NSSL SEMINAR SERIES

Seminars Coordinated by Jeff Trapp (?? to Jan 98)

Seminars Coordinated by Carl Hane (Feb 98 to Dec 99)

Date Presenter Title
2/13/98 Yoshi Sasaki Entropic (Wind) Balance, Differential Entropy Production, and Tornadogenesis
2/27/98 Doug Lilly What and Why You Might Want to Know about Stratocumulus
3/6/98 Charlie Crisp Planned Activities' Status Report for Celebration of the Golden Anniversary of Tornado Forecasting and a Little History: 1948-1951
4/6/98 Eugenia Kalnay The NCEP/NCAR 40-Year Reanalysis
4/9/98 David Schultz The Use and Abuse of Conditional Symmetric Instability as a Diagnostic Tool for Forecasting Slantwise Convection
4/24/98 Conrad Ziegler The Mesoscale Convective System (MCS) Electrification and Polarimetric Radar Study
5/1/98 Jeff Kimpel Current Status of the USWRP
5/15/98 Don Burgess Improvements of NWS Tornado Warnings
5/22/98 Pam McKeen Radar-derived Thunderstorm Parameters Applied to Storm Longevity Forecasting
5/29/98 Peter Bechtold Precipitating and non-Precipitating Convection: Effects, Concepts, and Modeling
6/12/98 Mike Biggerstaff Variability of Convection in Mesoscale Systems
7/7/98 Douglas van de Kamp The Extent and Identification of Migrating Bird Contamination in NOAA's Profiler Network Data
7/10/98 Jeff Trapp Descending and Non-descending Tornadic Vortex Signatures
9/4/98 Bob Rabin Relating Vegetation and Soil Moisture Indices to Surface Energy Fluxes across a Dryline
9/25/98 JT Johnson What Does the NWS Field Think about NSSL and Its Efforts? Results of a Survey of NWS MICs, SOOs, and WCMs
9/25/98 Wes Wilson A Skill Statistic for Probabilistic Categorical Forecasts
10/2/98 John Lewis Vapor Flux over the Gulf of Mexico:A Sensitivity Study Using Adjoint Modeling
10/16/98 Rodger Brown Effects of Azimuthal Resolution of 88D Scanning
11/20/98 P.W. Li Recent Nowcasting Research Activities in the Hong Kong Observatory
12/11/98 Dave Stensrud The Roads from Chaos: Ensemble Forecasting and the Future of Numerical Weather Prediction
12/18/98 William Roeder Research Opportunities at 45th Weather Squadron in Support of the Nation's Space Program
1/22/99 Alexander Ryzhkov Classification and Measurement of Precipitation Using Dual-Polarization Radar
1/29/99 Gary Skaggs New Dialup Networking Capabilities at NSSL
1/29/99 DeWayne Mitchell Part I: The NSSL/OSF Level II Database Part II: Climatology of Radar-observed Signatures: Status Report
2/12/99 Steve Goss and Jack Kain The Melting Effect as a Factor in Winter Season Precipitation-Type Forecasting
3/5/99 Caren Marzban On the Notion of Best Predictors
3/12/99 Ramkumar Parthasarathy Structure of Particle-Laden Jets
4/19/99 Frank B. Tatom Tennessee River Interaction with Tornadoes
5/7/99 Chris Porter Clear-Air Adjoint-Method Wind Retrievals from the WSR-88D Network
5/14/99 Caren Marzban Lectures on Statistics III: Hypothesis Testing
5/21/99 Baxter Vieux Development of a Physically-Based Flash Flood Index
5/28/99 Kaoru Takara Storm and Flood Frequency Analysis Based on PMP/PMF Estimation
6/4/99 Eugenia Kalnay (1) Objective Verification of the SAMEX '98 Ensembles and (2) Origin and Maintenance of OK/TX drought of 98
6/11/99 Wayne Feltz High Temporal Resolution Monitoring of Atmospheric Stability (CIN/CAPE) using the Atmospheric Emitted Radiance Interferometer (AERI)
6/21/99 Rit Carbone The Short and Tall of Tropical Island Convection
7/30/99 John Locatelli and Ralph Schwartz Upper level fronts and cold pool dynamics as they are related to thunderstorm development
9/3/99 Scott Richardson and Jerry A. Brotzge An Introduction to the Oklahoma Atmospheric Surface-Layer Instrumentation System (OASIS)
9/24/99 Rodger Brown, Vincent Wood, and Dale Sirmans Designing New Scanning Strategies for NEXRAD (WSR-88D) Radars
10/8/99 Bob Rabin Upper-Tropospheric Winds from GOES Water Vapor Observations - Exploring the Potential for Mesoscale Analysis
10/15/99 Estelle de Coning Tornado Occurrence and Research in South Africa
11/5/99 Qin Xu Analysis of Innovation Vectors
11/19/99 Franz Mora Analysis and Characterization of Landscape Surfaces with Remotely Sensed Data
12/3/99 Phillip Bothwell Forecasting Dry Thunderstorms at the Storm Prediction Center
12/8/99 Steve Vasiloff The 11 August Salt Lake City Tornado
12/10/99 Kim Elmore Ensemble Cloud Model Applications to Thunderstorm Forecasting
12/17/99 Mike Smith On the NWS Public-Private Partnership

