A169
Extratropical Large-Scale Atmospheric Circulation Variability I

Monday, 14 December 2020: 19:00-20:00
Virtual
Primary Convener:  Pedram Hassanzadeh, Rice University, Houston, TX, United States
Conveners:  Aditi Sheshadri, Stanford University, Department of Earth System Science, Stanford, CA, United States, Paul J Kushner, University of Toronto, Physics, Toronto, ON, Canada and Ding Ma, Harvard University, Cambridge, MA, United States
Primary Liaison:  Pedram Hassanzadeh, Rice University, Houston, TX, United States
Chairs:  Pedram Hassanzadeh, Rice University, Houston, TX, United States, Paul J Kushner, University of Toronto, Physics, Toronto, ON, Canada and Ding Ma, Columbia University, New York, NY, United States
OSPA Liaison:  Pedram Hassanzadeh, Rice University, Houston, TX, United States
19:00
Emergent Constraints on the Large Scale Atmospheric Circulation and Regional Hydroclimate: Do They Still Work in CMIP6 and How Much Can They Actually Constrain the Future? (Invited) (729189)
Isla Simpson, National Center for Atmospheric Research, Climate and Global Dynamics Laboratory, Boulder, CO, United States, Karen A McKinnon, University of California Los Angeles, Departments of Statistics, Institute of the Environment and Sustainability, Los Angeles, CA, United States, Flavio Lehner, National Center for Atmospheric Research, Boulder, CO, United States; ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, Frances V Davenport, Stanford University, Stanford, CA, United States, Abdullah al Fahad, George Mason University Fairfax, Department of Atmospheric, Oceanic & Earth Sciences, Fairfax, VA, United States, Di Chen, UCLA, Department of Atmospheric and Oceanic Sciences, Los Angeles, United States and Martin Tingley, Los Gatos, California, CA, United States
19:04
Emerging Predictability of Summer North Atlantic Oscillation and the Associated Euro-Atlantic Surface Climate in Recent Decades (666896)
Lei Wang, Fudan University, Department of Atmospheric and Oceanic Sciences & Institute of Atmospheric Sciences, Shanghai, China and Mingfang Ting, Lamont Doherty Earth Observ, Palisades, NY, United States
19:08
How Large-Scale Atmospheric Dynamics Shape Observed Midlatitude Temperature Probability Distributions (673761)
Boer Zhang, Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States, Marianna Katherine Linz, Harvard University, Earth and Planetary Sciences and School of Engineering and Applied Sciences, Cambridge, MA, United States and Gang Chen, University of California Los Angeles, Los Angeles, CA, United States
19:12
Non-Stationarity of Wintertime Atmospheric Circulation Regimes in the Euro-Atlantic Sector (670371)
Swinda Falkena, University of Reading, Department of Mathematics and Statistics, Reading, United Kingdom, Jana de Wiljes, University of Potsdam, Institute of Mathematics, Potsdam, Germany, Antje Weisheimer, European Centre for Medium-Range Weather Forecasts (ECMWF), Reading, United Kingdom and Theodore G Shepherd, University of Reading, Reading, RG6, United Kingdom
19:16
The Dynamics of Cross-EOF Eddy Feedbacks in Propagating Annular Modes (702919)
Sandro W. Lubis and Pedram Hassanzadeh, Rice University, Houston, TX, United States
19:20
The Role of Stratospheric Variability in the Leading Intraseasonal Variability Modes of Surface Air Temperature in Boreal Winter (704959)
Gang Chen1, Xiuyuan Ding1, Lantao Sun2 and Xianan Jiang3, (1)University of California Los Angeles, Department of Atmospheric and Oceanic Sciences, Los Angeles, CA, United States, (2)Colorado State University, Department of Atmospheric Science, Fort Collins, CO, United States, (3)JIFRESSE/UCLA, Pasadena, CA, United States
19:24
The Spring Transition of the North Pacific Jet and its Relation to Deep Stratosphere-to-Troposphere Mass Transport over Western North America (743238)
Melissa Breeden1, Amy H Butler2, John Albers3, Michael Sprenger4 and Andrew O'Neil Langford1, (1)NOAA Earth System Research Laboratory, Boulder, CO, United States, (2)Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO, United States, (3)CIRES CU-Boulder and NOAA ESRL-PSL, Boulder, CO, United States, (4)ETH Zurich, Institute for Atmospheric and Climate Science, Zurich, Switzerland
19:28
Tropospheric eddy feedback to different stratospheric conditions in idealised baroclinic life cycles (677772)
Philip Rupp, Ludwig Maximilians University of Munich, Munich, Germany and Thomas Birner, Ludwig Maximilians University of Munich, Meteorological Institute, Munich, Germany
19:32
Discussion
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