22nd Conference on Planned and Inadvertent Weather Modification

Program Chairs: Sarah Tessendorf , NCAR ; Trude Storelvmo , University of Oslo ; Jeffrey French , Univ. of Wyoming

« Collapse View
- Indicates paper has been withdrawn from meeting
- Indicates paper is an Award Winner

Monday, 13 January 2020

Monday | Tuesday | Wednesday | Thursday | top

9:00 AM-10:00 AM: Monday, 13 January 2020

Recording files available
Session 1
Understanding Key Challenges for Cloud Seeding
Location: 105 (Boston Convention and Exhibition Center)
Host: 22nd Conference on Planned and Inadvertent Weather Modification
Cochairs: Jeff Frech, University of Wyoming; Katja Friedrich, Univ. of Colorado Boulder
9:00 AM
1.1
A Summary of the WMO/WWRP Peer Review Report on Global Precipitation Enhancement Activities
Andrea I. Flossmann Sr., Univ. Clermont Auvergne, Aubière, France; and M. J. Manton Sr., A. Abshaev Sr., R. T. Bruintjes Sr., M. Murakami, T. Prabhakaran Sr., and Z. Yao Sr.
Recorded Presentation

9:15 AM
1.2
Which Is Effective in Enhancing Rainfall from Mixed-Phase Convective Clouds: Hygroscopic or Glaciogenic Seeding?
Masataka Murakami, Nagoya Univ., Nagoya, Japan; and W. Jung, Y. Yoshizumi, T. Shinoda, and M. Kato
Recorded Presentation

9:30 AM
1.3
Challenges in Simulating Orographic Precipitation in Natural and Seeded Clouds
Roy Rasmussen, NCAR, Boulder, CO; NCAR, Boulder, CO; and S. A. Tessendorf and L. Xue
Recorded Presentation

9:45 AM
1.4
Simulating the Microphysical Properties of Orographic clouds in SNOWIE
Lulin Xue, NCAR, Boulder, CO; and R. M. Rasmussen and S. A. Tessendorf
Recorded Presentation

10:00 AM-10:30 AM: Monday, 13 January 2020


AM Coffee Break (Monday)
Location: Boston Convention and Exhibition Center

10:30 AM-12:00 PM: Monday, 13 January 2020

Recording files available
Session 2
Recent Field Campaigns and Modeling Studies
Location: 105 (Boston Convention and Exhibition Center)
Host: 22nd Conference on Planned and Inadvertent Weather Modification
Cochairs: Randy Chase, N/A; Duncan Axisa, Droplet Measurement Technologies
10:30 AM
2.1
Recent In Situ and Radar Measurements of Microphysical Characteristics in Convective Clouds in Desert and Tropical Regions
Roelof Bruintjes, NCAR, Boulder, CO; and P. Lawson and S. Woods
Recorded Presentation

10:45 AM
2.2
In Situ Measurements of Aerosol and Cloud Microphysical Properties and Cloud Seeding Experiments over the UAE
Narihiro Orikasa, MRI, Tsukuba, Ibaraki, Japan; and M. Murakami, T. Tajiri, Y. Zaizen, and T. Shinoda
Recorded Presentation

11:00 AM
2.3
Under What Conditions Can We Detect a Microphysical Response in Clouds Seeded with AgI? Lessons from SNOWIE
Jeffrey French, Univ. of Wyoming, Laramie, WY; and M. Hatt, K. Friedrich, S. Tessendorf, L. Xue, R. M. Rauber, B. N. Geerts, R. M. Rasmussen, D. Blestrud, and M. L. Kunkel
Recorded Presentation

11:15 AM
2.4
Quantifying Snowfall from Orographic Cloud Seeding
Katja Friedrich, Univ. of Colorado Boulder, Boulder, CO; and K. Ikeda, S. Tessendorf, J. French, R. M. Rauber, B. Geerts, L. Xue, R. Rasmussen, D. Blestrud, and M. L. Kunkel
Recorded Presentation

