CFMIP/GCSS/EUCLIPSE
Meeting on Cloud Processes and Climate Feedbacks,
The Met
Office,
6th-10th June, 2011.
Monday 6th June – Understanding,
evaluating and improving the representation of clouds and
cloud feedbacks in global models
Last updated 1st June
Please note that oral
slots include 5 minutes for questions.
Monday 6th June
9:00 Registration (Reception) and Coffee (
Monday
Morning Plenary (
9:30 Opening and
welcome – practical
issues (Mark Webb/Adrian Lock, Met Office)
9:40 CFMIP
within the context of CMIP5 and AR5. Sandrine Bony (LMD/IPSL)
10:00 GCSS
Overview. Jon Petch (Met Office)
10:20 EUCLIPSE
Overview. Pier Siebesma (KNMI)
10:40 Coffee (
11:10 Evaluating
Southern Ocean clouds and radiation biases - New techniques and results.
Christian Jakob
(
11:30 Reconciling
GCM-simulated and satellite-observed views of clouds: MODIS, ISCCP and
the
applicability of instrument simulators.
Robert Pincus (
11:50 Cloud,
radiation, and precipitation changes with midlatitude storm strength and
frequency
and
the resulting climate feedbacks in observations and models.
George
Tselioudis (
12:10 Poster
introductions
12:30 Lunch (
Monday 6th June Posters
Masakazu
Yoshimori (Univ of
Jui-Lin Li
(JPL/CalTech)
Stephen A.
Klein (PCMDI/LLNL)
Shin-ichi Iga (RIKEN)
Great
Plains. Yunyan Zhang (PCMDI)
Cyril
Morcrette (Met Office)
variability
in the CanAM4. Patrick Taylor (NASA
Feedbacks. De-Zheng Sun (NOAA)
Monday
Afternoon Plenary (
14:00 Can
estimates of climate variations during the satellite observation periode be
used to
contrains
cloud feedbacks under global warming? Yoko
14:20 Response
of upper clouds in global warming experiments obtained using a global non-
hydrostatic
model with explicit cloud processes. Masaki
Satoh (Univ. of Tokyo/JAMSTEC)
14:40 Transient
cloud changes and reversibility in idealized climate change scenarios.
Mark Ringer (Met
Office).
15:00 CMIP
Low Cloud Feedback Interpreted Through a Mixed-Layer Model.
Peter Caldwell
(PCMDI/LLNL)
15:20 Climate feedbacks
in idealized radiative-convective equilibrium simulations with
tropical cyclones.
Marat Khairoutdinov (Stony
15:40 Coffee (
16:10 Hazy
aquaplanet experiments with CAM5. Brian Medeiros (NCAR)
16:30 Fast
and slow timescales in the tropical low-cloud response to increasing CO2
in
two
climate models. Masahiro Watanabe (AORI)
16:50 Forcing,
feedbacks and equilibrium climate sensitivity of the CMIP5 models.
Timothy Andrews
(Met Office)
17:10 Rapid
cloud adjustments, cloud feedbacks and large-scale forcings. Mark Webb (Met
Office)
17:30 Discussion
18:00 Drinks and canapé
reception. (Ground Floor ‘The Street’)
19:30 Coaches provided
back to central
Tuesday 7th June – AM Understanding,
evaluating and improving the representation of
clouds and cloud feedbacks in global
models - continued
Tuesday
Morning Plenary (
09:00 Clouds
and climate sensitivity in two recently released versions of the Community
Atmosphere
Model (CAM). J.E. Kay (NCAR)
9:20 Physics
Parameter Ensemble of MIROC5 AOGCM.
Tomoo Ogura on behalf
of Hideo Shiogama (NIES)
9:40 Diagnosing
cloud feedbacks using nonlinear radiative kernels. Ben Sanderson (NCAR)
10:00 Cloud
feedbacks relevant to the tropospheric energy budget.
F. Hugo Lambert (
10:20 A
methodology to analyze the response of clouds and precipitation to climate
change
simulated
by climate models. Sandrine Bony (LMD/IPSL)
10:40 Coffee (
11:10 Analysis
of mechanisms controlling tropical low cloud feedback in IPSLCM5a model.
