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CCSM Atmospheric Model Working Group (AMWG) Meeting

Main Seminar Room, NCAR Mesa Lab, 29 –31 January 2007


Monday Morning, January 29

8:30 – 9:00 Coffee
Update and progress of CAM development research
9:00 – 9:25 Rasch, Phil (NCAR)
Welcome, Status of CAM3 development, and meeting plan
9:25 – 9:50 Bretherton, Chris (Univ. of Washington)
Update on the global performance of the UW moist turbulence and shallow convection schemes in CAM
9:50 – 10:15 Ghan, Steve (Pacific Northwest Laboratory)
Aerosol Indirect Effects in CAM and MIRAGE
10:15 – 10:45 Break
10:45 – 11:10 Gettelman, Andrew (NCAR), Hugh Morrison (NCAR), Steve Ghan (PNL)
Double Moment Microphysics with Aerosol Interactions in CAM
11:10 – 11:35 Richter, Jadwiga (NCAR) and Rich Neale (NCAR)
Impact of modifications of convection schemes on CAM3 and CCSM3 simulations
11:35– 12:00 Wu, Xiaoqing (Iowa State University)
Improved Climate Simulations with Modified Convection Scheme: What's next?
12:00 – 13:30 Lunch


Monday Afternoon, January 29

Evaluation of CAM3 and CCSM using new candidate convection schemes
13:30 – 14:00 Neale, Rich (NCAR)
Overview of CAM and CCSM results with three configurations
14:00 – 14:25 Williamson, Dave (NCAR)
Sensitivity in forecasts of candidate convection schemes at SGP
14:25 – 14:50 Hannay, Cecile (NCAR)
Sensitivity to the PBL and convection schemes in forecasts with CAM along the Pacific Cross-section
14:50 – 15:15 Klein, Steve (LLNL), (by D. Williamson (NCAR))
Assessment of candidate convection schemes with short-range forecasts for TOGA-COARE
15:15 – 15:30 Coffee
15:30 – 16:40 AMWG Discussions and Q&A session on convection schemes
Research with CAM3
16:40 – 17:05 Field, Paul (NCAR)
CAM3 composite cyclone simulations
17:05 – 17:30 Jackson, Charles (Univ. Texas at Austin)
Systematic Error Reduction on CAM3.1 Sensitivity to CO2 Forcing using physical ensembles
17:30 Adjourn
Understanding of systematic model biases in CAM3


Tuesday Morning, January 30

8:30 – 9:00 Coffee
9:00 – 9:25 Zhang, Minghua (Stony Brook Univ.), Phil Rasch (NCAR), Leo Donner (GFDL)
Tropical biases in the CAM3
9:25 – 9:50 Capps, Scott and Charles Zender (UC Irvine)
Comparing CAM3 surface winds with observed 10-m surface winds (NASA's Seawinds 2000-2005)
9:50 – 10:15 Grotjahn, Richard (UC Davis)
Forcing fields derived from Arctic surface biases in CAM3
10:15 – 10:45 Break
10:45 – 11:10 Vavrus, Steve (Univ. of Wisconsin)
Polar cloud biases
11:10 – 11:35 Park, Sungsu (Univ. of Washington)
Polar cloud biases in CAM
11:35 – 12:00 Lin, Jialin (NOAA CERES)
Understanding the Tropical Biases in GCMs: Double-ITCZ, ENSO, MJO and Convectively Coupled Equatorial Waves in AR4 models
12:00 – 1:30 Lunch


Tuesday Afternoon, January 30

13:30 – 13:55 de Szoeke, Simon (Univ. of Hawaii)
Comparison of the eastern tropical Pacific simulations in the IPCC AR4 coupled models
13:55 – 14:20 Liu, Ping (Univ. of Hawaii)
Sensitivity of MJO to the CAPE lapse time in the NCAR CAM3
14:20 – 14:45 Chen, Jack (NCAR)
Reducing a longstanding temperature bias in CAM using isentropic coordinates
14:45 – 15:10 Mitchell, David (Desert Research Institute)
Testing New Parameterizations for Ice Particle Mass, Fall Velocity and Size Distribution in the CAM
15:10 – 15:30 Coffee
15:30 – 16:30 Bacmeister, Julio (NASA GSFC)
Examining the relationship between tropical precipitation and convergence in AGCM simulations
16:30 – 17:30 AMWG Discussions
17:30 Adjourn
Dynamical Core and Other CAM Studies


Wednesday Morning, January 31

8:30 – 9:00 Coffee
9:00 – 9:25 Williamson, Dave (NCAR),
Equivalent finite volume and spectral transform resolutions in CAM3
9:25 – 9:50 Bala, Govindasamy (LLNL)
High resolution Finite Volume CAM3 and CCSM3 simulations
9:50 – 10:15 Abiodun, Babatunde Joseph (Iowa State Univ.)
Implementation of Grid Adaptation in CAM3: Comparison of dynamic cores, animation in .mov format
10:15 – 10:30 Break
10:30 – 10:55 Anderson, Jeffrey and Kevin Reader (NCAR)
Using the DART-CAM Data Assimilation System to Diagnose Systematic Short-Term Forecast Error in CAM
10:55 – 11:05 Drake, John (ORNL)
Update on the SciDAC project
11:05 – 12:00 Rasch, Phil, Leo Donner, Minghua Zhang
Programmatic issues and planning of the next configuration
12:00 Adjourn


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Last updated: 04/16/07 EAD