11:30 AM
2.5
Simulated Seeding Impacts in a Seeded Cloud Observed during SNOWIE
Lulin Xue, NCAR, Boulder, CO; and R. M. Rasmussen and S. A. Tessendorf
Recorded Presentation

11:45 AM
2.6
Separating Physical Impacts from Natural Variability Using Piggybacking (Master–Slave) Technique
Wojciech W. Grabowski, NCAR, Boulder, CO
Recorded Presentation

12:00 PM-2:00 PM: Monday, 13 January 2020


Lunch Break (Monday)

2:00 PM-3:00 PM: Monday, 13 January 2020

Recording files available
Joint Session 6
The Need for Water Driving the Science of Rain and Snow: Past, Present, and Future (Centennial)
Location: 105 (Boston Convention and Exhibition Center)
Hosts: (Joint between the 22nd Conference on Planned and Inadvertent Weather Modification; the 15th Symposium on Societal Applications: Policy, Research and Practice; the 12th Symposium on Aerosol - Cloud - Climate Interactions; and the 33rd Conference on Climate Variability and Change )
Cochairs: Sarah A. Tessendorf, NCAR; Isla R. Simpson, NCAR
2:00 PM
J6.1
Weather and Climate Modification as a Driving Force for Cloud Physics Research (Invited Presentation) (Core Science Keynote)
Robert M. Rauber, Univ. of Illinois at Urbana–Champaign, Urbana, IL
Recorded Presentation

2:15 PM
J6.2
Atmospheric Rivers in the Context of Water Cycle and Climate Change Research (Invited Presentation)
L. Ruby Leung, PNNL, Richland, WA
Recorded Presentation

2:30 PM
J6.3
Weather Modification Research to Enhance Water Supplies in the Western United States (Invited Presentation)
Dave Matthews, CEO Hydrometdss, LLC, Silverthorne, CO; and D. Reynolds and G. E. Klazura
Recorded Presentation

2:45 PM
Discussion/Q&A

3:00 PM-4:00 PM: Monday, 13 January 2020


Joint Panel Discussion 2
The Need for Water Driving the Science of Rain and Snow: Past, Present, and Future Panel (Centennial)
Location: 105 (Boston Convention and Exhibition Center)
Hosts: (Joint between the 22nd Conference on Planned and Inadvertent Weather Modification; the 33rd Conference on Climate Variability and Change; the 15th Symposium on Societal Applications: Policy, Research and Practice; and the 12th Symposium on Aerosol - Cloud - Climate Interactions )
Chair: Roy Rasmussen, NCAR
Panelists: Sarah Tessendorf, Univ. of Colorado Boulder; Robert M. Rauber, Univ. of Illinois; L. Ruby Leung, PNNL; Dave Matthews, CEO Hydrometdss, LLC; Ethan Gutmann, NCAR; Ken Nowak, U.S. Bureau of Reclamation

4:00 PM-6:00 PM: Monday, 13 January 2020


Formal Poster Viewing Reception (Mon)
Location: Hall B (Boston Convention and Exhibition Center)

6:00 PM-8:00 PM: Monday, 13 January 2020


Exhibits Opening and Reception
Location: Hall A (Boston Convention and Exhibition Center)

Tuesday, 14 January 2020

Monday | Tuesday | Wednesday | Thursday | top

8:30 AM-10:00 AM: Tuesday, 14 January 2020

Recording files available
Joint Session 12
History of Ice Nucleation Research and Its Impact on Weather Modification (Centennial)
Location: 105 (Boston Convention and Exhibition Center)
Hosts: (Joint between the 22nd Conference on Planned and Inadvertent Weather Modification; and the 12th Symposium on Aerosol - Cloud - Climate Interactions )
Cochairs: Sarah A. Tessendorf, NCAR; Ottmar Moehler, Institute of Technology
8:30 AM
J12.1
Early Research into Artificial Aerosols as Ice Nucleants (Invited Presentation)
Andrew Detwiler, Univ. of North Dakota, Grand Forks, ND; South Dakota School of Mines and Technology, Rapid City, SD
Recorded Presentation

