11th Symposium on Aerosol–Cloud–Climate Interactions

Program Chairs: Ottmar Möhler , Karlsruhe Institute of Technology ; Adele L. Igel , University California Davis

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Saturday, 5 January 2019

7:30 AM-8:00 PM: Saturday, 5 January 2019


AMS Information Desk (Saturday)
Location: North 100 Level Prefunction (Phoenix Convention Center - West and North Buildings)

Registration for Short Courses and Student Conference
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

8:00 AM-5:30 PM: Saturday, 5 January 2019


18th Annual Student Conference
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

Sunday, 6 January 2019

7:00 AM-12:00 PM: Sunday, 6 January 2019


CANCELLED: Scout Event
Location: Hall 1 (Phoenix Convention Center - West and North Buildings)

7:00 AM-8:30 PM: Sunday, 6 January 2019


Registration (Sunday)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

7:30 AM-8:30 PM: Sunday, 6 January 2019


AMS Information Desk (Sunday)
Location: North 100 Level Prefunction (Phoenix Convention Center - West and North Buildings)

8:30 AM-9:00 AM: Sunday, 6 January 2019


Meet President Roger M. Wakimoto and Presidential Forum Speakers
Location: North Ballroom Prefunction (Phoenix Convention Center - West and North Buildings)

9:00 AM-3:45 PM: Sunday, 6 January 2019


Seventh Conference for Early Career Professionals
Location: North 124B (Phoenix Convention Center - West and North Buildings)

10:00 AM-4:00 PM: Sunday, 6 January 2019


Guest Welcome Desk
Location: North 100 Level Prefunction (Phoenix Convention Center - West and North Buildings)

12:00 PM-3:45 PM: Sunday, 6 January 2019


Speaker Ready Room (Sunday)
Location: North 121A (Phoenix Convention Center - West and North Buildings)

12:00 PM-8:30 PM: Sunday, 6 January 2019


Poster Hall (Sunday)
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

2:30 PM-3:30 PM: Sunday, 6 January 2019


Newcomer's Welcome and Information Exchange
Location: North 127ABC (Phoenix Convention Center - West and North Buildings)

4:00 PM-5:00 PM: Sunday, 6 January 2019


Plenary Session
Presidential Forum: Building Resilience to Extreme Political Weather: Advice for Unpredictable Times
Location: North Ballroom 120CD (Phoenix Convention Center - West and North Buildings)
Hosts: (Joint between the Presidential Forum and Annual Meeting Welcome; the Seventh Symposium on the Madden-Julian Oscillation and Sub-Seasonal Monsoon Variability; the 16th Conference on Space Weather; the 17th History Symposium; the 20th Conference on Middle Atmosphere; the 22nd Atmospheric Science Librarians International Conference; the 24th Conference on Applied Climatology; the 28th Symposium on Education; the 35th Conference on Environmental Information Processing Technologies; the 23rd Conference on Integrated Observing and Assimilation Systems for the Atmosphere, Oceans, and Land Surface (IOAS-AOLS); the 17th Symposium on the Coastal Environment; the 10th Conference on Weather, Climate, and the New Energy Economy; the Ninth Symposium on Advances in Modeling and Analysis Using Python; the Seventh Symposium on Building a Weather-Ready Nation; the Fifth Symposium on High Performance Computing for Weather, Water, and Climate; the Phased Array Radar Symposium; the Special Symposium on Meteorological Observations and Instrumentation; the Ninth Conference on the Meteorological Application of Lightning Data; the Ninth Symposium on Lidar Atmospheric Applications; the 10th Conference on Environment and Health; the 18th Conference on Artificial and Computational Intelligence and its Applications to the Environmental Sciences; the 19th Conference on Aviation, Range, and Aerospace Meteorology; the 32nd Conference on Climate Variability and Change; the 33rd Conference on Hydrology; the Richard Anthes Symposium; the Special Symposium on Mesoscale Meteorological Extremes: Understanding, Prediction, and Projection; the Second Conference on Earth Observing SmallSats; the Seventh AMS Symposium on the Joint Center for Satellite Data Assimilation; the Ninth Conference on Transition of Research to Operations; the Seventh Symposium on the Weather, Water, and Climate Enterprise; the 11th Symposium on Aerosol–Cloud–Climate Interactions; the 14th Symposium on Societal Applications: Policy, Research and Practice; the 21st Conference on Atmospheric Chemistry; the Fourth Symposium on US-International Partnerships; and the Events )
Moderator: Michael Henry, American Institute of Physics
Presider: Roger Wakimoto, Univ. of California, Los Angeles
Speakers: Dan Kahan, American Institute of Physics; David Goldston, MIT
4:00 PM
Presidential Forum: Building Resilience to Extreme Political Weather: Advice for Unpredictable Times

4:00 PM-6:30 PM: Sunday, 6 January 2019


Presidential Forum and Annual Meeting Welcome
Location: North Ballroom 120CD (Phoenix Convention Center - West and North Buildings)

