1 Symposium on VORTEX: What We Have Learned-Where We Must Go

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Sunday, 9 January 2000

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7:30 AM-9:00 AM: Sunday, 9 January 2000


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Short Course Registration

9:00 AM-6:00 PM: Sunday, 9 January 2000


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Conference Registration

Monday, 10 January 2000

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7:30 AM-5:30 PM: Monday, 10 January 2000


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Conference Registration continues through Friday, 14 January

5:00 PM-7:00 PM: Monday, 10 January 2000


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Formal Opening of Exhibits with Reception (Cash Bar)

7:30 PM-9:30 PM: Monday, 10 January 2000


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Fujita Banquet

Tuesday, 11 January 2000

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10:00 AM-10:00 AM: Tuesday, 11 January 2000


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Exhibit Hours 10:00 A.M.-2:15 P.M.

10:30 AM-11:15 AM: Tuesday, 11 January 2000


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WALTER ORR ROBERTS LECTURE IN INTERDISCIPLINARY SCIENCE (Special President's Symposium on Environmental Applications). Title: Emerging Environmental Issues: A Global Perspective. Speaker: R. E. (Ted) Munn, Univ. of Toronto, Toronto, ON, Canada

11:15 AM-11:15 AM: Tuesday, 11 January 2000


WMO PRESENTATION (Special President's Symposium on Environmental Applications). Title: Meteorology and the Environment - the WMO Perspective. Speaker: John W. Zillman, WMO, Geneva, Switzerland

12:15 PM-2:15 PM: Tuesday, 11 January 2000


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Conference Luncheon. Speaker: D. James Baker, Undersecretary of Commerce for Oceans and Atmosphere, Administrator for NOAA, Silver Spring, MD

3:30 PM-3:30 PM: Tuesday, 11 January 2000


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Exhibit Hours 3:30-7:00 P.M.

Wednesday, 12 January 2000

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8:00 AM-9:30 AM: Wednesday, 12 January 2000


Session 1
Forecast, warning, and preparedness issues related to VORTEX
Host: Symposium on VORTEX: What We Have Learned-Where We Must Go
Organizer: Erik Rasmussen, NOAA/NSSL
8:00 AM
1.1
A retrospective look at VORTEX: Implications about forecasting
Charles A. Doswell III, NOAA/NSSL, Norman, OK

8:30 AM
1.2
Impacts of VORTEX on operational severe storm forecasting
Richard L. Thompson, NOAA/SPC, Norman, OK

9:00 AM
1.3
VORTEX and the public: Does what we do matter?
Harold E. Brooks, NOAA/NSSL, Norman, OK

9:30 AM-11:30 AM: Wednesday, 12 January 2000


Session 2
Supercells and their environments
Host: Symposium on VORTEX: What We Have Learned-Where We Must Go
Organizer: Erik Rasmussen, NOAA/NSSL
9:30 AM
2.1
Variability of "environmental" wind profiles and the role of boundaries during VORTEX
Paul Markowski, University of Oklahoma, Norman, OK

10:00 AM
2.2
Observations of Storm/environment Interactions
Albert E. Pietrycha, Texas Tech University, Lubbock, TX

10:30 AM
2.3
The Morphology of Supercell Storms on 2 June 1995: Intriguing Observations of Cloud-to-Ground Lightning Properties and Interactions with Pre-existing Mesoscale Boundaries
Matthew S. Gilmore, Texas A&M University, College Station, TX

11:00 AM
2.1a
Coffee Break (Exhibit Hours 10:00 A.M.-1:30 P.M.)