9:00 AM
J12.2
Some Past Research on Cloud Seeding Aerosols and a Future Outlook (Invited Presentation)
Paul J. DeMott, Colorado State Univ., Fort Collins, CO
Recorded Presentation

9:30 AM
J12.3
The Use of In Situ Ice Nucleus Measurements in Cloud Seeding Research
Bruce A. Boe, Weather Modification International, Fargo, ND
Recorded Presentation

9:45 AM
J12.4
Ice Nucleation and Weather Modification Researches in the Meteorological Research Institute
Masataka Murakami, MRI, Tsukuba, Japan; Nagoya Univ., Nagoya, Japan; and N. Orikasa, T. Tajiri, and A. Saito
Recorded Presentation

9:00 AM-6:00 PM: Tuesday, 14 January 2020


Exhibit Hall (Tuesday)
Location: Hall A (Boston Convention and Exhibition Center)

10:00 AM-10:30 AM: Tuesday, 14 January 2020


AM Coffee Break (Tuesday)
Location: Boston Convention and Exhibition Center

10:30 AM-11:45 AM: Tuesday, 14 January 2020

Recording files available
Session 3
Natural Characteristics and Seedability of Clouds
Location: 105 (Boston Convention and Exhibition Center)
Host: 22nd Conference on Planned and Inadvertent Weather Modification
Cochairs: Frank McDonough, NCAR; Matthew D. Cann, Univ. of Colorado Boulder
10:30 AM
3.1
Sources of Updrafts in Orographic Cloud Systems over the Payette Mountains of Idaho—Results from the SNOWIE Project
Kaylee Heimes, Univ. of Illinois at Urbana–Champaign, Urbana, IL; and T. Zaremba, R. M. Rauber, and B. Geerts
Recorded Presentation

10:45 AM
3.2
How Do Small-Scale Updrafts Such as KH Waves Affect the Seedability of Clouds near Complex Terrain?
Bart Geerts, Univ. of Wyoming, laramie, WY; and C. D. Grasmick and R. M. Rauber
Recorded Presentation

11:00 AM
3.3
The Role of Generating Cells in Natural Ice Production and Supercooled Liquid Water Depletion
Sarah A. Tessendorf, NCAR, Boulder, CO; and K. Ikeda, R. M. Rasmussen, J. French, and R. M. Rauber
Recorded Presentation

11:15 AM
3.4
Evaluation of Glaciogenic Seeding Condition over the Mountains in Utah
Binod Pokharel, Utah State Univ., Logan, UT; and S. Y. Wang, H. Gu, C. Hasenyager, J. Serago, Z. Rieck, and R. R. Gillies

3.5
Study of the Basic Conception and Assessment Method of Atmospheric Water and Cloud Water Resources

11:30 AM
3.6
Aircraft Observation Research on Macro- and Microphysics Characteristics of Continental Cumulus Clouds at Different Development Stages
Cai Zhaoxin, Weather Modification Office of Shanxi Province, taiyuan, China

12:00 PM-1:30 PM: Tuesday, 14 January 2020


Lunch Break (Tuesday)

1:30 PM-2:30 PM: Tuesday, 14 January 2020

Recording files available
Session 4
Studies Related to Hygroscopic Seeding
Location: 105 (Boston Convention and Exhibition Center)
Host: 22nd Conference on Planned and Inadvertent Weather Modification
Cochairs: Lulin Xue, NCAR; Binod Pokharel, Utah State Univeristy
1:30 PM
4.1
Modelling the Precipitation Enhancement by Hygroscopic Cloud Seeding in Warm and Mixed-Phase Clouds Using UCLALES-SALSA
Juha Tonttila, Finnish Meteorological Institute, Kuopio, Finland; and A. Afzalifar, H. Kokkola, and S. Romakkaniemi
Recorded Presentation