5:00 PM-6:00 PM: Sunday, 6 January 2019


Plenary Session
Annual Meeting Welcome
Location: North Ballroom 120CD (Phoenix Convention Center - West and North Buildings)
Hosts: (Joint between the Presidential Forum and Annual Meeting Welcome; the Fourth Symposium on US-International Partnerships; the Ninth Conference on the Meteorological Application of Lightning Data; the 16th Conference on Space Weather; the 17th History Symposium; the 20th Conference on Middle Atmosphere; the 22nd Atmospheric Science Librarians International Conference; the 24th Conference on Applied Climatology; the 28th Symposium on Education; the Ninth Symposium on Lidar Atmospheric Applications; the 21st Conference on Atmospheric Chemistry; the 14th Symposium on Societal Applications: Policy, Research and Practice; the 11th Symposium on Aerosol–Cloud–Climate Interactions; the Seventh Symposium on the Weather, Water, and Climate Enterprise; the Ninth Conference on Transition of Research to Operations; the Seventh AMS Symposium on the Joint Center for Satellite Data Assimilation; the Second Conference on Earth Observing SmallSats; the Special Symposium on Mesoscale Meteorological Extremes: Understanding, Prediction, and Projection; and the Events )
Moderator: Roger Wakimoto, Univ. of California, Los Angeles

6:30 PM-7:30 PM: Sunday, 6 January 2019


Welcome Reception Honoring Newly Elected Fellows and Featured Award Winners
Location: North Ballroom (Phoenix Convention Center - West and North Buildings)

6:30 PM-8:30 PM: Sunday, 6 January 2019


AMS Career Fair
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Student Conference Poster Session
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

8:00 PM-10:00 PM: Sunday, 6 January 2019


CoRioLis Reception
Location: Sheraton Hotel

8:30 PM-10:00 PM: Sunday, 6 January 2019


Colour of Weather Networking Reception
Location: Sheraton Hotel

9:00 PM-11:00 PM: Sunday, 6 January 2019


Early Career Professional Reception
Location: Encanto B (Sheraton Hotel )

Monday, 7 January 2019

7:30 AM-6:00 PM: Monday, 7 January 2019


AMS Information Desk (Monday)
Location: North 100 Level Prefunction (Phoenix Convention Center - West and North Buildings)

Quiet Room (Monday)
Location: West 206 (Phoenix Convention Center - West and North Buildings)

Registration (Monday)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

Speaker Ready Room (Monday)
Location: North 121A (Phoenix Convention Center - West and North Buildings)

8:00 AM-9:00 AM: Monday, 7 January 2019


Guest Welcome Desk
Location: Meeting room foyers (Phoenix Convention Center - West and North Buildings)

8:30 AM-10:00 AM: Monday, 7 January 2019

Recording files available
Session 1
The ORACLES, CLARIFY, AEROCLO-Sa, and LASIC Field Campaigns in the Southeast Atlantic—Part I
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Paquita Zuidema, Univ. of Miami/RSMAS; Robert Wood, Univ. of Washington; Jim Haywood, Met Office; Paola Formenti, Laboratoire Interuniversitaire des Systemes Atmospheriques
8:30 AM
1.1
The Aerosols, Radiation and Clouds in Southern Africa (AEROCLO-sA) Field Campaign in Namibia: Objectives, Research Highlights, and Way Forward (Invited Presentation)
Paola Formenti, Laboratoire Interuniversitaire des Systemes Atmospheriques, Creteil, France; and B. D'Anna, C. Flamant, M. Mallet, S. Piketh, K. Schepanski, and F. Waquet
8:45 AM
1.2
Clarify-2017: Aerosol-Direct Radiative Forcing Measurements and Modeling from the Microscale to the Continental Scale
Jim Haywood, Met Office/Univ. of Exeter, Exeter, United Kingdom; and B. T. Johnson, P. Francis, J. Langridge, K. Szpek, C. Fox, M. Cotterell, A. Jones, F. Peers, N. Davies, J. Taylor, and H. Coe
9:15 AM
1.4
Biomass Burning Plumes in the Vicinity of the California Coast: Airborne Characterization of Physicochemical Properties and Spatiotemporal Features
Ali Hossein Mardi, The Univ. of Arizona, Tucson, AZ; and H. Dadashazar, A. MacDonald, R. Braun, E. C. Crosbie, P. Xian, M. M. Coggon, M. A. Fenn, R. A. Ferrare, J. W. Hair, R. K. Woods, H. H. Jonsson, R. Flagan, J. H. Seinfeld, and A. Sorooshian
9:30 AM
1.5
The Influence of Biomass Burning Aerosols on Stratocumulus Clouds over the Southeast Atlantic
Sampa Das, NASA Goddard Space Flight Center/NASA Postdoctoral Program–Universities Space Research Association, Greenbelt, MD; and D. Harshvardhan and P. R. Colarco
9:45 AM
1.6
WRF Simulations of Episodes of Stratocumulus Clearing over the Southeast Atlantic
Laura M. Tomkins, Univ. of Kansas, Lawrence, KS; and D. B. Mechem, S. E. Yuter, M. A. Miller, and S. R. Rhodes

9:00 AM-11:00 AM: Monday, 7 January 2019


Guest Coffee (Monday)
Location: Camelback A (Sheraton Hotel )

9:00 AM-7:30 PM: Monday, 7 January 2019


Poster Hall (Monday)
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

10:00 AM-10:30 AM: Monday, 7 January 2019


AM Coffee Break (Monday)
Location: Meeting room foyers (Phoenix Convention Center - West and North Buildings)

10:00 AM-6:00 PM: Monday, 7 January 2019


Member Services Desk (Monday)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