Seminars coordinated by David Schultz (Jan 00 to Jul 02)

Date Presenter Title
1/7/00 David Schultz A Western U.S. Medley: The Intermountain Precipitation Experiment and Lake-Effect Snowstorms in Northern Utah With and Without Lightning
2/4/00 Matt Gilmore Observed and simulated 2-3 June 1995 West Texas Panhandle supercells
2/11/00 Howie Bluestein The interaction of numerically simulated supercells initiated along lines
3/3/00 Harald Richter Strong Vortices, Deep Tropopause Folds and Cumulus Clouds (What has Harald been up to Recently?)
3/8/00 John Monteverdi Shear parameter thresholds for forecasting California tornadic thunderstorms
3/10/00 Jeff Evans Examination of Derecho Environments using Proximity Soundings
3/24/00 Caren Marzban A Bayesian neural network for hail-size prediction
3/31/00 Harold Brooks Recent Work in the Climatology of Severe Weather
4/7/00 Ted Mansell Regarding Numerically Simulated Lightning Production in Four Types of Severe Storms
4/14/00 Conrad Ziegler Evolution of low level rotation in the 29 May 1994 Newcastle, Texas storm during VORTEX
4/21/00 Romualdo Romero Heavy precipitations in Mediteranian Spain: Climatology and mesoscale numerical simulations
5/5/00 John Brown An Informal Presentation and Discussion on the WRF (Weather Research and Forecast) Model
5/12/00 Daphne Zaras State of the Web and Educational Outreach (NSSL Internal Only)
5/19/00 Doug Kennedy and Jose Meitin Datasets and Data Management at NSSL
5/23/00 Lance Bosart The Quantitative Precipitation Forecasting Problem Associated with Landfalling and Transitioning Tropical Cyclones
5/26/00 Terry Schuur The NSSL 2D-Video Disdrometer: Comparison of Drop Size Distribution and Dual-Polarization Radar Measurements
6/2/00 Michael Douglas Recent developments in the Pan American Climate Studies Sounding Network (PACS-SONET) in Latin America
6/9/00 Caren Marzban Does El Nino Cause Tornadoes?
6/16/00 Kevin Simmons Economic Research for Wind-Storm Disasters
7/21/00 Jeffrey Trapp Squall-Line Tornadoes
8/22/00 DJ Seo Radar-Based Rainfall Estimation in the NWS Hydrology Program: Upcoming Improvements and Outstanding Issues
9/8/00 Severe Local Storms Conference Psych-Up Session J2.5 Kim Elmore: Ensemble Cloud Model Applications to Forecasting Thunderstorms

