24th Conference on Severe Local Storms (Expanded View)

* - Indicates paper has been withdrawn from meeting

Program Chairpersons:
Matthew D. Parker, North Carolina State Univ.
David C. Dowell, NCAR

Compact View of Conference

Monday, 27 October 2008
9:00 AM-10:05 AM, Monday 2008, North & Center Ballroom
Session 1 Climate Change and Severe Weather
Chair: Lance F. Bosart, SUNY, Albany, NY
9:00 AMIntroductory Remarks  
9:05 AM1.1A preliminary investigation of severe thunderstorm environment distributions under global warming as simulated by CCSM3   wrf recording
Patrick T. Marsh, University of Oklahoma, Norman, OK; and H. E. Brooks and D. J. Karoly
9:20 AM1.2Severe weather environments in long term regional climate simulations for North America   wrf recording
James Correia Jr., PNNL, Richland, WA ; and R. Leung
9:35 AM1.3Transient response of severe convective storm forcing associated with global increases in greenhouse gas concentrations  
Robert J. Trapp, Purdue Univ., West Lafayette, IN ; and N. S. Diffenbaugh and A. Gluhovsky
9:50 AM1.4Evaluating the impacts of climate change on rainfall extremes for Hawaii and coastal Alaska  extended abstract wrf recording
David H. Levinson, NOAA/NESDIS/NCDC, Asheville, NC ; and M. C. Kruk
 
10:05 AM-10:30 AM, Monday 2008, Madison Ballroom
Coffee Break
 
10:30 AM-12:00 PM, Monday 2008, North & Center Ballroom
Session 2 Geary, OK and Greensburg, KS storms
Chair: James G. LaDue, NOAA/NWS, Norman, OK
10:30 AM2.1Structure and evolution of the 29 May 2004 Geary, OK tornadic supercell thunderstorm   wrf recording
Michael I. Biggerstaff, Univ. of Oklahoma, Norman, OK; and K. M. Kuhlman, D. P. Betten, D. R. MacGorman, G. D. Carrie, and C. L. Ziegler
10:45 AM2.2Evolution of low-level rotation in the tornadic 29 May 2004 Geary, Oklahoma supercell storm   wrf recording
Conrad L. Ziegler, NOAA/NSSL, Norman, OK ; and K. M. Kuhlman, M. I. Biggerstaff, D. P. Betten, L. J. Wicker, E. R. Mansell, and D. R. MacGorman
11:00 AM2.3Comparison of three-dimensional winds derived from assimilated phased array radar data with mobile dual-doppler analyses from a tornadic storm   wrf recording
Therese E. Thompson, Univ. of Oklahoma, Norman, OK; and L. J. Wicker, M. Biggerstaff, and K. M. Kuhlman
11:15 AM2.4The Greensburg, KS tornadic storm: a storm of extremes  extended abstract wrf recording
Leslie R. Lemon, CIMMS/Univ. of Oklahoma, Norman, OK; and M. Umschied
11:30 AM2.5Polarimetric-radar signatures associated with the Greensburg, Kansas tornado   wrf recording
Howard B. Bluestein, Univ. of Oklahoma, Norman, OK; and K. Hardwick, M. Umschied, R. L. Tanamachi, J. Houser, and S. J. Frasier
11:45 AM2.6X-band, mobile Doppler radar data collected in a tornadic thunderstorm: Data assimilation experiments   wrf recording
Robin L. Tanamachi, Univ. of Oklahoma, Norman, OK ; and L. J. Wicker, D. C. Dowell, H. B. Bluestein, S. J. Frasier, and K. Hardwick
 
12:00 PM-1:30 PM, Monday 2008
Lunch Break
 
1:30 PM-3:00 PM, Monday 2008, North & Center Ballroom
Session 3A Super Tuesday Outbreak
Chair: Ron W. Przybylinski, NOAA/NWSFO, Saint Charles, MO
1:30 PM3A.1The 2008 Super Tuesday Tornado Outbreak: Overview of the tornadoes and their parent storms   wrf recording
Kevin R. Knupp, University of Alabama in Huntsville, Huntsville, AL ; and T. Coleman, W. Petersen, and L. Carey
1:45 PM3A.2Forecasting the Super Tuesday tornado outbreak at the Storm Prediction Center: Why forecast uncertainty does not necessarily decrease as you get closer to a high impact weather event  extended abstract wrf recording
Jeffry S. Evans, NOAA/NWS/Storm Prediction Center, Norman, OK ; and C. M. Mead and S. J. Weiss
2:00 PM3A.3Mesoscale phenomena affecting the Alabama EF-4 tornadoes during the Super Tuesday Tornado Outbreak of 5-6 February 2008   wrf recording
Timothy A. Coleman, Univ. of Alabama, Huntsville, AL; and K. Knupp and C. C. Crowe
2:15 PM3A.4Analysis of the elevated mixed layer during the Super Tuesday outbreak  extended abstract wrf recording
Christina C. Crowe, University of Alabama at Huntsville, Huntsville, AL ; and J. R. Mecikalski
2:30 PM3A.5Societal Impacts of the February 6th, 2008 Tornadoes in Northern Alabama   wrf recording
John M. Coyne, NOAA/NWS, Huntsville, AL; and C. B. Darden
2:45 PM3A.6The 2008 Super Tuesday Severe Weather Outbreak: An Arkansas Perspective  extended abstract wrf recording
C. C. Buonanno, NOAA/NWS, North Little Rock, AR; and J. A. Lewis
 
1:30 PM-3:00 PM, Monday 2008, South Ballroom
Session 3B Polarimetric Radar Observations and Lightning
Chair: Michael I. Biggerstaff, Univ. of Oklahoma, Norman, OK
1:30 PM3B.1Total lightning trend analysis of two EF-4 tornado producing supercells from February 6, 2008   wrf recording
Christopher J. Schultz, Univ. of Alabama, Huntsville, AL; and W. A. Petersen
1:45 PM3B.2Lightning behavior and its dependence on storm kinematic and precipitation processes for an EF-4 tornado producing supercell on 6 February 2008   wrf recording
Elise V. Johnson, Univ. of Alabama, Huntsville, AL; and W. A. Petersen
2:00 PM3B.3Use of vertically integrated ice in WRF-based forecasts of lightning threat  extended abstract
Eugene W. McCaul Jr., USRA, Huntsville, AL ; and S. J. Goodman
2:15 PM3B.4Microphysical differences between tornadic and nontornadic supercell rear-flank downdrafts revealed by dual-polarization radar measurements  extended abstract wrf recording
Matthew R. Kumjian, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK ; and A. V. Ryzhkov
2:30 PM3B.5Spectral analysis of dual-polarization radar signals in a tornadic supercell storm  extended abstract
Yadong Wang, Univ. of Oklahoma, Norman, OK; and X. Xiao and T. Y. Yu
2:45 PM3B.6ARMOR dual-polarimetric radar observations of tornadic debris signatures   wrf recording
Walter A. Petersen, NASA / MSFC, Huntsville, AL ; and L. D. Carey, K. R. Knupp, C. J. Schultz, and E. V. Johnson
 
3:00 PM-4:30 PM, Monday 2008, Madison Ballroom
Coffee Break and Formal Poster Viewing
 
3:00 PM-4:30 PM, Monday 2008, Madison Ballroom
Poster Session 1 Climate Change and Severe Weather Posters
 P1.1First results of climate change impacts on severe convective storms over Europe  extended abstract
Julia Sander, DLR Deutsches Zentrum für Luft- und Raumfahrt, Wessling, , Germany; and N. Dotzek
 
3:00 PM-4:30 PM, Monday 2008, Madison Ballroom
Poster Session 2 Super Tuesday Outbreak Posters
 P2.1Analysis of the tornado warnings for the 123 mile long tornado track during the Super Tuesday Outbreak  
Caitlin I. Ross, University of Nebraska, Lincoln, NE ; and D. Nietfeld and N. Umphlett
 P2.2Microphysical processes in two tornadic supercells inferred from ARMOR dual-polarimetric radar observations  
Lawrence D. Carey, University of Alabama in Huntsville, Huntsville, AL; and W. A. Petersen and K. R. Knupp
 P2.3The 2008 Super Tuesday Tornado Outbreak: Synthetic dual Doppler analysis of contrasting tornadic storm types  
Kevin Knupp, University of Alabama in Huntsville, Huntsville, AL ; and T. Coleman, L. Carey, W. Petersen, and C. Elkins
 