10:30 AM-12:00 PM: Monday, 7 January 2019

Recording files available
Session 2
The ORACLES, CLARIFY, AEROCLO-Sa, and LASIC Field Campaigns in the Southeast Atlantic—Part II
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Paquita Zuidema, Univ. of Miami/RSMAS; Robert Wood, Univ. of Washington; Jim Haywood, Met Office; Paola Formenti, Laboratoire Interuniversitaire des Systemes Atmospheriques
10:30 AM
2.1
10:45 AM
2.2
Total Organic Carbon Loss and Changes in Bulk Chemical Composition Seen in Vertically Stratified Aged African Biomass Burning Plumes over the Southeast Atlantic Ocean during ORACLES.
Amie Dobracki, Univ. of Hawai‘i at Mānoa, Honolulu, HI; and S. Freitag, S. Howell, J. Podolske, J. Redemann, P. E. Saide, A. J. Sedlacek, and P. Zuidema
11:00 AM
2.3
Characterization of Precipitation During the ORACLES 2016-17 Campaigns
Andrew M. Dzambo, Univ. of Wisconsin–Madison, Madison, WI; and T. S. L'Ecuyer, S. Tanelli, O. O. Sy, S. L. Durden, W. Chun, M. Lebsock, G. A. Sadowy, G. Dobrowalski, and E. A. McIlhattan
11:15 AM
2.4
Impact of Biomass Burning Aerosols on Marine Stratocumulus during ORACLES—Evidence of the Semidirect Effect?
Jennifer D. Small Griswold, Univ. of Hawai‘i at Mānoa, Honolulu, HI; and A. Heikkila
11:30 AM
2.5
11:45 AM
2.6
Vertical Distribution and Monthly Variations of Biomass Burning Aerosols as Observed by the Micropulse Lidar during LASIC
Alice Hsu, Washington Univ., St. Louis, MO; and P. Muradyan, Y. Feng, R. L. Coulter, R. Delgadillo, P. Zuidema, C. Ma, A. J. Sedlacek, and V. R. Kotamarthi

12:00 PM-1:30 PM: Monday, 7 January 2019


Lunch Break (Monday)

12:45 PM-1:05 PM: Monday, 7 January 2019


Daily Weather Briefings (Monday)
Location: North 132ABC (Phoenix Convention Center - West and North Buildings)

2:00 PM-3:00 PM: Monday, 7 January 2019


How to Become a Better Presenter
Location: North 231C (Phoenix Convention Center - West and North Buildings)

2:00 PM-4:00 PM: Monday, 7 January 2019

Recording files available
Session 3
Aerosol–Cloud Interactions in Shallow Warm Clouds
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Alison D. Nugent, Univ. of Hawaii at Mānoa; Virendra Ghate, Argonne National Laboratory
2:00 PM
3.1
Dispersion Aerosol Indirect Effect from Turbulent Fluctuations: Insight from a Cloud Chamber Experiment
Kamal Kant Chandrakar, Michigan Technological Univ., Houghton, MI; and W. Cantrell, A. B. Kostinski, and R. A. Shaw
2:15 PM
3.2
Toward Satellite Inference of the Decoupling Degree and Cloud-Base Updrafts of Marine Stratocumulus
Youtong Zheng, Univ. of Maryland, College Park, College Park, MD; and D. Rosenfeld and Z. Li
2:30 PM
3.3
Drizzle and Turbulence in Open Cellular Marine Stratocumulus Clouds
Virendra Ghate, Argonne National Laboratory, Lemont, IL; and M. P. Cadeddu
2:45 PM
3.4
Effect of Boundary Layer Thermodynamic Structures on the Formation of Low-Level Clouds over Ocean and Land
Baike Xi, The Univ. of Arizona, Tucson, AZ; and X. Dong, X. Zheng, and P. Wu

3:00 PM
3.5
Height Dependence of Aerosol–Cloud Interactions and Important Implications for Developing Parameterizations
Yangang Liu, Brookhaven National Laboratory, Upton, NY; and J. Quan, X. Jia, J. Chen, and C. Lu

3:15 PM
3.6
Evidence of Invigoration in Warm Cloud Dynamics due to Precipitation Suppression
Tristan S. L'Ecuyer, Univ. of Wisconsin–Madison, Madison, WI; and A. R. Douglas
3:30 PM
3.7
Volcanic Aerosol Impacts on Big Island Precipitation
Tianqi Zuo, Univ. of Hawai'i at Mānoa, Honolulu, HI; and A. D. Nugent
3:45 PM
3.8
Opposite Effects of Bimodal CCN Spectra on Stratus and Cumuli
James G. Hudson, DRI, Reno, NV; and S. Noble

4:00 PM-6:00 PM: Monday, 7 January 2019


2019 NWA/AMS Research Operations Nexus (RON) Meetup-Honoring the Legacy of Ronald W. Przybylinski
Location: North Ballroom 120AB (Phoenix Convention Center - West and North Buildings)

Formal Poster Viewing Reception
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

6:00 PM-8:00 PM: Monday, 7 January 2019


Exhibits Opening and Reception
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Ribbon Cutting, Opening Reception, and Corporate Patron Recognition
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

8:00 PM-10:00 PM: Monday, 7 January 2019


Fifth Annual Speed Networking Event for Students and Early Career Professionals
Location: North Ballroom 120AB (Phoenix Convention Center - West and North Buildings)

Tuesday, 8 January 2019

7:30 AM-6:00 PM: Tuesday, 8 January 2019


AMS Information Desk (Tuesday)
Location: North 100 Level Prefunction (Phoenix Convention Center - West and North Buildings)

Member Services Desk (Tuesday)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