8.3 Robert Davies-Jones: Can the Hook Echo Instigate Tornadogenesis Barotropically?

17.1 Robert Carver: The Role of Low-Level Shear, Mid-Level Shear, and Buoyancy in the Intensity of Modelled Low-Level Mesocyclones within Supercells: Effects of Variations in LCL Height and Mid-Level Shear

17.4 Yvette Richardson: The Influence of Horizontal Variations in Vertical Shear and Low-Level Moisture on Numerically Simulated Convective Storms

18.3 Harald Richter: Suppression of Deep Moist Convection Near the Southern Plains Dryline

9/22/00 Jeff Kimpel Rethinking the NSSL Organization (NSSL Internal Only)
9/29/00 Rodger Brown and Vincent Wood Improved Detection of Mesocyclones and Tornadoes on 3 May 1999 Using Finer-Resolution WSR-88D Data
10/6/00 Pam Archer Deaths and Injuries Associated with the 3 May 1999 Tornadoes in Oklahoma
10/13/00 Severe Local Storms and Aviation Conferences: Norman's Greatest Hits 4.2 Mike Coniglio: Simulation of a Progressive Derecho using Composite Initial Conditions

9.3 Mike Kay: Verification of Probablistic Severe Storms Forecasts at the SPC

13.5 Michael Baldwin: Properties of the Convection Scheme in NCEP's Eta Model that Affect Forecast Sounding Analysis

14.4 Romualdo Romero: Importance of Cold Pools and Associated Outflows to the Evolution of a Convective Outbreak in Northeastern Spain

15.2 Robert Johns: The Role of Synoptic Patterns and Temperature and Moisture Distribution in Determining the Locations of Strong and Violent Tornado Episodes in the North Central United States

Steve Vasiloff: Evaluation of 30 min snow forecasts from the Weather Support to Deicing Decision Making (WSDDM) system

