GEWEX Upper Tropospheric Clouds & Convection PROcess Evaluation Study meeting
16 Nov 2015,
Room 2400, Central Tower (Tour Zamansky), Pierre and Marie Curie University, Jussieu, Paris
9:45 – Introduction
9:55 – Feedback hypotheses (Moderator : G. Stephens)
- Radiative balance in the upper troposphere : role of water vapour and clouds, G. Stephens for V. Ramaswamy, NOAA/GFDL, Princeton University, USA.
- Climate/ hydrological sensitivities and IRIS effect, T. Mauritsen, Max Planck Institute for Meteorology, Hamburg, German.
- Thermodynamical interpretation of the impact of convective aggregation on high cloud amount and large-scale circulations, S. Bony, LMD, Paris, France.
10:30 – Ressources (Moderator: C. Stubenrauch)
1) observations: cloud systems and atmospheric environment
- New ISCCP data set, J. Luo for W. B. Rossow, CUNY, New York, USA.
- Mesoscale Convective Systems in the Tropics, R. Roca, LEGOS, France.
- Evolution of anvil properties along tropical deep convection life cycle, R. Roca for D. Bouniol, CNRM, Toulouse, France.
- A multi-geostationnary data set at full space and time resolution to observe high cloud cover in the tropics, G. Sèze, LMD, France.
- Scaling characteristics of observed oceanic rainfall in the tropics, Ch.-K. Teo, Earth Observatory, Singapore.
- Cloud systems in the upper troposphere derived from IR Sounders, S. Protopapadaki & C. Stubenrauch, LMD, France.
2) including the atmospheric flow: Cirrus origin and life cycle
- Lifecycle View of Tropical Deep Convection and Cirrus Clouds, J. Luo, CUNY, New York, USA.
- Transport and mixing in the TTL: Convective sources, B. Legras, LMD, France.
- Effects of gravity waves on tropical cirrus clouds, R. Plougonven, LMD, France.
- Real case study of a tropical tropopause layer cirrus and its impact, A. Podglajen, LMD, France.
3) processes and parameterizations (CRM, GCM)
Small scale process modelling
- Deep Convection and Cirrus Anvils in CRM RCE Simulations, G. Stephens for S. Van Den Heever, Colorado State University, USA.
Large scale development / evaluation of parameterizations
- Use of water isotope observations for evaluation of convective parameterization, C. Risi, LMD, France.
- Representation of precipitation and clouds associated with deep convection in the LMDZ GCM, C. Rio, LMD / CNRM, France.
- High clouds in the LMDZ climate model: overview & future development, J. B. Madeleine, LMD, France.
- Cirrus cloud formation mechanisms in ECHAM-HAM GCM, B. Gasparini, ETHZ, Switzerland
4) Radiative transfer
- Vertically-resolved radiative fluxes from CloudSat-CALIPSO, G. Stephens for T. L’Ecuyer, University of Wisconsin, Madison, USA.
- Some elements on computing radiative heating effects of high-altitude cloud systems, C. Stubenrauch & A. Feofilov, LMD, France
18:30 – End