Program: 14th Conference on Mesoscale Processes (14th Conference on Mesoscale Processes/15th Conference on Aviation, Range, and Aerospace Meteorology)

Registration Opens

Location: Satellite Registration (Los Angeles Airport Marriott)

Registration continues throughout the conference

Location: Satellite Registration (Los Angeles Airport Marriott)

Joint Session 1

Mesoscale processes in atmospheric turbulence

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Hosts: (Joint between the 14th Conference on Mesoscale Processes; and the 15th Conference on Aviation, Range, and Aerospace Meteorology )

Chair: Robert G. Fovell, Univ. of California

8:20 AM

Introductory Remarks

8:30 AM

J1.1

(Invited talk) Recent advances in the detection and understanding of turbulence associated with thunderstorms

R. D. Sharman, NCAR, Boulder, CO; and T. P. Lane, S. B. Trier, R. G. Fovell, and J. K. Williams

Recorded Presentation

9:00 AM

J1.2

Turbulence in the upper-level outflow of idealized mesoscale convective systems

Dragana Zovko Rajak, Univ. of Melbourne, Melbourne, Vic., Australia; and T. P. Lane

Recorded Presentation

9:15 AM

J1.3

Simulations of radial cloud bands resulting in turbulence at the outer edge of an MCS anvil

S. B. Trier, NCAR, Boulder, CO; and R. D. Sharman and R. Fovell

Recorded Presentation

9:30 AM

J1.4

Resonant instability in mountain waves: Breaking at subcritical mountain heights

Craig C. Epifanio, Texas A&M University, College Station, TX; and K. C. Viner and J. D. Doyle

Recorded Presentation

9:45 AM

J1.5

Overview of the Southern Andes - ANtarctic GRavity wave InitiAtive (SAANGRIA)

James D. Doyle, NRL, Monterey, CA; and D. C. Fritts, R. B. Smith, and S. D. Eckermann

Recorded Presentation

Handout (2.0 MB)

Coffee break

Location: Marquis Salon 1&2/Century Pavilion (Los Angeles Airport Marriott)

Session 1

Special Session on understanding of mesoscale processes from different scale perspectives

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Todd P. Lane, Univ. of Melbourne

10:30 AM

1.1

An observed and simulated cloud microphysical perspective of snowbands within coastal Northeast U.S. winter storms

Brian A. Colle, Stony Brook University/SUNY, Stony Brook, NY; and D. A. Stark and S. E. Yuter

Recorded Presentation

10:45 AM

1.2

Dynamics and impacts of gravity waves in the baroclinic jet-front systems with moist convection

Fuqing Zhang, Penn State University, University Park, PA; and J. Wei and S. Wang

Recorded Presentation

11:00 AM

1.3

Multi-scale Processes Leading to the Supercells in the Landfalling Outer Rainbands of Hurricane Katrina (2005)

Benjamin Green, The Pennsylvania State University, University Park, PA; and F. Zhang and P. Markowski

Recorded Presentation

11:15 AM

1.4

Comparison of the temporal evolution of satellite-derived deep convective cloud properties for severe vs. non-severe convection

Daniel C. Hartung, CIMSS/Univ. of Wisconsin, Madison, WI; and J. Sieglaff and M. J. Pavolonis

Recorded Presentation

11:30 AM

1.5

Tropical Transition of a Mediterranean Storm: Role of an Upper-Level Jet in its Explosive Development

Jean-Pierre Chaboureau, University of Toulouse, CNRS, UPS, Toulouse, France; and F. Pantillon, D. Lambert, E. Richard, and C. Claud

Recorded Presentation

11:45 AM

1.6

Coupling of WRF and building-resolving urban CFD models for analysis of strong winds over an urban area

Hiromasa Nakayama, Japan Atomic Energy Agency, Naka-gun, Ibaraki, Japan; and T. Takemi and N. Haruyasu

Recorded Presentation Manuscript (927.4 kB)

Lunch

Location: Marquis Salon 1&2/Century Pavilion (Los Angeles Airport Marriott)

Session 2

Orographic, coastal and other thermally driven mesoscale circulation systems I

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Mei Han, GESTAR/Morgan State University

1:15 PM

2.1

Numerical model forecast sensitivity to microphysical parameterization for lake effect snow

H. Dawn Reeves, NOAA/NSSL, Norman, OK; and D. T. Dawson II

Recorded Presentation

2.2

Examining the nature and impact of Pacific Northwest cool season intermittent precipitation using objective radar tracking

2.3 has been moved to Poster Session II

1:45 PM

2.3A

The Impact of Mountain-Plains Solenoids on the Diurnal Variations of Warm-season Precipitation over China

Xinghua Bao, Penn State University, University Park, PA; and F. Zhang

Recorded Presentation

2:00 PM

2.4

WRF modelling of contrasting sea breeze scenarios with applications to coastal zone wind energy

Christopher James Steele, University of East Anglia, Norwich, Norfolk, United Kingdom; and S. Dorling, J. Bacon, and R. von Glasow

Recorded Presentation

Poster Session 1

Poster session I

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Shu-Hua Chen, University of California, Davis

1

A Survey of Squall Lines Preceding Landfalling Tropical Cyclones in China

Yunji Zhang, Pennsylvania State University, State College, PA; and Z. Meng

2

A Survey of Squall Lines in East China

Zhiyong Meng, Peking University, Beijing, China; and D. Yan

3

Meteorological aspects of Saharan and Asian dust determined by CALIPSO, AERONET, and a coupled climate-aerosol microphysical model