3:00 PM-4:30 PM, Monday 2008, Madison Ballroom
Poster Session 3 Supercells and Tornadoes Posters
 P3.1An Analysis of a Prolific Tornado-producing Cyclic Supercell Thunderstorm in Nuckolls County Nebraska, May 24, 2004  extended abstract
John P. Monteverdi, San Francisco State Univ., San Francisco, CA; and E. Polito, M. Gough, R. Bethke, and T. Seddon
 P3.2The Rosita Valley, TX tornado  extended abstract
Timothy P. Marshall, Haag Engineering Co., Irving, TX; and L. Eblen
 P3.3The Parkersburg, IA tornado  extended abstract
Timothy P. Marshall, Haag Engineering Co., Irving, TX; and K. Jungbluth and A. Baca
 P3.4A skirted Rankine combined vortex model  extended abstract
Vincent T. Wood, NOAA/NSSL, Norman, OK; and L. W. White
 P3.5Impact of a Tornado's Low–Reflectivity Eye on Distorting the Associated Peak Doppler Velocity Measurements: A Simulation Study  extended abstract
Rodger A. Brown, NOAA/NSSL, Norman, OK; and V. T. Wood and D. C. Dowell
 P3.6An investigation of the significant tornado outbreak in southern South Carolina and northern coastal Georgia on March 15, 2008  extended abstract
Frank Alsheimer, NOAA/NWSFO, North Charleston, SC; and R. Bright, J. Jelsema, W. Moen, J. Quagliariello, and D. Berry
 P3.7A Tale of Two Supercells: The Randall County storms of 16-17 October 2007  extended abstract
Matthew R. Kramar, NOAA/NWSFO, Amarillo, TX; and J. K. Jordan
 P3.8Structural variability of miniature supercells in tropical cyclone rainbands  
Matthew D. Eastin, Univ. of North Carolina, Charlotte, NC
 P3.9Coordinated in-situ and remote sampling of supercell thunderstorms  
Christopher C. Weiss, Texas Tech University, Lubbock, TX ; and J. Wurman
 P3.10Diagnotic calculations of motions of vertical velocity and low-level vertical vorticity maxima in radar data and numerically simulated supercell thunderstorms  
Robin L. Tanamachi, Univ. of Oklahoma, Norman, OK ; and R. Davies-Jones, H. B. Bluestein, D. C. Dowell, and H. Cai
 P3.11TWISTEX 2008: In situ and mobile mesonet observations of tornadoes  extended abstract
Christopher D. Karstens, Iowa State University, Ames, IA; and T. M. Samaras, A. Laubach, B. D. Lee, C. A. Finley, W. A. Gallus, and F. L. Haan
 P3.12Dual-Doppler analyses of the 4 May, 2007 supercell that produced the Greensburg, KS tornado  
Jana Lesak Houser, Univ. of Oklahoma, Norman, OK ; and H. B. Bluestein, K. Hardwick, S. J. Frasier, and M. Umscheid
 P3.13Thermodynamic and kinematic analysis near and within the Tipton, KS tornado on May 29 during TWISTEX 2008  extended abstract
Bruce D. Lee, WindLogics Inc., Grand Rapids, MN; and C. A. Finley and T. M. Samaras
 P3.14Three strong tornadoes in 2008 associated with boundary intersections and narrow instability close to 700 mb “cold-core” lows  extended abstract
Jonathan M. Davies, Private Meteorologist, Trimble/Kansas City, MO
 P3.15The April 28, 2008 Southeast Virginia Historic Tornado Outbreak  extended abstract
Bryan Jackson, NOAA/NWS, Wakefield, VA ; and J. Billet
 P3.16A detailed radar and damage analysis of the nocturnal QLCS tornadoes that moved through Omaha, Nebraska on 8 June, 2008  
Daniel Nietfeld, NOAA/NWSFO, Valley, NE; and J. T. Martinelli and B. E. Mayes
 P3.17The development of multiple low-level mesocyclones within a supercell  extended abstract
Joshua M. Boustead, NOAA/NWS, Topeka, KS ; and P. N. Schumacher
 P3.18Mobile mesonet observations of an intense RFD and multiple RFD gust fronts in the May 23 Quinter, Kansas tornadic supercell during TWISTEX 2008  extended abstract
Catherine A. Finley, WindLogics Inc., Grand Rapids, MN; and B. D. Lee
 P3.19Evaluation of NWS Watch and Warning Performance Related to Tornadic Events  extended abstract
Kelly M. Keene, National Weather Center Research Experiences for Undergraduates, Norman, OK ; and P. T. Schlatter, J. E. Hales, and H. Brooks
 P3.20DOW observations of multiple vortex structure in several tornadoes  extended abstract
Joshua Wurman, Center for Severe Weather Research, Boulder, CO; and K. A. Kosiba
 P3.21A preliminary result of statistics for meso-vortex-signatures in Japan detected by MRI-MDA  
Osamu Suzuki, Meteorological Research Institute, Tsukuba, Ibaraki, Japan; and H. Yamauchi, M. Nakazato, and H. Inoue
 P3.22Analysis of the Stuttgart Arkansas tornado  
Boniface J. Mills, University of Louisiana at Monroe, Monroe, LA ; and D. Wheeler and D. Jones
 P3.23The Association of Cell Mergers with Tornado Occurrence  extended abstract
Jaret W. Rogers, NOAA/NWSFO Phoenix, Phoenix, AZ; and C. C. Weiss
 P3.24Analysis of atmospheric conditions associated with the Embry-Riddle tornado of Christmas Day 2006  extended abstract
John M. Lanicci, Embry-Riddle Aeronautical Univ., Daytona Beach, FL
 P3.25Nocturnal tornadoes and low-level static stability  extended abstract
Amanda K. Kis, School of Meteorology, University of Oklahoma, Norman, OK ; and J. M. Straka and K. M. Kanak
 
4:30 PM-5:30 PM, Monday 2008, South Ballroom
Session 4 Supercells and Tornadoes
Chair: Curtis R. Alexander, Center for Severe Weather Research, Boulder, CO
4:30 PM4.1The structure and evolution of vortex lines in supercell thunderstorms  extended abstract wrf recording
Paul Markowski, Penn State University, University Park, PA; and Y. P. Richardson
4:45 PM4.2An aircraft penetration through a rear-flank downdraft: Revisting an old case  extended abstract wrf recording
Donald W. Burgess, CIMMS/Univ. of Oklahoma, Norman, OK
5:00 PM4.3Observations of storm scale boundary evolution within the 23 May 2007 Perryton, TX supercell  extended abstract wrf recording
Patrick S. Skinner, Texas Tech University, Lubbock, TX; and C. C. Weiss
5:15 PM4.4Multi-Scale Simulations of the 26 August 2007 Northwood, ND EF4 Tornado   wrf recording
Jeffrey S. Tilley, Univ. of North Dakota, Grand Forks, ND ; and C. J. Theisen and M. Askelson
 
5:30 PM-7:00 PM, Monday 2008, Madison Ballroom
Session Icebreaker Reception
 
7:00 PM-7:45 PM, Monday 2008, North & Center Ballroom
Session 4A VORTEX 2 Town Hall Meeting
4A.1Vortex 2: The Second Verification of the Origins of Rotation in Tornadoes Experiment  
Howard B. Bluestein, Univ. of Oklahoma, Norman, OK
 
7:45 PM-9:00 PM, Monday 2008, North & Center Ballroom
Session 5 VORTEX2-Related Contributions
Chair: Harold E. Brooks, NOAA/NSSL, Norman, OK
7:45 PM5.1The 2007 and 2008 MOBILE Experiment: Development and testing of the TTU StickNet platforms  extended abstract wrf recording
Christopher C. Weiss, Texas Tech University, Lubbock, TX ; and J. L. Schroeder
8:00 PM5.2Storm-scale sampling strategies for the mobile C-band Doppler radars during VORTEX2   wrf recording
Michael I. Biggerstaff, Univ. of Oklahoma, Norman, OK; and D. W. Burgess, G. D. Carrie, E. R. Mansell, L. J. Wicker, and C. L. Ziegler
8:15 PM5.3Severe-storm data collected in the Southern Plains by three mobile Doppler radars during the spring, 2007 and 2008   wrf recording
Howard B. Bluestein, Univ. of Oklahoma, Norman, OK; and I. PopStefanija, V. Venkatesh, P. S. Tsai, R. L. Tanamachi, M. M. French, J. C. Snyder, J. Houser, D. T. Dawson, C. Baldi, B. Seeger, S. J. Frasier, J. Knorr, and R. Bluth
8:30 PM5.4Preliminary Results and Report of the ROTATE-2008 radar / in-situ / mobile mesonet experiment   wrf recording
Joshua Wurman, Center for Severe Weather Research, Boulder, CO
8:45 PM5.5Comparison of polarimetric radar observations of tornadic supercells at S, C, and X bands  extended abstract wrf recording
Matthew R. Kumjian, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK ; and J. Snyder, A. V. Ryzhkov, D. S. Zrnic, S. Frasier, and H. B. Bluestein
 
Tuesday, 28 October 2008
8:30 AM-10:15 AM, Tuesday 2008, North & Center Ballroom
Session 6 Bow Echoes and Mesoscale Convective Systems
Chair: Robert J. Trapp, Purdue Univ., West Lafayette, IN
8:30 AM6.1Maintenance and Dissipation of mesoscale convective systems that encounter the Great Lakes   wrf recording
Nicholas D. Metz, Univ. at Albany/SUNY, Albany, NY; and L. F. Bosart
8:45 AM6.2Flash-flood-producing convective systems associated with mesoscale convective vortices   wrf recording
Russ S. Schumacher, Colorado State University, Fort Collins, CO ; and R. H. Johnson
9:00 AM6.3Kinematic structure and evolution of the 9 March 2006 Mississippi/Alabama bow echo   wrf recording
Calvin Elkins, Univ. of Alabama - Huntsville, Huntsville, AL
9:15 AM6.4The 19 July 2006 Midwest Derecho: A Meteorological Perspective and Lessons Learned  extended abstract wrf recording
Ron W. Przybylinski, NOAA/NWSFO, Saint Charles, MO; and J. E. Sieveking, B. D. Sipprell, and J. L. Guyer
9:30 AM6.5Analysis of the 21 July 2006 Greater St. Louis and Southwest Illinois Bow Echo event  extended abstract wrf recording
James E. Sieveking, NOAA/NWSFO, St. Charles, MO ; and R. W. Przybylinski
9:45 AM6.6Observations from the 23 August 2007 Chicago Derecho  extended abstract wrf recording
Gino Izzi, NOAA/NWS, Romeoville, IL; and R. W. Przybylinski, A. Lese, and R. Coomer
10:00 AM6.7On The Genesis of Bow Echo Mesovortices   wrf recording
Nolan T. Atkins, Lyndon State College, Lyndonville, VT; and M. St. Laurent
 