1:45 PM
4.2
Seeding Effects on Summertime Mixed-Phase Convective Clouds over the United Arab Emirates Simulated Using CReSS with Simple Hygroscopic Seeding Scheme
Youko Yoshizumi, Institute for Space-Earth Environmental Research, Nagoya Univ., Nagoya, Japan; and M. Murakami, S. Tsujino, K. Hasegawa, A. Sakakibara, A. Hashimoto, T. Shinoda, and M. Kato

2:00 PM
4.3
Simulating Aerosol–Cloud Interactions during Hygroscopic Seeding
Sisi Chen, NCAR, Boulder, CO; and L. Xue
Recorded Presentation

2:15 PM
4.4
An Idealized Modeling Study to Examine the Potential Impacts of Seeding Ordinary Convective Clouds with Pollution-Sized Hygroscopic Particles
William R. Cotton, Colorado State Univ., Fort Collins, CO; and R. Walko
Recorded Presentation

2:30 PM-3:00 PM: Tuesday, 14 January 2020


PM Coffee Break (Tuesday)
Location: Boston Convention and Exhibition Center

3:00 PM-4:00 PM: Tuesday, 14 January 2020

Recording files available
Joint Session 25
Aerosol Approaches to Climate Engineering (e.g., Results from Climate Modeling, Using Analogs such as Volcanic Eruptions and Ship Tracks, and Development of Technology to Actually Implement Solar Geoengineering)
Location: 210C (Boston Convention and Exhibition Center)
Hosts: (Joint between the Robert Dickinson Symposium; the 22nd Conference on Planned and Inadvertent Weather Modification; and the 33rd Conference on Climate Variability and Change )
Chair: Alan Robock, Rutgers Univ.
Keynote: Simone Tilmes, NCAR
3:00 PM
J25.1
Current and Future Research Directions of Aerosol Climate Engineering
Simone Tilmes, NCAR, Boulder, CO
Recorded Presentation

3:30 PM
J25.2
The North Atlantic Climate Response to Stratospheric Sulfate Geoengineering
James Hurrell, Colorado State Univ., Fort Collins, CO; and L. Sun and K. Dagon
Recorded Presentation

3:45 PM
J25.3
An Evaluation of Cirrus Cloud Thinning through Improved Integration of Satellite Retrievals and Climate Modeling
Yuta Tomii, DRI, Reno, NV; and F. Hosseinpour, J. Mejia, and D. L. Mitchell
Recorded Presentation

4:00 PM-6:00 PM: Tuesday, 14 January 2020


Formal Poster Viewing Reception (Tues)
Location: Hall B (Boston Convention and Exhibition Center)

Joint Poster Session 3
Studies Related to Climate Engineering—Posters
Location: Hall B (Boston Convention and Exhibition Center)
Hosts: (Joint between the Robert Dickinson Symposium; the 33rd Conference on Climate Variability and Change; and the 22nd Conference on Planned and Inadvertent Weather Modification )
526
Radiative Forcing and Stratospheric Heating by Stratospheric Aerosols: Sensitivity to Microphysics, Cloud Radiative Properties, and Radiative Parameterizations
John A. Dykema, Harvard Univ., Cambridge, MA; and D. W. Keith

527
Steered Stratospheric Aerosol Injection: Aircraft and Operation Design, Economic and Environmental Impact
I. E. de Vries, Stockholm Univ., Stockholm, Sweden; and M. Janssens and S. J. Hulshoff

528
Evaluation of Tornadic Environments for Japan Using Multiple Data Sources and Their Potential Responses under Future Climate Change
Sho Kawazoe, JAMSTEC, Yokohama, Japan; and M. Fujita, S. Sugimoto, Y. Okada, S. Watanabe, and M. Inatsu