Lin Su, University of Colorado, Boulder, CO; and O. B. Toon

4

Improving Understanding of the Role of Anthropogenically-generated Sulfate in Convective Cloud and Precipitation Processes Using Observations and Multiscale Modeling

Jeffrey S. Tilley, Univ. of North Dakota, Grand Forks, ND ; and D. J. Delene, M. Gilmore, J. Delhommelle, G. Mullendore, and M. Hoffmann

5

On the multiscale dynamics of tropical rainfall

Yi-Chi Wang, Purdue University, West Lafayette, IN; and J. Gao and W. W. Tung

6

Impact of GPS RO refractivity or excess phase data assimilation on WRF simulation of Hurricane Helene

Xue Meng Chen, University of California, Davis, Davis, CA; and S. H. Chen, S. Y. Chen, and C. Huang

7

Sensitivity analysis and predictability characteristics of a severe European winter storm

James D. Doyle, NRL, Monterey, CA; and C. M. Amerault, P. A. Reinecke, and C. A. Reynolds

8

Assimilation of water vapor airborne lidar observations: Impact study on the COPS precipitation forecasts

Soline Bielli, LACY (UMR 8105), Sainte Clotilde, Reunion; and E. Richard, M. Grzeschik, C. Flamant, C. Champollion, C. Kiemle, M. Dorninger, and P. Brousseau

9

EnKF OSSE Experiments analyzing the impact of HIWRAP data on Hurricane Karl

Jason Sippel, NASA/GSFC, Greenbelt, MD; and S. Braun

10

Effects of sea spray on tropical cyclone intensity forecasts with the NCEP global forecasting system

Jongil Han, SRG at NCEP/EMC, College Park, MD; and H. L. Pan

11

A multiscale analysis of the inland reintensification of Tropical Cyclone Danny (1997) within an equatorward jet-entrance region

Matthew Potter, University at Albany, Albany, NY; and L. Bosart and D. Keyser

12

Structures of spiral rainbands in numerically simulated tropical cyclones

Yumin Moon, University of Miami, Miami, FL; and D. S. Nolan

13

Track forecasting of tropical cyclones in the North Indian Ocean with 3DVAR and 4DVAR Data Assimilation Techniques

14

The role of the Saharan Air Layer in the evolution of Hurricane Helene (2006)

Scott Braun, NASA/GSFC, Greenbelt, MD; and J. Sippel and C. L. Shie

15

Impacts of cloud condensation and ice nuclei in the simulation of tropical cyclones

Wanchen Wu, Purdue University, West Lafayette, IN; and W. W. Tung

16

The role of microphysics in tropical cyclone rapid intensification

Yizhe Peggy Bu, Univ. of California, Los Angeles, Los Angeles, CA; and R. G. Fovell

17

Examination of the role of intense convection in tropical cyclone formation

Zhaoxia Pu, University of Utah, Salt Lake City, UT; and Z. Li

18

The Impact of Aerosols on Fog Formation and Energy Budget in the California Central Valley

Hsiang-He Lee, University of California, Davis, Davis, CA; and S. H. Chen, M. J. Kleeman, and S. DeNero

19

Large eddy simulation of sea breeze and scaling of its horizontal extent

Junshi Ito, The University of Tokyo, Kashiwa, Chiba, Japan; and H. Niino and M. Nakanishi

20

Regional-scale evaluation on the changes in environmental stability for afternoon convective precipitation in summer under global warming

Tetsuya Takemi, Kyoto University, Uji, Kyoto, Japan

21

Mesoscale variability of turbulence-generating mechanisms in southeast-Pacific stratocumulus

Prescott R. Bishop, North Carolina State Univ., Lawrence, KS; and D. B. Mechem, S. E. Yuter, S. P. de Szoeke, and C. Burleyson

23

A cloud resolving model investigation into the dynamics and microphysics of hot towers

Clayton McGee, Colorado State University, Fort Collins, CO; and S. C. Van den Heever

Coffee break with poster viewing

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Session 3

Mesoscale predictability and data assimilation I

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Wen-Wen Tung, Purdue University

4:00 PM

3.1

A convection-permitting Ensemble Prediction System to study the predictability of Mediterranean Heavy Precipitating Events

Benoît Vié, CNRM, Toulouse, France; and O. Nuissier and V. Ducrocq

Recorded Presentation

Handout (5.0 MB)

4:15 PM

3.2

Hierarchical prediction of landfalling tropical cyclone tracks

Wen-Wen Tung, Purdue University, West Lafayette, IN; and J. Gao, R. G. Fovell, and D. K. Arthur

4:30 PM

3.3

Predictability of supercell thunderstorms

Rebecca M. Belobraydich, CIMMS/Univ. of Oklahoma, Norman, OK; and D. J. Stensrud

Recorded Presentation

4:45 PM

3.4

A pseudo-ensemble hybrid 3DVar data assimilation system for tropical cyclone initialization

Xuyang Ge, Penn State University, University Park, PA; and F. Zhang, Y. Weng, and J. Poterjoy

Recorded Presentation

5:00 PM

3.5

Assessing the impact of the covariance localization radius when assimilating infrared brightness temperature observations using an EnKF system

Jason A. Otkin, CIMSS/Univ. of Wisconsin, Madison, WI

Recorded Presentation

5:15 PM

3.6

Analysis and forecasting over complex terrain with the NCAR 4D-REKF data assimilation and forecasting system

Yubao Liu, NCAR, Boulder, CO; and L. Pan, Y. Wu, A. Bourgeois, J. Knievel, T. Warner, S. Swerdlin, S. F. Halvorson, J. Pace, and F. W. Gallagher

Recorded Presentation

5:30 PM

3.7

Ensemble Kalman filter analyses and forecasts of a severe mesoscale convective system observed during BAMEX