Florent Brient (LMD)
11:30 Present-day
biases and future changes in intra-seasonal variability of European
temperatures:
a multi-model analysis from CMIP5 and CFMIP2. J. Cattiaux,
(MeteoFrance)
11:50 A
Novel Technique for Computing and Partitioning Cloud Feedbacks. Mark
Zelinka, (PCMDI)
12:10 Poster introductions
12:30 Lunch (
Posters
Tuesday 7th June
Deck
Regions and the Rest of the Subtropics and Tropics, Kuan-Man Xu (NASA Langley)
developed
at LMD on atmospheric research observatories. F. Cheruy (LMD)
resolving
model. Yoko
observational
analysis and evaluation of climate models.
Romain
Roehrig and Sandrine Bony (LMD/IPSL)
Hervé Douville (CNRM)
Tokuta
Yokohata (National Institute for Environmental Studies)
Xin Qu
(UCLA)
Chris
Bretherton and Chris Jones (
Tuesday
Afternoon Plenary (
14:00 GEWEX
Cloud Assessment: a review Claudia
Stubenrauch (CNRS/IPSL)
14:20 Atmosphere
feedbacks during ENSO in CGCMs. Eric
Guilyardi (IPSL/NCAS)
14:40 Transpose-AMIP.
15:00 Progress
using initial tendency and short-range forecast error methodologies.
Mark Rodwell,
Daniel Klocke (ECMWF)
15:20 Evaluation
of the IPSL climate model in weather-forecast mode.
Solange Fermepin,
Sandrine Bony, Laurent Fairhead and Jean-Yves Grandpeix. (LMD/IPSL)
15:40 Coffee (
16:10 Evaluation
of two cloud parametrization schemes using ARM and Cloud-Net observations.
Cyril
Morcrette (Met Office)
16:30 Synthesis
of ground-based atmospheric measurements from three European observatories:
their utility for climate model evaluation in
the framework of the EUCLIPSE project.
Martial Haeffelin for
M. Chiriaco (CNRS/IPSL)
16:50 Simulation
of cloud radiative forcing over land with ARPEGE: the case of West Africa.
Françoise
Guichard (CNRS)
17:10 Discussion
Wednesday 8th June – AM ASTEX and
composite transition cases
Wednesday
Morning Plenary (
9:00 ASTEX
and Composite cases : introduction.
9:20 ASTEX
LES results.
9.50 Composite
LES results.
10:20 Coffee (
10:50 ASTEX
and Composite SCM results. Roel
Neggers (KNMI)
11:50 Discussion of
Lagrangian cases, where next, etc
12:20 Poster introductions
12:30 Lunch and Posters (Ground Floor ‘The Street’ )
Wednesday 8th
June Posters:
Isabelle
Beau (Meteo-France)
turbulence
scheme.
Grant Firl (CSU)
Joao
Teixeira (JPL)
in the
stratocumulus to cumulus transition regions.
Johannes Karlsson (
How
do we ensure a fair comparison? Richard Forbes
(ECMWF)
Hideaki
Kawai (JMA)
cumulus
clouds. Philip Austin (UBC)
Anning Cheng (NASA
Steve Krueger
(Univ of Utah)
Chris Bretherton (Univ of
Wednesday 8th June – PM Using COSP to evaluate clouds in global
models
(Parallel session
14:00 ISCCP
Simulator Developments: Application in Models and Evaluation with
Ground-based
Data. Stephen A. Klein
(PCMDI/LLNL)
14:20 Multi-model
analysis of clouds by using satellite simulators
A.
Bodas-Salcedo (Met Office)
14:40 A
glance at compensating errors between low-level cloud fraction and cloud optical
properties
using CALIPSO and CloudSat satellite retrievals. Christine
Nam (LMD)
15:00 Using
COSP to evaluate clouds in the CanAM4 and CanESM2.
