20th Symposium on Boundary Layers and Turbulence/18th Conference on Air-Sea Interaction

Session 14B: 20th Symposium on Boundary Layers and Turbulence

20th Symposium on Boundary Layers and Turbulence

Program Chairs: Sharon Zhong , Michigan State Univ. ; Wayne M. Angevine , CIRES, University of Colorado, and NOAA/ESRL ; Robert Conzemius , Windlogics, Inc.

- Indicates paper has been withdrawn from meeting

Sunday, 8 July 2012

5:00 PM-7:00 PM: Sunday, 8 July 2012


Registration Opens
Location: Prefunction Area (Westin Copley Place)

Monday, 9 July 2012

7:30 AM-5:30 PM: Monday, 9 July 2012


Registration Opens and Continues through the Hours of the Conference
Location: Prefunction Area (Westin Copley Place)

8:45 AM-10:00 AM: Monday, 9 July 2012

Recording files available
Joint Session 1
Coastal and Marine Boundary Layers I
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 18th Conference on Air-Sea Interaction; and the 20th Symposium on Boundary Layers and Turbulence )
Chair: Anna Rutgersson, Uppsala University
CoChair: R. Justin Small, NCAR

Papers:
  8:45 AM
Welcoming Remarks

  9:15 AM
Multiscale Dynamics of the Tropical Marine Boundary Layer and its Effect on Cloudiness Over the Equatorial Pacific
Ian Faloona, Univ. of California , Davis, CA; and S. A. Conley, D. Lenschow, and A. R. Bandy

  9:30 AM
Influences of surface gravity waves on atmospheric boundary layer structure and fluxes
Erik Nilsson, Uppsala Univ., Uppsala, Sweden; and A. Rutgersson, E. Sahlée, A. S. Smedman, and P. P. Sullivan

 
J1.4
Nonlocal transport due to Langmuir circulation in a coastal ocean

10:00 AM-10:30 AM: Monday, 9 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

10:30 AM-12:00 PM: Monday, 9 July 2012

Recording files available
1
Stable boundary layers: Part I
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Elie Bou-Zeid, Princeton University

Papers:
  10:30 AM
1.1
Grid convergence in a large-eddy simulation of the stable boundary layer
Georgios Matheou, JPL, Pasadena, CA; and D. Chung and J. Teixeira

  11:00 AM
1.3
Large-eddy simulations of the nighttime boundary layer during CASES-99
Bowen Zhou, Univ. of California, Berkeley, CA; and F. K. Chow

  11:15 AM
1.4
Scalar Dispersion in the Weakly Stable Boundary Layer: Effects of Surface Temperature Heterogeneity
Jeffrey C. Weil, Univ. of Colorado, Boulder, CO; and P. P. Sullivan and E. G. Patton

  11:30 AM
1.5
  11:45 AM
1.6
Bulk Richardson Number, surface decoupling and the mixing of passive scalars in the nocturnal stable boundary layer over land
Alastair G. Williams, Australian Nuclear Science and Technology Organisation, Sydney, NSW, Australia; and S. Chambers, A. D. Griffiths, and W. Zahorowski

Recording files available
Joint Session 2
Coastal and Marine Boundary Layers II
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 18th Conference on Air-Sea Interaction; and the 20th Symposium on Boundary Layers and Turbulence )
Chair: George S. Young, Penn State

Papers:
  10:30 AM
A study on the low-elevation clouds over the Southern Ocean with A-Train observation and WRF simulations
Yi Huang, Monash University, Monash UNI, VIC, Australia; and S. T. Siems, M. J. Manton, A. Protat, and J. Delanoë

  10:45 AM
Offshore propagation of coastal precipitation
Yanping Li, Colorado State University and NCAR, Boulder, CO; and R. E. Carbone

  11:00 AM
Coupled COAMPS/NCOM Simulations and GOTEX Aircraft Measurements of Gap Outflow Events
Heather Hornick, NPS, Monterey, CA; and Q. Wang, X. Hong, and S. Wang

  11:15 AM
Atmospheric Ekman dynamics above an SST front
Thomas J. Kilpatrick, University of Hawaii, Honolulu, HI; and N. Schneider and B. Qiu

  11:30 AM
Diurnal and annual cycle of the coastline wind profile and the internal boundary layer height in the Alcântara Launch Center
Edson Marciotto, Institute of Aeronautics and Space, São José dos Campos, São Paulo, Brazil; and G. Fisch

  11:45 AM
Differences in the structure and evolution of the atmospheric boundary layer over coastal and inland stations
Araveti Sandeep Sr., NATIONAL ATMOSPHERIC RESEARCH LABARATORY, TIRUPATI, AE, India; and T. N. Rao Sr.

12:00 PM-1:30 PM: Monday, 9 July 2012


Lunch Break

1:30 PM-3:00 PM: Monday, 9 July 2012

Recording files available
2
Stable Boundary Layers: Part II
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Jordi Vilà, Wageningen University

Papers:
  1:30 PM
2.1
Nocturnal boundary layer controls on minimum temperature variability
Otávio C. Acevedo, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil; and A. Battisti, B. V. Brum, L. O. Santos, and F. D. Costa

  2:00 PM
2.3
The nocturnal boundary layer over the playa in Utah's West Desert
Eric R. Pardyjak, Univ. of Utah, Salt Lake City, UT; and R. Stoll, C. Higgins, and H. Holmes

  2:15 PM
2.4
The Onset of the Very Stable Boundary Layer
Bas Van de Wiel, Eindhoven Technical University, Eindhoven, Netherlands; and A. Moene, H. J. J. Jonker, P. Baas, S. Basu, J. Sun, and A. A. M. Holtslag

  2:30 PM
2.5
Atmospheric Waves and Turbulent Intermittency in Stable Boundary Layers During CASES99
Jielun Sun, NCAR, Boulder, CO; and C. J. Nappo, L. Mahrt, and J. Sun

  2:45 PM
2.6
Radiation Fog Case Study: Observational Analysis and WRF Modeling
Carlos Román-Cascón, University Complutense of Madrid (UCM), Madrid, Spain, Spain; and C. Yagüe, M. Sastre, and G. Maqueda

Recording files available
Joint Session 3
Coastal and Marine Boundary Layers III
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 18th Conference on Air-Sea Interaction; and the 20th Symposium on Boundary Layers and Turbulence )
Chair: James Edson, University of Connecticut

Papers:
  1:30 PM
Air-sea interaction features in the Pacific and in the Baltic Sea - an intercomparison study
Ulf Högström, Uppsala University, Uppsala, Sweden; and A. S. Smedman, A. Rutgersson, E. Sahlée, and E. Nilsson

  1:45 PM
  2:00 PM
Improvement of the GEOS-5 AGCM upon updating the Air-Sea Roughness Parameterization
Chaim I. Garfinkel, Johns Hopkins Univ., Baltimore, MD; and A. M. Molod, L. D. Oman, and I. S. Song

 
J3.4
The Summer Atmospheric Boundary Layer in a Fjord in Svalbard

  2:15 PM
Mesoscale Spatial Variability & COAMPS Evaluation Using Measurements from a Tower Network
Qing Wang, Naval Postgraduate School, Monterey, CA; and M. S. Peng, M. A. Ellis, and S. Wang

  2:30 PM
Modeling Wind Response to Fine-Scale SST Gradients
S. P. de Szoeke, Oregon State University, Corvallis, OR; and N. Perlin and D. B. Chelton

  2:45 PM
Low layer wind shear over Dakar
Cheikh Sadibou Sow, ASECNA, Dakar-Yoff, Senegal, Senegal

3:00 PM-3:30 PM: Monday, 9 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

3:30 PM-5:00 PM: Monday, 9 July 2012

Recording files available
3A
Boundary Layer Parameterizations in Models at All Scales: Part I
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: John M. Edwards, Met Office

Papers:
  3:30 PM
  4:00 PM
Multiscale Large Eddy Simulations of a convective offshore boundary layer: towards a mesoscale-LES coupling
Domingo Muñoz-Esparza Sr., von Karman Institute for Fluid Dynamics, Rhode-St-Genèse, Brussels, Belgium; and C. García-Sanchez, B. Canadillas, and J. van Beeck