Dustan M. Wheatley, CIMMS/Univ. of Oklahoma, NOAA/NSSL, Norman, OK; and N. Yussouf, M. C. Coniglio, and D. J. Stensrud

Recorded Presentation

3.8

NWP-based nowcasting and data assimilation at the UK Met Office

Session

Special Evening Session with the following presentations: - "Basics of Rotating-Flow Boundary Layers" Richard Rotunno, NCAR - "History of MCS Research: An Observational Perspective"Richard Johnson, Colorado State Univ. - "Convection and Gravity Waves" Robert Fovell, UCLA

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Session 4

Dynamics and structure of mesoscale precipitation systems I

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Russ S. Schumacher, Texas A&M University

8:00 AM

4.1

A multiscale analysis of a severe weather-producing Great Lakes cutoff cyclone: Part I: Antecedent conditions, cutoff formation, and vortex breakdown

Lance Bosart, University at Albany, Albany, NY; and N. D. Metz and H. M. Archambault

Recorded Presentation

8:15 AM

4.2

A multiscale analysis of a severe weather-producing Great Lakes cutoff cyclone: Part II: Mesoscale structure and evolution

Nicholas D. Metz, Hobart and William Smith Colleges, Geneva, NY; and L. Bosart and A. F. Srock

Recorded Presentation

8:30 AM

4.3

Idealized simulations of supercell demise based on VORTEX2 observations

Casey E. Letkewicz, North Carolina State University, Raleigh, NC; and M. D. Parker

Recorded Presentation Manuscript (952.0 kB)

8:45 AM

4.4

A numerical investigation of convective storm evolution in cases of mergers between squall lines and isolated supercells

Adam J. French, South Dakota School of Mines and Technology, Rapid City, SD; and M. D. Parker

Recorded Presentation Manuscript (7.0 MB)

9:00 AM

4.5

Identifying the moisture sources for heavy precipitation events – results from tagging experiments

Andreas Winschall, ETH Zurich, Zurich, Switzerland; and S. Pfahl, H. Sodemann, and H. Wernli

Recorded Presentation

9:15 AM

4.6

Quasi-stationary convective systems forming perpendicular to, and above the cold pools of, strong bow echoes

Kelly M. Keene, Texas A&M University, College Station, TX; and R. S. Schumacher

Recorded Presentation

9:30 AM

4.7

A Case Study of a Large-amplitude Mesoscale Inertia–Gravity Wave over the Southeast US

James H. Ruppert Jr., Colorado State University, Fort Collins, CO; and L. F. Bosart

Recorded Presentation

9:45 AM

4.8

MCS and MCV divergence profiles: Observations and model sensitivities

Larry J. Hopper Jr., University of Louisiana at Monroe, Monroe, LA; and C. Schumacher

Recorded Presentation

Coffee break

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Session 5

Structure and evolution of tropical and extratropical cyclones I

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: James D. Doyle, NRL

10:30 AM

5.1

Hurricane inner-core PV mixing: forced simulations using a shallow water model

Eric Hendricks, NRL, Monterey, CA; and H. C. Kuo and M. S. Peng

Recorded Presentation

10:45 AM

5.2

The impact of dry mid-level air on hurricane intensity in idealized simulations with no mean flow

Scott Braun, NASA/GSFC, Greenbelt, MD; and J. Sippel and D. S. Nolan

Recorded Presentation

11:00 AM

5.3

Tropical cyclone sensitivity to initialization in semi-idealized simulations

Yang Cao, Univ. of California, Los Angeles, Los Angeles, CA; and R. G. Fovell and K. Corbosiero

Recorded Presentation

11:15 AM

5.4

The Structure of the Warm Core in Numerically Simulated Tropical Cyclones

Daniel P. Stern, Penn State University, University Park, PA; and F. Zhang

Recorded Presentation

11:30 AM

5.5

Indirect effects of aerosols on warm frontal processes

Adele L. Igel, Colorado State University, Fort Collins, Colorado; and S. C. van den Heever, S. M. Saleeby, C. M. Naud, and D. J. Posselt

Recorded Presentation

11:45 AM

5.6

Observed structure of banded precipitation features in cold-season extratropical cyclones

David M. Plummer, University of Illinois at Urbana-Champaign, Urbana, IL; and G. M. McFarquhar, R. M. Rauber, B. F. Jewett, K. R. Knupp, Z. Wang, and D. Leon

Recorded Presentation

12:00 PM

5.7

Energy transfer between tropical and baroclinic cyclones

G. J. Tripoli, Univ. of Wisconsin, Madison, WI

Recorded Presentation

Committee Luncheon

Location: Philadelphia (Los Angeles Airport Marriott)

Lunch

Location: Marquis Salon 1&2/Century Pavilion (Los Angeles Airport Marriott)

Session 6

Results from recent testbed investigations and field research programs I

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Heather Dawn Reeves, NOAA/NSSL

1:30 PM

6.1

(Invited talk) Orographic precipitation in the tropics: The Dominica experiment

Ronald B. Smith, Yale University, New Haven, CT

Recorded Presentation

2:00 PM

6.2

The influence of mesoscale airflow dynamics on orographic convection and precipitation in the tropics

Justin R. Minder, Yale University, New Haven, CT; and R. B. Smith, A. D. Nugent, and D. Kirshbaum

Recorded Presentation

2:15 PM

6.3

Triggered convection and orographic precipitation in the tropics: control parameters and predictability

Alison D. Nugent, Yale University, New Haven, CT; and R. B. Smith, J. R. Minder, and D. J. Kirshbaum