Philip Austin (UBC)
for Jason N.S. Cole (Env
15:20 Coffee &
Posters (Ground Floor ‘The Street’ )
15:50 An
Assessment of Cloud Properties Simulated by NICAM Using ISCCP, CALIPSO
and
CloudSat Satellite Simulators. C. Kodama (JAMSTEC)
16:10 A
process oriented description of oceanic clouds derived from A-train
observation,
for
climate model evaluation.
Helene
16:30 Exploring
the southern ocean short-wave anomaly using an across scales approach.
Paul Field (Met
Office)
16:50 MISR,
ISCCP and MODIS simulators: current results and plans for AR5.
Roger Marchand (
17:10 Discussion
Wednesday 8th June – PM GCSS Boundary Layer Cloud General Science
Talks (Parallel session Conf 1)
14:00 Cloud-Aerosol
Interactions in Boundary-Layer Clouds: Perspectives from Macrophysics
based
on Multi-Variate Probability Distribution Functions with Dynamics. Leo
Donner (GFDL)
14:20 MLM
results of stratocumulus equilibrium.
14:40 Decoupling
of the boundary layer preceding the breaking up of the stratocumulus cloud
deck
in DALES.
15:00 A
climatology of boundary layer height using remote sensing observations
Joao P A Martins (
15:20 Coffee &
Posters (Ground Floor ‘The Street’ )
15:50 Assessing
the role of dynamics-microphysics-radiation interactions in maintenance of
Arctic
mixed-phase boundary layer clouds using ISDAC-based simulations.
Mikhail Ovchinnikov (PNNL)
16:10 Humidity
structure in the subtropics from observations and reanalysis. Louise
Nuijens (MPI)
16:30 Computations
of the moist entropy for Stratocumulus and Cumulus from observations and
simulations. Pascal Marquet
(Meteo-France)
16:50 Steady-State Large-Eddy Simulations to study
the Stratocumulus to Shallow-Cumulus
Cloud
Transition.
17:10 Discussion
Thursday 9th June – AM CGILS SCM/LES
cloud feedback intercomparison case
Thursday
Morning Plenary (
9:00 CGILS:
Introduction and LES intercomparison results. Peter Blossey (UofW)
10:00 Sensitivity
of the IPSL climate change low cloud feedback to physical
Parameterizations
using the CGILS framework.
Florent Brient (LMD/IPSL)
10:20 Met
Office SCM results from CGILS: a positive feedback driven by evaporatively
driven
cloud-top
entrainment? Adrian
Lock (Met Office)
10:40 Coffee (
11:10 Steady-state
solutions of clouds topped boundary layer in a perturbed climate
Sara Dal Gesso (KNMI)
11:30 A
new (positive) cloud feedback. Bjorn Stevens (MPI)
11:50 What
have we learnt from CGILS? Minghua Zhang (Stony Brook University)
12:20 Discussion of
future CGILS activities
1:00 Lunch (no posters
this day) (
Thursday 9th June – PM Radiation intercomparison
Thursday
Afternoon Plenary (
14:00 EUCLIPSE
radiation intercomparison study for stratocumulus. S. Dal Gesso (KNMI)
14:30 Discussion of
radiation intercomparison
14:45 Update on GPCI and Sc-to-Cu CPT.
15:00 Coffee (
15:30 CFMIP/EUCLIPSE
Next Steps discussion
COSP Issues
CFMIP-2 data availability
Coordination of CFMIP-2 analysis?
16:30 CFMIP/GCSS meeting
close
17:00 Joint
CFMIP/EUCLIPSE/GCSS Committee meeting (by invitation) (Room C2/1+2)
Friday 10th June - AM EUCLIPSE summaries, practical issues and next steps
Friday
Morning Plenary (
9:00 EUCLIPSE
project information, Pier Siebesma
9:00 WP1
George Tselioudis
9:30 WP2
Sandrine Bony
10:00 Coffee (
10:30 WP3 Stephan De
Roode
11:00 WP4 Bjorn Stevens
11:30 General discussion
12:00 EUCLIPSE Meeting
close
12:00 Lunch (