Recording files available
3B
Stable Boundary Layers: Part III
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Albert A.M. Holtslag, Wageningen University and Research Centre

Papers:
  3:30 PM
Towards the fourth GEWEX atmospheric boundary layer model intercomparison study (GABLS4): exploration of very stable conditions over an Antarctic ice shelf
Timo Vihma, Finnish Meteorological Institute, Helsinki, Finland; and T. Kilpeläinen, L. Rontu, P. S. Anderson, A. Orr, T. Phillips, K. Finkele, J. S. Rodrigo, A. A. M. Holtslag, and G. Svensson

  3:45 PM
A preliminary study of the interaction between the snow surface layer and the boundary layer at Dome C (Antarctic plateau)
Eric Bazile, CNRM/GAME Météo-France/CNRS, Toulouse, France; and O. Traulle, H. Barral, and C. Genthon

  4:00 PM
Unraveling the Role of Turbulent Mixing, Surface Coupling and Radiation in a Polar Stable Boundary Layer
H. A. M. Sterk, Wageningen University, Wageningen, Netherlands; and G. J. Steeneveld and A. A. M. Holtslag

  4:15 PM
Parameterization issues of the turbulent exchange over snow and ice: from scalar roughness lengths to temperature-humidity correlation and similarity
Xiaofeng Guo, 1. Institute of Atmospheric Physics, Chinese Academy of Sciences (CAS); 2. ITP-CAS, Beijing, China; and K. Yang, W. Yang, S. Li, and L. Zhao

  4:30 PM
The Critical Richardson Number and Limit of Applicability of Monin-Obukhov Similarity Theory in the Stable Atmospheric Boundary Layer
Andrey A. Grachev, CIRES, University of Colorado, and NOAA/ESRL, Boulder, Colorado; and E. L. Andreas, C. W. Fairall, P. S. Guest, and P. O. G. Persson

  4:45 PM
Is the nocturnal atmospheric boundary layer chaotic?
Felipe D. Costa, Universidade Federal do Pampa, Alegrete, Brazil; and O. C. Acevedo and B. Blasius

5:30 PM-7:00 PM: Monday, 9 July 2012


Joint Poster Session
Joint Posters
Location: Staffordshire (Westin Copley Place)
Sponsors: (Joint between the 20th Symposium on Boundary Layers and Turbulence; and the 18th Conference on Air-Sea Interaction )
Chair: Leslie M. Hartten, CIRES/Univ. of Colorado and NOAA/ESRL/Physical Sciences Division

Papers:
 
1
 
2
Estimating the energy released from a mesoscale oceanic eddy to the atmosphere from in situ vertical profiles of scalars
Otávio C. Acevedo, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil; and D. A. Arsego, R. B. Souza, and L. P. Pezzi

 
3
LES results of the EUCLIPSE Lagrangian stratocumulus to shallow cumulus transition cases
Stephan R. de Roode, Delft University of Technology, Delft, Netherlands; and I. Sandu, J. van der Dussen, A. S. Ackerman, P. N. Blossey, A. Lock, A. P. Siebesma, and B. Stevens

Manuscript (310.9 kB)

 
4
 
5
COAMPS Marine Planetary Boundary Layer Validation Study

 
6
Boundary-layer drifting balloons for chemistry-dynamics studies in the Mediterranean region
Pierre Durand, Laboratoire d'Aérologie, University of Toulouse, CNRS, France, Toulouse, France; and J. L. Attié, C. Basdevant, F. Bernard, F. Dulac, F. Gheusi, F. Lohou, M. Lothon, M. Mallet, J. B. Renard, and N. Verdier

Manuscript (1.5 MB)

Poster PDF (2.7 MB)

 
7
The aspects of the ABL during the onset of the rainy season in southeast Brazil
Gilberto Fisch, Institute of Aeronautics and Space, São José dos Campos, São Paulo, Brazil; and L. Machado

 
8
Observational study on the characteristics of sea-land breezes in South Korea
Geun-Hoi Kim, Korea Meteorological Administration, Seoul, South Korea; and Y. S. Park, T. H. Kwon, and Y. J. Choi

 
9
Global Distribution and Seasonal Variability of Low-Level Coastal Jets derived from ERA-Interim Reanalysis

 
10
Low-level climatological wind fields over the La Plata River region of South America synthesized with a mesoscale boundary-layer numerical model
Guillermo Jorge Berri, Servicio Meteorologico Nacional, Buenos Aires, Argentina; and G. Muller and L. Sraibman

Poster PDF (592.2 kB)

 
11
Using Multiple Instruments to Better Understand Wind Profiler Observations of the Stratocumulus-Topped Marine Boundary Layer
Leslie M. Hartten, CIRES/Univ. of Colorado and NOAA/ESRL/Physical Sciences Division, Boulder, CO; and A. J. Piña, J. Lujan, P. E. Johnston, and L. Bianco

Poster PDF (18.5 MB)

 
12
Mesoscale Spatial Variability and COAMPS Evaluation Using Measurements from a Tower Network
Qing Wang, Naval Postgraduate School, Monterey, CA; and M. Peng, M. A. Ellis, and S. Wang

 
13
High Resolution Urban Air Quality Modeling with an Immersed Boundary Method in WRF
David J. Wiersema, University of California, Berkeley, Berkeley, CA; and K. A. Lundquist, P. T. Martien, T. Rivard, and F. K. Chow

Poster PDF (18.6 MB)

5:30 PM-7:30 PM: Monday, 9 July 2012


Poster Session
Boundary Layers and Turbulence Posters
Location: Staffordshire (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Leslie M. Hartten, CIRES/Univ. of Colorado and NOAA/ESRL/Physical Sciences Division

Papers:
 
Monitoring atmospheric turbulence with the ATOMMS active sounding system

 
14
Detection of turbulence aloft by infrasonic wind noise measurements on the ground
Jericho Cain, The University of Mississippi, Lafayette, MS

Poster PDF (296.1 kB)

 
15
Low atmosphere flow at the Alcântara Space Center
Luiz E. Medeiros, Institute of Aeronautics and Space, São José dos Campos, São Paulo, Brazil; and G. Fisch

Poster PDF (6.2 MB)

 
16
Observation of energy fluxes near a river in South Korea
Young-San Park, Korea Meteorological Administration, Seoul, South Korea; and K. Kahng, T. H. Kwon, M. Kim, and Y. J. Choi

 
17
Large Wind Farm Wake Impacts: Estimates from Turbine Data, Meteorological Tower Data, and WRF Model Runs
Robert Conzemius, Windlogics, Inc., Grand Rapids, MN; and L. M. Sheridan, J. L. Eastman, and D. A. Moon

 
18
Boundary-layer structure of fronts observed in Helsinki, Finland
Victoria A. Sinclair, University of Helsinki, Helsinki, Uusimaa, Finland

 
19
Combining Lidar and Radon-222 to Measure Mixing Height
Alan D. Griffiths, Australian Nuclear Science and Technology Organisation, Sydney, NSW, Australia; and A. G. Williams, S. D. Chambers, S. D. Parkes, and M. F. McCabe

Poster PDF (4.0 MB)

 
20
Modelling of the Diurnal Cycle in the Lower Atmosphere over Land: a Joint Evaluation of Four Contrasted Regimes
Fleur Couvreux Sr., Météo France, Toulouse, France; and A. Gounou, F. Guichard, and D. Bouniol

 
21
Boundary Layer Processes before the Initiation of Convection over Land in Semi-Arid Conditions analysed in Large-Eddy Simulations
Fleur Couvreux Sr., Météo France, Toulouse, France; and F. Guichard, M. Lothon, G. Canut, and D. Westra

 
22
Initiation of deep convection during the early -monsoon sahelian convective boundary layer: an observational study
Cheikh Dione, Cheikh Anta Diop University, Campistrous, France; and M. Lothon, B. Campistron, F. Couvreux Sr., F. Guichard, D. Badiane, and S. M. Sall

Manuscript (4.0 MB)

Poster PDF (2.7 MB)