10:15 AM-10:45 AM, Tuesday 2008, Madison Ballroom
Coffee Break
 
10:45 AM-12:00 PM, Tuesday 2008, North & Center Ballroom
Session 7A Tropical Cyclones and Severe Weather
Chair: Russ S. Schumacher, Colorado State Univ., Fort Collins, CO CO
10:45 AM7A.1Tropical cyclone tornadoes -- A research and forecasting overview. Part 1: Climatologies, distribution and forecast concepts  extended abstract wrf recording
Roger Edwards, NOAA/NWS/NCEP/Storm Prediction Center, Norman, OK
11:00 AM7A.2Composite Distribution and Analysis of Tropical Cyclone Tornadoes: 1950-2005   wrf recording
Lori A. Schultz, University of Alabama, Huntsville, AL ; and D. J. Cecil
11:15 AM7A.3Reintensification of Tropical Storm Erin (2007) over Oklahoma   wrf recording
Thomas J. Galarneau Jr., SUNY, Albany, NY; and L. F. Bosart and R. S. Schumacher
11:30 AM7A.4A high-impact predecessor rain event over the midwest associated with Tropical Storm Erin (2007)   wrf recording
Thomas J. Galarneau Jr., SUNY, Albany, NY; and L. F. Bosart and R. S. Schumacher
11:45 AM7A.5Total lightning activity during the re-intensification of Tropical Storm Erin over Oklahoma on 18-19 August 2007   wrf recording
Donald R. MacGorman, NOAA/NSSL, Norman, OK; and T. J. Schuur and M. R. Kumjian
 
10:45 AM-12:00 PM, Tuesday 2008, South Ballroom
Session 7B Developments in Use of Satellite and Radar Data
Chair: Lawrence D. Carey, Univ. of Alabama, Huntsville, AL
10:45 AM7B.1Experimental, Satellite, Microphysically-Based, Early Alerts of Severe Convective Storms, Part 1: Scientific basis, methodology and its experimental application  extended abstract wrf recording
Daniel Rosenfeld, The Hebrew University of Jerusalem, Jerusalem, , Israel; and G. Kelman, W. L. Woodley, and J. Golden
11:00 AM7B.2Experimental, Satellite, Microphysically-Based, Early Alerts of Severe Convective Storms, Part 2: Evaluation of the Experimental Application   wrf recording
William L. Woodley, Woodley Weather Consultants, Littleton, CO ; and D. Rosenfeld, G. Kelman, and J. Golden
11:15 AM7B.3Comparing Detection Methods of Deep Convective Clouds in China with AMSU-B and FY-2C  
Zhoujie Cheng, Institute of Aviation Meteorology, Beijing, , China; and Y. Zhu, J. Liu, J. Bai, and W. Li
11:30 AM7B.4Dual-Doppler wind analysis of convective storms using the vertical vorticity equation   wrf recording
Alan Shapiro, University of Oklahoma, Norman, OK; and C. K. Potvin and J. Gao
11:45 AM7B.5Identifying critical strengths and limitations of current radar systems  extended abstract wrf recording
Jennifer F. Newman, National Weather Center REU, Norman, OK, Norman, OK ; and D. LaDue and P. L. Heinselman
 
12:00 PM-1:30 PM, Tuesday 2008
Lunch Break
 
1:30 PM-3:00 PM, Tuesday 2008, North & Center Ballroom
Session 8A Watches, Warnings, and Decision Making
Chair: Roger Edwards, NOAA/NWS/NCEP/SPC, Norman, OK
1:30 PM8A.1The Experimental Warning Program 2008 Spring Experiment at the NOAA Hazardous Weather Testbed  extended abstract wrf recording
Gregory J. Stumpf, CIMMS/Univ. of Oklahoma and NWS/MDL and NOAA/NSSL, Norman, OK; and T. M. Smith, K. Manross, and D. L. Andra
1:45 PM8A.2Experimental probabilistic hazard information in practice: Results from the 2008 EWP Spring Program  extended abstract wrf recording
Kristin M. Kuhlman, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK ; and T. M. Smith, G. J. Stumpf, K. L. Ortega, and K. L. Manross
2:00 PM8A.3Next generation warning products and services   wrf recording
John T. Ferree, NOAA/NWS Office of Climate, Water, and Weather Services, Norman, OK ; and K. A. Scharfenberg
2:15 PM8A.4Communicating severe local storm information to support decision-making: beyond the watch and the warning   wrf recording
Kevin A. Scharfenberg, NOAA/NWS Office of Climate, Water, and Weather Services, Norman, OK ; and D. L. Andra, S. A. Erickson, J. T. Ferree, and R. S. Schneider
2:30 PM8A.5Emergency Managers: Weather Communication and Training   wrf recording
Somer A. Erickson, NSSL/NOAA, Norman, OK ; and H. E. Brooks, J. G. LaDue, and H. D. O'Hair
2:45 PM8A.6A(Formerly P6.8) On the precision of threats in National Weather Service severe weather warnings  extended abstract wrf recording
Ray A. Wolf, NOAA/NWS, Davenport, IA; and S. Christensen
8A.6PAPER WITHDRAWN  
 
1:30 PM-3:00 PM, Tuesday 2008, South Ballroom
Session 8B Near-Surface Tornado Winds and Tornado Damage
Chair: Robin L. Tanamachi, Univ. of Oklahoma, Norman, OK
1:30 PM8B.1Using simulated tornado surface marks to help decipher near-ground wind fields  extended abstract wrf recording
D. C. Lewellen, West Virginia Univ., Morgantown, WV; and M. I. Zimmerman
1:45 PM8B.2Determination of tornado intensity from forest damage  extended abstract wrf recording
Veronika Beck, Technische Universität München, Garching, Germany; and N. Dotzek
2:00 PM8B.3Damage survey and deduction of vortex structure of the Greensburg, KS tornado  extended abstract wrf recording
Timothy P. Marshall, Haag Engineering Co., Irving, TX; and D. McCarthy, J. G. LaDue, J. Wurman, C. R. Alexander, P. Robinson, and K. A. Kosiba
2:15 PM8B.4Deployments of a 12-site in situ Wind/T/RH instrument array in tornadoes   wrf recording
Joshua Wurman, Center for Severe Weather Research, Boulder, CO
2:30 PM8B.5Derivation of physically motivated wind speed scales - the E-scale concept  extended abstract wrf recording
Nikolai Dotzek, DLR, Wessling, Germany
2:45 PM8B.6Experiences in using the EF-Scale since its inception  extended abstract wrf recording
James G. LaDue, NOAA/NWS, Norman, OK ; and K. L. Ortega
 
3:00 PM-4:30 PM, Tuesday 2008, Madison Ballroom
Coffee Break and Formal Poster Viewing
 
3:00 PM-4:30 PM, Tuesday 2008, Madison Ballroom
Poster Session 4 Bow Echoes, MCSs, and Mesoscale Processes Posters
 P4.1A case study of a long-lived warm-core circulation in the southern plains during the summer of 2007  
Chad M. Shafer, University of Oklahoma, Norman, OK ; and K. H. Goebbert, A. D. Schenkman, and N. Snook
 P4.2Composite RUC analyses of weakly-forced mesoscale convective systems  
Jason Hwang, University of Miami, Palmetto Bay, FL ; and D. J. Stensrud and M. C. Coniglio
 P4.3Analysis of the characteristics in a strong convective weather process in China  extended abstract
Li Zuxian, CMA, Changsha, China; and X. Lin
 P4.4The presence of thermal wind balance in MCS environments  
Benjamin C. Baranowski, North Carolina State University, Raleigh, NC; and M. D. Parker
 P4.5Processes That Influence The Damaging Potential of Bow Echo Mesovortices  
Nolan T. Atkins, Lyndon State College, Lyndonville, VT ; and M. St. Laurent
 P4.6Documentation of the overland reintensification of Tropical Storm Erin over Oklahoma, August 18, 2007  extended abstract
John P. Monteverdi, San Francisco State Univ., San Francisco, CA; and R. Edwards
 P4.7An Observational Investigation of Mesoscale Convective Systems Crossing the Appalachian Mountains  extended abstract
Casey E. Letkewicz, North Carolina State University, Raleigh, NC; and M. D. Parker
 P4.8Simulations of quasi-stationary convective systems occurring within mesoscale convergence and lifting  
Russ S. Schumacher, Colorado State University, Fort Collins, CO
 P4.9The impact of an enhanced damage analysis on determining the damaging wind mechanism within the 20 August 2007 bow echo across eastern Nebraska and southwestern Iowa  extended abstract
Jason T. Martinelli, Creighton Univ., Omaha, NE; and V. DeWald, D. Nietfeld, H. Holmes, and R. Caniglia
 P4.10A detailed analysis of vortex characteristics within a tornadic quasi-linear convective system  
Pamela M. Murray, Creighton University, Omaha, NE ; and J. Martinelli and J. B. Eylander
 P4.11Convection-resolving simulations of the environment associated with widespread turbulence within the upper-level outflow of a large mesoscale convective system  
Stanley B. Trier, NCAR, Boulder, CO; and R. D. Sharman
 P4.12Rapid-scan observations of a bow echo storm with a dual-polarization WSR-88D  extended abstract
Matthew R. Kumjian, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK ; and A. V. Ryzhkov
 