Wednesday, 15 January 2020

Monday | Tuesday | Wednesday | Thursday | top

8:30 AM-10:00 AM: Wednesday, 15 January 2020

Recording files available
Joint Session 38
Studies Related to Climate Engineering
Location: 105 (Boston Convention and Exhibition Center)
Hosts: (Joint between the 22nd Conference on Planned and Inadvertent Weather Modification; the 33rd Conference on Climate Variability and Change; and the Robert Dickinson Symposium )
Cochairs: Simone Tilmes, NCAR; Alan Robock, Rutgers Univ.
8:30 AM
J38.1
Meteorological Response to CO2 Sequestration and Storage in Antarctica
Andrea Orton, Purdue Univ., West Lafayette, IN; and E. M. Agee and M. E. Baldwin
Recorded Presentation

8:45 AM
J38.2
Climate Impacts from Explosive Volcanic Eruptions, Solar Radiation Change, and CO2 Increase
Wenchang Yang, Princeton Univ., Princeton, NJ; and G. A. Vecchi, S. Fueglistaler, L. W. Horowitz, D. Luet, and Á. Muñoz
Recorded Presentation

9:00 AM
J38.3
Geoengineering Model Intercomparison Project (GeoMIP) Progress Report and Future Plans
Alan Robock, Rutgers Univ., New Brunswick, NJ; and B. Kravitz
Recorded Presentation

9:15 AM
J38.4
Consistent Weakening of the Extratropical Storm Tracks in an Idealized Solar Geoengineering Scenario
Charles G. Gertler, MIT, Cambridge, MA; and P. A. O'Gorman
Recorded Presentation

9:30 AM
J38.5
Sulfate Geoengineering Impacts on Agriculture
Lili Xia, Rutgers Univ., New Brunswick, NJ; and A. Robock, J. Jägermeyr, and S. Tilmes
Recorded Presentation

9:00 AM-6:30 PM: Wednesday, 15 January 2020


Exhibit Hall (Wed)
Location: Hall A (Boston Convention and Exhibition Center)

10:00 AM-10:30 AM: Wednesday, 15 January 2020


AM Coffee Break (Wednesday)
Location: Boston Convention and Exhibition Center

10:30 AM-12:00 PM: Wednesday, 15 January 2020

Recording files available
Panel Discussion 1
Ethics and Governance of Weather Modification and Geoengineering Panel Discussion
Location: 105 (Boston Convention and Exhibition Center)
Hosts: (Joint between the 22nd Conference on Planned and Inadvertent Weather Modification; and the 33rd Conference on Climate Variability and Change )
Cochairs: Sarah A. Tessendorf, NCAR; Isla R. Simpson, NCAR
10:30 AM
PD1.1
The Framework and Management of a Multistate Weather Modification Agreement (Invited Presentation)
Mohammed Mahmoud, Central Arizona Project, Phoenix, AZ

10:45 AM
PD1.2
Governance Issues Related to Solar Geoengineering Research and Deployment (Invited Presentation)
Joshua Horton, Harvard Univ., Cambridge, MA USA
Recorded Presentation

11:00 AM
PD1.3
Values and Methodological Decisions in Climate Intervention Research (Invited Presentation)
Monica A. Morrison, Indiana Univ. at Bloomington, Bloomington, IN
Recorded Presentation

11:15 AM
Discussion/Q&A

12:00 PM-1:30 PM: Wednesday, 15 January 2020


Lunch Break (Wednesday)

1:30 PM-2:30 PM: Wednesday, 15 January 2020

Recording files available
Joint Session 45
Anthropogenic Impacts on Clouds, Precipitation, and Climate
Location: 105 (Boston Convention and Exhibition Center)
Hosts: (Joint between the 22nd Conference on Planned and Inadvertent Weather Modification; and the 12th Symposium on Aerosol - Cloud - Climate Interactions )
Cochairs: Greg McFarquhar, Univ. of Oklahoma; Sisi Chen, NCAR
1:30 PM
J45.1
Contributions of Urban Land and Anthropogenic Aerosols of Houston to Convective intensity and Precipitation of a Deep Convective Storm
Jiwen Fan, PNNL, Richland, WA; and Y. Zhang, Z. Li, and D. Rosenfeld
Recorded Presentation