 
23
Role of residual layer and large-scale phenomena on the evolution of the boundary layer
Estel Blay, BarcelonaTech (UPC), Castelldefels, Spain; and D. Pino, J. Vilà, A. van de Boer, O. de Coster, I. Faloona, O. Garrouste, O. K. Hartogensis, M. Jonassen, D. Legain, F. Lohou, M. Lothon, H. Pietersen, C. Román-Cascón, J. Reuder, F. Said, M. Sastre, O. Traulle, and C. Yagüe

Poster PDF (6.1 MB)

 
24
Large eddy simulations of boundary layer turbulence during late afternoon transition
Clara Darbieu, Laboratoire d'Aerologie, University of Toulouse, CNRS, France, Campistrous, France; and F. Lohou, F. Couvreux Sr., M. Lothon, P. Durand, F. Guichard, and E. G. Patton

Manuscript (274.5 kB)

Poster PDF (511.3 kB)

 
25
Turbulent kinetic energy decay in the late afternoon over heterogeneous surface
Clara Darbieu, Laboratoire d'Aerologie, University of Toulouse, CNRS, France, Campistrous, France; and F. Lohou, M. Lothon, D. Alexander, G. Canut, O. de Coster, S. Derrien, C. Dione, P. Durand, D. Legain, E. Pardyjak, H. Pietersen, B. Piguet, E. Pique, and O. Traullé

Manuscript (1.3 MB)

Poster PDF (1.1 MB)

 
26
Statistical and Synoptically Study of Dense Fog Event in Rasht Airport
Foroozan Arkian, Islamic Azad Univ. North Tehran Branch, Tehran, Iran; and T. Saberi

 
27
Air-ice interaction on the Larsen Ice Shelf during a westerly foehn event across the Antarctic Peninsula
Andrew D. Elvidge, University of East Anglia, Norwich, United Kingdom; and I. A. Renfrew

 
28
Wave-like Events detected from Microbarometers Measurements during BLLAST campaign
Carlos Román-Cascón, University Complutense of Madrid (UCM), Madrid, Spain, Spain; and C. Yagüe, M. Sastre, G. Maqueda, J. Reuder, M. Lothon, F. Said, J. Cuxart, D. Martinez, and F. Molinos

Manuscript (1.3 MB)

Poster PDF (1.7 MB)

 
29
Towards a climatology of orographic induced wave drag in the stable boundary layer over real terrain
Michal Adam Kleczek, Wageningen University, Wageningen, Netherlands; and G. J. Steeneveld, C. J. Nappo, and A. A. M. Holtslag

Poster PDF (966.3 kB)

 
30
Coherent Structures in Weakly Stable Boundary Layers: Results from Fine Mesh LES

 
31
Low-level jets and shear-sheltering theory: experimental results from Oklahoma, USA

 
32
Gravity Waves Within and Above a Subalpine Forest in Complex Terrain
Sean P. Burns, NCAR, Boulder, CO; and J. Sun, S. P. Oncley, D. H. Lenschow, and P. D. Blanken

 
33
Lidar observations of fine-scale atmospheric gravity waves in the nocturnal boundary layer above an orchard canopy
Tyson N. Randall, California State University Chico, Chico, CA; and E. R. Jachens and S. D. Mayor

http://phys.csuchico.edu/lidar

Manuscript (2.2 MB)

Poster PDF (8.1 MB)

 
35
Similarity Formulation for the Transport Terms of the Turbulent Kinetic Energy Budget Equation
Franciano S. Puhales, Instituto Federal Farroupilha - Campus Júlio de Castilhos, Júlio de Castilhos, Rio Grande do Su, Brazil; and G. A. Degrazia, U. Rizza, and O. C. Acevedo

 
38
On the Sensitivity of Wind and Temperature in the PBL and Roughness Sub-Layer to Canopy and Fire Properties
Michael T. Kiefer, Michigan State University, East Lansing, MI; and W. E. Heilman, S. Zhong, J. J. Charney, and X. Bian

Poster PDF (3.8 MB)

 
Poster 39 has been moved. New paper number is 4.3A.

 
Poster 40 has been moved. New paper number is 4.1A.

 
41
Evaluation of entrainment velocity from a First-order model and a Zero-order model with Large-eddy simulations and observations
Guylaine Canut, University of Leeds, Leeds, United Kingdom; and F. Couvreux Sr., M. Lothon, D. Pino, and F. Saïd

Poster PDF (880.7 kB)

 
42
Simple Solutions to Equilibrium Cumulus Regimes in the Convective Boundary Layer
Jerôme Schalkwijk, Delft University of Technology, Delft, Netherlands; and H. J. J. Jonker and A. P. Siebesma

Manuscript (312.2 kB)

Poster PDF (1.2 MB)

 
43
Recent changes to the PBL scheme in GEM
Jocelyn Mailhot, EC, Dorval, QC, Canada; and A. Zadra and R. McTaggart-Cowan

 
45
Assessment of a coupled momentum and passive scalar flux subgrid-scale turbulence model for large-eddy simulation of flow in the planetary boundary layer
Rica Mae Enriquez, Stanford University, Stanford, CA; and R. L. Street and F. L. Ludwig

http://www.stanford.edu/~ricae/

Manuscript (2.6 MB)

Poster PDF (5.5 MB)

 
46
Evaluation of subgrid-scale models in large-eddy simulation of flow past a two-dimensional block
Wai-Chi Cheng, École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland; and F. Porté-Agel

 
47
Model Responses to Sub−Filter Scale (SFS) Topographic Information
Patrick Hawbecker, Texas Tech University, Lubbock, TX; and S. Kang, B. Kosovic, and T. Hopson

 
48
Comparison between single column model simulations to observations taken at a very stable site
Moacir Schmengler, Universidade Federal de Santa Maria, Santa Maria, Brazil; and F. D. Costa and O. C. Acevedo

 
50
High-Resolution Simulation of Observed Downburst Events
Jeff Craft, North Carolina State University, Raleigh, NC; and S. Basu

 
51
Wind-tunnel Experiments of Scalar Transport in Aligned and Staggered Wind Farms
Wei Zhang, University of Minnesota, Minneapolis, MN; and C. D. Markfort and F. Porté-Agel

 
52
Large-eddy simulation of the neutral planetary boundary layer with a capping inversion over a very large wind farm
Mahdi Abkar, École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland; and F. Porté-Agel

 
53
Wind Turbine Wakes and Wind Farm Performance: a Wind Tunnel Study
Giacomo Valerio Iungo, EPFL, Lausanne, Switzerland; and J. Coëffé and F. Porté-Agel

 
54
The Modification of Wind Turbine Performance by Statistically-Distinct Atmospheric Regimes
Brian Joseph Vanderwende, Univ. of Colorado, Boulder, CO; and J. K. Lundquist

 
55
On the impact of wind farms on a convective atmospheric boundary layer – a large-eddy simulation study
Hao Lu, University of Minnesota, Minneapolis, MN; and F. Porté-Agel

 
58
KITcube – A Complete Observation System for the Troposphere
Katja Träumner, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany; and N. Kalthoff, U. Corsmeier, A. Wieser, and C. Kottmeier

http://www.imk-tro.kit.edu/english/4635.php

Poster PDF (2.3 MB)

Tuesday, 10 July 2012

7:30 AM-5:30 PM: Tuesday, 10 July 2012


Registration Opens and Continues through the Hours of the Conference
Location: Prefunction Area (Westin Copley Place)

8:30 AM-10:00 AM: Tuesday, 10 July 2012

Recording files available
4
Boundary Layer Processes: Scalar Transport and Dispersion
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Cheryl Klipp, U.S. Army Research Laboratory

Papers:
 
4.1
An Airborne Study of Methane Point Source Dispersion And Mixed Layer Scaling

  8:30 AM
  8:45 AM
4.2
A Large-Eddy Simulation Study of Dispersion of Particles Released within a Plant Canopy
Ying Pan, The Pennsylvania State University, University Park, PA; and M. Chamecki, S. C. Gleicher, and S. A. Isard

 
4.3
Biology Meets Turbulence: Effects of Convective Eddies on Pollen Dispersion and Viability

  9:00 AM
WRF simulations in Urban Environments in Support of Trace Gas Dispersion Modeling
Thomas Nehrkorn, AER, Lexington, MA; and J. Henderson, M. Leidner, M. Mountain, and J. Hegarty

