11th Conference on Aviation, Range, and Aerospace and the 22nd Conference on Severe Local Storms

Session 17: Browse by Day

- Indicates paper has been withdrawn from meeting

Sunday, 3 October 2004

7:00 AM-7:00 AM: Sunday, 3 October 2004


1
Sun 3 October

5:00 PM-7:00 PM: Sunday, 3 October 2004


1
Conference Registration

8:00 PM-10:00 PM: Sunday, 3 October 2004


Vortex - II

Monday, 4 October 2004

7:00 AM-7:00 AM: Monday, 4 October 2004


1
Mon 4 October

7:30 AM-7:30 AM: Monday, 4 October 2004


1
Conference Registration continues Through Friday October 7

8:15 AM-8:30 AM: Monday, 4 October 2004


Joint Session
11th Conference on Aviation, Range, and Aerospace and the 22nd Conference on Severe Local Storms Opening Remarks
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Yvette P. Richardson, Penn State University; Timothy L. Wilfong Sr., ENSCO, Inc

Papers:
 
16A.1
Along-frontal kinematic and moisture variability and the impact on convection initiation

8:30 AM-8:30 AM: Monday, 4 October 2004


Keynote Speaker
Joint SLS and ARAM Keynote Addresses
Sponsors: (Joint between the 11th Conference on Aviation, Range, and Aerospace; and the 22nd Conference on Severe Local Storms )
Speaker: John Kern, Federal Aviation Administration

9:00 AM-9:00 AM: Monday, 4 October 2004


Keynote Speaker
Joint SLS and ARAM Keynote Addresses
Sponsors: (Joint between the 11th Conference on Aviation, Range, and Aerospace; and the 22nd Conference on Severe Local Storms )
Organizer: Gen D.L. Johnson, Assistant Administrator for Weather Services, NOAA/NWS

9:30 AM-9:30 AM: Monday, 4 October 2004


Keynote Speaker Session 1
Joint SLS and ARAM Keynote Addresses
Sponsors: (Joint between the 22nd Conference on Severe Local Storms; and the 11th Conference on Aviation, Range, and Aerospace )
Speaker: Donald W. Burgess, CIMMS/Univ. of Oklahoma

10:00 AM-10:00 AM: Monday, 4 October 2004


1
Coffee Break

10:30 AM-12:00 PM: Monday, 4 October 2004


1
Plans and Programs
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Lynn A. Sherretz, NOAA/ERL/FSL; David R. Rodenhuis, NOAA/NWS/Aviation Weather Center

Papers:
  10:30 AM
1.1
Integrated national plan for aviation weather: Vision, goals, and strategies
Mark Andrews, National Weather Service, Silver Spring, MD; and J. McCarthy

  11:00 AM
1.3
  11:15 AM
1.4
  11:30 AM
1.5
Risk management decision support for Traffic Flow Management
Stephen M. Zobell, The MITRE Corporation, McLean, VA

  11:45 AM
1.6
A response to hazardous weather: Integrate Weather Information into Traffic Flow Management
Debbie Johannes, Federal Aviation Administration, Herdon, VA; and D. Rodenhuis and M. W. Huberdeau


1
Technological advances in operations and warnings
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Alfred J. Bedard Jr., ETL; Tim Samaras, Applied Research Associates, Inc.

Papers:
  10:30 AM
1.1
The Infrasound network (ISNet): Background, design details, and display capability as a 88D adjunct tornado detection tool
Alfred J. Bedard Jr., NOAA/ETL, Boulder, CO; and B. W. Bartram, A. N. Keane, D. C. Welsh, and R. T. Nishiyama

  10:45 AM
1.2
A Comparison of ISNet Data with Radar Data for Tornadic and Potentially Tornadic Storms in Northeast Colorado
Edward J. Szoke, NOAA/ERL/FSL, Boulder, CO; and A. J. Bedard Jr., E. Thaler, and R. Glancy

http://laps.fsl.noaa.gov/szoke/severe/infrasound/infrasoundcases.html

  11:00 AM
1.3
Acoustic Energy Measured From Mesocyclones and Tornadoes in June 2003
Jeffrey E. Passner, U. S. Army Research Laboratory, White Sands Missile Range, NM; and J. M. Noble

Poster PDF (1.2 MB)
  11:15 AM
1.4
Using Lightning Mapping Array data to predict the onset of cloud to ground lightning
V. Lakshmanan, CIMMS/Univ. of Oklahoma/NOAA/NSSL, Norman, OK; and K. D. Hondl, D. R. MacGorman, and T. M. Smith

  11:30 AM
1.5
Flash Flood Warning Technology and Metrics
Matthew Kelsch, UCAR/COMET, Boulder, CO; and R. Koehler

http://www.comet.ucar.edu

  11:45 AM
1.6
Maintaining Operational Readiness in a Warning Environment: Development and Use of the Situation Awareness Display System (SADS)
Elizabeth M. Quoetone, NOAA/NWS Warning Decision Training Branch, Norman, OK; and D. L. Andra Jr., M. P. Foster, S. E. Nelson, and E. Mahoney

Poster PDF (240.7 kB)

12:00 PM-12:00 PM: Monday, 4 October 2004


1
Lunch Break

1:30 PM-2:45 PM: Monday, 4 October 2004


2
Traffic Flow Management
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: David R. Rodenhuis, NOAA/NWS/Aviation Weather Center; Lynn A. Sherretz, NOAA/ERL/FSL

Papers:
  1:30 PM
2.1
 
2.2
The need for precise weather forecasts for air traffic management

  2:00 PM
2.3
Quantifying Delay Reduction Benefits for Aviation Convective Weather Decision Support Systems
James E Evans, MIT Lincoln Lab., Lexington, MA; and S. Allan and M. Robinson

  2:30 PM
2.5
Weather impact on punctuality at Frankfurt Airport (Germany) - A statistical study
Thomas Hauf, University of Hannover, Hannover, Germany; and U. Spehr

  2:45 PM
2.6
Probabilistic Lightning Forecast Guidance for Aviation
Kathryn K. Hughes, NOAA/NWS, Silver Spring, MD

http://www.nws.noaa.gov/mdl/synop/products.shtml

1:30 PM-3:00 PM: Monday, 4 October 2004


2
Tornado and Severe Storm Environments I
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Stephen F. Corfidi, NOAA/NSSL/SPC; Harold E. Brooks, NOAA/NSSL

Papers:
  1:30 PM
2.1
  1:45 PM
2.2
The Evolution of Mesoscylcones and Tornadic Development Under Different Shear Profiles
Philip N. Schumacher, NOAA/NWS, Sioux Falls, SD; and J. M. Boustead and J. A. Chapman

  2:00 PM
2.3
Accuracy of Rapid Update Cycle low-level jet forecasts
Barry Schwartz, NOAA/ERL/FSL, Boulder, CO; and K. Brundage

  2:15 PM
2.4
Effective storm-relative helicity in supercell thunderstorm environments
Richard L. Thompson, NOAA/NSSL/SPC, Norman, OK; and R. Edwards and C. M. Mead

  2:30 PM
2.5
An examination of severe thunderstorm discrimination skills from traditional Doppler radar parameters and near storm environment (NSE) factors at large radar range
William E. Togstad, NOAA/NWS, Chanhassen, MN; and S. J. Taylor and J. L. Peters

http://www.crh.noaa.gov/mpx/soo/ams/msp_au~1.pdf

3:00 PM-3:00 PM: Monday, 4 October 2004


1
Formal Poster viewing with Coffee Break

3:00 PM-4:30 PM: Monday, 4 October 2004


Poster Session 1
Plans and Programs Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
P1.1
The National Aviation Weather Program: An Update on Implementation

 
Streamlining the FAA's Weather Architecture to meet Future NAS Needs
Cheryl G. Souders, FAA, Washington, DC; and R. C. Showalter and J. W. Tauss

Poster PDF (619.9 kB)
 
Roadmap for improved National Weather Service produced aviation weather products and services
Mark Andrews, National Weather Service, Silver Spring, MD; and K. L. Johnston and M. Graf

 
Improving Convective Weather Operations in Highly Congested Airspace with the Corridor Integrated Weather System (CIWS)
James E. Evans, MIT Lincoln Lab., Lexington, MA; and K. Carusone, M. M. Wolfson, M. Robinson, E. Ducot, and B. Crowe

Poster PDF (1.8 MB)

Poster Session 1
TORNADO AND SEVERE STORM ENVIRONMENTS
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Effective bulk shear in supercell thunderstorm environments
Richard L. Thompson, NOAA/NSSL/SPC, Norman, OK; and C. M. Mead and R. Edwards

Poster PDF (259.2 kB)
 
Assessment of anticyclonic supercell environments using close proximity soundings from the RUC model
Roger Edwards, SPC/NWS/NOAA, Norman, OK; and R. L. Thompson and C. M. Mead

Poster PDF (151.1 kB)
 
Tornadoes in a Deceptively Small CAPE Environment: The 4/20/04 Outbreak in Illinois and Indiana
Albert E. Pietrycha, NOAA/NWS, Romeoville, IL; and J. M. Davies, M. Ratzer, and P. Merzlock

Poster PDF (459.8 kB)
 
A multiscale examination of the 31 May 1998 Mechanicville, New York, tornado
Kenneth LaPenta, NOAA/NWS, Albany, NY; and L. F. Bosart, T. J. Galarneau Jr., and M. J. Dickinson

Poster PDF (2.8 MB)

Poster Session 2
HAZARD MITIGATION, SOCIETAL IMPACTS, AND WARNINGS
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
The Weather Event Simulator and opportunities for the severe storms community
Michael A. Magsig, CIMMS/Univ. of Oklahoma, Norman, OK; and N. M. Said, N. Levit, and X. Yu

Poster PDF (580.9 kB)
 
The Advanced Warning Operations Course (AWOC)
John T. Ferree, NOAA/NWS, Norman, OK; and E. M. Quoetone and M. A. Magsig

Poster PDF (240.2 kB)
 
The graphical severe weather warning initiative at the Fort Worth National Weather Service Office
William F. Bunting, NOAA/NWSFO, Fort Worth, TX; and L. Bucklew, P. Kirkwood, and S. Rae

Poster PDF (195.6 kB)
 
P2.4
Graphically depicting the hazardous weather in southern middle Tennessee and north Alabama

 
Severe Local Storm Warnings: Challenges from the 04 March 2004 Event
Gregory R. Patrick, NOAA/NWS, Fort Worth, TX; and G. Woodall

Poster PDF (842.2 kB)
 
Nonmeteorological factors in warning verification
Sarah Marie Davis, CIMMS/Univ. of Oklahoma, Norman, OK; and J. LaDue

Poster PDF (783.3 kB)
 
Overview of the ISNet data set and conclusions and recommendations from a March 2004 workshop to review ISNet data
Alfred J. Bedard Jr., ETL, Boulder, CO; and B. W. Bartram, B. Entwistle, J. Golden, S. Hodanish, R. M. Jones, R. T. Nishiyama, A. N. Keane, L. Mooney, M. Nicholls, E. J. Szoke, E. Thaler, and D. C. Welsh

Poster PDF (1.4 MB)
 
Infrasonic atmospheric propagation studies using a 3-D ray trace model
R. Michael Jones, CIRES/Univ. of Colorado, Boulder, CO; and E. S. Gu and A. J. Bedard Jr.