1:45 PM
J45.2
Substantial Cloud Brightening from Shipping in Subtropical Stratocumulus Clouds
Michael S. Diamond, Univ. of Washington, Seattle, WA; and H. M. Director, A. Possner, and R. Wood
Recorded Presentation

Handout (17.2 MB)

2:00 PM
J45.3
Simulation of Aerosol Indirect Effects on Wintertime Stratocumulus Clouds over Northwestern Pacific
Chung-Kai Wu, National Taiwan Univ., Taipei, Taiwan; and J. P. Chen
Recorded Presentation

2:15 PM
J45.4
Does the Flooding of a Depression East of the Caspian Sea Have an Impact on Local Weather and Climate?
Volker Wulfmeyer, Univ. of Hohenheim, Stuttgart, Germany; and O. Branch

2:30 PM-3:00 PM: Wednesday, 15 January 2020


PM Coffee Break (Wednesday)
Location: Boston Convention and Exhibition Center

3:00 PM-4:00 PM: Wednesday, 15 January 2020

Recording files available
Joint Session 53
Core Science Keynotes
Location: 208 (Boston Convention and Exhibition Center)
Hosts: (Joint between the 12th Symposium on Aerosol - Cloud - Climate Interactions; and the 22nd Conference on Planned and Inadvertent Weather Modification )
Cochairs: Nicole Riemer, Univ. of Illinois at Urbana-Champaign; Yuan Wang, California Institute of Technology; Sarah A. Tessendorf, NCAR
3:00 PM
J53.1
Modeling of Cloud Microphysics: Can We Do Better? (Core Science Keynote)
Wojciech W. Grabowski, NCAR, Boulder, CO
Recorded Presentation

3:30 PM
J53.2
How Well Do We Understand and Predict Ice-Nucleating Particle Sources and Concentrations around the World?
Paul J. DeMott, Colorado State Univ., Fort Collins, CO; and C. S. McCluskey, G. P. Schill, T. C. J. Hill, Y. Tobo, E. J. T. Levin, J. Creamean, J. Uetake, K. R. Barry, K. A. Moore, K. J. Suski, E. Järvinen, J. K. Kodros, J. R. Pierce, G. R. McMeeking, A. Gettelman, S. M. Burrows, and S. M. Kreidenweis
Recorded Presentation

4:00 PM-6:00 PM: Wednesday, 15 January 2020


Formal Poster Viewing Reception (Wed)
Location: Hall B (Boston Convention and Exhibition Center)

Poster Session 1
Planned and Inadvertent Weather Modification Posters
Location: Hall B (Boston Convention and Exhibition Center)
Host: 22nd Conference on Planned and Inadvertent Weather Modification
1302
Extreme Precipitation in High-Resolution and Convection-Permitting Earth System Models
Gabriel J. Kooperman, Univ. of Georgia, Athens, GA; and A. A. Akinsanola, A. G. Pendergrass, W. Hannah, and K. A. Reed

1303
Gray-Zone Simulations of Rainfall over UAE and Arabian Peninsula
Sourav Taraphdar, New York Univ. Abu Dhabi, Abu Dhabi, United Arab Emirates; and O. Pauluis and L. Xue

1304
Characteristics of Short-Duration Heavy Rainfall during the Warm Season in Xinjiang
He Qin, Xinjiang Meteorology Observatory, Urumqi, China

Poster 1305 is now Paper 6.4A.