Quiet Room (Tuesday)
Location: West 206 (Phoenix Convention Center - West and North Buildings)

Registration (Tuesday)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

Speaker Ready Room (Tuesday)
Location: North 121A (Phoenix Convention Center - West and North Buildings)

8:30 AM-10:00 AM: Tuesday, 8 January 2019

Recording files available
Session 4
Natural Aerosols: Deepening Our Understanding from Emissions through Impacts
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Thomas E. Gill, Univ. of Texas at El Paso; Heather A. Holmes, Univ. of Nevada; Vernon R. Morris, Howard Univ.
8:30 AM
4.1
Forecasting Dust Emissions from Regional to Global Scale Using Satellite Data
Daniel Tong, George Mason Univ., Fairfax, VA; and B. Baker and R. Saylor
8:45 AM
4.2
9:00 AM
4.3
Area Estimates of Wind Friction Velocity Derived from Net Radiometers and MODIS Albedo
Nancy E. Parker, U.S. Army Engineer Research and Development Center, Hanover, NH; and N. P. Webb, A. Chappell, and S. L. LeGrand

9:15 AM
4.4
Updated Whitecap Database from WindSat Observations
Magdalena D. Anguelova, NRL, Washington, DC; and M. H. Bettenhausen, W. F. Johnston, and P. W. Gaiser

Handout (6.1 MB)

9:30 AM
4.5A

9:00 AM-11:00 AM: Tuesday, 8 January 2019


Guest Coffee (Tuesday)
Location: Hospitality Suite 428 (Sheraton Hotel )

9:00 AM-5:00 PM: Tuesday, 8 January 2019


Sedona Red Rocks Tours

9:00 AM-6:00 PM: Tuesday, 8 January 2019


Exhibit Hall (Tuesday)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Poster Hall (Tuesday)
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

10:00 AM-10:30 AM: Tuesday, 8 January 2019


AM Coffee Break (Tuesday)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Meet President Roger M. Wakimoto (Tuesday)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

10:30 AM-12:00 PM: Tuesday, 8 January 2019

Recording files available
Session 5
Microphysics of Natural and Perturbed Clouds
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Sarah A. Tessendorf, NCAR; Roy M. Rasmussen, NCAR
10:30 AM
5.1
Observations Pertaining to Ice Production in Natural and Seeded Wintertime Orographic Clouds (Invited Presentation)
Jeffrey French, Univ. of Wyoming, Laramie, WY; and M. Hatt, S. Tessendorf, K. Friedrich, R. M. Rauber, R. M. Rasmussen, B. Geerts, L. Xue, A. Majewski, D. Blestrud, M. L. Kunkel, and S. Parkinson
11:00 AM
5.2
Observational Study on the Impact of Silver Iodide on Cloud Formation and Evolution in Orographic Winter Storms
Katja Friedrich, Univ. of Colorado Boulder, Boulder, CO; and M. D. Cann, J. French, S. Tessendorf, R. M. Rauber, B. Geerts, R. Rasmussen, L. Xue, D. Blestrud, M. L. Kunkel, and S. Parkinson
11:15 AM
5.3
Separating Microphysical Impacts from Dynamic Feedbacks in a Winter Orographic Seeding Case from SNOWIE
Lulin Xue, NCAR, Boulder, CO; and N. Sarkadi, R. M. Rasmussen, S. A. Tessendorf, W. W. Grabowski, and I. Geresdi

11:30 AM
5.4
Perturbation of Clouds due to Contrail Formation
Pooja Verma, Ludwig Maximilian Univ. of Munich, Munich, Germany; and U. Burkhardt
11:45 AM
5.5

12:00 PM-1:30 PM: Tuesday, 8 January 2019


Lunch Break (Tuesday)

Women in Atmospheric Sciences Luncheon
Location: North Ballroom 120AB (Phoenix Convention Center - West and North Buildings)

12:15 PM-1:15 PM: Tuesday, 8 January 2019


Exceptional Undergraduate Presentations
Location: North 122BC (Phoenix Convention Center - West and North Buildings)

12:45 PM-1:05 PM: Tuesday, 8 January 2019


Daily Weather Briefings (Tuesday)
Location: North 132ABC (Phoenix Convention Center - West and North Buildings)

1:30 PM-2:30 PM: Tuesday, 8 January 2019

Recording files available
Themed Joint Session 9
Core Science Keynote on Air Quality Extremes
Location: North 126A (Phoenix Convention Center - West and North Buildings)
Hosts: (Joint between the 21st Conference on Atmospheric Chemistry; and the 11th Symposium on Aerosol–Cloud–Climate Interactions )
Cochairs: Jonathan Jiang, JPL; Kenneth Pickering, Univ. of Maryland, College Park

2:30 PM-3:00 PM: Tuesday, 8 January 2019


PM Coffee Break (Tuesday)
Location: Meeting room foyers (Phoenix Convention Center - West and North Buildings)

4:00 PM-6:00 PM: Tuesday, 8 January 2019


Book Talks @ Authors Corner (Tues)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Formal Poster Viewing Reception (Tues)
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

Poster Session 1
Aerosol–Cloud–Climate Interactions Posters
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
624
Impacts of Phytoplankton Blooms on Sea Spray Aerosol I
Claudia M. Althoen, NOAA, Seattle, WA

625
Study of Aerosol Indirect Effect on Shallow Warm Clouds: Results from SEAC4RS and ORACLES Field Campaigns
Lan Gao, Univ. of Oklahoma, Norman, OK; and G. M. McFarquhar, J. Redemann, and E. M. Wilcox

