Orals OS5.2/AS1.20
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OS5.2/AS1.20 Internal Gravity Waves (co-organized) |
| Convener: Bruno Ribstein | Co-Conveners: Ulrich Achatz , Alvaro de la Camara , Riwal Plougonven , Chantal Staquet |
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Wednesday, 11 April 2018 Room N1 Chairperson: Alvaro de la Camara |
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Observational works on atmospheric gravity waves
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| 08:30–08:45 |
EGU2018-5775
Three years after DEEPWAVE: Lessons learned from ground-based middle-atmosphere lidar observations (solicited) Bernd Kaifler, Natalie Kaifler, Andreas Dörnbrack, Robert Reichert, Markus Rapp, and Stephen D. Eckermann |
| 08:45–09:00 |
EGU2018-9560
Dynamics of large-amplitude mountain waves in the mesosphere due to weak orographic forcing during DEEPWAVE research flight RF22 Dave Fritts, Simon Vosper, Biff Williams, Katrina Bossert, Mike Taylor, Dominique Pautet, Steve Eckermann, Chris Kruse, Ron Smith, Andreas Doernbrack, Markus Rapp, Tyler Mixa, Iain Reid, and Damian Murphy |
| 09:00–09:15 |
EGU2018-2293
3D Measurements of Atmospheric Gravity Waves, in Observations and Reanalyses Corwin Wright, Neil Hindley, Lars Hoffmann, and M Joan Alexander |
| 09:15–09:30 |
EGU2018-14577
A study of the intermittency of momentum fluxes associated with gravity waves in the Antarctic lower stratosphere and troposphere based on the PANSY radar observation Yuichi Minamihara, Kaoru Sato, Masaki Tsutsumi, and Toru Sato |
| 09:30–09:45 |
EGU2018-19572
Gravity Wave Investigations During DEEPWAVE Using An Advanced Mesospheric Mapper Mike Taylor, Pierre-Dominique Pautet, David Fritts, Bernd Kaifler, Yucheng Zhao, Steven Smith, Pattilyn McLaughlin, Stephen Eckermann, Michael McCarthy, Markus Rapp, Ben Liley, and William Rae Pendleton |
| 09:45–10:00 |
EGU2018-17951
Mountain wave trapping on the tropopause inversion layer reveald by idealized numerical simulations and evaluated by mid-latitude radiosonde measurements Sonja Gisinger, Andreas Dörnbrack, and Markus Rapp |
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Modeling works on atmospheric gravity waves
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Coffee break
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| 10:30–10:45 |
EGU2018-11385
Effects of high-impact orographic gravity wave events on extratropical stratospheric circulation and transport (solicited) Laura Holt, Joan Alexander, and Dave Ortland |
| 10:45–11:00 |
EGU2018-5830
Effects of non-orographic gravity wave drag on seasonal and medium-range forecasts in a global forecast model Hyun-Joo Choi |
| 11:00–11:15 |
EGU2018-2850
Effect of gravity waves from small islands in the Southern Ocean on the Southern Hemisphere atmospheric circulation Chaim Garfinkel and Luke Oman |
| 11:15–11:30 |
EGU2018-12898
Gravity waves in the southern polar night jet region: A case study on propagation and origin Cornelia Strube, Peter Preusse, and Bernd Kaifler |
| 11:30–11:45 |
EGU2018-17667
| presentation
Non-Dissipative and Dissipative Momentum Deposition by Mountain Wave Events in Sheared Environments Christopher G. Kruse and Ronald B. Smith |
| 11:45–12:00 |
EGU2018-19341
Stratospheric gravity-waves over South Georgia island: testing a high-resolution dynamical model with new 3D satellite observations and techniques Neil Hindley, Corwin J. Wright, Lars Hoffmann, Simon Vosper, Tracy Moffat-Griffin, John K. Hughes, Nicholas J. Mitchell, and Andrew N. Ross |
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Oceans, geophysical fluid dynamics and internal gravity waves
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Lunch break
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| 13:30–13:45 |
EGU2018-3540
Flows Induced by Internal Gravity Wavepackets of Arbitrary Aspect Ratio Bruce Sutherland and Ton van den Bremer |
| 13:45–14:00 |
EGU2018-16469
Periodicity disruptions in idealized models of the quasi-biennial oscillation Antoine Renaud and Antoine Venaille |
| 14:00–14:15 |
EGU2018-4980
Evolution of small-amplitude gravity wave packets in a non-uniform background Christopher Pütz and Rupert Klein |
| 14:15–14:30 |
EGU2018-17815
Numerical evaluation of energy transfers in GM-like wave spectra Carsten Eden and Dirk Olbers |
| 14:30–14:45 |
EGU2018-14979
Topographic forcing in the internal gravity wave model IDEMIX Friederike Pollmann, Carsten Eden, Dirk Olbers, and Jonas Nycander |
| 14:45–15:00 |
EGU2018-4511
Resolving the horizontal direction of internal tide generation Jonas Nycander, Friederike Pollmann, Carsten Eden, and Dirk Olbers |