Orals AS1.15
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AS1.15 Dynamical coupling between the stratosphere and the troposphere |
| Convener: Thomas Reichler | Co-Conveners: Bo Christiansen , Seok-Woo Son |
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Wednesday, 30 April 2014 Room B15 Chairperson: Reichler |
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Stratospheric Sudden Warmings and Tropospheric Impacts
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| 13:30–13:45 |
EGU2014-5031
Dynamics of 2009 Stratospheric Major Warming and its Impact on Composition of Stratosphere Mengchu Tao, Paul Konopka, Felix Ploeger, Yi Liu, Jens-Uwe Grooß, and Rolf Müller |
| 13:45–14:00 |
EGU2014-10118
Potential Impacts of Stratospheric Observations on Weather Forecasts Christopher Lee, Andrew Charlton-Perez, and R Giles Harrison |
| 14:00–14:15 |
EGU2014-1650
| presentation
Assessing predictability over the North Atlantic / Europe arising from stratosphere - troposphere coupling in a seasonal prediction system Daniela Domeisen, Amy Butler, Kristina Fröhlich, Wolfgang Müller, and Johanna Baehr |
| 14:15–14:30 |
EGU2014-479
Differing tropospheric responses to stratospheric vortex splits and displacements in a global circulation model Amee O'Callaghan, Manoj Joshi, David Stevens, and Daniel Mitchell |
| 14:30–14:45 |
EGU2014-13378
The surface impact of stratospheric sudden warmings in a 1000 year control simulation: sensitivity to event definition and type Amanda Maycock |
| 14:45–15:00 |
EGU2014-1311
The Effect of Tropospheric Jet Latitude on Rossby Wave Breaking and on Coupling between the Stratospheric Polar Vortex and the Troposphere Chaim Garfinkel, Darryn Waugh, and Edwin Gerber |
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Coffee Break
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Tropospheric Waves and Stratospheric Impacts
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| 15:30–15:45 |
EGU2014-4399
Standing wave contributions to the linear interference effect in stratosphere-troposphere coupling Oliver Watt-Meyer and Paul Kushner |
| 15:45–16:00 |
EGU2014-2617
Sensitivity of the Quasi-Biennial Oscillation to different gravity wave parameterizations in a changing climate Sebastian Schirber, Elisa Manzini, and Thomas Krismer |
| 16:00–16:15 |
EGU2014-13477
Idealized Simulations of the Quasi-Biennial Oscillation and Sudden Stratospheric Warmings with an Ensemble of Dry GCM Dynamical Cores Christiane Jablonowski and Weiye Yao |
| 16:15–16:30 |
EGU2014-4985
Kelvin and Rossby gravity wave packets in the lower stratosphere of CMIP5 models Francois Lott, Sebastien Denvil, Neal Butchart, Chiara Cagnazzo, Marco Giorgetta, Steven Hardiman, Elisa Manzini, Thomas Krismer, Jean-Philippe Duvel, Pauline Maury, John Scinocca, Shingo Watanabe, and Seiji Yukimoto |
| 16:30–16:45 |
EGU2014-8071
Wave-meanflow interactions forcing the Quasi-Biennial Oscillation Thomas Krismer and Marco Giorgetta |
| 16:45–17:00 |
EGU2014-10434
Impact of planetary wave reflection on blocking formation and cold spells over Eurasia in December 2012 Kunihiko Kodera, Hitoshi Mukougawa, and Manabu Ueda |