626
Cloud Property Variations in the Cloudy-to-Clear Transition Zones—A Comparison of Shortwave Spectral Observations on Different ARM Sites
Weidong Yang, Goddard Earth Sciences Technology and Research/USRA, Greenbelt, MD; and A. Marshak

627
Aerosol Swelling: A Major Source of Error When Estimating the Aerosol First Indirect Effect
Jianjun Liu, Univ. of Maryland, College Park, College Park, MD; and Z. Li

628
Height-Resolved Measurements of Cloud Water Chemical Composition in Marine Stratocumulus Clouds
Alexander Bruce MacDonald, The Univ. of Arizona, Tucson, AZ; and H. Dadashazar, P. Y. Chuang, E. Crosbie, H. Wang, Z. Wang, H. H. Jonsson, R. Flagan, J. H. Seinfeld, and A. Sorooshian

629
Comparisons of Florida Thunderstorm Cirrus Clouds Using Concurrent Radar and Aircraft Measurements
Nicholas J. Gapp, Univ. of North Dakota, Grand Forks, ND; and J. Schmidt, D. Delene, P. Harasti, J. Hoover, and P. Jones

Handout (1.3 MB)

631
633
Model-Observational Intercomparisons of Aerosol and Cloud Properties during NASA ORACLES
Ian Chang, Univ. of Oklahoma, Norman, OK; and J. Redemann, Y. Shinozuka, S. E. LeBlanc, G. Ferrada, P. E. Saide, M. Mallet, and P. Zuidema

634
Progress on Microwave Radiometer-Based Whitecap Fraction and Sea Spray Aerosol Products
Michael H. Bettenhausen, NRL, Washington, DC; and M. D. Anguelova

635
Evaluating Land Surface Processes on Simulated Dust Emissions, Air Quality Impacts, and Aerosol–Radiation Interactions
Erica C. Burrows, Univ. of Alabama in Huntsville, Huntsville, AL; and A. Naeger, U. U. Nair, and C. R. Hain

636
Interference of Satellite Dust Detection by Water Vapor
Lewis D. Grasso, Cooperative Institute for Research in the Atmosphere/Colorado State Univ., Fort Collins, CO

637
The Efficiency of Ice Nucleating Particle Release through Sea Spray Aerosols and Various Bubble Sizes
Ruby J Nelson, Univ. of Massachusetts Amherst, Amherst, MA; and K. A. Moore, T. C. J. Hill, P. J. DeMott, and S. M. Kreidenweis

638
Fluorescent Biological Aerosol Particles of the Southern Ocean Boundary Layer and Their Potential Role for Ice Nucleation in Clouds
Martin Schnaiter, Karlsruhe Institute of Technology, Karlsruhe, Germany; and P. J. DeMott, T. C. J. Hill, and G. M. McFarquhar

Handout (2.7 MB)

639
Low-Level Cloud Microphysical Properties under Different Air Masses at the ARM SGP site
Xiaojian Zheng, The Univ. of Arizona, Tucson, AZ; and B. Xi, X. Dong, and T. Logan

640
Evaluation of Water Vapor Diffusion Equation Solving Schemes for Use in Forward Simulation of Cloud Doppler Radar Spectra of Drizzling Stratocumulus
Hyunho Lee, Center for Climate Systems Research/Columbia Univ., New York, NY; and A. M. Fridlind and A. S. Ackerman

Handout (700.2 kB)

641
Light Scattering from a Water-Coated Aerosol Particle
Miguel Cortez Jr., Univ. of Texas at El Paso, El Paso, TX; and D. R. M. Fitzgerald and A. Mcafee

643
Evaluation of the Impacts of Biomass Burning Emissions on the NASA GEOS Seasonal Climate Forecast
Karla Longo, USRA, Greenbelt, MD; and J. L. M. Freire, S. R. Freitas, A. Da Silva, and C. A. S. Coelho

644
Seasonal Influences of Aerosol Type on Low-Level Cloud Microphysical Properties under Different AirMasses at the ARM-SGP site
Timothy Logan, Texas A&M Univ., College Station, TX; and X. Zheng, B. Xi, and X. Dong

645
Subgrid Variations of the Cloud Water and Droplet Number Concentration over Tropical Ocean: Satellite Observations and Implications for Warm Rain Simulation in Climate Models
Zhibo Zhang, Univ. of Maryland, Baltimore County, Baltimore, MD; and H. Song, P. L. Ma, V. E. Larson, M. Wang, X. Dong, and J. Wang

646
Potential for Reactive-Oxygen Species (ROS) Production on Mineral Nanoparticles
James Kubicki, Univ. of Texas at El Paso, El Paso, TX

Poster 647 is now paper 4.5A

Poster 648 is now Paper 6.5A

6:00 PM-10:00 PM: Tuesday, 8 January 2019


University Night Receptions

6:30 PM-8:30 PM: Tuesday, 8 January 2019


Inez Fung Dinner
Location: West 213AB (Phoenix Convention Center - West and North Buildings)

Wednesday, 9 January 2019

7:25 AM-6:00 PM: Wednesday, 9 January 2019


Quiet Room (Wednesday)
Location: West 206 (Phoenix Convention Center - West and North Buildings)

7:30 AM-6:00 PM: Wednesday, 9 January 2019


AMS Information Desk (Wed)
Location: North 100 Level Prefunction (Phoenix Convention Center - West and North Buildings)