Recorded Presentation

2:30 PM

6.4

Dynamics and Predictability of Tropical Cyclogenesis during PREDICT Revealed from Ensemble Analyses and Forecasts with coupled variational-EnKF Data Assimilation Systems

Jonathan Poterjoy, Penn State University, University Park, PA; and F. Zhang

Recorded Presentation

2:45 PM

6.5

Follow-dependent Predictability of Tropical Cyclones

Yonghui Weng, Penn State University, University Park, PA; and F. Zhang and X. Ge

Recorded Presentation

3:00 PM

6.6

Analysis of Flow Variability during the Terrain-influenced Monsoon Rainfall Experiment (2008)

James H. Ruppert Jr., Colorado State University, Fort Collins, CO; and R. H. Johnson

Recorded Presentation

3:15 PM

6.7

The Comparison of Developing and Non-developing Waves during the NAMMA Experiment

Yi-Chin Liu, University of California, Davis, CA; and S. H. Chen

Recorded Presentation

Coffee break

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Session 7

Theoretical and modeling studies of mesoscale processes I

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Brian F. Jewett, Univ. of Illinois

4:00 PM

7.1

Microphysical impacts on convective storm dynamics

Susan C. van den Heever, Colorado State University, Fort Collins, Colorado

Recorded Presentation

4:15 PM

7.2

Evaluating the contribution of storm-scale dynamic and microphysical processes to the intensification and longevity of interacting cells

Ann Syrowski, University of Illinois, Urbana, IL; and B. F. Jewett and R. B. Wilhelmson

Recorded Presentation

4:30 PM

7.3

Interactions between simulated supercell thunderstorms and dry boundary layer convection

Christopher J. Nowotarski, Pennsylvania State University, University Park, PA; and P. M. Markowski, Y. P. Richardson, and G. H. Bryan

Recorded Presentation Manuscript (10.0 MB)

4:45 PM

7.4

On the Development of Large Surface Vorticity in High-Resolution Supercell Simulations

Johannes M. L. Dahl, North Carolina State University, Raleigh, NC; and M. D. Parker and L. J. Wicker

Recorded Presentation Manuscript (467.4 kB)

7.5 has been moved to Poster 26A

5:00 PM

7.6

Idealized simulations of supercell thunderstorm as a testbed for two fine-scale models

Didier Ricard, CNRM-GAME, Toulouse, France; and A. Verrelle

Recorded Presentation

7.7

Time-evolution of Mass Transport in a Supercell Storm

5:30 PM

7.8

Different approaches to modeling supercell mineral dust ingestion pathways

Robert B. Seigel, Colorado State University, Fort Collins, CO; and S. C. van den Heever

Recorded Presentation

Session

Special Evening Session with the following presentations: - "Applied Mesoscale Research in the Risk Management Industry" Peter Dailey, AIR-Worldwide - "Fusion of satellite and model data to study hurricanes and improve forecasts: The JPL Tropical Cyclone Information System and Near Real Time Portal." Svetla Hristova-Veleva, JPL

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Session 8

Mesoscale predictability and data assimilation II

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Zhaoxia Pu, University of Utah

8:00 AM

8.1

On the impact of the assimilation of nacelle winds and yaw angles with WRF-FDDA and WRF-DART for short-term wind energy predictions

Caroline Draxl, Risoe DTU Technical University of Denmark, Roskilde, Denmark; and L. delle Monache, Y. Liu, G. Descombes, F. Vandenberghe, W. Y. Y. Cheng, A. N. Hahmann, G. Giebel, and J. C. Knievel

Recorded Presentation

8:15 AM

8.2

Observing Strategy and Observation Targeting for Tropical Cyclones using Ensemble-based Sensitivity Analysis and Data Assimilation

Baoguo Xie, Peking University, Beijing, China; and Q. Zhang Sr., F. Zhang, Y. Weng, and J. Poterjoy

Recorded Presentation

8:30 AM

8.3

On the assimilation of near surface observations with 3Dvar and EnKF

Zhaoxia Pu, University of Utah, Salt Lake City, UT; and H. Zhang

Recorded Presentation

8:45 AM

8.4

Impact of radar retrieval winds on data assimilation and forecast of a mesoscale convective storm using Non-Hydrostatic Model

Wai-Kin Wong, Hong Kong Observatory, Kowloon, Hong Kong; and M. K. Or, P. W. Chan, and C. M. Cheng

Manuscript (4.0 MB)

9:00 AM

8.5

Improving offshore atmospheric mesoscale model results - The Berlengas case study

Paulo silva Costa, LNEG, Lisboa, Portugal; and M. A. Fernandes and A. I. Estanqueiro

9:15 AM

8.6

Reconstruct the Meso-scale Information of Typhoon with BDA Method Combined with AMSU-A Data Assimilation Method

Yunfeng Wang Sr., PLA University of Science and Technology, Nanjing, China; and B. Wang Sr., J. Fei Sr., Y. Han, and X. Cheng Sr.

