disasters of the Ministry of Industry and Information, and Key Lab of Structures Dynamic Behavior and Control of the Ministry of Education, Harbin Institute of Technology, China, Jimy Dudhia, Mesoscale and Microscale Meteorology Laboratory, NSF National Center for Atmospheric Research, and Hui Li, Key Lab of Smart Prevention and Mitigation for Civil Engineering Disasters of the Ministry of Industry and Information, and Key Lab of Structures Dynamic Behavior and Control of the Ministry of Education, Harbin Institute of Technology, China	P57 Abstract P57 Poster
P58	Evaluation of the MYNN planetary boundary layer scheme in the Hurricane Weather Research and Forecast (HWRF) system	Kalina, Evan, Cooperative Institute for Research in Environmental Sciences (CIRES) and National Oceanic and Atmospheric Administration (NOAA)/Global Systems Division (GSD), Robert Fovell, State University of New York-Albany, Mrinal Biswas, Kathryn Newman, NSF National Center for Atmospheric Research (NCAR), Evelyn Grell, CIRES and NOAA/Physical Sciences Division, Laurie Carson, NSF NCAR, and James Frimel, Cooperative Institute for Research in the Atmosphere and NOAA/GSD	P58 Abstract P58 Poster
P59	Evaluation of the MYNN PBL scheme for predicting tropical cyclones with HWRF model	Biswas, Mrinal K., NSF National Center for Atmospheric Research (NCAR) and Developmental Testbed Center (DTC), Evan Kalina, University of Colorado Cooperative Institute for Research in Environmental Sciences (CU/CIRES) at the NOAA Earth System Research Laboratory/Global Systems Division (NOAA/ESRL/GSD) and DTC, Kathryn Newman, NSF NCAR/DTC, Evelyn Grell, CU/CIRES at the NOAA/ESRL/Physical Systems Division and DTC, Laurie Carson, NSF NCAR/DTC, and James Frimel, Colorado State University Cooperative Institute for Research in the Atmosphere at the NOAA/ESRL/GSD and DTC	P59 Abstract
P60	Impact of cloud microphysics schemes on typhoon forecast over the western North Pacific	Park, Jinyoung, Minkyu Lee, Jihong Moon, and Dong-Hyun Cha, Ulsan National Institute of Science and Technology, South Korea	P60 Abstract
P61	Evaluation of a scale separation technique for assessing WRF forecasts of radar reflectivity	Raby, John W., Brian P. Reen, Huaqing Cai, Jeffrey Smith, and Robert Dumais, Army Research Laboratory	P61 Abstract P61 Poster
P62	Characterization of the boundary layer structures and local airflow over the complex terrain in Taiwan using high resolution WRF model	Wang, Yu-Tzu, Fang-Yi Cheng, National Central University, Taiwan, and Hyeyum Hailey Shin, NSF National Center for Atmospheric Research	P62 Abstract P62 Poster
P63	On the diurnal development of Sundowner winds in coastal Santa Barbara, CA	Duine, Gert-Jan, Earth Research Institute, University of California Santa Barbara, Charles Jones, and Leila MV Carvalho, Dept. of Geography and Earth Research Institute, University of California Santa Barbara	P63 Abstract P63 Poster
P64	Applying design of experiments to numerical weather prediction	Smith, Jeffrey A., US CCDC ARL (USCCDCARL), Judah L. Cleveland, Oak Ridge Associated Universities, John W. Raby, USCCDCARL, Richard S. Penc, Self	P64 Abstract P64 Poster
P65	MPAS-A sensitivity to floating-point precision, mesh configuration, and interpolation scheme for weather forecasting in western Canada	Chui, Timothy C. Y., and Roland Stull, University of British Columbia, Canada	P65 Abstract P65 Poster
P66	Comparing numerical accuracy of icosahedral A-grid and C-grid schemes for the Shallow Water Model	Yu, Yonggang G., Ning Wang, Mark W. Govett, NOAA/ESRL/GSD	P66 Abstract
P67	A comparison of MPAS and WRF meteorological models in California: 2013 winter and 2016 summer case studies	Gurer, Kemal, Jeremy Avise, and John DaMassa, California air Resources Board, Air Quality Planning and Science Division	P67 Abstract P67 Poster
P68	A systematic approach for identifying model differences using the Method for Object-based Diagnostic Evaluation (MODE)	Hertneky, Tracy, Tressa Fowler, and Randy Bullock, NSF National Center for Atmospheric Research and the Developmental Testbed Center	P68 Abstract

