Find the EGU on

Tag your tweets with #EGU18

Orals OS5.2/AS1.20

OS5.2/AS1.20

Internal Gravity Waves (co-organized)
Convener: Bruno Ribstein  | Co-Conveners: Ulrich Achatz , Alvaro de la Camara , Riwal Plougonven , Chantal Staquet 
Orals
 / Wed, 11 Apr, 08:30–12:00  / 13:30–15:00  / Room N1
Posters
 / Attendance Wed, 11 Apr, 17:30–19:00  / Hall X4

Wednesday, 11 April 2018
Room N1
Chairperson: Alvaro de la Camara
Observational works on atmospheric gravity waves

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
Modeling works on atmospheric gravity waves

Coffee break
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
Oceans, geophysical fluid dynamics and internal gravity waves

Lunch break
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