Poster PDF (1.1 MB)
 
Building damage issues in tornadoes
Timothy P. Marshall, Haag Engineering Co., Carrollton, TX

Poster PDF (1.2 MB)

Poster Session 2
Traffic Flow Management, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
Wind Prediction to Support Reduced Wake Vortex Separation Standars for Closely Spaced Parallel Runway Departures
Rodney E. Cole, MIT, Lincoln Laboratory, Lexington, MA; and S. Winkler

Poster PDF (564.6 kB)
 
Adverse weather and air traffic delays
Dave Rodenhuis, FAA, Herndon, VA

Poster PDF (79.7 kB)

Poster Session 3
Aviation Products, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
The Aviation Forecast Preparation System of the National Weather Service
Matthew R. Peroutka, NOAA/NWS/Office of Science and Technology/Meteorological Development Laboratory, Silver Spring, MD; and M. Graf, M. G. Oberfield, G. Trojan, and B. Li

 
The Advanced Satellite Aviation-weather Products (ASAP) initiative at the University of Wisconsin – CIMSS
Wayne F. Feltz, CIMSS/Univ. of Wisconsin, Madison, WI; and J. R. Mecikalski, J. J. Murray, D. B. Johnson, K. Bedka, S. Thomas, A. J. Wimmers, and C. C. Schmidt

http://cimss.ssec.wisc.edu/asap

Poster PDF (922.5 kB)
 
More intuitive graphics for Collaborative Convective Forecast Product (CCFP)
Danny L. Sims, FAA, Washington, DC; and R. Wise, T. Yuditsky, S. McGettigan, and P. J. Smith

Poster PDF (338.9 kB)
 
 
Continual Evolution of CCFP—User Needs for Extended Range Prediction
Thomas H. Fahey III, Northwest Airlines, Minneapolis, MN; and D. Rodenhuis

Poster PDF (192.4 kB)

4:30 PM-5:45 PM: Monday, 4 October 2004


3B
Hazard Mitigation, Societal Impacts, and Warnings
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Al Moller, NOAA/NWS; Ray A. Wolf, NOAA/NWS

Papers:
  4:30 PM
Potential insurance losses from a major tornado outbreak: the 1974 Super Outbreak example
Kyle A. Beatty, Risk Management Solutions, Inc., Newark, CA

Poster PDF (263.0 kB)
  4:45 PM
The enhanced Fujita (EF) scale
Timothy P. Marshall, Haag Engineering Co., Carrollton, TX; and J. R. McDonald and G. S. Forbes

  5:00 PM
Turn Around Don't Drown (TM)
Hector Guerrero, NOAA/NWS, San Angelo, TX; and K. Boyd, D. Cain, and L. Chapman

  5:15 PM
  5:30 PM
Analysis of tornadoes casualties using the census tract tornado path dataset
Kevin M. Simmons, Austin College, Sherman, TX; and D. Sutter

Poster PDF (34.0 kB)
 
3B.6
21st Century NWS Warning Communications- The Future of Warning Dissemination is Here

4:30 PM-6:00 PM: Monday, 4 October 2004


3
Aviation Products
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Thomas H. Fahey III, Northwest Airlines; Wayne R. Sand, Aviation Weather Consultants, LLC

Papers:
  4:30 PM
3.1
Tactical 0-2 Hour Convective Weather Forecasts for FAA
Marilyn M. Wolfson, MIT, Lexington, MA; and B. E. Forman, K. T. Calden, R. A. Boldi, W. J. Dupree, R. J. Johnson, C. Wilson, P. E. Bieringer, E. B. Mann, and J. P. Morgan

  4:45 PM
3.2
Advanced Terminal Weather Products Demonstration in New York
Shawn Allan, MIT, Lexington, MA; and R. DeLaura, B. Martin, D. A. Clark, and C. Gross

  5:00 PM
3.3
Providing a tactical thunderstorm product to FAA air traffic managers
Dennis M. Rodgers, NOAA Research - FSL, Boulder, CO; and Y. S. Chun, J. T. Frimel, L. Gifford, G. Pratt, and T. Amis

  5:15 PM
3.5
Three-dimensional high-resolution national radar mosaic
Jian Zhang, CIMMS/University of Oklahoma, Norman, OK; and K. Howard, W. Xia, C. Langston, S. Wang, and Y. Qin

  5:45 PM
3.7
Aviation Weather Web Site (AWWS)
Marie-France Turcotte, Meteorological Service of Canada, Dorval, PQ, Canada


3A
Tornado and Severe Storm Environments II
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Steven M. Zubrick, NOAA/NWSFO; Jason J. Levit, NOAA/NWS/NCEP/SPC

Papers:
  4:30 PM
The structure and climatology of boundary layer winds in the Southeast United States and its relationship to nocturnal tornado episodes
Alicia C. Wasula, SUNY, Albany, NY; and L. F. Bosart, R. S. Schneider, S. J. Weiss, R. H. Johns, G. S. Manikin, and P. Welsh

  4:45 PM
An observationally based hypothesis for significant tornadogenesis in mountain environments
Anton Seimon, Columbia University, Palisades, NY; and L. F. Bosart

Poster PDF (424.3 kB)
  5:00 PM
Identifying severe thunderstorm environments in southern Brazil: analysis of severe weather parameters
Ernani L. Nascimento, Universidade Federal de Santa Maria, Santa Maria, Brazil

http://www.lemma.ufpr.br/ernani/

  5:30 PM
A study of the pre-storm environment of tornadic quasi-linear convective systems
Elaine S. Godfrey, Univ. of Oklahoma, Norman, OK; and R. J. Trapp and H. E. Brooks

  5:45 PM
A case study of three severe Tornadic storms in Alberta, Canada
Max Dupilka, University of Alberta, Edmonton, AB, Canada; and G. Reuter

6:00 PM-6:00 PM: Monday, 4 October 2004


1
sessions end for the day

6:00 PM-8:00 PM: Monday, 4 October 2004


Icebreaker Reception

8:00 PM-8:00 PM: Monday, 4 October 2004


Weather Event Simulator Demonstration

Tuesday, 5 October 2004

7:00 AM-7:00 AM: Tuesday, 5 October 2004


1
Tue 5 October

8:00 AM-10:00 AM: Tuesday, 5 October 2004


4
Results from the BOW Echo and MCV Experiment (BAMEX) I
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Robert J. Trapp, Purdue University; George Bryan, NCAR

Papers:
  8:00 AM
4.1
An Overview of the Bow Echo and MCV Experiment (BAMEX)
Christopher A. Davis, NCAR, Boulder, Colorado; and M. L. Weisman

  8:30 AM
4.2
An assessment of convective system structure, cold pool properties, and environmental shear using observations from BAMEX
George H. Bryan, NCAR, Boulder, CO; and D. A. Ahijevych, C. A. Davis, M. L. Weisman, and R. Przybylinski

  8:45 AM
4.3
Radar and damage analysis of bow echoes observed during BAMEX
Dustan M. Wheatley, Purdue University, West Lafayette, IN; and R. J. Trapp and N. T. Atkins

  9:00 AM
4.4
MIPS Observations of Bow Echoes during BAMEX
Dustin Phillips, University of Alabama, Huntsville, AL; and K. Knupp

  9:15 AM
4.5
DAMAGING SURFACE WIND MECHANISMS WITHIN THE 10 JUNE 2003 ST. LOUIS BOW ECHO EVENT DURING BAMEX
Nolan T. Atkins, Lyndon State College, Lyndonville, VT; and C. Bouchard, R. Przybylinski, R. J. Trapp, and G. Schmocker

  9:30 AM
4.6
  9:45 AM
4.7

8:00 AM-12:00 PM: Tuesday, 5 October 2004


4
Turbulence and Wind Shear
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Robert Sharman, NCAR; Robert Baron, Baron Services, Inc.

Papers:
  8:15 AM
4.2
Weather patterns of Juneau Alaska and their relationship to aircraft hazards
Stephen A. Cohn, NCAR, Boulder, CO; and J. T. Braid, C. Dierking, M. K. Politovich, and C. G. Wade

  9:00 AM
4.5
Remote detection of turbulence using ground-based Doppler radars
John K. Williams, NCAR, Boulder, CO; and L. B. Cornman, D. Gilbert, S. G. Carson, and J. Yee

  9:15 AM
4.6
Comparison of Doppler LIDAR Observations of Severe Turbulence and Aircraft Data
S.T. Chan, Hong Kong Observatory, Hong Kong, China; and C. W. Mok

  9:30 AM
4.7
Generation of Turbulence and Wind Shear Alerts: Anatomy of a Warning System
Corinne S. Morse, NCAR, Boulder, CO; and S. G. Carson, D. Albo, S. Mueller, S. Gerding, and R. K. Goodrich

  9:45 AM
4.8
A Performance Evaluation of the Juneau wind hazard alert system
Tressa L. Fowler, NCAR, Boulder, CO; and J. T. Braid and M. J. Pocernich

  10:00 AM
4.9
Coffee Break

  10:30 AM
Turbulence and mountain wave conditions observed with an airborne 2-micron Doppler lidar
Edward H Teets Jr., NASA, Edwards, CA; and C. Ashburn, R. K. Bogue, and L. J. Ehernberger

  10:45 AM
Analysis of turbulence generation by gravity waves within an upper-Tropospheric front
Steven E. Koch, NOAA /FSL, Boulder, CO; and B. Jamison, E. Tollerud, C. Girz, T. Smith, T. P. Lane, N. Wang, M. A. Shapiro, D. D. Parrish, and O. Cooper

  11:45 AM
The complexity of clear air turbulence and its measurement and modeling for aviation safety,turbulent transport, and propagation studies
Owen R. Coté, Air Force Research Laboratory, Hanscom AFB, MA; and D. Wroblewski, J. Hacker, and R. J. Dobosy

10:30 AM-12:00 PM: Tuesday, 5 October 2004


5
Results from the Bow Echo and MCV Experiment (BAMEX) II
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Morris L. Weisman, NCAR; Kevin R. Knupp, University of Alabama

Papers:
  11:00 AM
5.3
DOPPLER OBSERVATIONS OF MCV STRUCTURE DURING BAMEX IOP1
Paul D. Reasor, Florida State University, Tallahassee, FL; and M. T. Montgomery and M. M. Bell

  11:15 AM
5.4
The long-lived MCV of 11-13 June 2003 during BAMEX
Thomas J. Galarneau Jr., SUNY, Albany, NY; and L. F. Bosart

  11:30 AM
5.5
Assimilation of BAMEX Observations with an Ensemble Kalman Filter
Fuqing Zhang, Texas A&M University, College Station, TX; and Z. Meng, D. Hawblitzel, C. A. Davis, and C. Snyder

  11:45 AM
5.6
System-relative distribution of atmospheric soundings obtained during BAMEX
D. A. Ahijevych, NCAR, Boulder, CO; and G. Bryan, C. A. Davis, J. C. Knievel, S. B. Trier, and M. Weisman

http://locust.mmm.ucar.edu/bamex/IOPloops20040625/

12:00 PM-12:00 PM: Tuesday, 5 October 2004


1
Lunch Break
Sponsors: (Joint between the 11th Conference on Aviation, Range, and Aerospace; and the 22nd Conference on Severe Local Storms )

1:30 PM-3:00 PM: Tuesday, 5 October 2004


Joint Session 1
Joint Session with 22nd Conference on Severe Local Storms and 11th Conference on Aviation, Range, and Aerospace Meteorology
Sponsors: (Joint between the 22nd Conference on Severe Local Storms; and the 11th Conference on Aviation, Range, and Aerospace )

Papers:
  1:45 PM
  2:00 PM
Hail detection during the Joint POLarization Experiment (JPOLE)
Pamela L. Heinselman, CIMMS/Univ. of Oklahoma, Norman, OK; and A. V. Ryzhkov

  2:15 PM
Forecasting Convective Initiation by Monitoring the Evolution of Moving Cumulus in Daytime GOES Imagery
Kristopher M. Bedka, CIMSS/Univ. of Wisconsin, Madison, WI; and J. R. Mecikalski, S. J. Paech, T. Berendes, and U. S. Nair

http://biscayne.ssec.wisc.edu/~johnm/CI_home

  2:30 PM
A new approach for mesoscale surface analysis: the space-time mesocale analysis system
Steven E. Koch, NOAA/FSL, Boulder, CO; and Y. Xie, N. Wang, J. A. McGinley, P. A. Miller, and S. Albers

  2:45 PM
A 13-km RUC AND BEYOND: RECENT DEVELOPMENTS AND FUTURE PLANS
Stanley G. Benjamin, NOAA/ESRL/GSD, Boulder, CO; and T. G. Smirnova, K. Brundage, S. S. Weygandt, T. L. Smith, B. Schwartz, D. Dévényi, J. M. Brown, and G. A. Grell

http://ruc.fsl.noaa.gov


6
Mesoscale Convective Systems
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Matthew D. Parker, University of Nebraska; Lawrence D. Carey, Texas A&M University

Papers:
  1:30 PM
6.1
A discretely propagating nocturnal Oklahoma squall line: Observations and numerical simulations
Robert G. Fovell, University of California, Los Angeles, CA; and B. Rubin-Oster and S. H. Kim