  9:15 AM
4.4
  9:30 AM
4.5
Directly observing boundary layer trajectories in the Eastern Amazon
David R. Fitzjarrald, University at Albany / SUNY, Albany, NY; and P. Voss, J. C. P. Cohen, and L. Machado

  9:45 AM
4.6
Regional Circulations Affecting Local Air Quality During DISCOVER-AQ
Richard Clark, Millersville Univ., Millersville, PA; and L. Blank, M. Charnick, E. Dolinar, P. Falgoust, S. Kacelowicz, G. Mazucca, R. Pauly, C. Prebish, D. K. Martins, R. M. Stauffer, H. S. Halliday, A. M. Thompson, W. Sluis, K. E. Pickering, R. C. Cohen, and A. J. Weinheimer


Joint Session 4
Theoretical and Practical Issues Associated with Multi-scale Simulations
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 20th Symposium on Boundary Layers and Turbulence; and the 18th Conference on Air-Sea Interaction )
Chair: Jeffrey D. Mirocha, LLNL

Papers:
  8:30 AM
Estimating the Higher-Order Turbulence Statistics from LES-Generated Atmospheric Boundary Layer Flow Fields
Christopher G. Nunalee, North Carolina State University, Raleigh, NC; and S. Basu

  8:45 AM
GPU-resident Atmospheric Large Eddy Simulations: Predicting the Weather on Small Scales
Jerôme Schalkwijk, Delft University of Technology, Delft, Netherlands; and H. J. J. Jonker and A. P. Siebesma

  9:00 AM
Large-eddy simulation across a grid refinement interface using explicit filtering and reconstruction
Lauren E. Goodfriend, UC Berkeley, Berkeley, CA; and F. K. Chow, M. Vanella, and E. Balaras

Poster PDF (1.9 MB)

  9:15 AM

10:00 AM-10:30 AM: Tuesday, 10 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

10:30 AM-12:00 PM: Tuesday, 10 July 2012

Recording files available
Joint Session 5
BLT Keynote and Award Presentation
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 20th Symposium on Boundary Layers and Turbulence; and the 18th Conference on Air-Sea Interaction )
Chair: Wayne M. Angevine, CIRES, University of Colorado, and NOAA/ESRL

Papers:
  10:30 AM
Fofonoff award presentation

  10:45 AM
"Turbulence" with Very Weak Winds and Stable Stratification
Larry Mahrt, NorthWest Research Associates, Inc., Corvallis, OR

12:00 PM-1:30 PM: Tuesday, 10 July 2012


Lunch Break

1:30 PM-3:00 PM: Tuesday, 10 July 2012

Recording files available
5A
Boundary Layer Parameterizations of Models at All Scales: Part II
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Branko Kosovic, NCAR

Papers:
  1:30 PM
Coupling the Community Atmosphere Model with a Higher-Order Turbulence Closure
Peter A. Bogenschutz, NCAR, Boulder, CO; and A. Gettelman, H. Morrison, V. E. Larson, D. P. Schannen, N. R. Meyer, and C. Craig

  2:00 PM
Large-eddy simulation of stable ABLs to develop better turbulence closures for climate and weather models
Elie Bou-Zeid, Princeton University, Princeton, NJ; and J. Huang and J. C. Golaz

  2:45 PM
On the Drag and Heat Transfer Coefficients over the Tibetan Plateau
Zhiqiu Gao, Institute of Atmospheric Physics, Beijing, Beiing, China; and Y. Gao

Recording files available
5B
Boundary Layer Processes: Numerical Modeling
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Fleur Couvreux Sr., Météo France

Papers:
  2:30 PM
Evaluation of boundary-layer type in weather forecast models using long-term Doppler lidar observations
Natalie J. Harvey, University of Reading, Reading, Berkshire, United Kingdom; and R. J. Hogan and H. F. Dacre

  2:45 PM
Mesoscale modelling of Low Level Jets in the North Sea
Domingo Muñoz-Esparza Sr., von Karman Institute for Fluid Dynamics, Rhode-St-Genèse, Brussels, Belgium; and B. Canadillas and J. van Beeck

3:00 PM-3:30 PM: Tuesday, 10 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

3:30 PM-5:30 PM: Tuesday, 10 July 2012

Recording files available
6A
Boundary Layer Parameterizations in Models at All Scales: Part III
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: David Pino, BarcelonaTech (UPC)

Papers:
  3:30 PM
Why do Stable Boundary Layer Simulations over Land Sometimes “Crash”?
Sukanta Basu, North Carolina State University, Raleigh, NC; and A. A. M. Holtslag

  3:45 PM
On the similarities of the engineering and atmospheric boundary layers
Guillermo Araya, Texas Tech University, Lubbock, TX; and L. Castillo, A. Ruiz-Columbie, J. Schroeder, and S. Basu

  4:00 PM
Which turbulence in atmospheric models at the kilometric scale ?
Rachel Honnert, Météo France, Toulouse, France; and V. Masson and F. Couvreux

Manuscript (1.2 MB)

  4:15 PM
The Total Energy -- Mass Flux PBL scheme: Behavior in stable and transitional conditions
Wayne M. Angevine, CIRES, University of Colorado, and NOAA/ESRL, Boulder, CO

  4:30 PM
Parametrization of the Reproduction of a Representative Atmospheric Boundary Layer in the Wind Tunnel
Boris Conan, von Karman Institute for Fluid Dynamics, Rhode-Saint-Genèse, Belgium; and J. van Beeck and S. Aubrun

  4:45 PM
An investigation of simulated boundary layer winds in low-level jet cases observed during the Wind Forecast Improvement Project
Joseph B. Olson, CIRES/Univ. of Colorado, Boulder, CO; and J. M. Brown, J. M. Wilczak, R. M. Banta, and Y. Pichugina

  5:00 PM
Evaluation and improvement of the WRF mesoscale model for the stable boundary layer and the representation of the low level jet
Michal Adam Kleczek, Wageningen University, Wageningen, Netherlands; and G. J. Steeneveld and A. A. M. Holtslag

  5:15 PM
Recording files available
6B
Boundary Layer Processes: Observations
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Donald H. Lenschow, NCAR

Papers:
  3:30 PM
A new method to observe one minute interval Water vapor and Carbon-dioxide fluxes using Scintillometry and scalar turbulence measurements
Bram Van Kesteren, Wageningen University, Wageningen, Netherlands; and O. Hartogensis, D. van Dinther, A. Moene, A. Graf, and A. A. M. Holtslag

  3:45 PM
Turbulence measurements with the micro-UAS SUMO - Technical developments and first applications
Joachim Reuder, Geophysical Institute, University of Bergen, Bergen, Norway; and M. O. Jonassen and L. Båserud

  4:00 PM
Characteristics of Coherent Structures in the Atmospheric Surface Layer Obtained by the KIT Dual-Doppler Lidar System
Katja Träumner, Karlsruhe Institute of Technology, Eggenstein-Leopoldshafen, Germany; and C. Stawiarski, C. Knigge, and R. Calhoun

  4:15 PM
Assessment of local thermal heterogeneity of flux sites during the LITFASS-2003-experiment from airborne infrared imagery
Frank Beyrich, German Meteorological Service, Lindenberg, Germany; and J. P. Leps, J. Bange, and Y. Breitenbach

  4:30 PM
An algorithm for denoising and gap filling of sodar wind data based on the statistical learning theory
Velayudhan Praju Kiliyanpilakkil, North Carolina State University, Raleigh, NC, Raleigh, NC; and S. Basu

  4:45 PM
Crosswind from a Single Aperture Scintillometer Using Spectral Techniques
Danielle van Dinther, Wageningen University, Wageningen, Netherlands; and O. K. Hartogensis and A. F. Moene

  5:00 PM
Analysis of Airflow Characteristics above a Small Agricultural Reservoir: An Evaluation of the Potential for Determining Energy Fluxes using Eddy Covariance and Scintillometry
Ryan Patrick McGloin, University of Queensland, Brisbane, Australia; and H. A. McGowan, D. L. David McJannet, F. J. Cook, and S. Burn

  5:15 PM
Stability and turbulence in the atmospheric boundary layer: A comparison of remote sensing and tower observations
Katja Friedrich, University of Colorado, Boulder, CO; and J. K. Lundquist, M. Aitken, E. A. Kalina, and R. F. Marshall