3:00 PM-4:30 PM, Tuesday 2008, Madison Ballroom
Poster Session 5 Data Assimilation Posters
 P5.1EnKF data assimilation and dual-Doppler analysis of the 29 May 2004 Geary, Oklahoma supercell  
Kristin M. Kuhlman, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK ; and E. R. Mansell, C. L. Ziegler, M. I. Biggerstaff, D. R. MacGorman, and D. C. Dowell
 P5.2EnKF analysis and forecast predictability of a tornadic supercell Storm  
Edward R. Mansell, NOAA/NSSL, Norman, OK ; and L. J. Wicker
 
3:00 PM-4:30 PM, Tuesday 2008, Madison Ballroom
Poster Session 6 Forecasting, Warning, and Verification Posters
 P6.1Operational recognition of high precipitation efficiency and low echo centroid convection  extended abstract
Ted M. Ryan, NOAA/NWSFO, Fort Worth, TX; and J. D. Vitale
 P6.2Evaluation of ESTOFEX forecasts: Lightning forecasts  
Harold E. Brooks, NOAA/NSSL, Norman, OK; and T. E. Thompson, C. S. Schwartz, C. M. Shafer, P. Marsh, A. Kolodziej, N. Dahl, and D. Buckey
 P6.3Evaluation of ESTOFEX forecasts: Severe thunderstorm forecasts  
Harold E. Brooks, NOAA/NSSL, Norman, OK; and T. E. Thompson, C. M. Shafer, C. Schwartz, P. Marsh, A. Kolodziej, N. Dahl, and D. Buckey
 P6.4Anticipating cloud-to-ground lightning initiation and frequency using WSR-88D reflectivity data  
Peter Wolf, NOAA/NWS, Jacksonville, FL
 P6.5Evaluating hail diagnosis techniques using high resolution verification  extended abstract
Kiel L. Ortega, Univ. of Oklahoma/CIMMS and NOAA/NSSL, Norman, OK ; and A. G. Kolodziej, J. Young, C. J. Wilson, A. Witt, and T. M. Smith
 P6.6Using maximum storm-top divergence and the vertical freezing level to forecast hail size  extended abstract
Joshua M. Boustead, NOAA/NWS, Topeka, KS
 P6.7Forecasting summertime convection in western North Dakota using RAOB  extended abstract
Daniel A. Brothers, North Dakota Atmospheric Resource Board, Bismarck, ND
 P6.8 moved. New paper number 8A.6A  
 P6.9 has been moved. New paper number 9A.6A  
 P6.10New Techniques for Integrating Environmental Information into Radar Base Data Analysis in National Weather Service Warning Decision Making  extended abstract
Michael A. Magsig, NOAA/NWS/WDTB, Norman, OK
 
3:00 PM-4:30 PM, Tuesday 2008, Madison Ballroom
Poster Session 7 Weather Hazards, Societal Impacts, and Public Perceptions Posters
 P7.1A constitution for personal flood safety  extended abstract
Jon W. Zeitler, NOAA/NWS/Austin-San Antonio Weather Forecast Office, New Braunfels, TX
 P7.2Assessing middle school and college students' conceptions about tornadoes and other weather phenomena  extended abstract
Elizabeth Polito, San Francisco State Univ., San Francisco, CA ; and K. Tanner and J. P. Monteverdi
 P7.3Vulnerability due to nocturnal tornadoes  extended abstract
Walker S. Ashley, Northern Illinois Univ., DeKalb, IL
 P7.4Non-tornadic convective wind fatalities in the United States  extended abstract
Alan W. Black, Northern Illinois Univ., DeKalb, IL; and W. S. Ashley
 
4:30 PM-6:00 PM, Tuesday 2008, North & Center Ballroom
Session 9A Forecasting, Warning, and/or Verification
Chair: Patrick J. McCarthy, MSC, Winnipeg, MB Canada
4:30 PM9A.1The Research Support Desk (RSD) initiative at Environment Canada: linking severe weather researchers and forecasters in a real-time operational setting  extended abstract wrf recording
David Sills, EC, Toronto, ON , Canada; and N. M. Taylor
4:45 PM9A.2Forecast challenges at the NWS Storm Prediction Center relating to the frequency of favorable severe storm environments  extended abstract wrf recording
Andrew R. Dean, CIMMS/Univ. of Oklahoma & NOAA/NWS Storm Prediction Center, Norman, OK; and R. S. Schneider
5:00 PM9A.3NWS tornado warnings with zero or negative lead times   wrf recording
J. Brotzge, CAPS/Univ. of Oklahoma, Norman, OK; and S. A. Erickson
9A.4PAPER WITHDRAWN  
5:15 PM9A.4AProximity soundings for the US from global reanalysis data: 1991-1999 (Formerly P12.4)   wrf recording
Jace Bauer, Purdue University, West Lafayette, IN; and H. E. Brooks
5:30 PM9A.5Storm-based warning verification: a new era in warning verification   wrf recording
Brenton William MacAloney II, NOAA/NWS, Silver Spring, MD
9A.6A Distributions-Oriented Approach to Forecast Verification of SPC  
Casey C. Crosbie, NOAA/NWS, Norman, OK
5:45 PM9A.6AEffective storm-based warning strategies (Formerly P6.9)   wrf recording
Kevin A. Scharfenberg, NOAA/NWS Office of Climate, Water, and Weather Services, Norman, OK ; and K. Cook, J. T. Ferree, B. N. Grant, and J. LaDue
 
4:30 PM-6:00 PM, Tuesday 2008, South Ballroom
Session 9B Data Assimilation
Chair: David J. Stensrud, NOAA/NSSL, Norman, OK
4:30 PM9B.1Impact of high temporal frequency radar data assimilation on storm-scale NWP model simulations  extended abstract wrf recording
Nusrat Yussouf, Cooperative Institute for Mesoscale Meteorological Studies, Norman, OK; and D. J. Stensrud
4:45 PM9B.2Importance of Environmental Variability to Storm-scale Radar Data Assimilation  extended abstract wrf recording
Jidong Gao, CAPS/Univ. of Oklahoma, Norman, OK; and D. J. Stensrud and M. Xue
5:00 PM9B.3Radar Reflectivity Assimilation for the Hourly RUC and Rapid Refresh   wrf recording
Stephen S. Weygandt, NOAA / ESRL / GSD, Boulder, CO; and S. G. Benjamin and J. M. Brown
9B.4A multi-case comparative assessment of storm-scale ensemble forecasts initialized with ensemble Kalman filter radar-data assimilation  
Altug Aksoy, NCAR, Boulder, CO; and D. C. Dowell and C. Snyder
5:15 PMPresentation P5.2 to elaborate during this time.  
5:30 PM9B.5The Impact of Assimilating Surface Pressure Tendency Observations on Severe Weather Events in a WRF Mesoscale Ensemble System  
Dustan M. Wheatley, NOAA/NSSL, Norman, OK ; and D. J. Stensrud
5:45 PM9B.6Analysis of MCV Tornadoes through Storm-scale Data Assimilation and Simulations  extended abstract
Alexander D. Schenkman, University of Oklahoma, Norman, OK; and M. Xue, A. Shapiro, K. Brewster, and J. Gao
 
8:00 PM-10:00 PM, Tuesday 2008, North & Center Ballroom
Session Video Night I
 
Wednesday, 29 October 2008
8:00 AM-8:45 AM, Wednesday 2008, North & Center Ballroom
Session 10 Mesoscale Processes and Modeling
Chair: Paul M. Markowski, Penn State University, University Park, PA
8:00 AM10.1Evaluation of the theoretical speed and depth of gravity currents using three-dimensional numerical simulations  extended abstract wrf recording
George H. Bryan, NCAR, Boulder, CO
8:15 AM10.2A numerical investigation of the effects of dry air aloft on quasi-linear convective systems  extended abstract wrf recording
Richard James, The Pennsylvania State University, University Park, PA ; and P. Markowski
8:30 AM10.3Response of nocturnal convective systems to low-level jets and morning surface heating  extended abstract wrf recording
Adam J. French, North Carolina State Univ., Raleigh, NC; and M. D. Parker
 
8:45 AM-10:00 AM, Wednesday 2008, North & Center Ballroom
Session 11 Numerical Weather Prediction I
Chair: Paul M. Markowski, Penn State University, University Park, PA
8:45 AM11.1Convection Forecasts from the Hourly Updated, 3-km High Resolution Rapid Refresh Model  extended abstract wrf recording
Tracy Lorraine Smith, NOAA/ESRL/GSD and CIRA, Boulder, CO ; and S. G. Benjamin, J. M. Brown, S. S. Weygandt, T. Smirnova, and B. E. Schwartz
9:00 AM11.2Evaluation of WRF forecasts of tornadic and nontornadic outbreaks occurring in the spring and fall when initialized with synoptic-scale input   wrf recording
Chad M. Shafer, University of Oklahoma, Norman, OK ; and A. E. Mercer, C. A. Doswell, M. B. Richman, and L. M. Leslie
9:15 AM11.3Severe storm forecast guidance based on explicit identification of convective phenomena in WRF-model forecasts  extended abstract wrf recording
Ryan Sobash, University of Oklahoma, Norman, OK; and D. R. Bright, A. R. Dean, J. S. Kain, M. Coniglio, S. J. Weiss, and J. J. Levit
9:30 AM11.4Predictability of mesoscale convective systems in two- and three-dimensional models   wrf recording
Matthew S. Wandishin, Univ. of Arizona and NSSL, Norman, OK ; and D. J. Stensrud, L. J. Wicker, and S. L. Mullen
9:45 AM11.5High resolution numerical modelling of deep moist convective processes: turbulent parameterizations and grid-scale effects   wrf recording
Elisabetta Fiori, CIMA Research Foundation, Savona, , Italy; and A. Parodi and F. Siccardi
 