8.7

Simulation of a heavy rainfall event in Pune using WRF-ARW with updated vegetation cover and urban canopy parameterization

9:30 AM

8.8

Modeling meso-gamma scale weather flows using nested-grid WRF LES scale models and FDDA for a wind farm in Northern Colorado

Yuewei Liu, NCAR, Boulder, CO; and Y. Liu, W. Cheng, W. Wu, L. Pan, B. Kosvic, T. Warner, G. Wiener, S. Haupt, and W. Mahoney

Recorded Presentation

Coffee break

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Session 9

Structure and evolution of tropical and extratropical cyclones II

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Svetla M. Hristova-Veleva, JPL

10:30 AM

9.1

A numerical simulation of early phase of tropical cyclogenesis associated with multiple tropospheric vortices

Yoshida Ryuji, RIKEN Advanced Institute for Computational Science, Kobe, Japan; and H. Ishikawa

Recorded Presentation

10:45 AM

9.2

Influence of Large-Scale Environment on the Size of Secondary Eyewalls

Xiaqiong Zhou, EMC, College Park, MD; and B. Wang

Recorded Presentation

11:00 AM

9.3

Effects of topography on the evolution of Typhoon Saomai (2006)

Wook Jang, Yonsei Univ., Seoul, Korea, Republic of (South); and H. Y. Chun

Recorded Presentation

11:15 AM

9.4

Influence of topography on the track and intensity of tropical cyclones

Frank P. Colby Jr., Univ. of Massachusetts, Lowell, MA

Recorded Presentation Manuscript (809.3 kB)

Handout (1.0 MB)

11:30 AM

9.6

Typhoon-generated gravity waves in the lower stratosphere and their influence in the typhoon development

Hye-Yeong Chun, Yonsei Univ., Seoul, Korea, Republic of (South); and S. Y. Kim

Recorded Presentation

9.5

The gravity wave field radiating from tropical cyclones

Lunch

Location: Marquis Salon 1&2/Century Pavilion (Los Angeles Airport Marriott)

Session 10

Special sessions on the study of multiscale interactions

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Brian A. Colle, Stony Brook University/SUNY

1:15 PM

10.1

Isolating the effects of mesoscale organization on large-scale wave, deep convection interaction

Emily M. Riley, Univ. of Miami/RSMAS, Miami, FL; and B. E. Mapes and Z. Kuang

Recorded Presentation

1:30 PM

10.2

Projecting the Madden-Julian Oscillation (MJO) modulation of atmospheric circulation onto Chilean winter precipitation

Bradford S. Barrett, U.S. Naval Academy, Annapolis, MD

Recorded Presentation

1:45 PM

10.3

Evaluation of OLAM performance in TWP-ICE and winter orographic precipitation in Colorado

Gustavo G. Carrio, Colorado State University, Fort Collins, CO; and R. Walko, W. R. Cotton, and S. M. Saleeby

Recorded Presentation Manuscript (1.2 MB)

Session 11

Mountain waves and mechanically forced flows

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Brian A. Colle, Stony Brook University/SUNY

2:00 PM

11.1

Resonant Instability in Mountain Waves: Variable Background States

Kevin C. Viner, NRC, Monterey, CA; and C. C. Epifanio and J. D. Doyle

Recorded Presentation

2:15 PM

11.2

A numerical study of deep three-dimensional mountain waves over the Southern Andes and Drake Passage

Qingfang Jiang, Naval Research Laboratory, Monterey, CA; and J. D. Doyle, R. Smith, and S. D. Eckermann

Recorded Presentation

Poster Session 2

Poster session II

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Robert G. Fovell, Univ. of California

22

Numerical investigations of supercell mergers

Ryan M. Hastings, The Pennsylvania State University, State College, PA; and Y. P. Richardson

24

Comparison of supercell maintenance and dissipation processes observed during VORTEX2

Casey E. Letkewicz, North Carolina State University, Raleigh, NC; and M. D. Parker

Manuscript (895.7 kB)

Handout (1.4 MB)

25

Low-level wind and thermodynamic observations of a mesovortex in the 15 May 2009 VORTEX2 squall line

25A

Idealized study of the role of stability and shear on mesoscale gravity waves generated by evaporative cooling

Michelle Pitcel, University of Illinois at Urbana-Champaign, Urbana, IL; and B. F. Jewett, R. M. Rauber, and G. M. McFarquhar

26

Impact of shallow convection parameterization on simulations of stratocumulus clouds

26A

The 2010 Mississippi Valley tornado outbreak - a mesoscale and stormscale perspective

Samantha L. Chiu, University of Illinois, Urbana-Champaign, Urbana, IL; and B. F. Jewett and R. B. Wilhelmson

27

Sensitivity of parameterized dust emissions to model resolution

Mark Waylonis, University of California, Davis, Davis, CA; and S. H. Chen

28

Observations of vegetation-breezes and their impact on convection

Luis Garcia-Carreras, University of Leeds, Leeds, United Kingdom; and D. J. Parker, C. M. Taylor, C. E. Reeves, and J. G. Murphy

29

Case Study of Convection Induced by Topography Over Southern Brazil Using The WRF Model

Cleber Souza Correa, Institute of Airspace Control, São Jose dos Campos, São Paulo, Brazil; and M. D. Oyama

Manuscript (2.3 MB)

Handout (747.4 kB)

30

Seabreeze Circulations and Offshore Waves

Qingfang Jiang, Naval Research Laboratory, Monterey, CA

31

Topographic effects on the tropical land and sea breeze

Tingting Qian, Chinese Academy of Meteorological Sciences, Beijing, China; and C. C. Epifanio and F. Zhang

32

Cold Pool Properties from Oklahoma Mesonet Data

Andrew T. Lesage, University of Utah, Salt Lake City, UT; and S. K. Krueger

Handout (802.2 kB)

33

Characteristics of cool-season intermittent precipitation cells in the Pacific Northwest

Nathan R. Hardin, North Carolina State University, Raleigh, NC; and S. E. Yuter, A. M. Hall, J. G. Cunningham, and B. A. Colle

34

Case studies of variability in the depth of convective mass transport

Gretchen L. Mullendore, University of North Dakota, Grand Forks, ND; and A. J. Homann, S. T. Jorgenson, T. J. Lang, and B. Bigelbach