6:00 PM-7:30 PM: Tuesday, 10 July 2012


Poster Session
Second Viewing of BLT Posters (see Monday's program for complete listing of BLT Posters)
Location: Staffordshire (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Leslie M. Hartten, CIRES/Univ. of Colorado and NOAA/ESRL/Physical Sciences Division


Joint Poster Session
Second Viewing of Joint Posters (see Monday's program for complete listing of Joint Posters)
Location: Staffordshire (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Leslie M. Hartten, CIRES/Univ. of Colorado and NOAA/ESRL/Physical Sciences Division

Wednesday, 11 July 2012

7:30 AM-5:00 PM: Wednesday, 11 July 2012


Registration Opens and Continues through the Hours of the Conference
Location: Prefunction Area (Westin Copley Place)

8:30 AM-10:00 AM: Wednesday, 11 July 2012

Recording files available
Joint Session 6
Dynamics of the Madden-Julian Oscillation (DYNAMO) international field campaign: Overview and ASI Keynote Speech
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 18th Conference on Air-Sea Interaction; and the 20th Symposium on Boundary Layers and Turbulence )
Chair: R. Justin Small, NCAR

Papers:
  9:00 AM
The DYNAMO Field Campaign
Chidong Zhang, Univ. of Miami/RSMAS, Miami, FL

  9:15 AM
Multiscale Variability of the Atmospheric Mixed Layer during DYNAMO
Richard H. Johnson, Colorado State University, Fort Collins, CO; and P. E. Ciesielski

  9:30 AM
Measurements of the Atmospheric Boundary Layer and Upper Ocean from the NOAA WP-3D in DYNAMO
Qing Wang, Naval Postgraduate School, Monterey, CA; and D. Khelif, D. P. Trampp, R. C. Cherrett, D. P. Jorgensen, I. T. Sears, and J. Williams

  9:45 AM
Temporal variations of oceanic surface layer and atmospheric profiles in the southern equatorial Indian Ocean during CINDY/DYNAMO
Masaki Katsumata, Japan Agency for Marine-Earth Science and Technology, Yokosuka, Kanagawa, Japan; and K. Yoneyama, A. Seiki, and A. Kurotaki

10:00 AM-10:30 AM: Wednesday, 11 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

10:30 AM-12:00 PM: Wednesday, 11 July 2012

Recording files available
Joint Session 7
Dynamics of the Madden-Julian Oscillation (DYNAMO) international field campaign: Surface processes
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 18th Conference on Air-Sea Interaction; and the 20th Symposium on Boundary Layers and Turbulence )
Chair: Qing Wang, Naval Postgraduate School

Papers:
  10:30 AM
Ship-based Observations of Cloud Surface Radiative Forcing during the Dynamics of the Madden-Julian Oscillation (DYNAMO) Field Program
Christopher W. Fairall, NOAA/ESRL/PSD, Boulder, CO; and S. P. de Szoeke, J. B. Edson, C. J. Zappa, A. Brewer, D. Wolfe, L. Bariteau, and S. Pezoa

  10:45 AM
Breaking Waves, Bubbles, and Mixed Layer Turbulence at the Equator
Jerome A. Smith, SIO/Univ. Of California, La Jolla, CA; and S. T. Nguyen, T. N. Huusen, and R. Pinkel

  11:00 AM
Air-sea Energy Fluxes including Eddy-covariance Fluxes during CINDY/DYNAMO
Osamu Tsukamoto, Okayama University, JAPAN, Okayama, Japan; and H. Ueno and F. Kondo

  11:15 AM
Intraseasonal to convective air-sea fluxes in DYNAMO
S. P. de Szoeke, Oregon State University, Corvallis, OR; and A. W. Brewer, C. W. Fairall, J. B. Edson, J. Marion, and L. Bariteau

  11:30 AM
Relationships among intraseasonal air-sea fluxes, rainfall, and SSTs in the NCEP CFSR and CFSv2 forecast during the DYNAMO period
Wanqiu Wang, NOAA/NWS/NCEP, Camp Springs, MD; and M. P. Hung, S. Weaver, A. Kumar, L. Zhang, and X. Fu

  11:45 AM
Convective outflow and air-sea interaction during DYNAMO: Large-eddy simulation results
Eric Skyllingstad, Oregon State Univ., Corvallis, OR; and S. deSzoeke

12:00 PM-1:30 PM: Wednesday, 11 July 2012


Lunch Break

1:30 PM-3:00 PM: Wednesday, 11 July 2012

Recording files available
7
Boundary Layers Over Complex Terrain
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Rob Stoll, University of Utah

Papers:
  1:30 PM
7.1
Partial Removal of Stable Boundary Layers in an Urbanized Mountain Basin
Neil P. Lareau, University of Utah, Salt Lake City, UT; and J. D. Horel

  1:45 PM
7.2
  2:00 PM
7.3
COLPEX: Cold air pooling in small-scale valleys
Andrew N. Ross, University of Leeds, Leeds, West Yorkshire, United Kingdom; and J. Hughes, S. Vosper, J. Price, B. Jemmett-Smith, and A. Lock

  2:15 PM
7.4
Climatological analysis of simulations of cold air pooling from the COLPEX Campaign
John Hughes, University of Leeds, Leeds, West Yorkshire, United Kingdom; and A. N. Ross, S. Vosper, B. Jemmett-Smith, and A. Lock

  2:30 PM
7.5
Wind sheltering of small lakes by complex terrain
Corey D. Markfort, University of Minnesota, Minneapolis, MN; and E. L. Resseger, W. Zhang, F. Porté-Agel, and H. G. Stefan

www.umn.edu/~mark0340

Manuscript (3.4 MB)

  2:45 PM
7.6
A numerical study of turbulence structure inside a small basin
Marwan Katurji, Michigan State University, East Lansing, MI; and S. Zhong and M. T. Kiefer

Recording files available
Joint Session 8
Dynamics of the Madden-Julian Oscillation (DYNAMO) international field campaign: Sea surface and upper ocean
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 18th Conference on Air-Sea Interaction; and the 20th Symposium on Boundary Layers and Turbulence )
Chair: Jeff Hare, JIMAR, University of Hawaii

Papers:
  1:30 PM
Oceanic Variability during the CINDY/DYNAMO Field Campaign from Satellite Observations
Toshiaki Shinoda, NRL, Stennis Space Center, MS; and T. Jensen, M. Flatau, S. Chen, W. Han, C. Wang, and L. Zamudio

  1:45 PM
Rapid Acceleration of the Wyrtki Jet in the Central Indian Ocean by a Cyclone-Assisted Wind Burst Embedded withn an MJO Event
James N. Moum, College of Earth, Ocean & Atmospheric Sciences, Oregon State University, Corvallis, OR; and W. D. Smyth, J. B. Edson, S. P. DeSzoeke, and C. W. Fairall

  2:00 PM
The development of the diurnal warm layer and the ocean mixed layer during different phases of MJO, as observed by the iRobot Sea Glider
Dariusz B. Baranowski, University of Warsaw, Warsaw, Poland; and M. Flatau, A. Matthews, S. Chen, T. Jensen, and T. Shinoda

  2:30 PM
Controls on SST in the southern tropical Indian Ocean: results from CINDY2011
Kelvin Richards, Univ. of Hawaii at Manoa, Honolulu, HI; and A. Natarov, K. Yoneyama, and M. Katsumata

  2:45 PM
Ocean Skin Temperature Variability during Active and Suppressed Phases of an MJO
Christopher J. Zappa, Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY; and S. Brown, S. S. Chen, D. P. Jorgensen, D. Khelif, and Q. Wang

3:00 PM-3:30 PM: Wednesday, 11 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

3:30 PM-4:45 PM: Wednesday, 11 July 2012

Recording files available
Joint Session 9
Dynamics of the Madden-Julian Oscillation (DYNAMO) international field campaign: Atmospheric boundary layers
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 18th Conference on Air-Sea Interaction; and the 20th Symposium on Boundary Layers and Turbulence )
Chair: Simon DeSzoeke, College of Oceanic & Atmospheric Sciences, Oregon State University