11:15 AM-12:00 PM: Wednesday, 12 January 2000


Remote Sensing Lecture

11:30 AM-1:30 PM: Wednesday, 12 January 2000


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Lunch Break

1:30 PM-2:30 PM: Wednesday, 12 January 2000


Session 3
Recent trends in storm-scale modeling
Host: Symposium on VORTEX: What We Have Learned-Where We Must Go
Organizer: Erik Rasmussen, NOAA/NSSL
1:30 PM
3.1
Problems in supercell-simulating cloud models and suggested remedies
Jerry M. Straka, University of Oklahoma, Norman, OK

2:00 PM
3.2
Severe storm modeling after VORTEX: Opportunities and obstacles
Louis J. Wicker, NOAA/NSSL, Norman, OK

2:30 PM-4:00 PM: Wednesday, 12 January 2000


Session 4
Tornadic/non-tornadic supercell discrimination
Host: Symposium on VORTEX: What We Have Learned-Where We Must Go
Organizer: Erik Rasmussen, NOAA/NSSL
2:30 PM
4.1
Comparison Between Tornadic and Non-Tornadic Supercells
Roger M. Wakimoto, Univ. of California, Los Angeles, CA

3:00 PM
4.2
Some possible mechanisms for tornadogenesis failure in a supercell
David O. Blanchard, NOAA/NWS, Bellemont, AZ

3:30 PM
4.1a
Coffee Break (Exhibit Hours 3:00-7:30 P.M.)

4:00 PM-5:30 PM: Wednesday, 12 January 2000


Session 5
Current theories of tornadogenesis
Host: Symposium on VORTEX: What We Have Learned-Where We Must Go
Organizer: Erik Rasmussen, NOAA/NSSL
4:00 PM
5.1
Evidence for the role of barotropic processes in the rear flank downdraft in tornadogenesis
Jerry M. Straka, University of Oklahoma, Norman, OK; and E. N. Rasmussen

4:30 PM
5.2
Does the hook echo instigate tornadogenesis?
Robert P. Davies-Jones, NOAA/NSSL, Norman, OK

5:00 PM
5.3
On tornadogenesis failure
Jeff Trapp, NOAA/NSSL and NCAR/MMM, Boulder, CO

5:30 PM-5:30 PM: Wednesday, 12 January 2000


Sessions end for the day

6:00 PM-7:30 PM: Wednesday, 12 January 2000


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Reception (Cash Bar)

7:30 PM-9:30 PM: Wednesday, 12 January 2000


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AMS Annual Awards Banquet

Thursday, 13 January 2000

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8:00 AM-10:00 AM: Thursday, 13 January 2000


Session 6
Observations of mesocyclones and tornadogenesis
Host: Symposium on VORTEX: What We Have Learned-Where We Must Go
Organizer: Erik Rasmussen, NOAA/NSSL
8:00 AM
6.1
Tornadogenesis, maintenance, and demise in the Dimmitt, TX storm
Erik Rasmussen, CIMMS/Univ. of Oklahoma and NOAA/NSSL, Boulder, CO; and J. Straka

8:30 AM
6.2
Cyclic Tornado Formation in the 8 June 1995 McLean, Texas Storm
David C. Dowell, Univ. of Oklahoma, Norman, OK

9:00 AM
6.3
Evolution of Low Level Mesocyclone Rotation: The 29 MAY 1994 Newcastle, Texas Storm During VORTEX
Conrad Ziegler, NOAA/NSSL/ERL, Norman, OK; and E. N. Rasmussen, T. R. Shepherd, A. I. Watson, and J. M. Straka

9:30 AM
6.4
Some surface observations in hook echoes obtained by a mobile mesonet
Paul Markowski, University of Oklahoma, Norman, OK; and J. Straka and E. Rasmussen

9:00 AM-1:30 PM: Thursday, 13 January 2000


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Exhibit Hours

10:00 AM-10:30 AM: Thursday, 13 January 2000


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Coffee Break

10:30 AM-12:00 PM: Thursday, 13 January 2000


Session 7
Observations and modeling of tornadoes
Host: Symposium on VORTEX: What We Have Learned-Where We Must Go
Organizer: Erik Rasmussen, NOAA/NSSL
10:30 AM
7.1
Observations of tornadoes using mobile Doppler radars
Howard B. Bluestein, Univ. of Oklahoma, Norman, Oklahoma

11:00 AM
7.2
Modeling the Region of Strongest Winds in a Tornado
W. Steve Lewellen, West Virginia Univ., Morgantown, WV; and D. C. Lewellen

11:30 AM
7.3
DOW Observations of tornado structure and evolution
Joshua Wurman, University of Oklahoma, Norman, OK

12:00 PM-12:00 PM: Thursday, 13 January 2000


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Symposium Ends
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