1306
The Role of Moisture Pathways on Natural Snowfall Production during SNOWIE
Matthew D. Cann, Univ. of Colorado Boulder, Boulder, CO; and K. Friedrich

1307
Serendipitous Radar Observations of Airborne Winter Orographic Cloud Seeding in the Medicine Bow Mountains of Wyoming
Bruce A. Boe, Weather Modification International, Fargo, ND; and D. B. Gilbert

Handout (180.1 kB)

1308
Using WRF to Determine the Effects of Natural Sensitivities on Orographic Precipitation
Nicolas Gordillo, UCAR, Boulder, CO; Univ. of Wisconsin-Madison, Madison, WI; and A. Jensen and L. Xue

1309
Using In Situ Microphysical Observations in Direct Numerical Simulations to Study the Impact of Hygroscopic Seeding
Sisi Chen, NCAR, Boulder, CO; and S. A. Tessendorf, L. Xue, and R. Rasmussen

1310
Using Advanced Experimental–Numerical Approaches To Untangle Rain Enhancement (UAE-NATURE): An Overview
Lulin Xue, Hua Xin Chuang Zhi Science and Technology LLC, Beijing, China; and P. Tian, H. He, M. Huang, X. Jing, Q. Chen, C. Lu, Y. Yin, I. Geresdi, N. Sarkadi, O. Pauluis, A. M. Ravindran, S. Taraphdar, R. M. Rasmussen, W. W. Grabowski, S. A. Tessendorf, C. Liu, S. Chen, and C. Weeks

1311
An Investigation of Sea Salt Effects as Cloud Condensation Nuclei (CCN) through Implementing Sea Salt Emission and Microphysics in a Bulk Microphysical Scheme
Xuancheng Liu, Nanjing Univ., Nanjing, China; and L. Xue, S. Chen, L. Deng, and B. Chen

1312
A Study on Observation Diagnosis Assessment of Atmospheric Water and Cloud Water Resources
Miao Cai Jr., Chinese Academy of Meteorological Science, Beijing, Beijing, China; and Y. Zhou Sr., C. Tan Jr., and Z. Hu Sr.

1313
A Study on Numerical Simulation Assessment of Atmospheric Water and Cloud Water Resources
Chao Tan Jr., Chinese Academy of Meteorological Science, Beijing, Beijing, China; and Y. Zhou Sr., M. Cai Jr., and Z. Hu Sr.

1314
Potential of Glaciogenic Seeding of Cold-Season Orographic Clouds in a Warming Climate
Thomas A. Mazzetti, Univ. of Wyoming, Laramie, WY; and B. Geerts, L. Xue, and S. Tessendorf

1315
The Comparison of Royal Rainmaking Beneficial Area Evaluation Methods Effectiveness in Thailand
Arisara Nakburee, Department of Royal Rainmaking and Agricultural Aviation, A.Huahin Prachuabkirikhan, Thailand; and C. Detyothin

Handout (878.7 kB)

1316
Precipitation Evaluation of the North Dakota Cloud Modification Project
Matthew E. Tuftedal, Univ. of North Dakota, Grand Forks, ND; and D. Delene

1317
Simulating Collisions of Charged Cloud Drops in an ABC Flow
Torsten Auerswald, Univ. of Reading, Reading, UK; and M. Ambaum

1318
Adventures in Weather Modification Using Intelligent Land-Use Change
Oliver Branch, Univ. of Hohenheim, Stuttgart, Germany; and V. Wulfmeyer

1319
Sensitivity of Cirrus Cloud Parameterizations to Anthropogenic Impacts
Dorothea Ivanova, Embry-Riddle Aeronautical Univ., Prescott, AZ

1320
The Quality Control and Gauge Adjustment of C-Band Weather Radar for Royal Rainmaking Operations in Thailand
Parinya Intaracharoen, Department of Royal Rainmaking and Agricultural Aviation, Thailand; and S. Arthayakun, C. Detyothin, P. Chantraket, and S. Kirtsaeng

Handout (2.0 MB)

6:30 PM-9:00 PM: Wednesday, 15 January 2020


Centennial Celebration (Centennial)
Location: Ballroom East (Boston Convention and Exhibition Center)