Papers:
  3:45 PM
The Effects of a Small Island on Marine Boundary Layers
Eric L. Daley, NPS, Monterey, CA; and Q. Wang, S. Wang, D. Khelif, S. A. Cohn, W. O. Brown, and J. Wang

  4:00 PM
Coupled Observations and Convectively Induced Air-Sea Interaction in DYNAMO
Shuyi S. Chen, Univ. of Miami/RSMAS, Miami, FL; and B. Kerns, C. Lee, F. Judt, and E. Ryan

  4:15 PM
A wind-partitioning analysis of the role of evaporation and horizontal moisture advection in the onset and evolution of the MJO
Ángel F. Adames, University of Washington, Seattle, WA; and J. Patoux and R. C. Foster

http://www.atmos.washington.edu/~angelf88/research.html

  4:30 PM
Comparison of Model Simulated and Observed Ocean Feedback during Dynamics of the Madden-Julian Oscillation (DYNAMO)
Sue Chen, Naval Research Laboratory, Monterey, CA; and C. Fairall, M. Flatau, T. Jensen, J. Cummings, and T. Shinoda

3:30 PM-5:30 PM: Wednesday, 11 July 2012

Recording files available
8
Boundary Layers in Urban Canopy and Over Heterogeneous Surfaces
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Joseph B. Olson, CIRES/Univ. of Colorado

Papers:
  3:30 PM
8.1
Urban Heat Island: Modeling, Sensing and Mitigation Strategies
Dan Li, Princeton University, Princeton, NJ; and E. Bou-Zeid

  3:45 PM
8.2
Understanding the influence of surface composition and properties on surface fluxes in urban areas
Prathap Ramamurthy, Princeton University, Princeton, NJ; and E. Bou-Zeid, Z. Wang, J. Smith, C. Welty, J. Hom, and N. Saliendra

  4:00 PM
8.3
Green roofs: determinants of thermal performance and impact on the local urban microclimate
Ting Sun, Princeton University, Princeton, NJ; and E. Zerba, E. Bou-Zeid, and G. Ni

  4:15 PM
8.4
Scale interactions in an urban-like boundary layer : a wind tunnel study
Cédric Rivet, LUNAM Université, Ecole Centrale de Nantes, Nantes, France; and L. Perret and J. M. Rosant

Manuscript (3.7 MB)

  4:30 PM
8.5
Virtual flight measurements regarding the mixing state of the convective boundary layer during LITFASS-2003 – An LES study
Matthias Sühring, Institut für Meteorologie und Klimatologie, Leibniz Universität Hannover, Hannover, Germany, Germany; and S. Raasch

  4:45 PM
8.6
Quantification of the effect of surface heterogeneity on scalar variance similarity
Anneke van De Boer, University Bonn, Bonn, Germany; and A. F. Moene, A. Graf, D. Schüttemeyer, and O. K. Hartogensis

  5:00 PM
8.7
A scheme for assessment of quality and uncertainty for long-term eddy-covariance measurements
Clemens Drüe, Universität Trier, Trier, Germany; and M. Mauder, M. Cuntz, A. Graf, C. Rebmann, H. P. Schmid, M. Schmidt, and R. Steinbrecher

  5:15 PM
8.8
Thermal stability effects on the separated flow over a steep 2-D hill
Wei Zhang, University of Minnesota, Minneapolis, MN; and F. Porté-Agel

Thursday, 12 July 2012

7:30 AM-5:00 PM: Thursday, 12 July 2012


Registration Opens and Continues through the Hours of the Conference
Location: Prefunction Area (Westin Copley Place)

8:30 AM-10:00 AM: Thursday, 12 July 2012

Recording files available
9A
Boundary Layer Processes: impact of forcings on dynamics and budgets
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Arnold F. Moene, Wageningen University

Papers:
  8:30 AM
Uncertainties in the CO2 buget associated to boundary layer dynamics and CO2-advection
Jukka-Pekka Kaikkonen, Aalto University, Aalto, Finland; and D. Pino and J. Vilà

  8:45 AM
Eddy-covariance and chamber measured GHG emissions from commercial cornfield
Junming Wang, Tennessee State University, Nashville, TN; and D. Hui, S. Dennis, E. Nwaneri, A. Islam, D. Smart, and C. Stockert

  9:00 AM
Impact of aerosol heat radiation absorption on the dynamics of an atmospheric boundary layer in equilibrium
Eduardo Barbaro, Wageningen University, Wageningen, Netherlands; and J. Vilà, M. C. Krol, and A. A. M. Holtslag

  9:30 AM
The Effect of cloud shadows on coherent structures and secondary circulations in the convective boundary layer over homogeneous and heterogeneous terrain
Sonja Drüke, Institut für Meteorologie und Klimatologie, Leibniz Universität Hannover, Hannover, Germany, Germany; and M. Sühring, B. Maronga, and S. Raasch

  9:45 AM
The effect of surface heatflux heterogeneities on the mixed-layer top entrainment
Florian Herbort, Leibniz Universität Hannover, Hannover, Germany; and B. Maronga, M. Sühring, and S. Raasch

Recording files available
9B
Renewable Energy Applications of Boundary Layer Physics: Part I
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Robert Conzemius, Windlogics, Inc.

Papers:
  8:30 AM
The Wind Forecasting Improvement Project (WFIP): Results from the Southern Study Area
Jeff Freedman, AWS TruePower LLC, Albany, NY; and J. W. Zack, J. Manobianco, J. M. Wilczak, J. L. Schroeder, B. C. Ancell, K. A. Brewster, S. Baku, V. Banunarayanan, and K. Orwig

  8:45 AM
Mesoscale influences of wind farms throughout a diurnal cycle
Anna C. Fitch, Univ. of Bergen, Bergen, Norway; and J. K. Lundquist and J. B. Olson

  9:00 AM
Simulation of Wind turbines in the atmospheric boundary layer
Hamid Sarlak Chivaee, Technical University of Denmark, Lyngby, Denmark; and J. N. Soerensen and R. F. Mikkelsen

  9:15 AM
Evaluating mesoscale WRF configurations for nested mesoscale-LES wind turbine wake simulations: boundary layer performance over cropland
Brian Joseph Vanderwende, Univ. of Colorado, Boulder, CO; and J. K. Lundquist, E. S. Takle, and S. P. Oncley

  9:30 AM
Large-eddy simulation of atmospheric boundary layer flow through wind farms
Fernando Porté-Agel, École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland; and Y. T. Wu

  9:45 AM
A Simulation of Scalar Transport in a Wind Turbine Wake
Scott Waggy, University of Colorado, Boulder, CO; and S. Biringen

10:00 AM-10:30 AM: Thursday, 12 July 2012


Coffee Break

10:30 AM-12:00 PM: Thursday, 12 July 2012

Recording files available
10A
Boundary Layer Processes: Part I
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Sharon Zhong, Michigan State Univ.

Papers:
  10:30 AM
  10:45 AM
Wind Shear and the Southern Ocean Boundary Layer
Luke B. Hande, Monash University, Melbourne, Victoria, Australia; and S. T. Siems, M. J. Manton, and D. Belusic

  11:00 AM
The vertical turbulent structure of the Arctic summer boundary layer during ASCOS
Guylaine Canut, University of Leeds, Leeds, United Kingdom; and I. M. Brooks, M. Shupe, P. O. G. Persson, M. Tjerström, T. Mauritsen, J. Sedlar, C. E. Birch, and B. J. Brooks

  11:15 AM
Forcing Mechanisms of Summertime PBL Depths in the Los Angeles Basin and Central Valley of California
Irina V. Djalalova, NOAA/ESRL/PSD and CIRES/Univ. of Colorado, Boulder, CO; and L. Bianco and J. M. Wilczak

  11:30 AM
Measurements of the Budget of the Subgrid-Scale Stress in Convective Atmospheric Surface Layers
Khuong X. Nguyen, Clemson University, Clemson, SC; and S. P. Oncley, T. W. Horst, P. P. Sullivan, and C. Tong

  11:45 AM
Climatological Variations in the Planetary Boundary Layer over the Continental United States and Europe
Dian J. Seidel, NOAA, Silver Spring, MD; and Y. Zhang, A. Beljaars, J. C. Golaz, A. Jacobson, and B. Medeiros