  1:45 PM
6.2
The interaction of simulated squall lines with idealized terrain
Jeffrey Frame, Penn State University, University Park, PA; and P. Markowski

  2:00 PM
6.3
Simulated convective lines with parallel precipitation
Matthew D. Parker, University of Nebraska, Lincoln, NE

  2:15 PM
6.4
A High Resolution Numerical Simulation of a Midwestern Quasi-Linear Convective System
Jason T. Martinelli, Creighton University, Omaha, NE; and R. W. Pasken and Y. J. Lin

  2:30 PM
6.5
Environmental precursors to mesoscale convective system development
Israel L. Jirak, Colorado State University, Fort Collins, CO; and W. R. Cotton

  2:45 PM
6.6

3:00 PM-3:00 PM: Tuesday, 5 October 2004


1
Formal Poster viewing with Coffee Break

3:00 PM-4:30 PM: Tuesday, 5 October 2004


Poster Session 3
Results from the Bow Echo and MCV Experiment (BAMEX)
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Dynamics and Predictability of MCVs Estimated through High-Resolution Deterministic and Probabilistic (Ensemble) Forecasts
Dan Hawbliztel, Texas A&M University, College Station, TX; and F. Zhang, Z. Meng, and C. A. Davis

 
Convective cold pool structure from BAMEX dropwindsonde and surface analysis
James Correia Jr., Iowa State University, Ames, IA; and R. W. Arritt

 
Investigation of the 31 May 2003 MCS with leading stratiform precipitation from BAMEX
Brandon A. Storm, University of Nebraska, Lincoln, NE; and M. D. Parker

Poster PDF (682.6 kB)
 
22 June 2003 BAMEX observations of a convective line with parallel precipitation
Eve A. Halligan, University of Nebraska, Lincoln, NE; and M. D. Parker

Poster PDF (2.0 MB)
 
Observations of turbulence during BAMEX missions
Diana L. Bartels, NOAA/ERL/FSL, Boulder, CO; and F. Caracena, B. D. Jamison, S. E. Koch, and E. I. Tollerud

Poster PDF (896.8 kB)
 
Some caution on the use of severe wind reports in post-event assessment and research
Robert J. Trapp, Purdue University, West Lafayette, IN; and D. M. Wheatley, N. T. Atkins, and R. W. Przybylinski

Poster PDF (164.5 kB)

Poster Session 4
Mesoscale Convective Systems and Convectively Driven High Wind Events
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Post mesoscale convective system convection
James LaDue, NOAA/NWS/WDTB, Norman, OK

Poster PDF (1.1 MB)
 
Mesoscale analysis of the cavendish, VT bow-echo tornado on 21 July 2003
Nolan T. Atkins, Lyndon State College, Lyndonville, VT; and B. Taber

Poster PDF (2.9 MB)
 
MESOCYCLONE INDUCED SEVERE WINDS WITHIN DERECHO PRODUCING MESOSCALE CONVECTIVE SYSTEMS (DMCSs)
Shawn M. Liebl, Texas Tech University, Lubbock, TX; and R. E. Peterson

Poster PDF (316.2 kB)
 
Derecho families
Walker S. Ashley, University of Georgia, Athens, GA; and T. L. Mote and M. L. Bentley

Poster PDF (241.3 kB)
 
Observations From The 13 April 2004 Wake Low Damaging Wind Event in South Florida
Robert R. Handel, NOAA/NWS, Miami, FL; and P. Santos

Poster PDF (1.1 MB)
 
A preliminary investigation of derecho-producing MCSs in environments of very low dewpoints
Stephen F. Corfidi, NOAA/NSSL/SPC, Norman, OK; and D. A. Imy, S. J. Taylor, and A. Logan

Poster PDF (469.7 kB)
 
A multi-platform analysis of the Central Texas floods of May 13, 2004
Lon Curtis, KWTX-TV, Waco, TX; and A. R. Moller

Poster PDF (1.7 MB)
 
The severe thunderstorm outbreak in Finland on 5 July 2002
Ari-Juhani Punkka, Finnish meteorological Institute, Helsinki, Finland; and J. Teittinen

Poster PDF (1.1 MB)

Poster Session 4
Turbulence and Wind Shear, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
A Climatology of predicted turbulence and shear near Juneau, Alaska
Marcia K. Politovich, NCAR, Boulder, CO; and F. W. Wilson, R. K. Goodrich, S. A. Cohn, A. R. Weekley, C. S. Morse, and M. Pocernich

 
Turbulence PIREPs in Juneau– An Analysis
Jamie T. Braid, NCAR, Boulder, CO; and T. L. Fowler

Poster PDF (163.8 kB)
 
Aviation impacts of terrain-induced wind shear
F. Wesley Wilson, NCAR, Boulder, CO; and R. K. Goodrich and S. G. Carson

Poster PDF (195.8 kB)
 
Field programs to investigate hazards to aviation in Juneau, Alaska
Stephen A. Cohn, NCAR, Boulder, CO; and R. Barron, A. Yates, A. R. Rodi, P. Neilley, A. Praskovsky, and L. Cornman

Poster PDF (490.9 kB)
 
An anemometer data quality control method designed for a turbulence and wind shear prediction algorithm
R. Andrew Weekley, NCAR, Boulder, CO; and R. K. Goodrich, A. Praskovsky, and L. B. Cornman

Poster PDF (126.2 kB)
 
Aircraft-correlated turbulence measurements with the Doppler On Wheels
Steven Mueller, NCAR, Boulder, CO; and S. A. Cohn and A. Praskovsky

Poster PDF (134.0 kB)
 
Juneau airport wind hazard alert system display products
Steven Mueller, NCAR, Boulder, CO; and C. S. Morse, D. Garvey, R. Barron, D. Albo, and P. Prestopnik

Poster PDF (120.0 kB)
 
Use of a commercial wind sodar for measuring wake vortices
Stephen Mackey, Volpe National Transportation Systems Center, Cambridge, MA; and D. C. Burnham and K. H. Underwood

 
Performance of eddy dissipation rate estimates from wind profilers in turbulence detection
P. W. Chan, Hong Kong Observatory, Hong Kong, China; and S. T. Chan

Poster PDF (409.7 kB)
 
Prototype automatic LIDAR-based wind shear detection algorithms
B.L. Choy, Hong Kong Observatory, Hong Kong SAR, China; and O. S. M. Lee, C. M. Shun, and C. M. Cheng

Poster PDF (718.8 kB)
 
Performance of an airborne radar turbulence detection algorithm
Larry Cornman, NCAR, Boulder, CO; and J. Williams, G. Meymaris, and B. Chorbajian

 
Eddy Dissipation Rate Performance of the Tropospheric Airborne Meteorological Data Reporting (TAMDAR) Sensor During the 2003 Atlantic THORPEX Regional Campaign
Larry B. Cornman, NCAR, Boulder, CO; and P. Schaffner, C. A. Grainger, R. T. Neece, T. S. Daniels, and J. J. Murray

 
Atmospheric turbulence and energy spectra in mesoscale models
Zavisa I. Janjic, NOAA/NWS/NCEP, Camp Springs, MD

 
Low Level Turbulence Algorithm Testing at-or-below 10,000 ft
Gordon R. Brooks, Air Force Weather Agency, Offutt AFB, NE; and A. D. Oder

Poster PDF (149.2 kB)
 
An unbalanced flow/gravity wave trigger mechanism for clear air turbulence
Donald W. McCann, NOAA/NWS/NCEP/Aviation Weather Center, Kansas City, MO

Poster PDF (2.8 MB)
 
P4.18
Numerical simulations of the interaction between gravity waves and turbulence during ATReC

 
Numerical simulations of a THORPEX clear-air-turbulence event
Hsiao-ming Hsu, NCAR, Boulder, CO; and R. Sharman, W. D. Hall, and J. J. Murray

 
Pulsed Doppler Lidar for Terminal Area Monitoring of Wind and Wake Hazards
Stephen M. Hannon, Coherent Technologies Inc., Louisville, CO

Poster PDF (493.8 kB)

Poster Session 5
CLIMATOLOGICAL STUDIES OF SEVERE STORMS
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Tornado Outbreak Days: an updated and expanded climatology (1875-2003)
Russell Schneider, NOAA/NCEP/SPC, Norman, OK; and J. T. Schaefer and H. E. Brooks

Poster PDF (217.9 kB)
 
The Super Outbreak: Outbreak of the Century
Stephen F. Corfidi, NOAA/NSSL/SPC, Norman, OK

Poster PDF (1.8 MB)
 
Intensity and temporal distributions of tornadoes from quasi-linear convective systems
Elaine S. Godfrey, Univ. of Oklahoma, Norman, OK; and R. J. Trapp, H. E. Brooks, and S. A. Tessendorf

Poster PDF (538.2 kB)
 
A climatology of severe weather reports as a function of convective system morphology
Nathan Snook, Iowa State University, Ames, IA; and W. A. Gallus Jr.

Poster PDF (193.6 kB)
 
A Comparison of Rawinsonde Data from the Southeastern United States During El Nino, La Nina, and Neutral Winters
Victoria Lynn Sankovich, Penn State University, University Park, PA; and J. T. Schaefer and J. J. Levit

Poster PDF (78.3 kB)

Poster Session 5
Radar and Convection, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
Case Study of )-6h Experimental and Operational Forecasts
Jesse Sparks, NOAA/NWS, Kansas City, MO; and C. K. Mueller and S. B. Trier

Poster PDF (1.8 MB)
 
Correcting and enhancing AP mitigation within ORPG composite reflectivity products for FAA systems
Christopher W. Porter, CIMMS/Univ. of Oklahoma, Norman, OK

http://www.cimms.ou.edu/~porter/warp

Poster PDF (1.6 MB)
 
Observations of winter storms with 2-D video disdrometer and polarimetric radar
Kyoko Ikeda, NCAR, Boulder, CO; and E. A. Brandes and G. Zhang

Poster PDF (309.7 kB)
 
WSR-88D reflectivity quality control using horizontal and vertical reflectivity structure
Jian Zhang, CIMMS/University of Oklahoma, Norman, OK; and S. Wang and B. Clarke

Poster PDF (2.7 MB)
 
The use of the "Zdr column" signature in short-term thunderstorm forecasts
Kevin A. Scharfenberg, CIMMS/Univ. of Oklahoma, Norman, OK; and P. T. Schlatter, D. J. Miller, and C. A. Whittier

Poster PDF (367.5 kB)
 
The Use of Radial Velocity Derivatives to Diagnose Rotation and Divergence
Travis M. Smith, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Norman, OK; and K. L. Elmore

Poster PDF (527.6 kB)
 
The use of NWP data in polarimetric hydrometeor classification
Kevin A. Scharfenberg, CIMMS/Univ. of Oklahoma, Norman, OK; and V. Lakshmanan

Poster PDF (295.2 kB)
 
Polarimetric Method for Bright Band Detection
Scott Giangrande, CIMMS/Univ. of Oklahoma, Norman, OK; and A. V. Ryzhkov

Poster PDF (492.5 kB)
 
Large-scale trending of radar data
Nancy Rehak, NCAR, Boulder, CO; and D. Megenhardt and C. K. Mueller

Poster PDF (343.4 kB)
 
Hail Detection with Polarimetric Radar
Edward A. Brandes, NCAR, Boulder, CO; and A. Ryzhkov V.