10:00 AM-10:30 AM, Wednesday 2008, Madison Ballroom
Coffee Break
 
10:30 AM-12:00 PM, Wednesday 2008, North & Center Ballroom
Session 12 Numerical Weather Prediction II
Chair: Stephen S. Weygandt, NOAA/ESRL/GSD, Boulder, CO
10:30 AM12.1(Invited Talk) Severe-weather forecast guidance from the first generation of large domain convection-allowing models: Challenges and opportunities  extended abstract wrf recording
John S. Kain, NOAA/NSSL, Norman, OK; and S. J. Weiss, S. R. Dembek, J. J. Levit, D. R. Bright, J. L. Case, M. Coniglio, A. R. Dean, R. Sobash, and C. S. Schwartz
11:00 AM12.2CAPS Realtime Storm-scale Ensemble and High-resolution Forecasts as Part of the NOAA Hazardous Weather Testbed 2008 Spring Experiment  extended abstract wrf recording
M. Xue, CAPS/Univ. of Oklahoma, Norman, OK ; and F. Kong, K. Thomas, J. Gao, Y. Wang, K. Brewster, K. Droegemeier, J. S. Kain, S. J. Weiss, D. Bright, M. C. Coniglio, and J. Du
11:15 AM12.3Real-Time Storm-Scale Ensemble Forecast 2008 Spring Experiment  extended abstract wrf recording
Fanyou Kong, CAPS/Univ. of Oklahoma, Norman, OK; and M. Xue, K. K. Droegemeier, K. Thomas, Y. Wang, J. S. Kain, S. J. Weiss, D. R. Bright, and J. Du
11:30 AM12.4Evaluation of WRF model output for severe-weather forecasting from the 2008 NOAA Hazardous Weather Testbed Spring Experiment  extended abstract wrf recording
Michael C. Coniglio, NOAA/NSSL, Norman, OK ; and J. S. Kain, S. J. Weiss, D. R. Bright, J. J. Levit, G. W. Carbin, K. W. Thomas, F. Kong, M. Xue, M. L. Weisman, and M. E. Pyle
11:45 AM12.5Explicit forecasting of bow echoes/derechoes with the WRF-ARW model  
Morris L. Weisman, NCAR, Boulder, CO ; and W. Wang and K. Manning
 
12:00 PM-1:30 PM, Wednesday 2008
Lunch Break
 
1:30 PM-3:00 PM, Wednesday 2008, North & Center Ballroom
Session 13A Ensemble Forecasts of Severe Weather
Chair: Steven J. Weiss, NOAA/NWS/NCEP/SPC, Norman, OK
1:30 PM13A.1Utility of Short-Range Ensemble Forecast (SREF) guidance for forecasting the development of severe convection  extended abstract wrf recording
Jared L. Guyer, NOAA/NWS/NCEP/SPC, Norman, OK ; and D. R. Bright
1:45 PM13A.2Utilizing Short Range Ensemble Point Forecast Soundings for Severe Storms Forecasting  extended abstract wrf recording
Jason J. Levit, NOAA/NWS/NCEP/SPC, Norman, OK ; and J. Hart, R. S. Schneider, D. R. Bright, and R. L. Thompson
2:00 PM13A.3Using Short Range Ensemble Forecasts and High Resolution Model Guidance to Assess the Potential for Tornadoes across Southeast Virginia on 28 April 2008  extended abstract wrf recording
Josh Korotky, NOAA/NWS, Pittsburgh, PA; and R. Grumm
2:15 PM13A.4Ensemble forecasts of severe convective events during spring 2007: Improvements from surface data assimilation using an ensemble Kalman filter   wrf recording
David J. Stensrud, NOAA/NSSL, Norman, OK; and N. Yussouf and D. C. Dowell
2:30 PM13A.5Ensemble forecasts of severe convective storms   wrf recording
David C. Dowell, NCAR, Boulder, CO; and D. J. Stensrud
2:45 PM13A.6Toward improved convection-allowing ensembles: Model physics sensitivities and optimizing probabilistic guidance with small ensemble membership  extended abstract wrf recording
Craig S. Schwartz, School of Meteorology, University of Oklahoma, Norman, OK ; and J. S. Kain, D. R. Bright, S. J. Weiss, M. Xue, F. Kong, J. J. Levit, M. C. Coniglio, and M. S. Wandishin
 
1:30 PM-3:00 PM, Wednesday 2008, South Ballroom
Session 13B Cool Season and Non-Convective Severe Weather
Chair: Jenni Rauhala, Finnish Meteorological Institute, Helsinki Finland
1:30 PM13B.1 moved. New paper number P8.7  
1:31 PM13B.2Analysis of cross-spectrum supercells during the north Georgia tornado event of 2 January 2006  extended abstract wrf recording
Trisha D. Palmer, NOAA/NWSFO, Peachtree City, GA; and B. A. Miller, L. P. Rothfusz, and S. E. Nelson
1:45 PM13B.3The 17 February 2006 Severe Weather and High Wind Event across Eastern New York and New England  extended abstract wrf recording
Thomas A. Wasula, NOAA/NWS, Albany, NY; and A. Wasula and N. A. Stuart
2:00 PM13B.4Evolution of a Wintertime Pacific Northwest Mini-Supercell and Tornado  extended abstract wrf recording
David Elson, NOAA/NWSFO, Portland, OR; and J. Wolfe, C. Dalton, and W. R. Schneider
2:15 PM13B.5Non-convective high wind events: a climatology for the Great Lakes region  extended abstract wrf recording
John A. Knox, Univ. of Georgia, Athens, GA; and M. C. Lacke, J. D. Frye, A. E. Stewart, J. D. Durkee, C. M. Fuhrmann, and S. M. Dillingham
2:30 PM13B.6Structure and characteristics of long lake axis-parallel lake-effect storms  extended abstract wrf recording
Scott M. Steiger, SUNY, Oswego, NY; and R. J. Ballentine
2:45 PM13B.7The climatology, convective mode, and mesoscale environment of cool season severe thunderstorms in the Ohio and Tennessee Valleys, 1995-2006  extended abstract wrf recording
Bryan T. Smith, NOAA/NWS/NCEP/SPC, Norman, OK; and J. L. Guyer and A. R. Dean
 
3:00 PM-4:30 PM, Wednesday 2008, Madison Ballroom
Coffee Break and Formal Poster Viewing
 
3:00 PM-4:30 PM, Wednesday 2008, Madison Ballroom
Poster Session 10 Numerical Modeling and Weather Prediction Posters
 P10.1 moved. New paper number 14.5A  
 P10.2Evaluation of WRF forecasts of tornadic and nontornadic outbreaks when initialized with synoptic-scale input: The utility of “base-state” parameters  
Chad M. Shafer, University of Oklahoma, Norman, OK ; and A. E. Mercer, C. A. Doswell, M. B. Richman, and L. M. Leslie
 P10.3Next-day convection-allowing WRF model guidance: A second look at 2- vs. 4-km grid spacing  extended abstract
Craig S. Schwartz, School of Meteorology, University of Oklahoma, Norman, OK ; and J. S. Kain, S. J. Weiss, D. R. Bright, M. Xue, F. Kong, K. W. Thomas, J. J. Levit, and M. C. Coniglio
 P10.4Forecasting of floods using combined nowcasting, mesoscale NWP and hydrological models  
Geoffrey L. Austin, Univ. of Auckland, Auckland, New Zealand; and B. Austin, L. S. Stacey, and P. I. Shucksmith
 P10.5The NOAA Hazardous Weather Testbed 2008 Spring Experiment: Technical and Scientific Challenges of Creating a Data Visualization Environment for Storm-Scale Deterministic and Ensemble Forecasts  extended abstract
Jason J. Levit, NOAA/NWS/NCEP/SPC, Norman, OK; and G. W. Carbin, D. R. Bright, J. S. Kain, S. J. Weiss, R. S. Schneider, M. C. Coniglio, M. Xue, K. W. Thomas, M. Pyle, and M. L. Weisman
 P10.6The dependence of high-precipitation supercells on preexisting airmass boundaries: a targeted modeling study  extended abstract
Jennifer M. Brown, Univ. of Nebraska-Lincoln, Lincoln, NE; and A. L. Houston
 P10.7The evolution of multi-scale ensemble guidance in the prediction of convective and severe convective storms at the Storm Prediction Center  extended abstract
David R. Bright, NOAA/NWS/NCEP/SPC, Norman, OK; and S. J. Weiss, J. J. Levit, and R. S. Schneider
 P10.8The operational High Resolution Window WRF model runs at NCEP: Advantages of multiple model runs for severe convective weather forecasting  extended abstract
Steven J. Weiss, NOAA/NWS/NCEP/SPC, Norman, OK ; and M. E. Pyle, Z. Janjic, D. R. Bright, J. S. Kain, and G. J. DiMego
 P10.9Persistent low level mesocyclones in simulated supercell thunderstorms  
Leigh Orf, Central Michigan Univ., Mount Pleasant, MI; and G. H. Bryan, R. Rotunno, M. L. Weisman, and H. B. Bluestein
 P10.10Impact of spatially varying inversion strength on the evolution of a simulated supercell storm  
Conrad L. Ziegler, NOAA/NSSL, Norman, OK ; and E. R. Mansell, J. M. Straka, D. R. MacGorman, and D. W. Burgess
 P10.11Cell interaction, supercell behavior and tornadogenesis  
Brian F. Jewett, Univ. of Illinois, Urbana, IL; and R. B. Wilhelmson and B. D. Lee
 