Model Development

P69	MarsMPAS: It’s MPAS, but for Mars	Richardson, Mark I., and Yuan Lian, Aeolis Research	P69 Abstract
P70	WRF-XPY: Numerical modeling framework for operational coupled fire-atmosphere-fuel moisture forecasting	Kochanski, Adam, Derek V. Mallia, University of Utah, Jan Mandel, Angel Farguell Caus, University of Colorado Denver, Martin Vejmelka, AVAST, and Sher Schranz, NOAA/CIRA	P70 Abstract
P71	AceCAST GPU-enabled Weather Research and Forecasting model development and applications	Elliott, Samuel, Paul Maravelias, Daniel Abdi, Christian Tenasescu, and Gene Pache, TempoQuest Inc.	P71 Abstract

Model Evaluation (2)

Chair: Joe Olson, CIRES and NOAA

8.1	Mass flux divergence in a Hurricane	Huang, Wei, Hewlett Packard Enterprises	8.1 Abstract 8.1 Slides
8.2	Summer and wintertime variations of the surface and near-surface UHI in a semiarid environment	Salamanca, Francisco, and Alex Mahalov, Arizona State University	8.2 Abstract 8.2 Slides
8.3	Evaluation of surface sensible weather forecasts by the MPAS model	Cheng, William Y.Y., Wanli Wu, Tom Henderson, Tim Brown, Paul Madden, Christina Holt, Mike Kay, Dusanka Zupanski, Razvan Stefanescu, Alexander MacDonald, Spire Global Inc, and Laura Fowler, NSF NCAR	8.3 Abstract 8.3 Slides
8.4	WRF cold bias using NOAH-MP over snow	Mass, Cliff, and David Ovens, Department of Atmospheric Sciences, University of Washington	8.4 Abstract 8.4 Slides
8.5	Evaluation of a scale-aware 3DTKE subgrid mixing parameterization in NWP applications	Zhang, Xu, Baode Chen, Shanghai Typhoon Institute, Chinese Meteorological Administration, China, Jian-Wen Bao, PSD/ESRL/NOAA	8.5 Abstract 8.5 Slides
8.6	Evaluation of HRRR boundary layer structure via high-resolution radiosondes	Fovell, Robert, University at Albany, SUNY	8.6 Abstract 8.6 Slides

Physics

Chair: Rob Fovell, SUNY Albany

9.1	Urban model and Noah-MP land model development and future directions	Barlage, Michael, and Fei Chen, NSF NCAR	9.1 Abstract 9.1 Slides
9.2	Improving cloud and solar radiation forecasts in the RAP/HRRR forecast systems	Olson, Joseph B., Jaymes S. Kenyon, NOAA/CIRES, Greg Thompson, NSF NCAR, John M. Brown, NOAA, Wayne M. Angevine, NOAA/CIRES, Dave Turner, Stan Benjamin, and Georg Grell, NOAA	9.2 Abstract 9.2 Slides
9.3	Scale-aware tests of the MYNN-EDMF PBL and shallow cumulus scheme with a novel framework	Angevine, Wayne M., and Joseph Olson, CIRES, University of Colorado, and NOAA GSL	9.3 Abstract 9.3 Slides
9.4	Development of Bulk cloud microphysics schemes with prognostic hail in WRF	Bae, Soo-Ya, Song-You Hong, KIAPS, Korea, and Wei-Kuo Tao, NASA/GSFC	9.4 Abstract 9.4 Slides
9.5	Evaluating and tuning the orographic gravity wave drag scheme in the RAP model	Toy, Michael D., Joseph B. Olson, Tanya G. Smirnova, Jaymes S. Kenyon, NOAA/Earth System Research Laboratory (NOAA/ESRL), and Cooperative Institute for Research in Environmental Sciences, Boulder, Colorado, John M. Brown, and Georg A. Grell, NOAA/ESRL	9.5 Abstract 9.5 Slides
9.6	Enhancing WRF-Solar to provide solar irradiance probabilistic forecasts	Kim, Ju-Hye, Pedro A. Jimenez, NSF National Center for Atmospheric Research, Manajit Sengupta, Jaemo Yang, National Renewable Energy Laboratory, Jimy Dudhia, NSF NCAR, Yu Xie, NREL, and Branko Kosovic, NSF NCAR	9.6 Abstract 9.6 Slides

