Session 1 | 
|   | Shear and Convectively Driven Boundary Layers | 
|   | Chair: Jordi Vila-Guerau de Arellano, Wageningen University, Wageningen Netherlands 
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 | 1:30 PM | 1.1 | Secondary instability of Ekman layer rolls      Thomas Dubos, IPSL / Laboratoire de Météorologie Dynamique, Palaiseau, France; and C. Barthlott, C. Fesquet, and P. J. Drobinski | 
 | 1:45 PM | 1.2 | Turbulence anisotropy carried by streaks in the neutral atmospheric surface layer      Thomas Dubos, Laboratoire de Météorologie Dynamique, Palaiseau, France; and P. Drobinski and P. Carlotti | 
 | 2:00 PM | 1.3 | Turbulence spectra above the surface friction layer in a convective boundary layer      K. G. McNaughton, University of Edinburgh, Edinburgh, Scotland, United Kingdom; and R. Clement and J. B. Moncrieff | 
 | 2:15 PM | 1.4 | The spectral dynamics of TKE and scalar variance in clear convective and cloud topped boundary layers    Harm J.J. Jonker, Delft University of Technology, Delft, Netherlands | 
 | 2:30 PM | 1.5 | Doppler lidar measurements of vertical velocity spectra, length scales, and coherence in the convective planetary boundary layer      Donald H. Lenschow, NCAR, Boulder, CO; and M. Lothon and S. D. Mayor | 
 | 2:45 PM | 1.6 | The Exchange of Carbon Dioxide between the Atmospheric Boundary Layer and the Free Atmosphere: Observational and LES Study      Monica Górska, Wageningen University, Wageningen, Netherlands; and J. Vilà-Guerau de Arellano and M. A. LeMone | 
 | 3:00 PM |  | Coffee Break   
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 | 3:30 PM | 1.7 | On the entrainment law at the top of the convectively-driven atmospheric boundary layer      Charles Chemel, CNRS/UJF/INPG, Grenoble, France; and C. Staquet and J. P. Chollet | 
 |   | 1.8 | Observations of boundary layer structures from CSIP    Lindsay Joanne Bennett, University of Leeds, Leeds, United Kingdom; and A. M. Blyth | 
 | 3:45 PM | 1.8A | Wildfire evolution in the convective boundary layer (Formerly P5.1)      Ruiyu Sun, Univ. of Utah, Salt Lake City, UT; and S. K. Krueger, M. A. Zulauf, M. A. Jenkins, and J. J. Charney | 
 |   | 1.9 | Boundary layer features influencing convection inititiation on 12 June 2002 during IHOP_2002    Tammy M. Weckwerth, NCAR, Boulder, CO; and H. V. Murphey, C. Flamant, and C. R. Pettet | 
 | 4:00 PM |  | Presentation 1.9A moved. New Poster Presentation P4.4A   
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 | 4:01 PM | 1.9B | An Evaluation of Boundary-Layer Characteristics Predicted by MM5 (Formerly Poster P4.4)    Larry K. Berg, PNNL, Richland, WA; and S. Zhong | 
 | 4:15 PM | 1.10 | Mechanisms responsible for complex structure in a convective boundary layer      Jeffrey M. Freedman, Atmospheric Information Services, Albany, NY; and D. R. Fitzjarrald, R. K. Sakai, and M. J. Czikowsky | 
 | 4:30 PM | 1.11 | Airborne measurements in the early-morning shallow convective boundary layer      Jens Bange, Technical University Braunschweig, Braunschweig, Germany; and T. Spieß | 
 | 4:45 PM | 1.12 | Internal gravity waves during the morning transition of the Atmospheric Boundary Layer: observations and laboratory experiments     Nicolas Arnault, École Polytechnique/CNRS, Palaiseau, France; and J. M. Chomaz and P. H. Flamant | 
 | 5:00 PM | 1.13 | Aircraft observations of marine boundary layer structure in the Monterey Bay      John Kalogiros, National Observatory of Athens, Athens, Greece; and Q. Wang, S. R. Ramp, G. Buzorius, and H. H. Jonsson | 
 | 5:15 PM | 1.14 | Examining the nesting-LES capability using the WRF model    Chin-Hoh Moeng, NCAR, Boulder, CO; and J. Dudhia and J. Klemp |