10/26/00 Prof. Jim Moore The Extreme East-Central Missouri Flash Flood of 6-7 May 2000
10/27/00 Bill Conway The 2000 Olympic Games: NSSL's Role in Sydney and Beyond
11/3/00 David Stensrud Value of Real-time Land Use Data in Numerical Weather Prediction
11/9/00 Brad Smull In Search of Improved Understanding and Forecasts of Severe Orographic Rainfall Events: Objectives and Early Results from MAP
12/6/00 Philippe Richard SAFIR Total Lightning Detection & Thunderstorm Nowcasting Network
12/15/00 Prof. Paul Roebber Synoptic Input, Sub-synoptic Output: Model Noise or Reality?
1/5/01 Gary Skaggs Information And Technology Services Group? What In The World Is That?
1/26/01 Doug Forsyth The National Weather Center -- An Update
2/2/01 Kimberly L. Elmore Extreme Sensitivity of a Cloud-Scale Model to the Initial Sounding: Some Examples
2/9/01 Tom Loveland Local, Regional, and Global Land Cover Patterns, Dynamics, and Impacts
2/16/01 David Schultz Preliminary Results from the Intermountain Precipitation Experiment (IPEX)
3/2/01 Tim Marshall Results of the Damage Surveys from the May 3, 1999 Moore Tornado and the March 28, 2000 Fort Worth/Arlington Tornadoes
3/9/01 Paul Janish and Jack Kain Advancing Operational Forecasting Through Collaborative Applied Research Programs at the Storm Prediction Center and National Severe Storms Laboratory
3/14/01 Caren Marzban Statistics Lecture Series: Stochastic Forecasting Models
3/16/01 Caren Marzban A Neural Network for the Prediction of U.S. Tornadic Volatility Based on Pacific Sea Surface Temperature
3/21/01 Al Moller The Fort Worth and Arlington TX Tornadoes of 3/28/00: An Initial Assessment of the Integrated Warning System
3/23/01 Yoshiaki Takeuchi The Variational Assimilation Systems for Global and Mesoscale NWP Models Developed By JMA
3/30/01 Keli Pirtle Tarp Public Affairs: Telling Our Story
4/6/01 Prof. John Latham Determination of Thundercloud Ice Characteristics from Satellite Observations of Lightning
4/13/01 Louis Wicker An Overview of the Weather Research and Forecast Model - What's up with WRF? AND The Shared Mobile Atmospheric Research and Teaching (SMART) radars: An Update.
4/20/01 Stan Benjamin Implementation of the 20-km Version of the Rapid Update Cycle (RUC)
4/27/01 Don MacGorman and Dave Rust Electrical Properties of Storms Observed in the STEPS Field Program
5/4/01 Qin Xu Refractivity Data Assimilation
5/11/01 Prof. William Gallus Predictability of Warm-Season Convective System Rainfall in the Eta Model
5/15/01 Thomas Black Overview and Future Plans of the Mesoscale Modeling Branch at NCEP
5/18/01 Dusan Zrnic Phased Array Weather Radar: Fiction and Reality -- Benefits and Challenges
5/21/01 Prof. Robert D. Palmer Doppler Radar Studies of the Atmosphere Using Spatial and Frequency Diversity
5/25/01 Geoff Manikin Eta-Model Forecasts of Low-Level Moisture
6/1/01 Stephen S. Weygandt Short-Range Prediction of a Supercell Storm Using Single-Doppler Retrieved Fields
6/8/01 Barry Schwartz Sounding Diagnostics from the 20-km RUC
6/15/01 Bob Davies-Jones Theory of the Propagation of Supercell Storms
6/19/01 Prof. Steve Rutledge Kinematic, Microphysical and Electrical Characteristics of Amazonian Convection Observed in TRMM-LBA
6/25/01 Jeff Trapp Low-level mesovortices within quasi-linear convective systems: Vortexgenesis and subsequent vortex-induced damaging winds.
6/29/01 Carl Hane A Case Study of Convective Initiation Along a Redeveloping Dryline
7/13/01 Dan Miller A Detailed Look at Extreme Wind Damage in Derecho Events
8/10/01 Rodger Brown and
Bim Wood
An Update on the Simulation of Negative Elevation Angles for Mountaintop WSR-88Ds
8/17/01 Dr. Susana Gordillo Squall Lines in Argentina
8/24/01 Jeff Kimpel Challenges and Opportunities at NSSL
9/07/01 Michael Baldwin, Jack Kain, Pamela MacKeen, Terry Schuur, Sebastian Torres Norman's Greatest Hits, Vol. 2:
Radar and Mesoscale/WAF/NWP Conferences
9/21/01 Rodger Brown Prospects for Faster and Denser WSR-88D Scanning Strategies
9/25/01 Joe Friday Climate Change Science: The Washington Scene
9/27/01 Bim Wood Improving Accessibility to Hazardous Weather Warning Information by Deaf and Hard-of-Hearing Individuals
10/5/01 Jason Knievel Vorticity and Gradient Balance in a Mesoscale Convective Vortex
10/12/01 David Schultz, Scott Richardson, Yvette Richardson, Russ Schneider, and Mark Shafer What We Did on Our Summer Break: The AMS Summer Policy Colloquium
10/19/01 Qin Xu Assimilating Single-Doppler Radar Observations into Mesoscale Models
10/26/01 Prof. Fred Carr The Future of Mesoscale Observing Systems and Data Assimilation
[Powerpoint Slides]
11/2/01 V. (Lak) Lakshmanan Hierarchical Texture Segmentation of Weather Radar and Satellite Images
11/16/01 David Jorgensen The Kinematic Structure of Two Intense Narrow Cold-Frontal Rainbands Observed by Airborne Doppler Radar over the North Pacific Ocean
11 Jan 02 Alexander E. "Sandy" MacDonald
NOAA Forecast Systems Laboratory
Boulder, Colorado
An Idea for a Mesoscale Demonstration Network With GPS
18 Jan 02 AMS Annual Meeting 
 