35

Case study of a heavy rainfall event in Amami Island on 20 October 2010

Hiroshige Tsuguti, MRI, Tsukuba, Ibaraki, Japan; and T. Kato

36

Impacts of double-moment bulk cloud microphysical scheme in tropical and midlatitude mesoscale convective system

Yuya Baba, JAMSTEC, Kanazawa-ku, Yokohama, Japan; and K. Takahashi

Handout (1.7 MB)

37

Appalachian lee troughs and their association with deep convection

Daniel B. Thompson, The University at Albany, State University of New York, Albany, NY; and L. F. Bosart and D. Keyser

38

A climatology of bow echo mesovortices

George Limpert, University of Nebraska, Lincoln, NE; and A. Houston

39

Climatological aspects of freezing rain events in the eastern United States

Christopher M. Castellano, Northeast Regional Climate Center, Cornell University, Ithaca, NY; and L. F. Bosart and D. Keyser

40

Impact of asymmetric rainfall and latent heating on typhoon motion crossing Taiwan: Morakot (2009) and Fanapi (2010)

Chung-Chieh Wang, National Taiwan Normal University, Taipei, Taiwan; and H. C. Kuo and Y. H. Chen

How to apply tools for mitigating climate extremes

41

Observation and numerical modeling of an exceptionally intense orographic precipitation event in southern France

Olivier Bousquet, Météo France, Toulouse, France; and J. R. Beck, M. Nuret, E. Bresson, O. Nuissier, and V. Ducrocq

Coffee break with poster viewing

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Session 12

Results from recent testbed investigations and field research programs II

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Sandra E. Yuter, North Carolina State Univ.

4:00 PM

12.1

Observations from VORTEX2: The pretornadic phase of the Goshen County, Wyoming, supercell

Paul M. Markowski, Pennsylvania State University, University Park, PA; and Y. P. Richardson, J. M. Wurman, K. A. Kosiba, and P. Robinson

Recorded Presentation

4:15 PM

12.2

Observations from VORTEX2: The genesis and intensification of the Goshen County, Wyoming tornado (05 June 2009)

Karen A. Kosiba, Center for Severe Weather Research, Boulder, CO; and J. Wurman, Y. P. Richardson, P. Markowski, and P. Robinson

Recorded Presentation

4:30 PM

12.3

Analysis of the Goshen County tornadic supercell on 5 June 2009 during VORTEX2 using EnKF assimilation of mobile radar data

James N. Marquis, Pennsylvania State Univ., University Park, PA; and Y. P. Richardson, P. M. Markowski, D. C. Dowell, J. M. Wurman, K. A. Kosiba, and P. Robinson

Recorded Presentation

12.4

Observations from VORTEX2: The dissipation phase of the Goshen County, Wyoming tornado (05 June 2009)

4:45 PM

12.4A

EnKF OSSE Experiments analyzing the impact of HIWRAP data on Hurricane Karl

Jason Sippel, NASA/GSFC, Greenbelt, MD

Recorded Presentation

5:00 PM

12.5

Long-lived drizzle cells in inversion-topped boundary layers

Sandra E. Yuter, North Carolina State University, Raleigh, NC; and A. M. Hall, C. Burleyson, D. Leon, and W. A. Brewer

Recorded Presentation

5:15 PM

12.6

Isolating contributions to the diurnal cycle in southeast-Pacific stratocumulus

David B. Mechem, University of Kansas, Lawrence, KS; and S. E. Yuter, S. P. de Szoeke, and C. Burleyson

Recorded Presentation

5:30 PM

12.7

High resolution measurements of cyclone structure-the Profiling of Winter Storms Project

Robert M. Rauber, Univ. of Illinois, Urbana, IL; and G. M. McFarquhar, B. F. Jewett, K. R. Knupp, P. S. Market, D. Leon, D. M. Plummer, A. A. Rosenow, M. K. Peterson, J. P. Wegman, and M. Pitcel

Recorded Presentation

5:45 PM

12.8

Mesoscale systems and dynamics revealed by MISR high-resolution, height-resolved, cloud-track winds and cloud-top heights

Michael J. Garay, Raytheon Corporation, Pasadena, CA; and K. Mueller, D. Wu, C. Moroney, V. Jovanovic, and D. J. Diner

Recorded Presentation

Session 13

Theoretical and modeling studies of mesoscale processes II

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Susan C. van den Heever, Colorado State University

8:00 AM

13.1

Air-Ocean Interaction and Cloud Variability over the Chilean Coastal Region

Xiaodong Hong, NRL, Monterey, CA; and S. Wang, T. Holt, and L. W. O'Neill

Recorded Presentation

8:15 AM

13.2

Simulating the 2011 April American South Tornado Outbreak with the WRF-RTFDDA-LES system

Wanli Wu, NCAR, Boulder, CO; and Y. Liu, J. Knievel, and T. T. Warner

Recorded Presentation

13.3 Moved to Poster 25A

8:30 AM

13.3A

Large Eddy Simulation of Sea Breeze Circulation and its Scaling

Junshi Ito, Atmosphere and Ocean Research Institute, The University of Tokyo, Kashiwa, Chiba, Japan

Recorded Presentation

8:45 AM

13.4

Examination of atmospheric waves associated with 13 March 2003 bow echo

Rebecca D. Adams-Selin, Colorado State University, Offutt AFB, NE; and R. Johnson

Recorded Presentation Manuscript (3.5 MB)

Handout (15.6 MB)

9:00 AM

13.5

Formation and Evolution of a Squall Line Preceding Landfalling Tropical Cyclone Kammuri (2008) in Western North Pacific