Member Services Desk (Wed)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

Registration (Wed)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

Speaker Ready Room (Wed)
Location: North 121A (Phoenix Convention Center - West and North Buildings)

8:30 AM-10:00 AM: Wednesday, 9 January 2019

Recording files available
Session 6
Aerosol–Cloud Interactions in Mixed-Phase Clouds—Part I
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Yuan Wang, California Institute of Technology; Chuanfeng zhao, Beijing Normal Univ.
8:30 AM
6.1
Airborne, Ship-, and Ground-Based Observations of Clouds, Aerosols, and Precipitation from Recent Field Projects over the Southern Ocean
Greg M. McFarquhar, Cooperative Institute for Mesoscale Meteorological Studies, Norman, OK; and C. Bretherton, R. Marchand, A. Protat, P. J. DeMott, S. P. Alexander, S. R. Rintoul, G. Roberts, C. H. Twohy, D. W. Toohey, S. Siems, Y. Huang, R. Wood, R. M. Rauber, S. Lasher-Trapp, J. Jensen, J. L. Stith, J. Mace, J. UM, E. Järvinen, M. Schnaiter, A. Gettelman, K. J. Sanchez, C. McClusky, I. L. McCoy, K. A. Moore, T. C. J. Hill, and B. Rainwater

9:00 AM
6.3
Measurements of Aerosol Particle and Cloud Properties over the Southern Ocean
Cynthia H. Twohy, NorthWest Research Associates, Redmond, WA; and D. W. Toohey, P. J. DeMott, B. Rainwater, L. M. Russell, S. Lewis, R. Geiss, C. S. McCluskey, T. C. J. Hill, G. M. McFarquhar, C. S. Bretherton, R. Wood, G. Roberts, K. J. Sanchez, C. A. Wolff, and P. Romashkin
9:15 AM
6.4
Implication of the Impact of Saharan Dust on Atlantic Tropical Cyclones
Bowen Pan, Texas A&M Univ., College Station, TX; and Y. Wang, J. Hu, Y. Lin, J. S. Hsieh, T. Logan, Y. Yung, J. H. Jiang, and R. Zhang
9:30 AM
6.6
The Microphysical Properties of Convective Precipitation over the Tibetan Plateau by a Subkilometer Resolution Cloud-Resolving Simulation
Wenhua Gao, Chinese Academy of Meteorological Sciences, Beijing, China; and L. Liu, J. LI, and C. Lu
9:45 AM
6.5A
The Effects of Dust–Radiation–Cloud Interactions on the Development of an MCS over North Africa
Chu-Chun Huang, Univ. of California, Davis, Davis, CA; and S. Chen, K. Earl, T. Matsui, and Y. C. Lin

9:00 AM-11:00 AM: Wednesday, 9 January 2019


Guest Coffee (Wed)
Location: Hospitality Suite 428 (Sheraton Hotel )

9:00 AM-6:30 PM: Wednesday, 9 January 2019


Exhibit Hall (Wed)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Poster Hall (Wednesday)
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

9:30 AM-12:30 PM: Wednesday, 9 January 2019


Tree Planting Guest Volunteer Project

10:00 AM-10:30 AM: Wednesday, 9 January 2019


AM Coffee Break (Wed)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Meet President Roger M. Wakimoto (Wed)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

10:30 AM-12:00 PM: Wednesday, 9 January 2019

Recording files available
Session 7
Aerosol–Cloud Interactions in Mixed-Phase Clouds—Part II
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Yuan Wang, California Institute of Technology; Chuanfeng zhao, Beijing Normal Univ.
10:45 AM
7.2
Modeling Study for the Impacts of Aerosol and Its Embedded Environmental Conditions on Maritime/Continental Deep Convective Systems
Wei-Kuo Tao, NASA, Greenbelt, MD; and T. Iguchi, T. Matsui, S. E. Lang, S. Rutledge, B. A. Dolan, and J. I. Barnum

11:00 AM
7.3
Enlarging Rainfall Area of Tropical Cyclone By Atmospheric Aerosols
Chuanfeng zhao, Beijing Normal Univ., Beijing, China; and Y. Wang
11:15 AM
7.4
Mechanisms of Aerosol-Induced Invigoration in Deep Convective Storms
Adele L Igel, Univ. of California, Davis, Davis, CA; and A. Yu and S. C. van den Heever

11:45 AM
7.6
Invigoration of Deep Convection in Polluted Environments: Myth or Reality?
Wojciech W. Grabowski, NCAR, Boulder, CO; and I. Geresdi, N. Sarkadi, and L. Xue

12:00 PM-1:30 PM: Wednesday, 9 January 2019


Anthes Luncheon
Location: West 213AB (Phoenix Convention Center - West and North Buildings)

Lunch Break (Wed)

12:45 PM-1:05 PM: Wednesday, 9 January 2019


Daily Weather Briefings (Wed)
Location: North 132ABC (Phoenix Convention Center - West and North Buildings)

1:30 PM-2:30 PM: Wednesday, 9 January 2019


Robert E. Horton Lecture
Recording files available
Session 8
Aerosol–Cloud Interactions in Mixed-Phase Clouds—Part III
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Yuan Wang, California Institute of Technology; Chuanfeng zhao, Beijing Normal Univ.
1:30 PM
8.1
Dust Glaciation Effects on Mixed-Phase Clouds with a Global Climate Model Constrained by Observations (Invited Presentation)
Xiaohong Liu, Univ. of Wyoming, Laramie, WY; and Z. Ke, M. Wu, Z. Wang, D. Zhang, and A. M. Vogelmann