Poster PDF (609.0 kB)
 
Four-dimensional dynamic radar mosaic
Carrie Langston, CIMMS/University of Oklahoma, Norman, OK; and J. Zhang and K. Howard

Poster PDF (2.0 MB)
 
Development of a Thunderstorm Algorithm from Very High Resolution AFWA MM5 Data
Gordon Brooks, AWS, Offutt AFB, NE; and M. J. Noehrenberg and D. I. Knapp

Poster PDF (707.7 kB)
 
Detection of Birds and Insects Using Polarimetric Radar Observation
Pengfei Zhang, CIMMS/Univ. of Oklahoma, Norman, OK; and A. V. Ryzhkov and D. Zrnic

Poster PDF (1.7 MB)
 
Convective significant meteorological advisory (SIGMET) climatology
Jonathan W. Slemmer, NOAA/NWS/NCEP/Aviation Weather Center, Kansas City, MO; and S. R. Silberberg

Poster PDF (2.6 MB)
 
Calibration of the Polarimetric NEXRAD Radar Using Meteorological Signals
Scott Giangrande, CIMMS/Univ. of Oklahoma, Norman, OK; and A. V. Ryzhkov, V. Melnikov, and J. Krause

Poster PDF (592.3 kB)
 
An automated algorithm for radar beam occultation
Carrie Langston, CIMMS/University of Oklahoma, Norman, OK; and J. Zhang

Poster PDF (2.1 MB)

4:30 PM-6:00 PM: Tuesday, 5 October 2004


7A
Convectively Driven High Wind Events
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Ronald W. Przybylinski, NOAA/NWS; Glenn A. Field, NOAA/NWS

Papers:
  4:30 PM
Using RUC-2 analysis parameters to identify severe convective wind environments
Evan L Kuchera, Air Force Weather Agency, Offutt AFB, NE; and M. D. Parker

http://www.wxforecasting.org

  4:45 PM
Hazards of long-lived, convectively generated high wind events in the United States
Walker S. Ashley, University of Georgia, Athens, GA; and T. L. Mote

  5:00 PM
MIPS Observations of a Heat Burst Event
Kevin R. Knupp, University of Alabama, Huntsville, AL; and K. R. Knupp and J. Walters

  5:15 PM
Severe thunderstorm radar signatures of 5 July 2002 derecho in Finland
Jenni Teittinen, Finnish Meteorological Institute, Helsinki, Finland; and A. J. Punkka

  5:45 PM
Extreme wind events observed in the 2002 Thunderstorm Outflow Experiment
Kirsten D. Gast, Texas Tech University, Lubbock, TX; and J. L. Schroeder

Poster PDF (256.6 kB)

7B
Climatological Studies of Severe Storms
Sponsor: 22nd Conference on Severe Local Storms
Organizers: John P. Monteverdi, San Francisco State Univ.; Eugene W. McCaul Jr., USRA

Papers:
  4:30 PM
  4:45 PM
Proposals for modernizing definitions of tornado and severe thunderstorm outbreaks
Roger Edwards, SPC/NWS/NOAA, Norman, OK; and R. L. Thompson, C. Crosbie, J. A. Hart, and C. A. Doswell III

  5:00 PM
  5:15 PM
  5:30 PM
The Tornadoes in Ontario Project (TOP)
David M. L. Sills, MSC, Toronto, ON, Canada; and S. J. Scriver and P. W. S. King

  5:45 PM
Lower Michigan MCS Climatology: Trends, Pattern Types, and Marine Layer Impacts
Randy Graham, NOAA/NWS, Salt Lake City, UT; and M. L. Bentley, J. A. Sparks, B. Dukesherer, and J. S. Evans

4:30 PM-6:15 PM: Tuesday, 5 October 2004


5
Radar and Convection
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Marilyn M. Wolfson, MIT; Donald W. Burgess, CIMMS/Univ. of Oklahoma

Papers:
 
5.0
Coffee Break and Poster Session

  4:45 PM
5.1
Updates to the NCAR Auto-nowcaster for the 2004 convective weather season
Thomas R. Saxen, NCAR, Boulder, CO; and C. Mueller, J. Wilson, R. Roberts, E. Nelson, D. Ahijevych, and S. Trier

  5:00 PM
5.2
NCWF-2 Probabilistic Forecasts
Daniel L. Megenhardt, NCAR, Boulder, CO; and C. Mueller, S. Trier, D. Ahijevych, and N. Rehak

  5:15 PM
5.3
RUC model-based convective probability forecasts
Stephen S. Weygandt, NOAA/FSL, Boulder, CO; and S. G. Benjamin

  5:30 PM
5.4
Improved Range-Velocity Ambiguity Mitigation for the Terminal Doppler Weather Radar
John Y. N. Cho, MIT, Lexington, MA; and N. G. Parker and G. R. Elkin

  5:45 PM
5.5
An automated 2-D multi-pass velocity dealiasing scheme
Jian Zhang, CIMMS/University of Oklahoma, Norman, OK; and S. wang

  6:00 PM
5.6
The AWRP's Advanced Weather Radar Product Development Team
Kimberly L. Elmore, CIMMS/Univ. of Oklahoma/NSSL, Norman, OK; and C. J. Kessinger, T. L. Schneider, and D. J. Smalley

http://www.nssl.noaa.gov/wrd/swatfaa/

6:00 PM-6:00 PM: Tuesday, 5 October 2004


sessions end for the day

8:00 PM-10:00 PM: Tuesday, 5 October 2004


Video Session

Wednesday, 6 October 2004

7:00 AM-7:00 AM: Wednesday, 6 October 2004


1
Wed 6 October

8:00 AM-10:00 AM: Wednesday, 6 October 2004


6
Space Launch and Range Support
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: William H. Bauman III, ENSCO, Inc.; William W. Vaughan, University of Alabama

Papers:
  8:30 AM
6.2
AEROSPACE METEOROLOGY LESSONS LEARNED RELATIVE TO AEROSPACE VEHICLE DESIGN AND OPERATIONS
William W. Vaughan, Univ. of Alabama, Huntsville, AL; and B. J. Anderson

  8:45 AM
6.3
The Applied Meteorology Unit—operational contributions to Spaceport Canaveral
William H. Bauman III, ENSCO, Inc., Cocoa Beach, FL; and W. P. Roeder, R. Lafosse, D. W. Sharp, and F. J. Merceret

http://science.ksc.nasa.gov/amu/

  9:15 AM
6.5
Effect of clouds on optical imaging of the Space Shuttle during the ascent phase: A statistical analysis based on a 3D model
David A. Short, National Institute of Information and Communications Technology, Tokyo, Tokyo, Japan; and R. E. Lane, Jr., K. A. Winters, and J. T. Madura

  9:45 AM
6.7
Improvements in AMPS Relative Humidity Processing
Dr. Richard Scarlet, Sippican, Inc., Marion, MA


8B
Radar and Multi-Sensor Applications
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Mark Askelson, University of North Dakota; Gregory J. Stumpf, CIMMS/Univ. of Oklahoma/NOAA/NWS/MDL

Papers:
  8:00 AM
Tornado spectral signature observed by WSR-88D
Tian-You Yu, University of Oklahoma, Norman, OK; and A. Shapiro, D. S. Zrnic, M. P. Foster, D. L. Andra Jr., R. J. Doviak, and M. B. Yeary

  8:15 AM
WSR-88D radar characteristics of quasi-linear convective system tornadoes using the NSSL Severe Storm Analysis Program
Kevin L. Manross, CIMMS/Univ. of Oklahoma/NOAA/NSSL, Norman, OK; and R. J. Trapp and G. J. Stumpf

http://www.cimms.ou.edu/~kmanross/QLCS/

  8:30 AM
Polarimetric Radar Observations of Tornadic Debris Signatures
Terry J. Schuur, Univ. of Oklahoma/CIMMS/NOAA/NSSL, Norman, OK; and A. V. Ryzhkov, D. W. Burgess, and D. S. Zrnic

  8:45 AM
Integration of the Warning Decision Support System - Integrated Information (WDSS-II) into the NOAA Storm Prediction Center
Jason J. Levit, NOAA/NWS/NCEP/SPC, Norman, OK; and V. Lakshmanan, K. L. Manross, and R. Schneider

  9:00 AM
A quasi-objective method for discrimination of supercell archetypes using the WSR-88D
Kyle A. Beatty, Risk Management Solutions, Inc., Newark, CA; and J. M. Straka, E. N. Rasmussen, and L. R. Lemon

  9:15 AM
A four-dimensional radar analysis tool for AWIPS
Gregory J. Stumpf, CIMMS/Univ. of Oklahoma/NOAA/NWS/MDL, Norman, OK; and M. T. Filiaggi, V. Lakshmanan, W. F. Roberts, M. J. Istok, and S. B. Smith

  9:30 AM
Overview of spring 2004 WDSS-II demonstration at WFO Norman
Kevin Scharfenberg, CIMMS/Univ. of Oklahoma, Norman, OK; and D. J. Miller, D. L. Andra Jr., and M. Foster

8:15 AM-9:30 AM: Wednesday, 6 October 2004


8A
High-Resolution Numerical Modeling and Prediction of Severe Storms and Tornadoes I
Sponsor: 22nd Conference on Severe Local Storms
Organizers: William Gallus, Iowa State University; Nolan T. Atkins, Lyndon State College

Papers:
 
8A.1
Sequential storm-scale data assimilation of polarimetric radar observations using an ensemble Kalman filter

  8:30 AM
  8:45 AM
Preliminary numerical simulations of infrasound generation processes by severe weather using a fully compressible numerical model
Melville E. Nicholls, Colorado State University, Fort Collins, CO; and R. A. Pielke Sr. and A. J. Bedard Jr.

 
8A.6
The morphology of Multiple Simulated Supercells: Sensitivity experiments to timing and spacing of cell initiation and microphysics

  9:45 AM
The motion of simulated convective storms as a function of basic environmental parameters
Cody Kirkpatrick, University of Alabama, Huntsville, AL; and E. W. McCaul Jr.

 
8A.8
The role of cell interaction on storm intensity and longevity

10:00 AM-10:00 AM: Wednesday, 6 October 2004


1
Coffee Break

10:30 AM-12:00 PM: Wednesday, 6 October 2004


7
Sensors and Observing Systems
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizer: Barbara G. Brown, NCAR

Papers:
  10:30 AM
7.1
Aviation Weather Observations Using Uninhabited Aerial Vehicles
John J. Murray, NASA/LARC, Hampton, VA; and S. M. Green, M. Andrews, M. A. Shapiro, J. McCarthy, M. M. Cairns, R. S. Eckman, and M. A. Avery

  10:45 AM
7.2
A model-data fusion technique to retrieve three-dimensional cloud distribution
Michael A. Kelly, Johns Hopkins University Applied Physics Lab, Laurel, MD; and P. J. McEvaddy, F. D. Bieker, and C. R. W. Evans

  11:00 AM
7.3
A Characterization of Wind Flow in and around an Alter Shielded Snowgauge
Scott Landolt, NCAR, Boulder, CO; and M. L. Tryhane, R. M. Rasmussen, and J. Cole

  11:15 AM
7.4
Operational use of total lightning information for weather and aviation at Dallas-Fort Worth Inc
Martin J. Murphy, Vaisala, Tucson, AZ; and R. L. Holle and N. W. S. Demetriades

Poster PDF (1.6 MB)
  11:30 AM
7.5
FAA test methods for Runway Visual Range visibility and ambient light sensors
Michael McKinney, FAA William J. Hughes Technical Center, Atlantic City, NJ; and D. C. Burnham, T. A. Seliga, J. Goslin, and S. Burnley

  11:45 AM
7.6
Tropospheric Airborne Meterological Data Reporting (TAMDAR) Sensor Development
Taumi Daniels, NASA, Hampton, VA; and G. Tsoucalas, M. Anderson, D. J. Mulally, W. Moninger, and R. Mamrosh


9
High-Resolution Numerical Modeling and Prediction of Severe Storms and Tornadoes II
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Louis J. Wicker, NSSL; Yvette P. Richardson, Penn State University

Papers:
  10:30 AM
9.1
Analysis of simulated supercell tornadogenesis
Glen Romine, University of Illinois, Urbana, IL; and L. Wicker and M. S. Gilmore

  10:45 AM
9.2
  11:00 AM
9.3
The sensitivity of a simulated supercell to emulated radiative cooling beneath the anvil
Paul Markowski, Penn State University, University Park, PA; and J. Harrington

  11:15 AM
9.4
Numerical simulations of the 29 June STEPS supercell
Kristin M. Kuhlman, University of Oklahoma, Norman, OK; and E. R. Mansell, C. Ziegler, D. MacGorman, and J. M. Straka

  11:30 AM
9.5
Evolution of tornado-like vortices in a numerically simulated supercell thunderstorm
Leigh Orf, Central Michigan University, Mount Pleasant, MI; and R. B. Wilhelmson

http://research.orf.cx/sls2004

  11:45 AM
9.6
Tornadogenesis within a Simulated Supercell Storm
Ming Xue, University of Oklahoma, Norman, OK