3:00 PM-4:30 PM, Wednesday 2008
Poster Session 8 Cool Season and Non-Convective Severe Weather Posters
 P8.1 moved. New paper number 13B.6  
 P8.2Cool season tornadoes in the southeast U.S  extended abstract
Stephen B. Konarik, NOAA/NWSFO, Peachtree City, GA; and S. E. Nelson
 P8.3An Examination of the Areal Extent of High Winds due to Mountain Waves along the Western Foothills of the Southern Appalachian Mountains  extended abstract
David M. Gaffin, NOAA/NWSFO, Morristown, TN
 P8.4Mesoscale analysis of wintertime nonmesocyclone tornadogenesis in northwest Texas: 27 December 2007  
Mark R. Conder, NOAA/NWSFO, Lubbock, TX; and G. Skwira and T. T. Lindley
P8.5Severe Local Coastal Storms: New Perspectives on Frequency, Intensity and Impacts  
Robert K. Doe, University of Portsmouth (formerly), Dordrecht, , Netherlands
 P8.6A diagnostic study of non-convective high winds in the 12-13 November 2003 Great Lakes cyclone  
Christopher M. Fuhrmann, NOAA-Southeast Regional Climate Center and Univ. of North Carolina, Chapel Hill, NC ; and J. D. Durkee, J. A. Knox, S. M. Dillingham, J. D. Frye, A. E. Stewart, and M. C. Lacke
 P8.72007-2008 Cool season tornado climatology (Formerly 13B.1)  extended abstract
Madison Lindsay Burnett, National Weather Center Research Experience for Undergraduates Program, Norman, OK ; and G. W. Carbin and J. T. Schaefer
 
3:00 PM-4:30 PM, Wednesday 2008, Madison Ballroom
Poster Session 9 Event Case Studies Posters
 P9.1Analysis of the characteristics in a Supercell Storm event in China  extended abstract
Huang Xiaoyu, CMA, Changsha, China
 P9.2Analysis of the characteristics in a typical thunderstorm gale event in south China  extended abstract
Ye Chengzhi, CMA, Changsha, China
 P9.3A Comparison of Two Lake Breeze Severe Events with a Threat Chart Application  extended abstract
Thomas A. Wasula, NOAA/NWS, Albany, NY; and P. Wilson, L. F. Bosart, D. Keyser, and R. L. Tracey
 P9.4WRF-enabled diagnosis of the 12 March 2006 severe weather outbreak  extended abstract
Anthony Reinhart, University of Nebraska-Lincoln, Lincoln, NE; and R. J. Trapp
 P9.5The development of tornadic storms near a surface warm front in England  
Pieter Groenemeijer, Institute for Meteorology and Climate Research, Karlsruhe Institute of Technology, Karlsruhe, , Germany; and U. Corsmeier and C. Kottmeier
 P9.6Radar observations of a tornadic severe frontal rainband  extended abstract
Jenni Rauhala, Finnish Meteorological Institute, Helsinki, Finland; and A. J. Punkka
 P9.7The 25 May 2008 Hugo, Minnesota EF-3 Tornado: supercell tornadogenesis in the presence of an apparently cold rear flank downdraft  extended abstract
Thomas R. Hultquist, NOAA/NWS, Chanhassen, MN
 P9.8The southwest Ohio minisupercell tornado outbreak of 11 July 2006. Part II: Investigation into rear-flank downdraft formation and its relation to tornadogenesis  extended abstract
Daniel Hawblitzel, NOAA/NWSFO, Wilmington, OH
 P9.9The southwest Ohio mini-supercell tornado outbreak of 11 July 2006. Part I: Mesoscale and radar analysis  extended abstract
Daniel Hawblitzel, NOAA/NWSFO, Wilmington, OH
 P9.10Elie, Manitoba, Canada, June 22, 2007: Canada's first F5 tornado  extended abstract
Patrick J. McCarthy, MSC, Winnipeg, MB, Canada; and D. Carlsen and J. Slipec
 P9.11An analysis of the 22 May 2008 Windsor, Colorado, tornado  extended abstract
Daniel T. Lindsey, NOAA/NESDIS, Fort Collins, CO; and S. D. Miller, J. Braun, and D. Bikos
 P9.12Tornadic convection in the New York City Metropolitan Region: The 8 August 2007 event and a composite analysis  
Brian A. Colle, Stony Brook University / SUNY, Stony Brook, NY; and K. Lombardo, J. S. Tongue, W. Goodman, and N. Vaz
 P9.13Super-resolution polarimetric observations of a cyclic tornadic supercell  extended abstract
Matthew R. Kumjian, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK ; and A. V. Ryzhkov and V. Melnikov
 P9.14An examination of radar and lightning characteristics of the “Atlanta Tornado” of March 14-15, 2008  extended abstract
John M. Trostel, Georgia Tech Research Institute, Atlanta, GA; and J. L. Matthews, C. Coyle, and N. W. S. Demetriades
 P9.15Mesoscale Aspects of the 11 March 2006 Severe Weather Outbreak  extended abstract
Fred H. Glass, NOAA/NWSFO, St. Charles, MO
P9.16Terminal Doppler Weather Radar observation of a cyclic tornado supercell  
Gino Izzi, NOAA/NWS Chicago, IL, Romeoville, IL
 P9.17A case study of the 15 March 2008 South Carolina supercell outbreak  
David A. Glenn, NOAA/NWSFO Columbia, South Carolina, West Columbia, SC ; and H. Coleman, A. W. Petrolito, and M. W. Cammarata
 
5:00 PM-8:00 PM, Wednesday 2008
Session Riverboat Cruise and Banquet Dinner
 
Thursday, 30 October 2008
8:30 AM-10:00 AM, Thursday 2008, North & Center Ballroom
Session 14 Numerical Modeling: Tornadoes and Tornadogenesis
Chair: George H. Bryan, NCAR, Boulder, CO
8:30 AM14.1On the role of descending rain curtains in tornadogenesis  extended abstract wrf recording
Amanda K. Kis, School of Meteorology, University of Oklahoma, Norman, OK ; and J. M. Straka and K. M. Kanak
8:45 AM14.2Descending Reflectivity Cores in a simulated supercell  extended abstract wrf recording
Leigh Orf, Central Michigan Univ., Mount Pleasant, MI; and M. S. Gilmore, J. M. Straka, R. B. Wilhelmson, L. J. Wicker, and E. N. Rasmussen
9:00 AM14.3 moved. New poster number P10.11  
9:01 AMPresentation 17B.4 to elaborate during this time.  
9:15 AM14.4Numerical simulation of a tornadogenesis in a mini-supercell associated with Typhoon Shanshan on 17 September 2006  extended abstract wrf recording
Wataru Mashiko, MRI, Tsukuba, , Japan; and H. Niino and T. Kato
14.5Understanding the balance of forces in a long-lived simulated supercell-spawned tornado  
Matthew S. Gilmore, University of North Dakota, Grand Forks, ND ; and R. B. Wilhelmson, L. J. Wicker, and G. S. Romine
9:30 AM14.5AEffect of the lower boundary condition on tornado intensity in an axisymmetric, constant-viscosity, closed model of tornadogenesis 14.5  extended abstract wrf recording
Robert Davies-Jones, NOAA/NSSL, Norman, OK
9:45 AM14.6The dependence of tornado corner flow dynamics on the outer core flow ‎  
Karen A. Kosiba, Purdue Univ., West Lafayette, IN ; and R. J. Trapp
10:00 AM14.7High Resolution Real-Data Simulations of the 3 May 1999 Tornadic Storms with Multi-Moment Microphysics   wrf recording
Daniel T. Dawson II, CAPS/Univ. of Oklahoma, Norman, OK
 
10:00 AM-10:30 AM, Thursday 2008, Madison Ballroom
Coffee Break
 
10:30 AM-12:00 PM, Thursday 2008, North & Center Ballroom
Session 15 Numerical Modeling: Storm and Environment
Chair: Catherine A. Finley, WindLogics Inc., Grand Rapids, MN
10:30 AM15.1The role of near-surface wind shear on low-level mesocyclone generation and tornadoes: Renascentia  
Louis J. Wicker, NOAA/NSSL, Norman, OK
10:45 AM15.2Storm-relative flow and its relationship to low-level vorticity in simulated storms  extended abstract wrf recording
Cody Kirkpatrick, University of Alabama in Huntsville, Huntsville, AL ; and E. W. McCaul
11:00 AM15.3The effect of variations in low level thermodynamic structure on the rear flank downdraft of simulated supercells  extended abstract wrf recording
Jason A. Naylor, University of North Dakota, Grand Forks, ND ; and M. A. Askelson
11:15 AM15.4The effects of thermodynamic variability on low-level baroclinity and vorticity within numerically simulated supercell thunderstorms  extended abstract wrf recording
Jeffrey Beck, Texas Tech Univ., Lubbock, TX; and C. C. Weiss
11:30 AM15.5The effects of varying low-level, environmental stability on low-level rotation in numerical simulations of elevated supercells  extended abstract wrf recording
Christopher J. Nowotarski, Pennsylvania State University, University Park, PA; and P. M. Markowski
11:45 AM15.6Bridging the gap between observed and simulated supercell cold pool characteristics   wrf recording
Glen S. Romine, Univ. of Illinois, Urbana, IL; and D. C. Dowell and R. B. Wilhelmson
 