25 Jan 02 Kim Elmore
NOAA/NSSL
Operational Ensemble Cloud Model Forecasts: Some Preliminary Results
1 Feb 02 John Cortinas, Brad Illston, Renee McPherson, Valery Melnikov, Terry Schuur, Danny Cheresnick
Norman's Greatest Hits, Vol. 3: The 2002 AMS Annual Meeting
8 Feb 02 Alexander Ryzhkov
NOAA/NSSL
Radar Rainfall Measurements: Polarimetric Perspectives
15 Feb 02 Daphne Zaras
NOAA/NSSL
What You Need To Know About Your Web Page: New Accessibility Requirements
22 Feb 02 Neil Fox
Department of Atmospheric Science
University of Missouri - Columbia
Extreme Rainfall and Flood Forecasting in the UK
1 Mar 02 Don Burgess
NOAA/NSSL
Radar Observations of the 3 May 1999 Oklahoma City Tornado
8 Mar 02 Dusan Zrnic
NOAA/NSSL
Enhanced Polarimetric Signatures---Seen Through the Student's Wide Camera Lens and the Professor's Eyepiece, But Unexplained by Either
15 Mar 02 Christopher Moore et al.
NOAA/PMEL
ImmersaDesk: NSSL's Greatest Hits Datasets
Tuesday 19 March 2002
3:30 p.m.
Yuki Honda
University of Oklahoma
3DVAR Thermodynamic Retrievals: Basic Formulation and Sensitivity Experiments
22 March 2002 Vlad Mazur
NOAA/NSSL
Physical Processes during Development of Lightning Flashes
29 March 2002 Jonathan J. Gourley
NOAA/NSSL
Multisensor Approach to Quantitative Precipitation Estimation
Monday
1 April 2002
2:30 p.m.
Prof. Michael Biggerstaff
Texas A&M University
Overview and Preliminary Results from the Shared Mobile Atmospheric Research and Teaching (SMART) Radar Project
5 April 2002 Dick Doviak
NOAA/NSSL
Measurement of Cross-Beam Wind with Phased Array Radar
12 April 2002 Norman Doppler Radar Celebration
Norman Doppler Radar Celebration
19 April 2002 Phillip Bothwell
NOAA/NWS/Storm Prediction Center
Prediction of Cloud-to-Ground Lightning in the Western United States
26 April 2002 Alexander Ryzhkov
NOAA/NSSL
Classification of Meteorological and Nonmeteorological Scatterers with a Polarimetric Radar
3 May 2002 Roger Edwards, Josh Wurman, Greg Stumpf, Sheryll Brown, Harold Brooks, David Stensrud, David Schultz, Chuck Doswell
3 May 1999 Oklahoma Tornado Outbreak Revisited
10 May 2002 David Stensrud
NOAA/NSSL
An Exploration of the Predictability of Mesoscale Convective Systems
17 May 2002 Patrick Burke
NOAA/NSSL
A Nationwide Climatology of Cold-Season Bow Echoes
24 May 2002 Stan Benjamin
NOAA/Forecast Systems Laboratory
Boulder, Colorado
Precipitation Forecasting with the RUC20
Tuesday 28 May 2002, 10:30 a.m. Prof. Paul Markowski
Pennsylvania State University
Axisymmetric Simulations of Tornadogenesis Resulting from the Transport of Circulation by Downdrafts with Varying Thermodynamic Characteristics
31 May 2002 Nikolai Dotzek
Visiting Scientist, NOAA/NSSL, and Scientist, German Aerospace Center DLR
Oberpfaffenhofen, Germany
Polarimetric and Conventional Doppler Radar Case Studies of Severe Storms in Germany
Tuesday 4 June 2002, 3:00 p.m. Steve Koch
NOAA/Forecast Systems Laboratory
Boulder, Colorado
Forecasting Severe Weather Associated with Cold Fronts Aloft
7 June 2002 Steve Koch
NOAA/Forecast Systems Laboratory
Boulder, Colorado
Mesoanalysis and Forecasting of Gravity Waves
Thursday 13 June 2002, 3:00 p.m. Prof. Frédéric Fabry
McGill University, Montreal, Quebec
Refractivity Measurements by Radar During IHOP: How and Why?
14 June 2002 Mike Douglas
NOAA/NSSL
Recent Progress in Developing a Model Airplane Atmospheric Sounding System
Thursday 27 June 2002, 3:00 p.m. Prof. Gandikota V. Rao
St. Louis University
Signatures of Mesocyclones Bearing Tornadoes in MM5 Integrations of TC Earl (1998) and Radar Features of Mesocyclones Bearing and Not Bearing Tornadoes in Floyd (1999)
19 July 2002
8:30 a.m. to 11:35 a.m.
The Oklahoma Weather Center Research Experiences for Undergraduates 2002 Students
Final Presentations
26 July 2002 Kevin Scharfenberg
University of Oklahoma/CIMMS/NSSL
Polarimetric Radar Observations of Downburst-Producing Convection