12:00 PM-12:00 PM: Wednesday, 6 October 2004


1
Lunch Break

1:30 PM-3:00 PM: Wednesday, 6 October 2004


10
Synoptic and Mesoscale Processes and Severe Convection
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Lance F. Bosart, SUNY; Fuqing Zhang, Texas A&M University

Papers:
  1:45 PM
Convection initiation and misocyclone development: Is there a link?
Katja Friedrich, CIRES/Univ. of Colorado, Boulder, CO; and D. Kingsmill and C. Young

  2:30 PM
How upper-level shear can promote organized convective systems
Michael C. Coniglio, NOAA/NSSL/University of Oklahoma, Norman, OK; and D. J. Stensrud and L. J. Wicker

  2:45 PM
Do supercell thunderstorms play a role in the equilibrium of the large-scale atmosphere?
Robert J. Trapp, Purdue University, West Lafayette, IN; and C. A. Doswell III and M. Huber

1:30 PM-6:00 PM: Wednesday, 6 October 2004


8
Icing and Volcanic Ash
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Marcia K. Politovich, NCAR; Gary P. Ellrod, NOAA/NESDIS

Papers:
  1:30 PM
8.1
A new Ground Ceicing Hazard Associated with Freezing Drizzle Ingestion by Jet Engines during taxi
Roy M. Rasmussen, NCAR, Boulder, CO; and C. G. Wade, R. K. Moore, A. Davis, and D. Fleming

  1:45 PM
8.2
Diagnosing and forecasting inflight icing environments using ADWICE
Christoph Leifeld, German Weather Service, Business Unit Aviation, Offenbach, Germany

Poster PDF (141.8 kB)
  2:00 PM
8.3
An evaluation of the performance of the Current Icing Potential at high altitudes
Michael B. Chapman, NCAR, Boulder, CO; and C. A. Wolff, R. E. Bateman, and B. C. Bernstein

  2:30 PM
8.5
Large versus small droplet icing
Donald McCann, NCEP/Aviation Weather Center, Kansas City, MO

  2:45 PM
8.6
DIAGNOSIS OF SUPERCOOLED LARGE DROP CONDITIONS USING CLOUD WATER CONTENT AND DROP CONCENTRATION
Ben C. Bernstein, NCAR, Boulder, CO; and F. McDonough, C. A. Wolff, M. K. Politovich, R. M. Rasmussen, and S. G. Cober

  3:00 PM
8.7
Coffee Break and Poster Session

  4:45 PM
8.9
Evaluation of satellite and radar cloud retrieval methods during IMPROVE-2 icing events
Julie A. Haggerty, NCAR, Boulder, CO; and J. Vivekanandan and D. Serke

Poster PDF (177.5 kB)
  5:00 PM
Benchmarking In-Flight Icing Detection Products for Future Upgrades
M. K. Politovich, NCAR, Boulder, CO; and P. Minnis, D. B. Johnson, C. A. Wolff, M. Chapman, P. W. Heck, and J. A. Haggerty

  5:15 PM
Toward a three-dimensional near-real time cloud product for aviation safety and weather diagnoses
Patrick Minnis, NASA/LRC, Hampton, Va; and L. Nguyen, R. Palikonda, D. Spangenberg, M. L. Nordeen, and Y. H. Yi

http://www-pm.larc.nasa.gov/

  5:30 PM
Volcanic ash coordination tool: progress and plans
Dennis M. Rodgers, NOAA Research - FSL, Boulder, CO; and Y. S. Chun, J. T. Frimel, L. Gifford, and G. Pratt

  5:45 PM
A first look at volcanic ash detection in the GOES-12 era
Gary P. Ellrod, NOAA/NESDIS/ORA, Camp Springs, MD; and A. J. Schreiner

3:00 PM-3:00 PM: Wednesday, 6 October 2004


1
Formal Poster viewing with Coffee Break


Poster Session 7
Space Launch and Range Support, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
Weather Support For The Cassini Mission To Saturn
Billie F. Boyd, U.S. Air Force/45th Weather Squadron, Patrick AFB, FL; and J. W. Weems and W. P. Roeder

Poster PDF (1.7 MB)
 
The Weather Safety Education Program at 45th Weather Squadron
William P. Roeder, 45th Weather Squadron, Patrick AFB, FL; and J. S. Jones, D. W. Oien, and J. T. Madura

Poster PDF (1008.1 kB)
 
Processing and display of atmospheric electricity data to support launch operations at the Eastern Range
Joseph S. Wakefield, NOAA/OAR/FSL, Boulder, CO; and P. A. McDonald, M. Schultz, X. Jing, and J. E. Ramer

Poster PDF (124.7 kB)
 
Extreme meteorological parameters during Space Shuttle pad exposure periods
B. G. Overbey, Raytheon, Huntsville, AL; and B. C. Roberts

Poster PDF (260.5 kB)
 
A Meso-Climatology Study of the High-Resolution Tower Network over the Florida Spaceport
Jonathan L. Case, ENSCO, Inc., Cocoa Beach, FL; and W. H. Bauman III

Poster PDF (573.1 kB)

3:00 PM-4:30 PM: Wednesday, 6 October 2004


Poster Session 6

Papers:
 
P6.1
The influence of horizontally-varying CAPE and vertical shear on numerically-simulated convective storms

 
An evaluation of "RKW Theory" using a model intercomparison
George H. Bryan, NCAR, Boulder, CO; and J. Knievel and M. D. Parker

Poster PDF (724.3 kB)
 
Idealized simulations of the 20 April 2004 Utica, IL supercell
Adam L. Houston, University of Illinois, Urbana, IL; and G. S. Romine, L. M. Cronce, M. S. Gilmore, B. F. Jewett, and R. B. Wilhelmson

 
Behind the "supertwister": experiences in science education at NCSA
Matthew S. Gilmore, University of Illinois, Urbana, IL; and R. Patterson, G. S. Romine, L. J. Wicker, R. B. Wilhelmson, A. Betts, D. Cox, L. Cronce, M. Hall, L. Leonard, S. Levy, and M. A. Straka


Poster Session 6
Icing and Volcanic Ash, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
Two Perspectives on a Colorado Icing Event: GRIDS and CIP
Ben C. Bernstein, NCAR, Boulder, CO; and T. L. Schneider and M. K. Politovich

Poster PDF (674.5 kB)
 
The NASA Icing Remote Sensing System
Andrew L. Reehorst, NASA Glenn Research Center, Cleveland, OH; and D. J. Brinker, T. P. Ratvasky, C. C. Ryerson, and G. G. Koenig

http://icebox.grc.nasa.gov

Poster PDF (1.4 MB)
 
The CIP inflight icing severity algorithm
Marcia K. Politovich, NCAR, Boulder, CO; and F. McDonough and B. C. Bernstein

Poster PDF (241.4 kB)
 
Temperature effects on vibrating-wire precipitation gauge
Jeffrey A. Cole, NCAR, Boulder, CO; and S. Landolt and C. E. Duchon

 
SIGMA : System of Icing Geographic identification in Meteorology for Aviation
Christine Le Bot, Météo-France, Toulouse, France

Poster PDF (311.0 kB)
 
Radar/radiometer combination to retrieve cloud characteristics for icing detection
Guifu Zhang, NCAR, Boulder, CO; and J. Vivekanandan and M. K. Politovich

Poster PDF (345.2 kB)
 
On the use of 1-min ASOS data to predict the onset of snow
Steven Vasiloff, NOAA/NSSL, Norman, OK; and B. Clarke

 
'ICECAP': A GOES image product depicting aircraft icing potential and maximum icing altitude
Gary P. Ellrod, NOAA/NESDIS/ORA, Camp Springs, MD; and A. Bailey

Poster PDF (525.7 kB)
 
Freezing Drizzle Formation Over The Oregon Cascades during IMPROVE II
Roy M. Rasmussen, NCAR, Boulder, CO; and K. Ikeda, G. Thompson, and I. Geresdi

Poster PDF (165.5 kB)
 
Comparison of satellite and aircraft measurements of cloud microphysical properties in icing conditions during ATReC/AIRS-II
Louis Nguyen, NASA/LRC, Hampton, Va; and P. Minnis, D. A. Spangenberg, M. L. Nordeen, R. Palikonda, M. M. Khaiyer, T. S. Daniels, I. Gultepe, and A. L. Reehorst

Poster PDF (2.2 MB)
 
Comparison of balloonsonde and remote sensing atmospheric measurements
David J. Brinker, NASA Glenn Research Center, Cleveland, OH; and A. Reehorst and J. Power

Poster PDF (1.9 MB)
 
Climatology of icing areas derived from ERA40 analysis
Christine Le Bot, Météo-France, Toulouse, France; and P. Lassegues

Poster PDF (946.8 kB)
 
An overview of ground-based remote sensing during AIRS-2 and WISP-04, using the NOAA GRIDS system
Timothy L. Schneider, NOAA/ETL, Boulder, CO; and B. Bartram, C. Campbell, J. Gibson, D. Hazen, S. Matrosov, and R. F. Reinking

 
Advances in the provision of warnings for volcanic ash for aviation in the Australian region
Rodney Potts, BMRC, Melbourne, Vic., Australia; and M. Manickam

Poster PDF (935.2 kB)
 
A case study of a Great Lakes supercooled large droplet icing cloud
Frank McDonough, NCAR, Boulder, CO; and B. C. Bernstein

Poster PDF (480.2 kB)

Poster Session 7
Radar and Multi-Sensor Applications
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Thunderstorm types associated with the “Broken-S” Radar Signature
Richard H. Grumm, NOAA/NWS, University Park, PA

Poster PDF (290.1 kB)
 
A variational, pseudo-multiple Doppler radar analysis technique for mobile, ground-based radars
Christopher C. Weiss, Texas Tech University, Lubbock, TX; and H. B. Bluestein and A. Pazmany

Poster PDF (842.1 kB)
 
Observations of the two-dimensional wind field in severe convective storms using a mobile, X-band, Doppler radar with a spaced antenna
Andrew Pazmany, University of Massachusetts, Amherst, MA; and H. B. Bluestein, M. French, and S. Frasier

 
Simulated WSR-88D measurements of a tornado having a weak reflectivity center
Vincent T. Wood, NOAA/NSSL, Norman, OK; and D. C. Dowell and R. A. Brown

Poster PDF (930.4 kB)
 
Radar Documentation of a Cyclic Supercell in the San Joaquin Valley, California
Theodore B. Schlaepfer, San Francisco State Univ., San Francisco, CA; and J. P. Monteverdi

http://tornado.sfsu.edu/Geosciences/grad_reseach.html

Poster PDF (2.8 MB)
 
AWIPS radar and warning strategies using multiple virtual desktops
Josh Korotky, NOAA/NWS, Pittsburgh, PA

http://www.wdtb.noaa.gov

Poster PDF (1.3 MB)
 
New Hail Diagnostic Parameters Dervied by Integrating Multiple Radars and Multiple Sensors
Gregory J. Stumpf, CIMMS/Univ. of Oklahoma/NOAA/NWS/MDL, Norman, OK; and T. M. Smith and J. Hocker

Poster PDF (674.5 kB)

Poster Session 8
Sensors and Observing Systems, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
Contrail coverage over the USA from NOAA and EOS Satellite Data
Rabindra Palikonda, AS&M, Hampton, VA; and P. Minnis and D. P. Duda

 
Validation of Tropospheric Airborne Meteorological Data Reporting (TAMDAR) Temperature, Relative Humidity, and Wind Sensors During the 2003 Atlantic THORPEX Regional Campaign and the Alliance Icing Research Study (AIRS II)
Taumi S. Daniels, NASA, Hampton, VA; and J. J. Murray, C. A. Grainger, D. K. Zhou, M. A. Avery, M. F. Cagle, G. Tsoucalas, P. Schaffner, and R. T. Neece

Poster PDF (1.3 MB)
 
A review of Solar-Powered aircraft flight activity at the Pacific Missile Range Test Facility, Kauai, Hawaii
L. J. Ehernberger, NASA/Dryden Flight Research Center, Edwards, CA; and C. Donohue and E. H. Teets Jr.