Zhiyong Meng, Peking University, Beijing, China; and Y. Zhang

Recorded Presentation

9:15 AM

13.6

Mechanisms for the Formation of Rear Inflow and Bow Echo within the 23 April 2007 Squall Line over South China

Zhiyong Meng, Peking University, Beijing, China; and F. Zhang, P. M. Markowski, D. Wu, and K. Zhao

Recorded Presentation

9:30 AM

13.7

The evolution of quasi-linear convective systems encountering the northeastern U.S. coastal marine environment

Kelly Lombardo, Stony Brook University, Stony Brook, NY; and B. A. Colle

Recorded Presentation

9:45 AM

13.8

Upscale effects of deep convection during the North American monsoon

David J. Stensrud, NOAA/NSSL, Norman, OK

Recorded Presentation

Coffee break

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Session 14

Structure and evolution of tropical and extratropical cyclones III

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Scott A. Braun, NASA/GSFC

10:30 AM

14.1

Fine-scale dual-Doppler analysis of the boundary layer in Hurricane Frances (2004)

Joshua Wurman, Center for Severe Weather Research, Boulder, CO; and K. A. Kosiba and P. Robinson

10:45 AM

14.2

Surface Fluctuations Associated with Tropical Cyclone Rainbands

Cheng-Ku Yu, Chinese Culture Univ., Taipei, Taiwan; and Y. Chen

Recorded Presentation

14.3 has been moved to Poster Session II

11:00 AM

14.3A

The Influence of Dust-radiation-microphysics Processes on Tropical Cyclone Development

Shu-Hua Chen, University of California, Davis, Davis, CA; and C. T. Cheng, J. P. Chen, Y. C. Lin, H. H. Lee, and I. C. Tsai

Recorded Presentation

11:15 AM

14.4

Impact of microphysical parameterizations on the structure and intensity of simulated hurricanes: Using satellite data to determine the parameterizations that produce most realistic storms

Svetla M. Hristova-Veleva, JPL, Pasadena, CA; and A. Chau, Z. Haddad, B. Knosp, B. Lambrigtsen, P. P. Li, E. Rodriguez, T. P. Shen, B. Stiles, H. Su, J. Turk, and Q. Vu

11:30 AM

14.5

How spiral rainbands propagate in numerically simulated tropical cyclones

Yumin Moon, University of Miami, Miami, FL; and D. S. Nolan

Recorded Presentation

11:45 AM

14.6

Prediction and Dynamics of Super Typhoon MEGI (2010)

Chuanhai Qian, China Meteorological Administration, Beijing, China; and F. Zhang and X. Zhou

Recorded Presentation

Lunch

Location: Marquis Salon 1&2/Century Pavilion (Los Angeles Airport Marriott)

Session 15

Orographic, coastal and other thermally driven mesoscale circulation systems II

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Fuqing Zhang, Penn State University

1:30 PM

15.1

Radar observations of vortex-ring entrainment patterns in cumulus clouds

Yonggang Wang, University of Wyoming, Laramie, WY; and B. Geerts

Recorded Presentation Manuscript (3.9 MB)

1:45 PM

15.2

Stratus Clouds over the Southeast Pacific: Representation and Evaluation in a Regional Model

Yi Jin, NRL, Monterey, CA; and S. Wang, J. E. Nachamkin, and G. Thompson

Recorded Presentation

2:00 PM

15.3

Impacts of Large-Scale Environments on Mesoscale Cellular Structure in Marine Boundary Layer Clouds

Shouping Wang, NRL, Monterey, CA

Recorded Presentation

2:15 PM

15.4

What is the mechanism for the organization of cloud cover by land-surface induced flows?

Luis Garcia-Carreras, University of Leeds, Leeds, United Kingdom; and D. J. Parker and J. H. Marsham

Recorded Presentation

Session 16

Dynamics and structure of mesoscale precipitation systems II

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Craig C. Epifanio, Texas A&M University

2:30 PM

16.1

Exploring the mesoscale and thermodynamic structure of banded precipitation within winter cyclones

Melissa K. Peterson, University of Illinois at Urbana-Champaign, Urbana, IL; and R. M. Rauber, B. F. Jewett, and G. M. McFarquhar

Recorded Presentation

2:45 PM

16.2

Vertical motions observed in mesoscale winter precipitation bands during PLOWS

Andrew A. Rosenow, University of Illinois at Urbana-Champaign, Urbana, IL; and R. M. Rauber, G. M. McFarquhar, B. F. Jewett, K. R. Knupp, D. Phillips, and P. S. Market

Recorded Presentation

3:00 PM

16.3

The relationship between ground charging and precipitation band structure in continental winter cyclones

Joseph Peter Wegman, University of Illinois at Urbana-Champaign, Urbana, IL; and R. M. Rauber, P. S. Market, B. F. Jewett, and G. M. McFarquhar

Recorded Presentation

3:15 PM

16.4

Analyzing the characteristics of vortex heavy rainfall in Henan during 16`19 July 2010

Su Aifang, Weather Bureau in Henan Province,China, Zhengzhou, China

Manuscript (1.4 MB)

Coffee break

Location: Marquis Salon 3 (Los Angeles Airport Marriott)

Session 17

Dynamics and structure of mesoscale precipitation systems III

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Host: 14th Conference on Mesoscale Processes

Chair: Jeffrey S. Tilley, Univ. of North Dakota

17.1

Convection and precipitation under various stability and shear conditions: numerical experiments for mesoscale convective systems

4:00 PM

17.1A

Factors influencing the development and maintenance of heavy-rain-producing convective systems

Russ S. Schumacher, Texas A&M University, College Station, TX; and A. J. Clark, M. Xue, and F. Kong