Recording files available
10B
Renewable Energy Applications of Boundary Layer Physics: Part II
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Robert M. Banta, NOAA/ESRL

Papers:
  10:30 AM
Generating Realistic Inflows for Utility-Scale Wind Turbines
Yao Wang, North Carolina State University, Raleigh, NC; and S. Basu and L. Manuel

  10:45 AM
Dependence of wind turbine wake behavior on atmospheric stability, as measured by long-range Doppler lidar
Julie K. Lundquist, Univ. of Colorado, Boulder, CO; and R. M. Banta, Y. Pichugina, W. A. Brewer, R. J. Alvarez, S. Sandberg, J. Brown, N. D. Kelley, M. Aitken, A. Clifton, and J. D. Mirocha

  11:00 AM
Wind Gusts at Heights of Wind Turbines
Irene E. Suomi, Finnish Meteorological Institute, Helsinki, Finland; and T. Vihma, S. E. Gryning, and C. Fortelius

  11:15 AM
Turbine Inflow Characterization at the National Wind Technology Center
Andrew Clifton, National Renewable Energy Laboratory, Golden, CO; and S. Schreck, G. Scott, and J. K. Lundquist

  11:30 AM
Wind-flow characteristics in the turbine rotor layer of the atmosphere
Robert M. Banta, NOAA/ESRL, Boulder, CO; and Y. Pichugina, W. A. Brewer, and R. M. Hardesty

  11:45 AM

12:00 PM-1:30 PM: Thursday, 12 July 2012


Lunch Break

1:30 PM-3:00 PM: Thursday, 12 July 2012

Recording files available
11
Boundary Layer Clouds: Part I
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Stephan R. de Roode, Delft University of Technology

Papers:
  1:30 PM
Strongly Sheared Stratocumulus Convection: A LES Case Study
Shouping Wang, NRL, Monterey, CA; and X. Zheng and Q. Jiang

  1:45 PM
LES sensitivity experiments of the EUCLIPSE stratocumulus to cumulus transition based on ASTEX
Johan van der Dussen, Delft University of Technology, Delft, Netherlands; and S. R. de Roode and A. P. Siebesma

  2:00 PM
A Large-Eddy Simulation Study of Moist Convection Initiation over Heterogeneous Surface Fluxes
Song−Lak Kang, Texas Tech University, Lubbock, TX; and G. H. Bryan

Poster PDF (5.1 MB) Poster PDF (5.1 MB)

  2:15 PM
Budgets of scalar fluxes for cloudy boundary layers
Rieke Heinze, Institute of Meteorology and Climatology, Leibniz University Hanover, Hannover, Germany; and S. Raasch and D. Mironov

  2:30 PM
A large eddy simulation study of Arctic boundary-layer cloud during ASCOS
Thomas D. Pleavin, Univ. of Leeds, Leeds, United Kingdom; and I. M. Brooks, S. Dobbie, M. Shupe, M. Tjernstrom, P. O. G. Persson, and B. J. Brooks

1:30 PM-3:30 PM: Thursday, 12 July 2012

Recording files available
Joint Session 10
Renewable Energy Applications of Boundary Layer Physics: Part III
Location: Essex South (Westin Copley Place)
Sponsors: (Joint between the 20th Symposium on Boundary Layers and Turbulence; and the 18th Conference on Air-Sea Interaction )
Chair: Julie K. Lundquist, Univ. of Colorado

Papers:
  1:30 PM
  1:45 PM
Wind Resource Assessment over a complex Terrain by Wind Tunnel Modeling, Uncertainty Quantification
Boris Conan, von Karman Institute for Fluid Dynamics, Rhode-Saint-Genèse, Belgium; and J. van Beeck and S. Aubrun

  2:00 PM
Topography effects on the wake and performance of wind turbines: a wind tunnel study
Jean M. Claus, Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland; and F. Porté-Agel

  2:15 PM
Mountain Wave Study at a Wind Farm Site in the Eastern Rocky Mountains
Philippe Beaucage, AWS TruePower LLC, Albany, NY; and J. Freedman, D. Bernadett, and D. Michaud

  2:30 PM
Complex wake merging phenomena in large offshore wind farms
Craig M. Smith, Indiana University, Bloomington, IN; and R. Barthelmie, M. J. Churchfield, and P. J. Moriarty

  2:45 PM
Multiple-LiDAR measurements of wind turbine wakes
Giacomo Valerio Iungo, EPFL, Lausanne, Switzerland; and Y. T. Wu and F. Porté-Agel

3:00 PM-3:30 PM: Thursday, 12 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

3:30 PM-5:30 PM: Thursday, 12 July 2012

Recording files available
12A
Boundary Layer Clouds: Part II
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Chin-Hoh Moeng, NCAR

Papers:
  3:30 PM
Sensitivity of marine boundary layer clouds to idealized climate perturbations: The CGILS LES Intercomparison
Peter N. Blossey, University of Washington, Seattle, WA; and C. S. Bretherton, C. R. Jones, M. Zhang, A. Cheng, S. R. de Roode, S. Endo, T. Heus, Y. Liu, A. Lock, and K. M. Xu

  3:45 PM
Variability of Low-Level Coastal Jet and Marine Stratocumulus Clouds in the Southeast Pacific
Xiaodong Hong, NRL, Monterey, CA; and S. Wang, T. Holt, and L. W. O'Neill

  4:00 PM
Some observational and model evidence for dry soils supporting cumulus onset
Daphne Westra, Wageningen University, Wageningen, Netherlands; and G. J. Steeneveld and A. A. M. Holtslag

  4:15 PM
Land-surface response to shallow cumulus
Fabienne Lohou, Laboratoire d'Aérologie, University of Toulouse, CNRS, France, Toulouse, France; and E. G. Patton

  4:30 PM
Parameterization of the vertical velocity equation for shallow cumulus clouds
Stephan R. de Roode, Delft University of Technology, Delft, Netherlands; and A. P. Siebesma, H. J. J. Jonker, and Y. de Voogd

  4:45 PM
Role of turbulence, radiation, and land surface-atmosphere exchange in modeling radiation fog in the Netherlands
R. J. Ronda, Wageningen University, Wageningen, Netherlands; and G. J. Steeneveld and A. A. M. Holtslag

  5:00 PM
Increasing CO2 suppresses boundary-layer clouds in temperate climates
J. Vilà-Guerau de Arellano, Wageningen University, Wageningen, Netherlands; and C. van Heerwaarden and J. Lelieveld

  5:15 PM
Laser Radar System For the Observation of Boundar Layer Clouds
Suresh Gajula Jr., AER, Vijayawada, India

Recording files available
12B
Boundary Layers in Forest Canopy
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Bas Van de Wiel, Eindhoven Technical University

Papers:
  3:45 PM
Influence of convective instability on canopy and roughness sublayer turbulence
Edward G. Patton, NCAR, Boulder, CO; and R. H. Shaw and J. J. Finnigan

  4:00 PM
LES of a three-dimensionally resolved forest using terrestrial laser scanning data
Fabian Schlegel, Technische Universität Dresden, Dresden, Germany; and J. Stiller

  4:15 PM
Assessment of Wind and Temperature in the Roughness Sub-Layer using ARPS-CANOPY
Michael T. Kiefer, Michigan State University, East Lansing, MI; and S. Zhong, W. E. Heilman, J. J. Charney, and X. Bian

  4:30 PM
Wind Tunnel Analysis of the Joint Adjustment of a Passive Scalar and the Wind Field Across a Forest Edge
Ian N. Harman, CSIRO Marine and Atmospheric Research, Canberra, Australia; and M. Bohm, J. J. Finnigan, B. A. Gardiner, and S. Nulty

  4:45 PM
Turbulence Structures at a Forest Edge
Thomas Foken, University of Bayreuth, Bayreuth, Germany; and A. Serafimovich, J. Hübner, R. Eigenmann, E. Falge, F. X. Meixner, L. Voß, S. Raasch, F. Kanani, A. Held, M. Sörgel, P. Werle, F. Eder, S. Cieslik, H. Liu, B. K. Lamb, M. Y. Leclerc, and H. F. Duarte