Poster PDF (1.2 MB)
 
The Otis Weather Test Facility at Otis ANGB, Falmouth, MA: An aviation weather resource
Thomas A Seliga, Volpe National Transportation System Center, Cambridge, MA; and D. A. Hazen

Poster PDF (512.0 kB)
 
The 2003 Alliance Icing Research Study (AIRS II) Evaluation of Tropospheric Airborne Meteorological Data Reporting (TAMDAR) Icing Sensor
John J. Murray, NASA/LARC, Hampton, VA; and C. A. Grainger, P. Minnis, L. Nguyen, C. A. Wolff, and P. Schaffner

 
TAMDAR, the Rapid Update Cycle, and the Great Lakes Fleet Experiment
William R. Moninger, NOAA/ERL/FSL, Boulder, CO; and T. S. Daniels, R. Mamrosh, M. F. Barth, S. G. Benjamin, R. S. Collander, L. Ewy, B. D. Jamison, R. C. Lipschutz, P. A. Miller, B. E. Schwartz, T. L. Smith, and E. J. Szoke

Poster PDF (334.1 kB)
 
Satellite derived cloud products for use in aviation safety applications
Sarah M. Thomas, CIMSS/Univ. of Wisconsin, Madison, WI; and W. F. Feltz, M. J. Pavolonis, A. J. Schreiner, and D. Santek

Poster PDF (682.2 kB)
 
Satellite Applications for Detection of Atmospheric Turbulence Related to Tropopause Folding
Anthony J. Wimmers, CIMSS, Madison, WI; and C. Schmidt, W. Feltz, and J. R. Mecikalski

 
Relating satellite-based contrail detection to NWA output
David P. Duda, Hampton University, Hampton, VA; and R. Palikonda and P. Minnis

Poster PDF (385.6 kB)
 
Radiation Measuring Radiosonde
Dr. Richard Scarlet, Sippican, Inc., Marion, MA

 
Low -altitude wind conditions on Helios flight days at Kauai, HI"
Casey Donohue, AS&M, Inc., Edwards, CA; and L. J. Ehernberger, E. H. Teets Jr., and R. Sharman

 
Global lightning and severe storm monitoring from GPS orbit
David M. Suszcynsky, LANL, Los Alamos, NM; and .. A. R. Jacobson, J. Linford, M. B. Pongratz, T. E. Light, and X. Shao

Poster PDF (1.3 MB)
 
Contrail studies and forecasts in the subarctic atmosphere above Fairbanks, Alaska
Martin Stuefer, University of Alaska, Fairbanks, Fairbanks, AK; and G. Wendler

http://contrail.gi.alaska.edu/

Poster PDF (324.6 kB)
 
A comparison of two versions of the Aviation Digital Data Service pilot report decoder
Michael B. Chapman, NCAR, Boulder, CO; and J. T. Braid and T. L. Fowler

Poster PDF (330.7 kB)

Poster Session 8
Synoptic and Mesoscale Processes and Severe Local Storms Forecasting
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
An update to the supercell composite and significant tornado parameters
Richard L. Thompson, NOAA/NSSL/SPC, Norman, OK; and R. Edwards and C. M. Mead

Poster PDF (134.7 kB)
 
The simulation of high-precipitation supercells on preexisting boundaries in multicellular environments
Adam L. Houston, Purdue University, West Lafayette, IN; and R. B. Wilhelmson

Poster PDF (213.4 kB)
 
Studies on calculating convective energy with different moist adiabatic processes
Yaodong Li, Beijing Aviation Meteorological Institute, Beijing, China; and J. Liu

http://159.226.119.1/temp/liyaodong

Poster PDF (274.0 kB)
 
Forecasting cloud-to-ground lightning data with AFWA-MM5 model data using the “Bolt Of Lightning Technique” (BOLT) algorithm
David L. Keller, Air Force Weather Agency, Offutt AFB, NE

http://wxforecasting.org/keller/bolt.html

Poster PDF (225.2 kB)
 
Paper P8.5 Moved to 11A.3A

 
Florida severe storm indicators
Frank W. Alsheimer, NOAA/NWSFO, Ruskin, FL; and J. A. States and C. H. Paxton

Poster PDF (87.8 kB)
 
Heavy convective rain events over Québec: a forecasting tool
Serge Mainville, EC, St-Laurent, QC, Canada

Poster PDF (747.7 kB)
 
Explicit simulations of convective-scale transport of mineral dust in severe convective weather
Tetsuya Takemi, Tokyo Institute of Technology, Yokohama, Japan

Poster PDF (370.0 kB)

Poster Session 9
Flooding and Hailstorms
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
The Dallas-Ft. Worth, TX hailstorm: 5 April 2003
Timothy P. Marshall, Haag Engineering Co., Carrollton, TX; and R. F. Herzog, E. D. Mitchell, and S. Rae

Poster PDF (1.4 MB)
 
Hail damage to Tile Roofing
Timothy P. Marshall, Haag Engineering Co., Carrollton, TX; and R. F. Herzog, S. J. Morrison, and S. R. Smith

Poster PDF (1.7 MB)
 
Hail Damage to Built-up Roofing
Timothy P. Marshall, Haag Engineering Co., Carrollton, TX; and S. J. Morrison

Poster PDF (1.3 MB)
 
Hail damage to asphalt roof shingles
Timothy P. Marshall, Haag Engineering Co., Carrolloton, TX; and R. F. Herzog and S. Morrison

Poster PDF (2.5 MB)
 
Severe thunderstorms of 3 April 2004: an examination of a dry-season severe weather event in the Borderland
Michael P. Hardiman, NOAA/NWSFO, Santa Teresa, NM; and J. A. Rogash

http://www.srh.noaa.gov/epz/papers/elp04-1.pdf

Poster PDF (1.3 MB)
 
(Formerly poster P15.2) The 12 November 2003 Los Angeles Hailstorm
Robert G. Fovell, University of California, Los Angeles, CA

Poster PDF (991.0 kB)

4:30 PM-6:00 PM: Wednesday, 6 October 2004


11B
Flooding and Hailstorms
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Matthew S. Gilmore, University of Illinois; Timothy P. Marshall, Haag Engineering Co.

Papers:
  4:45 PM
Climatological aspects of south-eastern Australian hailstorms and applications using Radar data
Sandra Sigrid Schuster, Macquarie University, Sydney, New South Wales, Australia; and R. J. Blong and M. S. Speer

  5:00 PM
An analysis of severe hail swaths in the Southern Plains of the United States
Daniel R. Cheresnick, Oklahoma Climatological Survey and University of Oklahoma, Norman, OK; and J. B. Basara and E. D. Mitchell

  5:15 PM
Three Decades of In Situ Observations Inside Thunderstorms
Andrew Detwiler, South Dakota School of Mines and Technology, Rapid City, SD; and P. L. Smith, G. N. Johnson, D. V. Kliche, and T. A. Warner

  5:45 PM
Comparing Analysis on 3-D Kinematic Structure of Rainfall on Mei-yu Front by Dual- and Triple-Doppler Radar
Haiguang Zhou Sr., Chinese Academy of Meteorological Sciences, Beijing, China

4:30 PM-6:15 PM: Wednesday, 6 October 2004


11A
Severe Local Storms Forecasting
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Richard L. Thompson, NOAA/NSSL/SPC; Tracy Lorraine Smith, NOAA/Forecast Systems Laboratory

Papers:
  4:30 PM
 
11A.3
A technique for diagnosing the likely occurrence and severity of convection

  5:30 PM
An automated “3-Element” algorithm for forecasting severe weather using AFWA MM5 model output data
David L. Keller, Air Force Weather Agency, Offutt AFB, NE

http://wxforecasting.org/keller/3e.html

  5:45 PM
Exploring hodograph-based techniques to estimate the velocity of right-moving supercells
Hamish Andrew Ramsay, CIMMS/Univ. of Oklahoma, Norman, OK; and C. A. Doswell III

6:00 PM-6:00 PM: Wednesday, 6 October 2004


sessions end for the day

7:30 PM-9:30 PM: Wednesday, 6 October 2004


Banquet - Hyline Dinner Cruise

Thursday, 7 October 2004

7:00 AM-7:00 AM: Thursday, 7 October 2004


1
Thur 7 October

8:00 AM-10:00 AM: Thursday, 7 October 2004


12
Studies of the May 2003 tornado outbreaks
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Mike Magsig, CIMMS/Univ. of Oklahoma/NWS; Donald W. Burgess, CIMMS/Univ. of Oklahoma

Papers:
  8:00 AM
Tornado Outbreak Day Sequences: historic events and climatology (1875-2003)
Russell Schneider, NOAA/NCEP/SPC, Norman, OK; and H. E. Brooks and J. T. Schaefer

  8:15 AM
On the motion and interaction between left- and right-moving supercells on 4 May 2003
Daniel T. Lindsey, CIRA/Colorado State Univ., Fort Collins, CO; and M. J. Bunkers

  8:30 AM
Signatures in Lightning Activity during Tennessee Valley Severe Storms of 5-6 May 2003
Patrick N Gatlin, GHCC, Huntsville, AL; and S. J. Goodman

http://vortex.nsstc.uah.edu/~gatlin/sls2004.pdf

  9:00 AM

8:00 AM-12:00 PM: Thursday, 7 October 2004


9
Modeling and Verification
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Steven E. Koch, NOAA/FSL; Jennifer L. Mahoney, NOAA/ERL/FSL

Papers:
  8:00 AM
9.1
Preliminary results of WRF model performance as a step towards the NCEP Rapid Refresh cycle
Tatiana G. Smirnova, CIRES/Univ. of Colorado and NOAA/ERL/FSL, Boulder, CO; and J. M. Brown and S. G. Benjamin

http://ruc.fsl.noaa.gov

  8:30 AM
9.3
Current Icing Potential (CIP) severity index
Tressa L. Fowler, NCAR, Boulder, CO; and M. Chapman, B. G. Brown, and J. L. Mahoney

  8:45 AM
9.4
New verification approaches for convective weather forecasts
Barbara G. Brown, NCAR, Boulder, CO; and R. R. Bullock, C. A. Davis, J. H. Gotway, M. Chapman, A. Takacs, E. Gilleland, J. L. Mahoney, and K. Manning

  9:00 AM
9.5
  9:30 AM
9.7
Development of NCEP's Nonhydrostatic Mesoscale Model within WRF: Description and forecast guidance
Thomas Black, NOAA/NWS/NCEP/EMC, Camp Springs, MD; and M. Pyle, Z. Janjic, and H. Y. Chuang

  9:45 AM
9.8
Defining observation fields for verification of the Collaborative Convective Forecast Product (CCFP): Part 2
Jennifer Luppens Mahoney, OAR, Boulder, CO; and S. Seseske, J. E. Hart, M. P. Kay, and B. G. Brown

  10:00 AM
9.9
Coffee Break

  10:30 AM
Numerical simulations of the wake of Kauai with implications for the Helios flights
T. P. Lane, NCAR, Boulder, CO; and R. Sharman, R. G. Frehlich, J. M. Brown, J. T. Madura, and L. J. Ehernberger

Poster PDF (243.2 kB)
  10:45 AM
Aviation forecast products using the 10-km meso-scale model (MSM)
Jun Ryuzaki, Japan Meteorological Agency, Tokyo, Japan; and Y. Yamada, S. I. Takada, A. Kudo, and K. Niimi

  11:00 AM
AUTOTREND – Automated guidance for short-term aviation weather forecasts
Albert J.M. Jacobs, Royal Netherlands Meteorological Institute (KNMI), De Bilt, Netherlands; and N. Maat

http://www.knmi.nl/~jacobs/en/index.htm

Poster PDF (313.2 kB)
  11:15 AM
Assimilation of METAR cloud and visibility observations in the RUC
Stanley G. Benjamin, NOAA/Forecast Systems Laboratory, Boulder, CO; and S. S. Weygandt, J. M. Brown, T. L. Smith, T. Smirnova, W. R. Moninger, B. Schwartz, E. J. Szoke, and K. Brundage

http://ruc.fsl.noaa.gov

  11:30 AM
An Experiment to Measure the Value of Statistical Probability Forecasts for Aerodromes
Ross Keith, Bureau of Meteorology and James Cook Univ., Townsville, Australia; and S. M. Leyton

  11:45 AM
An introduction to NCEP SREF aviation project
Binbin Zhou, NOAA/NWS/NCEP/EMC, Camp Springs, MD; and J. Du, J. McQueen, G. Dimego, G. Manikin, B. Ferrier, Z. Toth, H. Juang, M. Hart, J. Han, and J. Du

10:00 AM-10:00 AM: Thursday, 7 October 2004


1
Coffee Break

10:30 AM-12:00 PM: Thursday, 7 October 2004


13
Supercells and Tornadic Storms
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Christopher C. Weiss, University of Oklahoma; Joshua Wurman, Center for Severe Weather Research

Papers:
  10:30 AM
Surface observations in the forward-flank downdraft of a tornadic and nontornadic supercell
Chris Shabbott, Pennsylvania State University, University Park, PA; and P. Markowski

  10:44 AM
Paper 13.2 moved to Session 14. New paper number 14.4a.