Miscellaneous

Chair: Cliff Mass, University of Washington

10.1	Can coupled fire-atmosphere models predict smoke-induced inversions from wildfires?	Mallia, Derek V., Adam K. Kochanski, Department of Atmospheric Sciences, University of Utah, Salt Lake City, Jan Mandel, Department of Mathematical and Statistical Sciences, University of Colorado, and Tim Brown, Desert Research Institute	10.1 Abstract 10.1 Slides
10.2	Best practices for simulating wind farm wakes with the WRF Wind Farm Parameterization	Tomaszewski, Jessica M., University of Colorado Boulder (CU Boulder), and Julie K. Lundquist, CU Boulder and the National Renewable Energy Laboratory	10.2 Abstract 10.2 Slides
10.3	Regional MPAS and WRF: Comparison and Evaluation	Chen, Ming, May Wong, Bill Skamarock, and Wei Wang, MMM/NSF National Center for Atmospheric Research	10.3 Abstract 10.3 Slides
10.4	IBM GRAF - Scale-aware convective forecast evaluation and improvements	Wilt, Brett, The Weather Company, an IBM Business, and Wei Wang, NSF National Center for Atmospheric Research	10.4 Abstract 10.4 Slides
10.5	Subseasonal prediction in a global convection-permitting model: insights and challenges in simulating tropical convection and extratropical teleconnections	Weber, Nick, and Cliff Mass, University of Washington	10.5 Abstract 10.5 Slides
10.6	The Common Community Physics Package CCPP: Unifying physics across NOAA and NCAR models using a common software framework	Heinzeller, Dom, NOAA ESRL - Global Systems Division (NOAA/ESRL/GSD) and University of Colorado Cooperative Institute for Research in Environmental Sciences (CU/CIRES) and Developmental Testbed Center (DTC), Grant Firl, NSF National Center for Atmospheric Research (NCAR) and DTC, Ligia Bernardet, NOAA/ESRL/GSD and CU/CIRES and DTC, Laurie Carson, NSF NCAR and DTC, Man Zhang, NOAA/ESRL/GSD and CU/CIRES and DTC, Steve Goldhaber, Cheryl Craig, Dave Gill, Michael Duda, and Francis Vitt, NSF NCAR	10.6 Abstract 10.6 Slides

Wrap-up Discussion: NCAR’s Model Unification Effort

Discussion 1	An update on the System for Integrated Modeling of the Atmosphere (SIMA)	Davis, Chris, Jean-Francois Lamarque, Andrew Gettelman, Bill Skamarock, Mary Barth, and Hanli Liu, NSF NCAR	Discussion 1 Abstract Discussion 1 Slides
Discussion 2	The current status and future of WRF-Chem	Grell, Georg, Ravan Ahmadav, NOAA, Mary Barth, Gabi Pfister, NSF NCAR, and Jerome Fast, PNNL	Discussion 2 Slides

Instructional Sessions

• VAPOR (no slides available)

• WRF in Amazon Web Services (WRF in the Cloud) WRF in the Cloud Slides

• Building a WRF Workflow with Scala Computing (WRF in the Cloud) (no slides available)

• WRF-Python (no slides available)