2:30 PM-3:00 PM: Wednesday, 9 January 2019


PM Coffee Break (Wed)
Location: Meeting room foyers (Phoenix Convention Center - West and North Buildings)

3:00 PM-4:00 PM: Wednesday, 9 January 2019

Recording files available
Joint Session 1
Direct and Indirect Effects of Aerosols on Climate—Keynote Speakers
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Hosts: (Joint between the 11th Symposium on Aerosol–Cloud–Climate Interactions; and the 21st Conference on Atmospheric Chemistry )
Cochairs: Adele L Igel, Univ. of California, Davis; Ottmar Möhler, Karlsruhe Institute of Technology; Jonathan Jiang, JPL; Kenneth Pickering, Univ. of Maryland, College Park
3:00 PM
J1.1
Climate Impact of Anthropogenic Aerosols on Large-Scale Cirrus Clouds
Joyce E. Penner, Univ. of Michigan, Ann Arbor, MI; and C. Zhou and J. Zhu

4:00 PM-6:00 PM: Wednesday, 9 January 2019


Book Talks @ Authors Corner (Wed)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

Formal Poster Viewing Reception (Wed)
Location: Hall 4 (Phoenix Convention Center - West and North Buildings)

5:30 PM-6:30 PM: Wednesday, 9 January 2019


Awards Banquet Reception
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

7:00 PM-10:00 PM: Wednesday, 9 January 2019


99th AMS Awards Banquet
Location: North Ballroom (Phoenix Convention Center - West and North Buildings)

Thursday, 10 January 2019

7:30 AM-3:00 PM: Thursday, 10 January 2019


AMS Information Desk (Thurs)
Location: North 100 Level Prefunction (Phoenix Convention Center - West and North Buildings)

Member Services Desk (Thurs)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

Quiet Room (Thursday)
Location: West 206 (Phoenix Convention Center - West and North Buildings)

Registration (Thurs)
Location: North Lower Level Prefunction (Phoenix Convention Center - West and North Buildings)

7:30 AM-5:00 PM: Thursday, 10 January 2019


Speaker Ready Room (Thurs)
Location: North 121A (Phoenix Convention Center - West and North Buildings)

8:30 AM-9:30 AM: Thursday, 10 January 2019

Recording files available
Session 9
Aerosol–Cloud–Radiation Interactions and Impacts on Weather/Climate—Part I
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Jun Wang, Univ. of Iowa; Zhibo Zhang, Univ. of Maryland, Baltimore County; Shaima L. Nasiri, DOE; Shuhua Chen, Univ. of California, Davis; Terry Nathan, Univ. of California, Davis
8:30 AM
9.1
Effects of Aerosols on Low-Level Cloud Properties over Land and Ocean Using Ground-Based Observations
Xiquan Dong, The Univ. of Arizona, Tucson, AZ; and B. Xi, P. Wu, X. Zheng, and T. Logan
9:00 AM
9.3
Satellite Observations of Cloud-Related Variations in Aerosol Properties
Tamas Varnai, Univ. of Maryland Baltimore County, Baltimore, MD; and A. Marshak, G. Wen, W. Yang, T. Eck, and R. Levy
9:15 AM
9.4
What Can We Learn about Aerosol–Cloud Interactions from Degassing Volcanic Eruptions? (Invited Presentation)
Jim Haywood, Met Office/Univ. of Exeter, Exeter, United Kingdom; and F. Malavelle, A. Jones, A. Jones, V. Toll, S. Carn, N. Bellouin, and A. Gettelman

9:00 AM-11:00 AM: Thursday, 10 January 2019


Meeting with Sustainable Cities Network of Arizona
Location: Estrella (Sheraton Hotel )

9:00 AM-12:00 PM: Thursday, 10 January 2019


Exhibit Hall (Thurs)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

9:30 AM-10:30 AM: Thursday, 10 January 2019


Exhibit Hall Breakfast
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

10:00 AM-10:30 AM: Thursday, 10 January 2019


Meet President Roger M. Wakimoto (Thurs)
Location: Hall 5-6 (Phoenix Convention Center - West and North Buildings)

10:30 AM-12:00 PM: Thursday, 10 January 2019

Recording files available
Session 10
Aerosol–Cloud-Radiation Interactions and Impacts on Weather/Climate—Part II
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Jun Wang, Univ. of Iowa; Zhibo Zhang, Univ. of Maryland, Baltimore County; Shaima L. Nasiri, DOE; Shuhua Chen, Univ. of California, Davis; Terry Nathan, Univ. of California, Davis
10:45 AM
10.2
Simulations and Analysis of Aerosol–Cloud–Radiation Interactions over East China
Xiaoyan Ma, Nanjing Univ. of Information Science and Technology, Nanjing, China

11:00 AM
10.3
Research Highlights of the "Dynamics–Aerosol–Chemistry–Cloud Interactions (DACCIWA)” project in West Africa
Andreas H. Fink, Karlsruhe Institute of Technology, Karlsruhe, Germany; and P. Knippertz
11:30 AM
10.5
Real-Time Aerosol Forecast Evaluation Using the UKMO's Unified Model with the Coupled Large-Scale Aerosol Simulator for Studies in Climate Scheme
Christian S. Wohlwend, Northrop Grumman Mission Systems, Offutt AFB, NE; and B. J. Wickard, J. R. McCormick, and T. E. Nobis
11:45 AM
10.6
Aerosol Impact on Subseasonal to Seasonal Prediction Using FIM-Chem-iHYCOM Coupled Model
Shan Sun, CIRES/Univ. of Colorado Boulder and NOAA/ESRL, Boulder, CO; and S. A. McKeen, G. A. Grell, and L. Zhang