  10:45 AM
High-resolution dual-Doppler analysis of a cyclic supercell
Jeffrey Beck, Texas Tech University, Lubbock, TX; and J. L. Schroeder, J. Wurman, and C. Alexander

  11:00 AM
Comparison between DOW observed tornadoes and parent mesocyclones observed by WSR-88Ds
Curtis R. Alexander, University of Oklahoma, Norman, OK; and J. Wurman

http://weather.ou.edu/~calexan/research/SLS2004.pdf

  11:15 AM
Doppler radar analysis of the 28 April 2002 La Plata, MD tornadic supercell
David R. Manning, NOAA/NWSFO, Sterling, VA; and S. M. Zubrick

http://www.erh.noaa.gov/lwx/Historic_Events/apr28-2002/laplata.htm

  11:30 AM
  11:45 AM
The 'Owl Horn' radar signature in developing Southern Plains supercells (formerly poster P10.1)
Matthew R. Kramar, NOAA/NWS, Amarillo, TX; and H. B. Bluestein, A. L. Pazmany, and J. D. Tuttle

12:00 PM-12:00 PM: Thursday, 7 October 2004


1
Lunch Break

1:30 PM-3:00 PM: Thursday, 7 October 2004


10
Ceiling and Visibility
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Wayne R. Sand, Aviation Weather Consultants, LLC; Wes Wilson, NCAR

Papers:
  1:30 PM
Automated analysis and forecast Techniques for ceiling and visibility on the national scale
Paul H. Herzegh, NCAR, Boulder, CO; and G. M. Wiener, R. Bankert, R. Bateman, B. Chorbajian, and M. Tryhane

  2:00 PM
Alaska ceiling and visibility (c&v) users needs assessment Alaska Pilot Study
Cynthia Grzywinski, Raytheon Technical Service Co., Atlantic City, NJ; and D. L. Sims

  2:15 PM
Federal Aviation Administration requirements for Runway Visual Range (RVR) visibility and ambient light sensors
Stephen Burnley, FAA, Washington, DC; and M. McKinney, T. A. Seliga, D. C. Burnham, and J. Goslin

  2:30 PM
First observations of fog and low ceiling environments at the FAA northeast ceiling and visibility field site
Robert Tardif, CNRM, Toulouse, France; and J. A. Cole, P. H. Herzegh, S. D. Landolt, R. M. Rasmussen, and M. L. Tryhane

  2:45 PM
Short-term forecasting of airport surface visibility using radar and ASOS
Michael Dixon, National Center for Atmospheric Research, Boulder, Colorado; and R. M. Rasmussen and S. Landolt

http://www.rap.ucar.edu/projects/wsddm/zv/


14
Tornadogenesis
Sponsor: 22nd Conference on Severe Local Storms
Organizers: Howie Bluestein, University of Oklahoma; Ming Xue, University of Oklahoma

Papers:
  1:30 PM
Vortex sheets, vortex rings, and a mesocyclone
David S. Nolan, University of Miami, Miami, FL

  1:45 PM
Precipitation, the Rear Flank Downdraft, and Tornadoes
Mark Askelson, University of North Dakota, Grand Forks, ND; and J. M. Straka and E. N. Rasmussen

  2:00 PM
Evolution of the hook echo and low-level rotation in the 17 May 2000 Brady, NE supercell
Michael A. Magsig, CIMMS/Univ. of Oklahoma, Norman, OK; and D. C. Dowell

  2:15 PM
Paper 14.4 moved to poster session 10. New paper number P10.8

  2:46 PM
Infrared thermal imagery of cloud base in tornadic supercells (formerly paper 13.2)
Robin L. Tanamachi, University of Oklahoma, Norman, OK; and H. B. Bluestein, S. Moore, R. Madding, and C. R. Alexander

3:00 PM-3:00 PM: Thursday, 7 October 2004


1
Formal Poster viewing with Coffee Break

3:00 PM-4:30 PM: Thursday, 7 October 2004


Poster Session 9
Modelling and Verification, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
Stratiform Precipitation Rates and Resulting Surface Visbility Forecasts using the MM5
Jeffrey E. Passner, U. S. Army Research Laboratory, White Sands Missile Range, NM

Poster PDF (177.2 kB)
 
Real-time analysis and short-term forecasting of snowbands using a mesoscale model
Mei Xu, NCAR, Boulder, CO; and N. A. Crook, Y. Liu, and R. Rasmussen

Poster PDF (94.7 kB)
 
Short-term Aviation Climate Prediction Study and Some Preliminary Results around China
Hanjie Wang, Key Laboratory of Environment-climate Research in Temperate East Asia, Beijing, China; and L. Ying and J. Zhang

Poster PDF (568.8 kB)
 
Global Meteorology on Demand (GMOD): A real-time, global-relocatable, multiscale four-dimensional data assimilation and forecast system for regional and local weather applications
Yubao Liu, NCAR, Boulder, CO; and T. Warner, S. Swerdlin, L. Carson, C. Davis, M. Xu, F. C. Vandenberghe, A. Bourgeois, R. S. Sheu, and D. Rife

 
Evaluation of the oceanic cloud-top height diagnostic product; Part II: Comparison with the NESDIS cloud-top pressure product
Sean Madine, NOAA/FSL, and CIRA/Colorado State University, Boulder, CO; and A. Takacs, M. P. Kay, J. Mahoney, and B. G. Brown

 
Evaluation of the oceanic cloud-top height diagnostic product: strategy of the verification methodology
Agnes Takacs, NCAR, Boulder, CO; and B. G. Brown, R. Hueftle, L. D. Holland, S. Madine, J. L. Mahoney, and M. Kay

Poster PDF (297.0 kB)
 
EMC modeling efforts to assist aviation forecasting
Geoffrey S. Manikin, NOAA/NWS/NCEP/EMC, Camp Springs, MD; and B. S. Ferrier, Y. Lin, J. T. McQueen, J. Du, B. Zhou, and G. J. DiMego

Poster PDF (417.9 kB)

Poster Session 10
Ceiling and Visibility, Poster Session
Sponsor: 11th Conference on Aviation, Range, and Aerospace

Papers:
 
Utilizing site-based data mining in national ceiling and visibility forecasting
Gerry Wiener, NCAR, Boulder, CO; and P. Herzegh, R. E. Bateman, and B. Chorbajian

Poster PDF (34.1 kB)
 
Homogeneity properties of runway visibility in fog at Chicago O’Hare International Airport (ORD)
Thomas A. Seliga, Volpe National Transportation Systems Center, Cambridge, MA; and D. A. Hazen and S. Burnley

Poster PDF (1.0 MB)
 
Environmental conditions associated with dense fog at Peoria Illinois
Nancy Westcott, Midwestern Regional Climate Center, Illinois State Water Survey, INRS, University of Illinois, Champaign, Illinois

Poster PDF (205.9 kB)
 
P10.5
Digital Ceiling and Visibility Forecasts for Naval Operations in Southern California Coastal Waters


Poster Session 10
Supercells and Tornadic Storms I
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Poster P10.1 has been moved to Session 13. New paper number 13.2a.

 
Subtle Radar Signatures in the West Brookfield, MA Tornado of 23 July 2002
Glenn A. Field, NOAA/NWS, Taunton, MA; and D. R. Vallee

http://www.erh.noaa.gov/box/papers2.shtml

Poster PDF (602.4 kB)
 
Mobile, dual-Doppler analysis of tornadogenesis: The 15 May 2003 supercell in Shamrock, Texas
Michael M. French, University of Oklahoma, Norman, OK; and H. B. Bluestein, D. C. Dowell, L. J. Wicker, M. R. Kramar, and A. L. Pazmany

Poster PDF (687.2 kB)
 
Examination of Tornadic and Non-tornadic Supercells in Southwest Virginia on 28 April 2002
Stephen J. Keighton, NOAA/NWS, Blacksburg, VA; and K. Kostura and C. Liscinsky

Poster PDF (835.7 kB)
 
An Analysis of the June 23rd, 2002, Brown County, South Dakota Tornadic Cyclical Supercell
Scott Landolt, NCAR, Boulder, CO; and D. Porter and J. P. Monteverdi

Poster PDF (510.6 kB)
 
The May 11, 2003 severe weather null case across the Northeastern and Mid-Atlantic States
Michael L. Jurewicz Sr., NOAA/NWS, Johnson City, NY; and M. Evans, M. Cempa, and S. Rogowski

Poster PDF (836.7 kB)
 
Presumable cause of tornado evolution
Alex Guskov, Institute of Solid State Physics of Russian Academy of Science, Chernogolovka, Russia

Poster PDF (246.7 kB)
 
P10.8
An Analysis of the Oklahoma City Storm on 9 May 2003 (formerly paper 14.4)


Poster Session 11
Supercells and Tornadic Storms II
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Thermodynamic characterization of supercell rear flank downdrafts in Project ANSWERS 2003
Matthew L. Grzych, WindLogics Inc., Grand Rapids, MN; and B. D. Lee, C. A. Finley, and J. L. Schroeder

http://www.windlogics.com/stormres/P11.1_Thermo_Character_of_ANSWERS_RFDs.pdf

Poster PDF (331.3 kB)
 
Thermodynamic and kinematic analysis of multiple RFD surges for the 24 June 2003 Manchester, SD cyclic tornadic supercell during Project ANSWERS 2003
Bruce D. Lee, WindLogics Inc., Grand Rapids, MN; and C. A. Finley and P. Skinner

http://www.windlogics.com/stormres/P11.2_SLS2004_Manchester_RFD_Analysis.pdf

Poster PDF (1023.4 kB)
 
High resolution mobile mesonet observations of RFD surges in the June 9 Basset, Nebraska supercell during Project ANSWERS 2003
Catherine A. Finley, WindLogics Inc., Grand Rapids, MN; and B. D. Lee

http://www.windlogics.com/stormres/P11.3_SLS2004_ANSWERS_June9_RFD.pdf

Poster PDF (275.3 kB)
 
A historical perspective of In-Situ observations within Tornado Cores
Tim M. Samaras, National Technical Systems

Poster PDF (523.7 kB)
 
The structure of a tornado: Ground-based velocity track display (GBVTD) analysis of mobile, W-band, Doppler radar data on 15 May 1999 near Stockton, Kansas
Robin L. Tanamachi, University of Oklahoma, Norman, OK; and H. B. Bluestein, C. C. Weiss, M. Bell, W. C. Lee, and A. Pazmany

Poster PDF (2.7 MB)
 
Scales of motion in tornadoes, what radars cannot see, what scale circulation is a tornado
Joshua Wurman, Center for Severe Weather Research, Boulder, CO; and C. Alexander

http://www.cswr.org

Poster PDF (3.0 MB)
 
Dual-polarization, mobile, X-band, Doppler radar observations of hook echoes in supercells
Francesc Junyent Lopez, University of Massachusetts, Amherst, MA; and A. Pazmany, H. B. Bluestein, M. R. Kramar, M. French, C. Weiss, and S. Frasier

Poster PDF (746.8 kB)

Poster Session 12
Supercells and Tornadic Storms III
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Supercell evolution in environments with unusual hodographs
David O. Blanchard, NOAA/NWS, Flagstaff, AZ; and B. A. Klimowski

Poster PDF (962.4 kB)
 
An observational study of the interaction between a supercell and a mesoscale boundary
Mark R. Conder, Texas Tech University, Lubbock, TX; and S. Cobb, G. D. Skwira, and J. L. Schroeder

http://www.srh.noaa.gov/science/22sls/

Poster PDF (1.5 MB)
 