Recorded Presentation

4:15 PM

17.2

Structure of a winter precipitation system as observed by satellites and ground-based instruments and simulated with WRF model

Mei Han, GESTAR/Morgan State University, Greenbelt, MD; and S. A. Braun, T. Matsui, and C. R. Williams

Recorded Presentation

4:30 PM

17.3

A CSI index for detection and prediction of heavy precipitation bands

Zuohao Cao, EC, Toronto, ON, Canada; and M. Qian, T. Gaines, and P. Yang

Student Awards

Location: Marquis Salon 456 (Los Angeles Airport Marriott)

Conference Adjorns

14th Conference on Mesoscale Processes

Sunday, 31 July 2011

5:00 PM-7:00 PM: Sunday, 31 July 2011

Monday, 1 August 2011

7:30 AM-6:00 PM: Monday, 1 August 2011

8:20 AM-10:00 AM: Monday, 1 August 2011

10:00 AM-10:30 AM: Monday, 1 August 2011

10:30 AM-12:00 PM: Monday, 1 August 2011

12:00 PM-1:15 PM: Monday, 1 August 2011

1:15 PM-2:30 PM: Monday, 1 August 2011

2:30 PM-4:00 PM: Monday, 1 August 2011

4:00 PM-6:00 PM: Monday, 1 August 2011

7:30 PM-9:00 PM: Monday, 1 August 2011

Tuesday, 2 August 2011

8:00 AM-10:00 AM: Tuesday, 2 August 2011

10:00 AM-10:30 AM: Tuesday, 2 August 2011

10:30 AM-12:15 PM: Tuesday, 2 August 2011

12:15 PM-1:30 PM: Tuesday, 2 August 2011

1:30 PM-3:30 PM: Tuesday, 2 August 2011

3:30 PM-4:00 PM: Tuesday, 2 August 2011

4:00 PM-6:00 PM: Tuesday, 2 August 2011

7:30 PM-8:30 PM: Tuesday, 2 August 2011

Wednesday, 3 August 2011

8:00 AM-10:00 AM: Wednesday, 3 August 2011

10:00 AM-10:30 AM: Wednesday, 3 August 2011

10:30 AM-12:00 PM: Wednesday, 3 August 2011

12:00 PM-1:15 PM: Wednesday, 3 August 2011

1:15 PM-2:00 PM: Wednesday, 3 August 2011

2:00 PM-2:30 PM: Wednesday, 3 August 2011

2:30 PM-4:00 PM: Wednesday, 3 August 2011

4:00 PM-6:00 PM: Wednesday, 3 August 2011

Thursday, 4 August 2011

8:00 AM-10:00 AM: Thursday, 4 August 2011

10:00 AM-10:30 AM: Thursday, 4 August 2011

10:30 AM-12:00 PM: Thursday, 4 August 2011

12:00 PM-1:30 PM: Thursday, 4 August 2011

1:30 PM-2:30 PM: Thursday, 4 August 2011

2:30 PM-3:30 PM: Thursday, 4 August 2011

3:30 PM-4:00 PM: Thursday, 4 August 2011

4:00 PM-4:45 PM: Thursday, 4 August 2011

4:45 PM-5:00 PM: Thursday, 4 August 2011

5:00 PM-5:05 PM: Thursday, 4 August 2011

Sunday, 31 July 2011

5:00 PM-7:00 PM: Sunday, 31 July 2011

Monday, 1 August 2011

7:30 AM-6:00 PM: Monday, 1 August 2011

8:20 AM-10:00 AM: Monday, 1 August 2011

10:00 AM-10:30 AM: Monday, 1 August 2011

10:30 AM-12:00 PM: Monday, 1 August 2011

12:00 PM-1:15 PM: Monday, 1 August 2011

1:15 PM-2:30 PM: Monday, 1 August 2011

2:30 PM-4:00 PM: Monday, 1 August 2011

4:00 PM-6:00 PM: Monday, 1 August 2011

7:30 PM-9:00 PM: Monday, 1 August 2011

Tuesday, 2 August 2011

8:00 AM-10:00 AM: Tuesday, 2 August 2011

10:00 AM-10:30 AM: Tuesday, 2 August 2011

10:30 AM-12:15 PM: Tuesday, 2 August 2011

12:15 PM-1:30 PM: Tuesday, 2 August 2011

1:30 PM-3:30 PM: Tuesday, 2 August 2011

3:30 PM-4:00 PM: Tuesday, 2 August 2011

4:00 PM-6:00 PM: Tuesday, 2 August 2011

7:30 PM-8:30 PM: Tuesday, 2 August 2011

Wednesday, 3 August 2011

8:00 AM-10:00 AM: Wednesday, 3 August 2011

10:00 AM-10:30 AM: Wednesday, 3 August 2011

10:30 AM-12:00 PM: Wednesday, 3 August 2011

12:00 PM-1:15 PM: Wednesday, 3 August 2011

1:15 PM-2:00 PM: Wednesday, 3 August 2011

2:00 PM-2:30 PM: Wednesday, 3 August 2011

2:30 PM-4:00 PM: Wednesday, 3 August 2011

4:00 PM-6:00 PM: Wednesday, 3 August 2011

Thursday, 4 August 2011

8:00 AM-10:00 AM: Thursday, 4 August 2011

10:00 AM-10:30 AM: Thursday, 4 August 2011

10:30 AM-12:00 PM: Thursday, 4 August 2011

12:00 PM-1:30 PM: Thursday, 4 August 2011

1:30 PM-2:30 PM: Thursday, 4 August 2011

2:30 PM-3:30 PM: Thursday, 4 August 2011

3:30 PM-4:00 PM: Thursday, 4 August 2011