12:00 PM-1:30 PM: Thursday, 10 January 2019


Lunch Break (Thurs)

12:45 PM-1:05 PM: Thursday, 10 January 2019


Daily Weather Briefings (Thurs)
Location: North 132ABC (Phoenix Convention Center - West and North Buildings)

1:00 PM-4:00 PM: Thursday, 10 January 2019


Excursion

1:30 PM-2:30 PM: Thursday, 10 January 2019


Walter Orr Robert Lecture

1:30 PM-3:00 PM: Thursday, 10 January 2019


Session 11
Ice Nucleating Particles and Cold Clouds—Part I
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Ottmar Möhler, Karlsruhe Institute of Technology; Eric Jensen, NASA Langley Research Center; Bernd Kärcher, NASA
1:30 PM
11.1
2:00 PM
11.2
The Impact of Synoptic Variability and Aviation Soot Emissions on Contrail Cirrus Radiative Forcing
Ulrike Burkhardt, DLR, Wessling, Germany; and A. Bier and L. Bock

2:15 PM
11.3
Evaluation of the Ice Nucleating Abilities of Various Aerosol Types through a Combination of Satellite Data and Cloud-Resolving Modeling
Bin Zhao, Univ. of California, Los Angeles, Los Angeles, CA; and Y. Wang, Y. Gu, K. N. Liou, and J. Jiang

2:30 PM
11.4
New Insights into the Ice Nucleation By Volcanic Ash Particles in Mixed-Phase Clouds
Nsikanabasi Silas Umo, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany; and R. Ullrich, E. Maters, K. Höhler, I. Steinke, R. Wagner, P. G. Weidler, H. Saathoff, G. Hoshyaripour, B. J. Murray, D. Dingwell, T. Leisner, and O. Möhler

2:45 PM
11.5
The Portable Ice Nucleation Experiment (PINE): A New Instrument for Semiautonomous Measurements of Atmospheric Ice Nucleating Particles
Larissa Lacher, Karlsruhe Institut of Technology, Karlsruhe, Germany; and F. Vogel, J. Nadolny, M. Adams, B. J. Murray, C. Boffo, T. Pfeuffer, and O. Möhler

3:00 PM-3:30 PM: Thursday, 10 January 2019


PM Coffee Break (Thurs)
Location: Meeting room foyers (Phoenix Convention Center - West and North Buildings)

3:30 PM-5:00 PM: Thursday, 10 January 2019

Recording files available
Session 12
Ice Nucleating Particles and Cold Clouds—Part II
Location: North 223 (Phoenix Convention Center - West and North Buildings)
Host: 11th Symposium on Aerosol–Cloud–Climate Interactions
Cochairs: Ottmar Möhler, Karlsruhe Institute of Technology; Eric Jensen, NASA Langley Research Center; Bernd Kärcher, NASA
3:30 PM
12.1
Ice Nucleating Particles and Their Impacts on Clouds over the Southern Oceans (Invited Presentation)
Paul J. DeMott, Colorado State Univ., Fort Collins, CO; and K. A. Moore, C. S. McCluskey, A. M. Rauker, T. C. J. Hill, E. J. T. Levin, C. H. Twohy, D. W. Toohey, B. Rainwater, J. L. Stith, G. M. McFarquhar, R. Marchand, C. S. Bretherton, R. Wood, S. P. Alexander, A. Protat, A. Gettelman, Y. Huang, S. T. Siems, R. Humphries, J. Ward, M. Keywood, J. Mace, and S. M. Kreidenweis
4:00 PM
12.2
The Sensitivity of the INP Number from Different Mineral Species to Fundamental Dust Properties in a Global Model
Jan P. Perlwitz, Climate, Aerosol, and Pollution Research, LLC, Bronx, NY; and D. A. Knopf

4:15 PM
12.3
Diverse Springtime Variability in Ice Nucleating Particle Properties and Sources in an Alaskan Arctic Oil-Field Location
Nadia Kathryn Colombi, NOAA, Phoenix, AZ; and J. E. Ceniceros, T. Aydell Sr., J. M. Creamean, and G. de Boer
4:30 PM
12.4
Testing the Efficiency of Various Halophilic Archaea as Ice Nucleating Particles
Julio E. Ceniceros, Univ. of Texas at El Paso/NCASM, El Paso, TX; and J. M. Creamean, M. Rhodes, and L. Newman
4:45 PM
12.5
First Aerosol Filter—Based Ice Nucleating Particle Measurements in Hyytiälä during the Transition Period from Winter to Summer 2018
Ottmar Möhler, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany; and J. Kaufmann, K. Höhler, B. Bertozzi, L. Lacher, T. Leisner, T. Schorr, N. Umo, F. Vogel, P. J. DeMott, T. C. J. Hill, M. Adams, A. Harrison, G. Porter, B. J. Murray, Z. Brasseur, J. Duplissy, and T. Petäjä

5:00 PM-5:30 PM: Thursday, 10 January 2019


99th AMS Annual Meeting Adjourns