Agenda CFMIP/EUCLIPSE meeting,
Hotel Zuiderduin, Egmond aan Zee,
8-11th July 2014
(Subject to revision - Last Updated 3 July 2014)
Tuesday 8th July - EUCLIPSE (All welcome)
8:00 Registration and sign up for BBQ, welcome coffee.
9:00 Welcome, introduction and logistics (Pier Siebesma).
Work Package Update & Evaluation (15 minutes plus 10 minutes discussion).
9:10 WP1 George Tselioudis.
9:35 WP2 Sandrine Bony.
10:00 WP3 Stephan de Roode.
10:25 WP4 Bjorn Stevens.
10:50 WP0 Pier Siebesma.
11:00 Coffee
Invited oral presentations.
11:30 Evaluation of clouds simulated by the LMDZ5 GCM using A-train satellite observations
(CALIPSO-PARASOL-CERES). Dimitra Konsta (AA, LMD/IPSL)
11:45 Clouds over West Africa within EUCLIPSE: process-based studies and evaluation of
models Françoise Guichard (CNRM). presented by Dominique Bouniol
12:00 Steady-state stratocumulus in present day and future climate.
Johan J. van der Dussen (TUD)
12:15 Evaluation of low-clouds climate feedback through SCM equilibrium states.
Sara Dal Gesso (KNMI)
12:30 Discussion & Questions
13:00 Lunch
Overview and Summary of the EUCLIPSE Project.
14:00 Evaluation & Understanding of Cloud-Circulation Couplings.
Sandrine Bony (LMD/IPSL, CNRS).
14:30 Questions & Discussions
14:45 Physical Understanding of how cloud processes respond and feedback on climate change.
Pier Siebesma (KNMI).
15:15 Question & Discussions
15:30 Coffee & Tea
16:00 Guidance to Parameterization Improvements of cloud related processes.
Björn Stevens( MPI-M)
16:30 Questions and Discussions
16:45 Future Plans
17:45 Close, Pier Siebesma
Wednesday 9th July - CFMIP/EUCLIPSE
8:30 Registration and sign up for BBQ
9:00 CFMIP Update. Mark Webb (MO)
Submitted oral presentations (15 minutes including 2 minutes questions).
Cloud feedbacks, adjustments and climate sensitivity
9:15 The strength of the tropical inversion and its response to climate change in 18 CMIP5
Models. Stephen Klein (LLNL)
9:30 Global-mean radiative feedbacks and forcing in atmosphere-only and fully-coupled
climate change experiments. Mark Ringer (MOHC)
9:45 Multi-Parameter Multi-Physics Ensemble (MPMPE): A New Approach Exploring the
Uncertainties of Climate Sensitivity. Hideo Shiogama (NIES)
10:00 Coffee
10:30 Climate sensitivity on an idealized land planet. Tobias Becker (MPI-M)
10:45 Tropical Low-clouds in CMIP5 models : How vertical distribution are linked to climate
sensitivity? Florent Brient (ETH)
11:00 Cloud feedback parameters derived from NICAM AMIP-like simulations.
C. Kodama (JAMSTEC)
11:15 The non-linear dependence of radiative feedbacks on global temperature change.
Timothy Andrews (MOHC)
11:30 Discussion
12:00 Lunch & Posters
Posters
• Analysis of cloud feedbacks in the coupled superparameterized climate model SP-CCSM4. Christopher Bretherton (UW)
• Vertical profile analysis of cloud feedbacks in MRI-CGCM3. Hideaki Kawai (MRI)
• Cloud Responses to Global Warming Simulated by Two Different Cloud Microphysical Schemes Implemented in a Nonhydrostatic ICosahedral Atmospheric Model (NICAM.). Ying-Wen Chen (JAMSTEC)
• Examining the relative role of shallow and deep convection in the response of low cloud cover to warming SST. Jessica Vial (LMD/IPSL)
• Using temporal variability to constrain tropical low-cloud feedbacks. Florent Brient (ETH)
• Inter-model spread in hydrological sensitivity is small. Dagmar Popke (MPI-M)
• Extreme precipitation and heat/cold statistics for the prescribed present vs. RCP8.5 derived SSTs in simulations using the T85 SP-CAM. Marat Khairoutdinov (Stonybrook University)
• Assessment of clouds and radiation within MJO disturbances in observations and CMIP5/CFMIP2 climate models. Romain Roehrig (CNRM)
Oral presentations
14:00 Impact of a shallow convection parameterization to the cloud feedback in MIROC5. Tomoo Ogura (NIES)
14:15 Observed Changes in Cloud Cover from MISR and MODIS over the Past Decade.
Roger Marchand (UW)
14:30 The Selected Process On/Off Klimate Intercomparison Experiment (SPOOKIE).
Mark Webb (MOHC)
14:45 Understanding Stratocumulus Cloud Regime Biases and Responses in Climate Models to
Constrain Cloud Radiative Response Uncertainties. Yoko Tsushima (MOHC)
15:00 Factors controlling shortwave cloud feedbacks in Multi-Parameter Multi-Physics Ensemble
(MPMPE). Youichi Kamae (NIES)
15:15 Coffee
Cloud circulation coupling
15:45 Do jet shifts matter for 21st century Southern Ocean cloud-climate feedbacks?