  5:15 PM
Long-term statitics of turbulence, winds and pressure fluctuations in a forested environment
April L. Hiscox, University of South Carolina, Columbia, SC; and April L. Hiscox, University of South Carolina, Columbia, SC, M. Rudnicki, H. B. Su, and D. R. Miller

Friday, 13 July 2012

7:30 AM-12:00 PM: Friday, 13 July 2012


Registration Opens and Continues through the Hours of the Conference
Location: Prefunction Area (Westin Copley Place)

8:30 AM-10:00 AM: Friday, 13 July 2012

Recording files available
13A
Boundary Layer Processes: Part II
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Sukanta Basu, North Carolina State University

Papers:
  8:30 AM
A new approach to estimate random errors in turbulence statistics
Marcelo Chamecki, The Pennsylvania State University, University Park, PA; and S. T. Salesky and N. L. Dias

  8:45 AM
Scatter in plots of Monin-Obukhov similarity functions: random errors or missing physics?
Scott Thomas Salesky, The Pennsylvania State University, University Park, PA; and M. Chamecki

  9:00 AM
Turbulence Anisotropy in the Atmospheric Boundary Layer
Cheryl Klipp, U.S. Army Research Laboratory, Adelphi, MD

  9:15 AM
Short-time variability in scalar structure parameters
Miranda Braam, Wageningen University and Research Centre, Wageningen, Netherlands; and A. F. Moene and F. Beyrich

  9:30 AM
Turbulence Structures and Temperature-Humidity Dissimilarity under Local Advection Perturbations
Heping Liu, Washington State University, Pullman, WA; and H. Jiang, Y. Zhang, and T. Foken

Recording files available
13B
Morning and Afternoon Transitional Behavior of the Boundary Layer: Part I
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Marie Lothon, Université de Toulouse, Laboratoire d'Aérologie - CNRS UMR 5560

Papers:
  8:30 AM
A Dynamical System Approach to Mixed Layer Models with Interactive Surface Fluxes
Harm J. J. Jonker, Delft University of Technology, Delft, Netherlands; and J. Schalkwijk

  8:45 AM
Statistical Variability of Dispersion in the Convective Boundary Layer: Ensembles of Simulations and Observations
Jeffrey C. Weil, Univ. of Colorado, Boulder, CO; and P. P. Sullivan, E. G. Patton, and C. H. Moeng

  9:00 AM
Forecasting of the Evening Transition in Light Winds
John M. Edwards, Met Office, Exeter, United Kingdom

  9:15 AM
The response of atmospheric chemistry to dynamical boundary layer processes associated to temporal transitions and surface heterogeneity
H.G. Ouwersloot, Wageningen University, Wageningen, Netherlands; and J. Vilà-Guerau de Arellano, A. C. Nölscher, M. C. Krol, L. N. Ganzeveld, C. Breitenberger, J. Williams, and J. Lelieveld

http://dx.doi.org/10.5194/acpd-12-13619-2012

  9:30 AM
Observation of atmosphere-forest exchange processes at the new TERENO site Wüstebach
Clemens Drüe, Universität Trier, Trier, Germany; and A. Graf, G. Heinemann, and T. Pütz

  9:45 AM
An Attempt to Validate Scintillometer Measurements: The LITFASS-2009 Experiment
Frank Beyrich, German Meteorological Service, Lindenberg, Germany; and J. Bange, O. K. Hartogensis, S. Raasch, M. Braam, D. van Dinther, D. Gräf, S. Martin, A. C. van den Kroonenberg, A. F. Moene, B. Van Kesteren, and B. Maronga

10:00 AM-10:30 AM: Friday, 13 July 2012


Coffee Break
Location: Prefunction Area (Westin Copley Place)

10:30 AM-12:00 PM: Friday, 13 July 2012

Recording files available
14A
Boundary Layer Processes: Part III
Location: Essex South (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Jielun Sun, NCAR

Papers:
  10:30 AM
How well does the classical density current model represent realistic unsteady sea breeze fronts?
Frank John Robinson, Geology and Geophysics Department, Yale University, New Haven, CT; and M. Patterson and S. C. Sherwood

  10:45 AM
Exact averaging procedures for atmospheric state and flow variables
Andrew S. Kowalski, University of Granada, Granada, Granada, Spain

  11:00 AM
More on the Bowen Ratio over Saturated Surfaces
Edgar L. Andreas, NorthWest Research Associates, Inc., Lebanon, NH; and R. E. Jordan, L. Mahrt, and D. Vickers

  11:15 AM
Is geometry above physics in atmospheric boundary layer flow?
Danijel Belusic, Monash University, Clayton, Victoria, Australia; and L. Mahrt

  11:30 AM
On the Parent Circulation Contributing to Form Dust Devils
Junshi Ito, The University of Tokyo, Kashiwa, Chiba, Japan; and H. Niino and M. Nakanishi

  11:45 AM
Recording files available
14B
Morning and Evening Transitional Behavior of the Boundary Layer: Part II
Location: Essex Center (Westin Copley Place)
Sponsor: 20th Symposium on Boundary Layers and Turbulence
Chair: Harm J. J. Jonker, Delft University of Technology

Papers:
  10:30 AM
The Boundary Layer Late Afternoon and Sunset Turbulence 2011 field experiment
Marie Lothon, Université de Toulouse, Laboratoire d'Aérologie - CNRS UMR 5560, Campistrous, France; and F. Lohou, P. Durand, F. Couvreux Sr., O. K. Hartogensis, D. Legain, E. Pardyjak, D. Pino, J. Reuder, J. Vilà Guerau de Arellano, D. Alexander, P. Augustin, E. Bazile, Y. Bezombes, E. Blay, A. van de Boer, J. L. Boichard, O. de Coster, J. Cuxart, A. Dabas, C. Darbieu, K. Deboudt, H. Delbarre, S. Derrien, I. Faloona, P. Flament, M. Fourmentin, A. Garai, F. Gibert, B. Gioli, A. Graf, J. Groebner, F. Guichard, M. Jonassen, A. van de Kroonenberg, D. Lenschow, S. Martin, D. Martinez, L. Mastrorillo, A. Moene, E. Moulin, H. Pietersen, B. Piguet, E. Pique, C. Román-Cascón, F. Said, M. Sastre, Y. Seity, G. J. Steeneveld, P. Toscano, O. Traullé, D. Tzanos, S. Wacker, and C. Yagüe

  10:45 AM
On the role of large-scale forcings on the development of the atmospheric boundary layer during the BLLAST field campaign
H. P. Pietersen, Wageningen University Research, Wageningen, Netherlands; and J. Vila-Guerau de Arellano, O. de Coster, A. van de Boer, O. Hartogensis, D. Pino, B. Gioli, P. Durand, M. Lothon, F. Lohou, J. Reuder, M. Jonassen, and I. Faloona

  11:00 AM
High frequency ground temperature fluctuation in a Convective Boundary Layer
Anirban Garai, University of California, San Diego, La Jolla, CA; and J. Kleissl, M. Lothon, F. Lohou, E. Pardyjak, F. Saïd, J. Cuxart, G. J. Steeneveld, C. Yagüe, S. Derrien, D. Alexander, and D. M. Villagrasa

  11:15 AM
Representation of the Afternoon Transition in Numerical Weather Prediction Models: Evaluation with BLLAST Data
Fleur Couvreux Sr., Météo France, Toulouse, France; and E. Bazile, Y. Seity, B. Szintai, F. Guichard, M. Lothon, D. Legain, J. Reuder, H. Pietersen, and O. de Coster

  11:30 AM
Pressure perturbations and multi-scale analysis in the atmospheric boundary layer at the afternoon and evening transition during the BLLAST campaign
Mariano Sastre, University Complutense of Madrid (UCM), Madrid, Madrid, Spain; and C. Yagüe, C. Román-Cascón, G. Maqueda, M. Lothon, and F. Saïd

  11:45 AM
Afternoon transition turbulence decay revisited by Doppler Lidar
Fabien Gibert, Laboratoire de Météorologie Dynamique, Palaiseau, France; and A. Dumas, L. Thobois, Y. Bezombes, G. J. Koch, A. M. Dabas, and M. Lothon