12:00 PM-1:30 PM, Thursday 2008
Lunch Break
 
1:30 PM-3:00 PM, Thursday 2008, North & Center Ballroom
Session 16A Severe Weather Climatology I
Chair: Philip N. Schumacher, NOAA/NWS, Sioux Falls, SD
1:30 PM16A.1On the relationship between preliminary and final tornado counts in the SPC database   wrf recording
Harold E. Brooks, NOAA/NSSL, Norman, OK; and G. W. Carbin
1:45 PM16A.2Re-creation of historic Iowa EF-5 tornado environments using high-resolution workstation WRF output initialized with NCEP Reanalysis grids  extended abstract wrf recording
Karl Jungbluth, NOAA/NWSFO, Des Moines, IA
2:00 PM16A.3Synoptic environments and convective modes associated with significant tornadoes in the contiguous United States  extended abstract wrf recording
Richard L. Thompson, NOAA/NWS/NCEP, Norman, OK ; and J. S. Grams and J. Prentice
2:15 PM16A.4A Comprehensive 5-year Severe Storm Environment Climatology for the Continental United States  extended abstract wrf recording
Russell S. Schneider, NOAA/NWS Storm Prediction Center, Norman, OK; and A. R. Dean
2:30 PM16A.5Climatology of high lapse rates over North America (1974–2007)   wrf recording
Jason M. Cordeira, Univ. of Albany/SUNY, Albany, NY; and T. J. Galarneau and L. F. Bosart
2:45 PM16A.6Climatology of storm reports relative to upper-level jet streaks  extended abstract wrf recording
Adam J. Clark, Iowa State University, Ames, IA; and C. J. Schaffer, W. A. Gallus, and K. Johnson-O'Mara
 
1:30 PM-3:00 PM, Thursday 2008, South Ballroom
Session 16B New Techniques and Technologies
Chair: Alan Shapiro, University of Oklahoma, Norman, OK
1:30 PM16B.1Evaluation of a new multiple-Doppler tornado detection and characterization technique using real radar observations  extended abstract
Corey K. Potvin, University of Oklahoma, Norman, OK; and A. Shapiro, T. Y. Yu, J. Gao, and M. Xue
1:45 PM16B.2Attenuation correction techniques and hydrometeor classification of high-resolution, X-band, dual-polarized mobile radar data of severe convective storms  
Jeffrey C. Snyder, Univ. of Oklahoma, Norman, OK; and H. B. Bluestein, G. Zhang, S. J. Frasier, and K. Hardwick
2:00 PM16B.3Improved thunderstorm detection, tracking and assessment products for Environment Canada radars  extended abstract
Dave Patrick, Meteorological Service of Canada, Winnipeg, MB, Canada; and P. J. McCarthy
2:15 PM16B.4Objective global mapping of hailstorms by satellite  
Daniel J. Cecil, University of Alabama in Huntsville, Huntsville, AL
2:30 PM16B.5Improving above-surface water vapor analyses using satellite and RUC data  extended abstract
Daniel T. Lindsey, NOAA/NESDIS, Fort Collins, CO
2:45 PM16B.6Emerging technologies in the field in support of operations and research  extended abstract
Scott F. Blair, NOAA/NWS, Topeka, KS ; and A. E. Pietrycha, T. J. Allison, D. R. Deroche, and R. V. Fritchie
 
3:00 PM-4:30 PM, Thursday 2008, Madison Ballroom
Coffee Break and Formal Poster Viewing
 
3:00 PM-4:30 PM, Thursday 2008, Madison Ballroom
Poster Session 11 Convection Initiation Posters
 P11.1Environmental conditions favorable for the initiation of nocturnal convection over the eastern plains  
Philip N. Schumacher, NOAA/NWS, Sioux Falls, SD; and J. A. Chapman, M. Dux, and R. A. Weisman
P11.2Using Canadian GEM output for forecasts of convective initiation on the Canadian prairies: experimental techniques under development in the Hydrometeorology and Arctic Lab (HAL)  
Neil M. Taylor, EC, Edmonton, AB , Canada; and W. R. Burrows
 P11.3The emerging role of inertial instability in the initiation and organization of convection  
Russ S. Schumacher, Colorado State University, Fort Collins, CO ; and J. A. Knox and D. M. Schultz
 
3:00 PM-4:30 PM, Thursday 2008, Madison Ballroom
Poster Session 12 Severe Weather Climatology Posters
 P12.1Identification of Subtle Factors that Result in the Development of Persistent Severe Storms near Upper Level Ridges  
Kenneth R. Widelski, NOAA/NWS, Lubbock, TX ; and T. T. Lindley
 P12.2Regional variablity of CAPE and deep shear from reanalysis  
Victor Gensini, National Weather Center REU Program, Dekalb, IL
 P12.3Research Progress of Disastrous Weather and PoSCWF in China  
Bing Zhou, FSL/NMC/CMA, Beijing, China
 P12.4 moved. New paper number 9A.4A  
 P12.5Characteristics of eastern Australian-western Tasman Sea enhanced-Vs and their connection to severe weather  extended abstract
Geoffrey Feren, Bureau of Meteorology, Melbourne, Victoria, Australia
 P12.6A radar based climatology of thunderstorms in the Great Plains: Approach and preliminary results  extended abstract
Alexander R. Gibbs, University of Nebraska, Lincoln, NE; and A. L. Houston and J. Lahowetz
 P12.7A synoptic climatology of high impact events in the county warning area of the National Weather Service Forecast Office in Charleston, South Carolina  extended abstract
Frank Alsheimer, NOAA/NWSFO, North Charleston, SC; and J. Jelsema, B. L. Lindner, J. Johnson, D. Timmons, and T. Rolfson
 P12.8Synoptic environments associated with tornadoes in northern Arizona  extended abstract
David O. Blanchard, NOAA/NWS, Flagstaff, AZ
 P12.9Observational study on the pre-monsoon rain over Bangladesh  extended abstract
Masashi Kiguchi, IIS, Univ. of Tokyo, Japan, Meguro-ku, Tokyo, Japan; and Y. Yamane, N. Eguchi, T. Hayashi, and T. Oki
 P12.10The utility of severe weather parameters in the discrimination of tornadic and nontornadic outbreaks when analyzing reanalysis data: Emphasis on support vector machines  
Chad M. Shafer, University of Oklahoma, Norman, OK ; and A. E. Mercer, C. A. Doswell, M. B. Richman, and L. M. Leslie
 P12.11Composite analysis of severe weather outbreaks  
Andrew E. Mercer, CIMMS/Univ. of Oklahoma, Norman, OK; and C. M. Shafer, C. A. Doswell, L. M. Leslie, and M. B. Richman
 P12.12Statistical Analysis on Severe Convective Weather combining satellite, conventional observation and NCEP data  extended abstract
Yaping Zhu, Institute of Aviation Meteorology, Beijing, , China; and J. Liu, Z. Cheng, and Y. Li
 P12.13Assessing the impact of proximity sounding criteria on the climatological significant tornado environment  extended abstract
Corey K. Potvin, University of Oklahoma, Norman, OK; and K. L. Elmore and S. J. Weiss
 P12.14A Sounding-Derived Climatology of Significant Tornado Events in the Greenville-Spartanburg, South Carolina County Warning Area (1948-2006)  extended abstract
Justin D. Lane, NOAA/NWSFO, Greer, SC
 P12.15Sounding-derived Parameters Associated with Thunderstorm during Summer Period over South Korea  extended abstract
Hyo-Sik Eom, Dept. of Atmospheric Science, Kongju Nat'l Univ., Kongju, , South Korea; and M. S. Suh
P12.16Toward attribution of interannual variations in tornado frequency to regional atmospheric circulations  
Robert J. Trapp, Purdue Univ., West Lafayette, IN ; and R. Fleagle
 P12.17Statistical characteristics of storm tracks in North Dakota  
Victoria Le, Department of Geography, University of Western Ontario, London, ON , Canada; and J. Braun and C. Miller
 P12.18Synoptic-scale flow patterns associated with high lapse rates over North America  
Jason M. Cordeira, Univ. of Albany/SUNY, Albany, NY; and T. J. Galarneau and L. F. Bosart
 
3:00 PM-4:30 PM, Thursday 2008, Madison Ballroom
Poster Session 13 State of the Art Instrumentation and New Analysis Techniques Posters
 P13.1An Automatic Tracking and Recognition Algorithm for Thunderstorm Cloud-Cluster (TRACER)  extended abstract
Lan Hongping, Shenzhen Meteorological Observatory, Shenzhen, China
 P13.2Spring 2008 real-time phased array radar experiment  extended abstract
Pamela L. Heinselman, CIMMS/Univ. of Oklahoma, Norman, OK
 P13.3Kinetmatic and thermodynamic variability in the supercell environment observed using StickNet  extended abstract
Joel A. Dreessen, Texas Tech University, Lubbock, TX; and C. C. Weiss
 P13.4Validation of dual-Doppler analysis methods for a "tornadic" supercell  
Michael I. Biggerstaff, Univ. of Oklahoma, Norman, OK; and R. M. May, C. L. Ziegler, M. Xue, G. D. Carrie, D. P. Betten, K. M. Kuhlman, and D. R. MacGorman
 P13.5The UMass Mobile W-Band Doppler Radar: System Overview and Sample Observations  extended abstract
Pei S. Tsai, University of Massachusetts, Amherst, MA ; and S. J. Frasier, R. L. Tanamachi, and H. B. Bluestein
 P13.6Rapid-Scan Mobile Radar 3D GBVTD and traditional analysis of tornadogenesis  extended abstract
Joshua Wurman, Center for Severe Weather Research, Boulder, CO; and P. Robinson, W. Lee, C. R. Alexander, and K. A. Kosiba
 P13.73D GBVTD analysis of the Spencer, South Dakota (1998) Tornado  
Joshua Wurman, Center for Severe Weather Research, Boulder, CO; and C. R. Alexander, Y. P. Richardson, P. Robinson, and W. Lee
 P13.8Techniques for Automatically Geonavigating Photos  
Michael A. Magsig, NOAA/NWS/WDTB, Norman, OK
 P13.9Unmanned aircraft observations of airmass boundaries: The Collaborative Colorado-Nebraska Unmanned Aircraft System Experiment  extended abstract
Adam L. Houston, University of Nebraska-Lincoln, Lincoln, NE ; and B. Argrow, J. Elston, and J. Lahowetz
 