Jennifer E. Kay (U. Colorado)
16:00 Poleward shift of clouds, their radiative effects, and the role of midlatitude storms and
the Hadley circulation. George Tselioudis (NASA/GISS)
16:15 Cloud radiation feedback essential for Madden-Julian Oscillation. Traute Crueger (MPI-M)
16:30 Self-aggregation of convection in a GCM run in radiative convective equilibrium (RCE)
configuration. David Coppin (LMD/IPSL)
16:45 The Role of Non-Convective Condensation Processes in Response of Shortwave Cloud
Radiative Forcing to El Niño Warming. Lijuan Li (LASG)
17:00 Discussion
17:30 Close
Thursday 10th July - CFMIP/EUCLIPSE
Submitted oral presentations (15 minutes including 2 minutes questions)
Precipitation in a changing climate
9:00 Robust increase of the equatorial Pacific rainfall and its variability in a warmed climate.
M. Watanabe (AORI)
9:15 The cloud radiative effect on the atmospheric energy budget and global mean
precipitation. F. Hugo Lambert (U. Exeter)
9:30 Understanding regional uncertainty in CMIP5 tropical precipitation projections.
Rob Chadwick (MOHC)
9:45 Increases in organised tropical convection as a driver of rainfall trends - how the rich
get richer. Christian Jakob (Monash University)
10:00 Interpreting inter-model spread in regional precipitation projections.
Boutheina Oueslati (LMD/IPSL)
10:15 Discussion
10:30 Coffee
Process oriented model climate model evaluation using observations and fine scale models
11:00 The Assessment of Climate Models using Numerical Weather Prediction.
Mark J. Rodwell (ECMWF)
11:15 The behavior of trade-wind cloud amount and its large-scale controls in observations, the
ECMWF model and high frequency output from CMIP5 models. Louise Nuijens (MPI-M)
11:30 The representation of stratocumulus clouds and its impact on the anthropogenic aerosol
effect. David Neubauer
11:45 The diurnal cycle of wind and convection over the tropical Pacific Ocean.
Brian Medeiros (NCAR)
12:00 Is the Transpose-AMIP approach useful for improving the CNRM model?
Romain Roehrig
12:15 Discussion
12:30 Lunch & Posters
Posters
• Improvements in global cloud-system resolving simulations by using a double-moment bulk cloud microphysics scheme. Tatsuya Seiki (JAMSTEC)
• Coupling between convection and large-scale circulation. Tobias Becker (MPI-M)
• The impact of cloud size-distribution on entrainment and detrainment rates in an LES of shallow convection. Philip Austin (CCCMA)
• Cloud Biases in CMIP5 using MISR, ISCCP, and COSP Simulators. B. Hillman (UW). Presented by Roger Marchand (UW).
• Evaluation of global cloud distributions in the present climate simulated by MRI-CGCM3 using COSP Tsuyoshi Koshiro (MRI)
• The New Microphysic Cloud Scheme Implemented in RegCM4. Rita Nogherotto (ICTP)
• Controlling entrainment in the smoke cloud using level set-based front tracking.Eckhard Dietze (Brandenburg Univ. of Technology)
Oral presentations
14:30 On the possible role of cloud heterogeneity to explain the discrepancy between the
observed and simulated relationship between cloud reflectance and cloud fraction for an
ensemble of CMIP5 models. Jean-Louis Dufresne (LMD/IPSL)
14:45 On the relation between albedo, cloud fraction and aerosol optical depth in climate
models and satellite observations. Frida Bender (MISU)
15:00 Reasons for (and consequences of) the summer mid-latitude warm bias over land in
CMIP5 models. Hervé Douville (CNRM)
15:15 Evaluation and Improvement of Clouds Simulated by the Global Nonhydrostatic Model
NICAM and Satellite Data. Masaki Satoh (AORI)
15:30 Coffee
16:00 Wrapping up LES Phase 2 of CGILS. Christopher Bretherton (Univ. Washington)
16:15 Large eddy simulation of mid-latitude continental shallow cumulus. Yunyan Zhang (LLNL)
16:30 Responses of subtropical marine stratocumulus cloud to perturbed lower atmospheres.
Akira T. Noda (JAMSTEC)
16:45 Airmass transformations and clouds in the Arctic. Gunilla Svensson (MISU)
17:00 The EUCLIPSE model intercomparison study on stratocumulus equilibria: first phase
results. Sara Dal Gesso (KNMI).
17:15 Discussion
17:45 Close
Friday 11th July - CFMIP/EUCLIPSE
(Invited talks)
WCRP Grand Challenge on Clouds, Circulation and Climate Sensitivity
9:00 WCRP Grand Challenge on Clouds, Circulation and Climate Sensitivity.
Björn Stevens (MPI-M)
9:10 Four questions for the Grand Challenge and related themes.
Sandrine Bony (LMD/IPSL, CNRS)
9:30 Discussion of Grand Challenge questions and themes
10.15 Coffee
Links between the Grand Challenge, CFMIP and related projects
10.:45 Links between Palaeoclimate and Future climate. Pascale Braconnot (LSCI-IPSL)
11:00 The GEWEX Process Evaluation Study PROES. Christian Jakob (Monash Univ.)
11:15 IMPULSE Project. Pier Siebesma (KNMI)
11:30 RFMIP. Robert Pincus (by Skype). (Univ. of Colorado)
11:45 Links with GASS. Steve Klein (LNLL)
12:00 Discussion
12:45 Lunch
13:45 The Structure of the CMIP6 experimental design. Björn Stevens (MPI-M)
14:00 COSP in CMIP6/CFMIP-3 . Alejandro Bodas-Salcedo (MO)
14:15 Overview of proposed CFMIP-3/CMIP6 experimental design. Mark Webb (MO)
14:45 Discussion
15:30 Coffee
16:00 Concluding discussion
16:30 Meeting Close
3-7-2014