Thursday, 16 January 2020

Monday | Tuesday | Wednesday | Thursday | top

8:30 AM-9:30 AM: Thursday, 16 January 2020

Recording files available
Session 5
Laboratory Studies and New Technologies for Cloud Seeding
Location: 105 (Boston Convention and Exhibition Center)
Host: 22nd Conference on Planned and Inadvertent Weather Modification
Cochairs: Lulin Xue, NCAR; Frank McDonough, DRI
8:30 AM
5.1
Deposition Ice Nucleation on Cloud Seeding Agents
André Welti, Finnish Meteorological Institute, Helsinki, Finland; and A. Laaksonen, A. Alvarez Piedehierro, Y. Viisanen, K. Korhonen, and A. Virtanen
Recorded Presentation

8:45 AM
5.2
CCN and INP Abilities of Hybrid Flare Particles Measured with MRI Continuous-Flow Diffusion Chamber-Type IN Counter and MRI Cloud Simulation Chamber
Takuya Tajiri, MRI, Tsukuba, Ibaraki, Japan; and N. Orikasa, Y. Zaizen, T. H. Kuo, W. C. Kuo, and M. Murakami
Recorded Presentation

9:00 AM
5.3
Modeling Condensation inside Pi Chamber with Eulerian Bin and Lagrangian Particle-Based Microphysics
Wojciech W. Grabowski, NCAR, Boulder, CO
Recorded Presentation

9:15 AM
5.4
Implementation of an Instrumented UAV for Cloud Seeding Operations
Darrel Baumgardner, Longmont, CO; and D. Axisa, M. Murakami, and N. Orikasa
Recorded Presentation

9:00 AM-12:00 PM: Thursday, 16 January 2020


Exhibit Hall (Thurs)
Location: Hall A (Boston Convention and Exhibition Center)

9:30 AM-10:30 AM: Thursday, 16 January 2020


Exhibit Hall Breakfast
Location: Hall A (Boston Convention and Exhibition Center)

10:30 AM-11:30 AM: Thursday, 16 January 2020

Recording files available
Session 6
Evaluations of Weather Modification Studies
Location: 105 (Boston Convention and Exhibition Center)
Host: 22nd Conference on Planned and Inadvertent Weather Modification
Cochairs: Roy Rasmussen, NCAR; Jen-Ping Chen, National Taiwan University
10:30 AM
6.1
Potential Flaws in the Evaluation Design of Weather Modification Studies Using Radar
Roelof Burger, North-West Univ., Potchefstroom, South Africa
Recorded Presentation

10:45 AM
6.2
Assessing and Validating Cloud Seeding Plume Targeting Using a High-Resolution WRF Model, a Dispersion Model, and Snow Trace Chemistry
Frank McDonough, DRI, Reno, NV; and J. F. Mejia
Recorded Presentation

11:00 AM
6.4A
Analysis of Microwave Radiometer Data for the La Sal Mountains of Southeastern Utah during the 2017/18 Winter Season
Stephanie Beall, North American Weather Consultants, Sandy, UT

6.3
An Overview of Southern Sierra Nevada Cloud Seeding Programs

11:15 AM
6.5
Evaluation of Hydrologic Impacts from Ensemble Cloud Seeding Experiments over Southern Wyoming Using the WRF-Hydro Modeling System
Logan Karsten, NCAR, Boulder, CO; and S. A. Tessendorf, L. Xue, D. Gochis, and R. Rasmussen
Recorded Presentation

6.4
Evaluation of the Snowy Mountains Cloud Seeding Program and Future Directions

6.6
The Extra-Area Effect in 71 Cloud Seeding Operations during the Winters of 2008–14 over Jiangxi Province, East China

12:00 PM-1:30 PM: Thursday, 16 January 2020


Lunch Break (Thursday)

3:00 PM-3:30 PM: Thursday, 16 January 2020


PM Coffee Break (Thursday)
Location: Boston Convention and Exhibition Center
« Collapse View