3:00 PM-4:30 PM, Thursday 2008, Madison Ballroom
Poster Session 14 Theory of Deep, Moist Convection Posters
 P14.1Cooked boundaries: Preliminary results from numerical experiments  extended abstract
Anthony Reinhart, University of Nebraska-Lincoln, Lincoln, NE; and A. L. Houston
 P14.2Interpretation of the "flying eagle" radar signature in supercells  extended abstract
Matthew R. Kumjian, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK ; and A. D. Schenkman
 P14.3Energetics of an air mass thunderstorm  
Lindsey T. Ritchie, Penn State University, University Park, PA ; and P. R. Bannon
 P14.4The effects of ambient wind shear and varying initial conditions on numerically simulated mammatus-like clouds  extended abstract
Katharine M. Kanak, School of Meteorology, University of Oklahoma, Norman, OK ; and J. M. Straka
 P14.5Gravity waves and forcing efficiency  
Jeffrey M. Chagnon, University of Reading, UK, Reading, Berkshire, United Kingdom
 P14.6Modernizing how we classify thunderstorms? An Operationally Useful Thunderstorm Classification Scheme  extended abstract
James G. LaDue, NOAA/NWS, Norman, OK ; and D. S. LaDue
 
4:30 PM-6:00 PM, Thursday 2008, North & Center Ballroom
Session 17A Severe Weather Climatology II
Chair: William A. Gallus, Jr., Iowa State University, Ames, IA
4:30 PM17A.1A climatology of the spatial and temporal distribution of convection over the Northeast United States   wrf recording
John Murray, Stony Brook University - SUNY, Stony Brook, NY ; and B. A. Colle
4:45 PM17A.2A climatology of convective system morphology over the Northeast United States   wrf recording
Kelly Lombardo, Stony Brook University - SUNY, Stony Brook, NY ; and B. A. Colle
5:00 PM17A.3Synoptic-scale convective environment climatology by ENSO phase in the north central U.S  extended abstract wrf recording
Barbara E. Mayes, NOAA/NWS, Valley, NE ; and J. M. Boustead, J. S. Boyne, G. R. Lussky, C. Cogil, and R. S. Ryrholm
5:15 PM17A.4Supercells of the Serranías del Burro  extended abstract wrf recording
Joshua D. Weiss, University of Massachusetts Lowell, Lowell, MA; and J. W. Zeitler
5:30 PM17A.5Development of a radar based thunderstorm climatology for North Dakota  extended abstract wrf recording
Faizul Mohee, University of Western Ontario, London, ON , Canada; and C. Miller
5:45 PM17A.6Characteristics of sub-diurnal extreme precipitation-producing systems   wrf recording
Nathan M. Hitchens, Purdue University, West Lafayette, IN ; and R. J. Trapp, M. E. Baldwin, and A. Gluhovsky
 
4:30 PM-6:00 PM, Thursday 2008, South Ballroom
Session 17B Numerical Modeling: Microphysics, Radiation, and Environmental Variability
Chair: Leigh Orf, Central Michigan Univ., Mount Pleasant, MI
4:30 PM17B.1The dynamical influences of cloud shading on simulated supercell thunderstorms  extended abstract
Jeffrey Frame, Penn State University, University Park, PA; and P. M. Markowski and J. Petters
4:45 PM17B.2Numerical simulations of supercells in convective boundary layers  extended abstract
Kent H. Knopfmeier, Pennsylvania State University, University Park, PA; and P. M. Markowski and Y. P. Richardson
5:00 PM17B.3The Super Tuesday outbreak: forecast sensitivities to single-moment microphysics schemes  extended abstract
Andrew L. Molthan, University of Alabama Huntsville, Huntsville, AL; and J. L. Case, S. R. Dembek, G. J. Jedlovec, and W. M. Lapenta
5:15 PM17B.4Improvements in the treatment of evaporation and melting in multi-moment versus single-moment bulk microphysics: results from numerical simulations of the 3 May 1999 Oklahoma tornadic storms  extended abstract
Daniel T. Dawson II, CAPS/Univ. of Oklahoma, Norman, OK; and M. Xue and J. A. Milbrandt
5:30 PM17B.5Worldwide microphysical thunderstorm variability in different climatic regions: a three-dimensional cloud modeling study  extended abstract
Robert E. Schlesinger, Univ. of Wisconsin, Madison, WI ; and S. A. Hubbard and P. K. Wang
5:45 PM17B.6DNS on growth of a vertical vortex in convection due to external forces  extended abstract
Ryota Iijima, Tokyo Institute of Technology, Yokohama, , Japan; and T. Tamura
 
Friday, 31 October 2008
8:00 AM-9:45 AM, Friday 2008, North & Center Ballroom
Session 18 Convection Initiation
Chair: Matthew D. Parker, North Carolina State Univ., Raleigh, NC
8:00 AM18.1A modelling study of the initiation and development of an isolated thunderstorm in CSIP IOP1   wrf recording
Humphrey W. Lean, Met Office, Reading, Berks., United Kingdom; and N. Roberts, P. Clark, and C. Morcrette
8:15 AM18.2Criticality: A proposed theory for understanding and forecasting deep convective initiation   wrf recording
Adam L. Houston, University of Nebraska-Lincoln, Lincoln, NE
8:30 AM18.3Vortical structures in convective boundary layers and implications for the initiation of deep convection  extended abstract wrf recording
Katharine M. Kanak, University of Oklahoma, Norman, OK
8:45 AM18.4Numerical simulations of the dryline and surrounding boundary layer on 22 May 2002 during IHOP   wrf recording
Michael S. Buban, CIMMS/Univ. of Oklahoma, Norman, OK ; and C. L. Ziegler and Y. P. Richardson
9:00 AM18.5Convection initiation and storm evolution forecasting using radar refractivity retrievals  extended abstract wrf recording
David Bodine, Atmospheric Radar Research Center, School of Meteorology, University of Oklahoma, Norman, OK; and P. L. Heinselman, B. L. Cheong, R. Palmer, and D. S. Michaud
9:15 AM18.6Observation of a weak, warm and dry downdraft in the vicinity of a convective storm system, inhibiting new convective initiation   wrf recording
Pieter Groenemeijer, Institute for Meteorology and Climate Research, Karlsruhe Institute of Technology, Karlsruhe, , Germany; and J. Trentmann, U. Corsmeier, and C. Kottmeier
9:30 AM18.7The Understanding Severe Thunderstorms and Alberta Boundary Layers Experiment (UNSTABLE): overview and preliminary results  extended abstract wrf recording
Neil M. Taylor, EC, Edmonton, AB , Canada; and D. M. L. Sills, J. Hanesiak, J. A. Milbrandt, C. D. Smith, G. Strong, S. Skone, P. J. McCarthy, and J. C. Brimelow
 
9:45 AM-10:15 AM, Friday 2008
Coffee Break
 
10:15 AM-11:45 AM, Friday 2008, North & Center Ballroom
Session 19 High-resolution radar observations of supercells and tornadoes
Chair: David O. Blanchard, NOAA/NWS, Flagstaff, AZ
10:15 AM19.1High-resolution, mobile Doppler radar observations of cyclic mesocyclogenesis in a supercell   wrf recording
Michael M. French, Univ. of Oklahoma, Norman, OK ; and H. B. Bluestein, D. C. Dowell, L. J. Wicker, M. R. Kramar, and A. L. Pazmany
10:30 AM19.2High-resolution observations of cyclic tornadogenesis on 12 May 2004 near Attica, KS   wrf recording
Yvette P. Richardson, Penn State Univ., University Park, PA; and J. M. Wurman and P. M. Markowski
10:45 AM19.3Mobile radar observations of tornadic supercells with multiple rear-flank gust fronts  extended abstract wrf recording
James N. Marquis, Pennsylvania State Univ., University Park, PA; and Y. Richardson, J. Wurman, P. Markowski, and D. C. Dowell
11:00 AM19.4Updated mobile radar climatology of supercell tornado structures and dynamics  extended abstract wrf recording
Curtis R. Alexander, Center for Severe Weather Research, Boulder, CO; and J. Wurman
11:15 AM19.5 has been withdrawn.  
11:30 AM19.5Dual-Doppler analyses of nontornadic supercells observed with mobile ground-based Doppler radars  extended abstract wrf recording
Mario Majcen, Pennsylvania State Univ., University Park, PA; and P. Markowski, Y. Richardson, and J. Wurman
 
11:45 AM-12:00 PM, Friday 2008, North & Center Ballroom
Session Concluding Remarks and Awards
 

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