Analysis of the 28 April 2002 La Plata, Maryland tornado mesoscale environment
Stephen J. Rogowski, NOAA/NWS, Sterling, VA; and S. M. Zubrick

http://www.erh.noaa.gov/lwx/Historic_Events/apr28-2002/laplata.htm

Poster PDF (2.2 MB)
 
Overview and synoptic assessment of the 28 April 2002 La Plata, MD tornado
Christopher A. Strong, NOAA/NWS, Sterling, VA; and S. Zubrick

http://www.erh.noaa.gov/lwx/Historic_Events/apr28-2002/laplata.htm

Poster PDF (890.8 kB)

Poster Session 13
Results from the International H2O Project (IHOP)
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Multiple-Doppler radar observations of vertical wind profile heterogeneity in convective boundary layers
Paul Markowski, Penn State University, University Park, PA; and Y. P. Richardson

Poster PDF (1.7 MB)
 
Multiple-Doppler radar observations of the structure and evolution of vortices in a convective boundary layer
Paul Markowski, Penn State University, University Park, PA; and C. Hannon

Poster PDF (2.5 MB)
 
Performance of real-time and post-IHOP mesoscale models in determining storm type and evolution for the IHOP-2002 experimental period
Edward J. Szoke, NOAA/ERL/FSL, Boulder, CO; and B. L. Shaw and J. M. Brown

http://laps.fsl.noaa.gov/szoke/IHOP/ihopmodeleval.html

Poster PDF (1.1 MB)

Poster Session 14
Lightning
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
Overview of the 2003 and 2004 field program phases of the Thunderstorm Electrification and Lightning Experiment (TELEX)
Dave Rust, NOAA/NSSL, Norman, OK; and D. MacGorman, T. Schuur, E. Bruning, J. Straka, B. Rison, T. Hamlin, P. Krehbiel, C. Ziegler, T. Mansel, M. Biggerstaff, K. Eack, and B. Beasley

 
Lightning and radar observations of two storms observed during STEPS
Sarah A. Tessendorf, Colorado State University, Fort Collins, CO; and K. C. Wiens and S. A. Rutledge

http://radarmet.atmos.colostate.edu/~saraht/STEPS/SLS04.html

Poster PDF (227.8 kB)
 
The use of Lightning Mapping Array data in WDSS-II
V. Lakshmanan, CIMMS/Univ. of Oklahoma/NOAA/NSSL, Norman, OK; and K. D. Hondl, D. MacGorman, and G. J. Stumpf

Poster PDF (378.0 kB)
 
Three-dimensional lightning location relative to storm structure in a Mesoscale Convective System
Lawrence D. Carey, Texas A&M University, College Station, TX; and M. J. Murphy, T. McCormick, and N. W. S. Demetriades

http://www.met.tamu.edu/personnel/faculty/carey.html

Poster PDF (649.1 kB)
 
Lightning signatures in convective storms on the High Plains
Maribel Martinez, Texas Tech University, Lubbock, TX; and J. Schroeder

Poster PDF (197.3 kB)
 
Correlation of Lightning Flash Rates with a Microburst Event
Karen M. Altino, University of Alabama, Huntsville, AL; and K. R. Knupp and S. J. Goodman


Poster Session 15
Use of Mesoscale Numerical Modeling in Severe Local Storms Forecasting
Sponsor: 22nd Conference on Severe Local Storms

Papers:
 
The 4 June 1999 derecho event: the ultimate challenge for numerical weather prediction?
William A. Gallus Jr., Iowa State University, Ames, IA; and J. Correia and I. Jankov

Poster PDF (485.8 kB)
 
Poster P15.2 has been moved to P9.9

 
An Evaluation of Mesoscale Model Simulations of An Oscillating Dryline
Mark Conder, Texas Tech University, Lubbock, TX; and R. E. Peterson

http://www.atmo.ttu.edu/conder/22SLS

Poster PDF (909.2 kB)
 
Evaluation of short-range ensemble forcasts during the 2003 SPC/NSSL Spring Program
David R. Bright, NOAA/NWS/NCEP/SPC, Norman, OK; and M. S. Wandishin, S. J. Weiss, J. J. Levit, J. S. Kain, and D. J. Stensrud

http://www.spc.noaa.gov/exper/sref/

Poster PDF (395.4 kB)

4:30 PM-5:30 PM: Thursday, 7 October 2004


11
Aviation Accident and Incident Reviews
Sponsor: 11th Conference on Aviation, Range, and Aerospace
Organizers: Wayne R. Sand, Aviation Weather Consultants, LLC; Wes Wilson, NCAR

Papers:
  4:30 PM
Weather-related aviation accident investigations at the National Transportation Safety Board
James T. Skeen Jr., National Transportation Safety Board, Washington, DC; and S. L. Reed

  4:45 PM
A Statistical Review of Aviation Airframe Icing Accidents in the U.S
Kevin R. Petty, National Transportation Safety Board, Washington, DC; and C. D. J. Floyd

  5:00 PM
Commercial Aviation Encounters with Severe Low Altitude Turbulence
Paul E. Bieringer, MIT, Lexington, MA; and B. Martin, B. Collins, and J. Shaw

  5:15 PM
Gravity wave turbulence generated by convection over the Bahamas on 17 January 1996
Lee E. Branscome, Climatological Consulting Corporation, Palm Beach Gardens, FL; and M. N. Campbell

http://www.ccc-weather.com/bahamas

4:30 PM-6:00 PM: Thursday, 7 October 2004


15
Tornadoes
Sponsor: 22nd Conference on Severe Local Storms
Organizers: David C. Dowell, CIMMS/Univ. of Oklahoma; Paul Markowski, Penn State University

Papers:
  4:30 PM
A translating tornado simulator for engineering tests: comparison of radar, numerical model, and simulator winds
William A. Gallus Jr., Iowa State University, Ames, IA; and P. Sarkar, F. L. Haan, K. Le, R. Kardell, and J. Wurman

  4:45 PM
  5:00 PM
Pressure measurements at the ground in an F-4 tornado
Julian J. Lee, Applied Research Associates, Inc., Littleton, CO; and T. Samaras and C. Young

  5:15 PM
Comparison of in-situ pressure and DOW Doppler winds in a tornado and RHI vertical slices through 4 tornadoes during 1996-2004
Joshua Wurman, Center for Severe Weather Research, Boulder, CO; and T. Samaras

http://www.cswr.org

  5:30 PM
Effects of debris on near-surface tornado dynamics
David C. Lewellen, West Virginia University, Morgantown, WV; and B. Gong and W. S. Lewellen

http://eiger.mae.wvu.edu

  5:45 PM
The formation and intensification of supercritical tornado-like vortices - a laboratory study
Christopher R. Church, Miami University, Oxford, OH; and K. A. Kosiba, D. Cleland, and C. P. Beer

5:30 PM-5:30 PM: Thursday, 7 October 2004


Conference Ends

6:00 PM-6:00 PM: Thursday, 7 October 2004


Sessions End for the Day

8:00 PM-10:00 PM: Thursday, 7 October 2004


Video Session

Friday, 8 October 2004

12:00 AM-12:00 AM: Friday, 8 October 2004


Fri 8 Oct

8:00 AM-10:00 AM: Friday, 8 October 2004


16B
Lightning
Sponsor: 22nd Conference on Severe Local Storms
Organizer: Walter A Lyons, FMA Research Inc.

Papers:
  8:00 AM
An overview of severe storm signatures in three-dimensional lightning mapping observations
Don MacGorman, NOAA/NSSL, Norman, OK; and C. Ziegler, T. Mansell, J. Straka, P. Krehbiel, B. Rison, and T. Hamlin

  8:15 AM
Three-dimensional data analysis of storm electrification datasets
E. Bruning, Univ. Oklahoma, Norman, OK; and W. D. Rust, D. MacGorman, T. Schuur, S. Weiss, P. Krehbiel, and W. Rison

  8:30 AM
Environmental control of cloud-to-ground lightning polarity in severe storms during IHOP
Lawrence D. Carey, Texas A&M University, College Station, TX; and K. M. Buffalo

http://www.met.tamu.edu/personnel/faculty/carey.html

  9:00 AM
Lightning, supercells and sprites
Walter A. Lyons, FMA Research, Inc., Fort Collins, CO; and S. A. Cummer

  9:15 AM
Lightning, electric field, and radar observations of the STEPS 25 June 2000 storm
Stephanie A. Weiss, CIMMS/Univ. of Oklahoma, Norman, OK; and W. D. Rust, D. MacGorman, E. Bruning, T. Schuur, P. Krehbiel, B. Rison, and T. Hamlin

  9:30 AM
Electrification and lightning in an idealized boundary-crossing supercell simulation of 2 June 1995
Alexandre Fierro, Univ. of Oklahoma, Norman, OK; and M. S. Gilmore, L. Wicker, E. R. Mansell, J. M. Straka, and E. N. Rasmussen

  9:45 AM
The severe weather outbreak of 10 November 2002: Lightning and radar analysis of storms in the deep South
Dennis E. Buechler, University of Alabama, Huntsville, AL; and E. W. McCaul Jr., S. J. Goodman, R. J. Blakeslee, J. C. Bailey, and P. N. Gatlin

8:15 AM-10:15 AM: Friday, 8 October 2004


16A
Results from the International H2O Project (IHOP)
Sponsor: 22nd Conference on Severe Local Storms
Organizer: N. Andrew Crook, NCAR

Papers:
 
16A.1
Along-frontal kinematic and moisture variability and the impact on convection initiation

  8:45 AM
(To be presented at 9:00 am) High resolution observations of a cold front on 10 June 2002
Nettie R. Arnott, Penn State University, University Park, PA; and Y. P. Richardson and J. Wurman

  9:00 AM
Analysis of convection initiation along a dryline on 19 June 2002
Yvette P. Richardson, Penn State University, University Park, PA; and J. Marquis, E. N. Rasmussen, J. M. Wurman, and N. R. Arnott

  9:15 AM
(To be Presented at 8:30 am) Observations of misocyclones along boundaries during IHOP
James Marquis, Penn State University, University Park, PA; and Y. P. Richardson and J. Wurman

  9:30 AM
Fine-scale observations of a dryline during the International H2O Project
Christopher C. Weiss, Texas Tech University, Lubbock, TX; and H. B. Bluestein and A. Pazmany

  9:45 AM
Evolution of boundary layer wind and moisture fields along a front during IHOP
John Stonitsch, Penn State University, University Park, PA; and P. Markowski

  10:00 AM
Scale sensitivities in model precipitation skill scores during IHOP
Stephen S. Weygandt, NOAA/FSL, Boulder, CO; and A. Loughe, S. Benjamin, and J. Mahoney

http://ruc.fsl.noaa.gov

10:00 AM-10:30 AM: Friday, 8 October 2004


Coffee Break

10:30 AM-12:30 PM: Friday, 8 October 2004


17
Use of Mesoscale Numerical Modeling in Severe Local Storms Forecasting
Sponsor: 22nd Conference on Severe Local Storms
Organizer: Stanley Benjamin, NOAA/FSL

Papers:
  10:30 AM
  10:45 AM
  11:00 AM
Improved moisture and PBL initialization in the RUC using METAR data
Stanley G. Benjamin, NOAA/FSL, Boulder, CO; and S. S. Weygandt, D. Dévényi, J. M. Brown, G. A. Manikin, T. L. Smith, and T. G. Smirnova

http://ruc.fsl.noaa.gov

  11:15 AM
Changes to the NCEP SREF system and their impact on convective forecasting
Geoffrey S. Manikin, NOAA/NWS/NCEP/EMC, Camp Springs, MD; and J. T. McQueen, J. Du, and B. S. Ferrier

  11:30 AM
GPS-IPW observations and their assimilation into the 20-km RUC during severe weather season
Tracy Lorraine Smith, NOAA/FSL/CIRA, Boulder, CO; and S. S. Weygandt, S. G. Benjamin, S. I. Gutman, and S. Sahm

  11:45 AM
  12:00 PM
  12:15 PM
Convective contamination and the poor forecasts that follow
James Correia Jr., Iowa State University, Ames, IA; and R. W. Arritt, W. Gallus, and I. Jankov