Seminars Coordinated by Harold Brooks (Aug 02 to Jun 05)

Date Presenter Title
2 August 2002 SPC's Oak Ridge Institute for Science and Education (ORISE) Program Students
Final Presentations
Monday 5 August 2002, 3:30 p.m. Dr. Petr Novak
Czech Hydrometeorological Institute (CHMI), Praha, Czech Republic
Czech Weather Radar Network /CZRAD/ -- Volume Radar Data Processing and Visualization
9 August 2002 V. Lakshmanan, Kevin McGrath, Thomas Jones, Don MacGorman, James LaDue, Robert Davies-Jones
SLS/NWP/WAF Conferences
Psyche-Up Session
28 August 2002, 10:30 a.m. Jeff Anderson
NOAA/Geophysical Fluid Dynamics Laboratory 
Ensemble Filters for Atmospheric Data Assimilation
20 September 2002 Harold Brooks
NOAA/NSSL
Synthetic severe weather climatologies from sounding parameters
(Web version)
27 September 2002 (postponed) Steve Vasiloff
NOAA/NSSL
Tales from the wild wild West
4 October 2002 Phillip Spencer
NOAA/NSSL and Penn State
A variational method for improved analyses of scalars and their derivatives
25 October 2002 David C. Dowell
NCAR
Retrievals of Wind and Temperature Fields within Convective Scale Phenomena from Doppler Radar Observations
(Web version)
1 November 2002 No Seminar National Weather Center Groundbreaking
15 November 2002 Fred Carr, John Cortinas, Kelvin Droegemeier, Ahsha Tribble
OU School of Meteorology and CIMMS
Highlights from the 2002 AMS Summer Policy Colloquium
6 December 2002 Dave Schultz
NSSL/CIMMS
The Importance of Subcloud Dry Air on the Microscale Structure of a Cold Front in Northern Utah during IPEX and Observations of Mammatus: More Questions Than Answers
20 December 2002 Jeff Kimpel
NSSL
Revolutionizing Tornado Warnings
10 January 2003 Harold Brooks
NSSL
How Far Away is the Moon?
7 February 2003 A Cast of N
NSSL, CIMMS, and SPC
Presentations for 2003 AMS Annual Meeting
18 February 2003
Tuesday
Harald Richter and Carl Hane
BMRC and NSSL
Initiation of severe convection along the dryline of the Great Southern Plains - what determines the along-line location of convection?
28 February 2003 Mary Ann Cooper
University of Illinois-Chicago
Lightning Injury Research - An Update
14 March 2003 Michael Douglas
NSSL
An overview of the recent South American Low-Level Jet Experiment (SALLJEX)
21 March 2003 Larry D. Carey
North Carolina State University
Characteristics of Lightning in Thunderstorms over the Central United States
4 April 2003 Charles A. Doswell III
CIMMS
Is Buoyancy a Relative Quantity?
11 April 2003 V. Lakshmanan
CIMMS
Multiscale Storm Identification and Image Forecast
18 April 2003 Dusan Zrnic
NSSL
Evolution of weather surveillance radars over the next five years - NSSL perspective
25 April 2003 No seminar
Phased array radar dedication
29 April 2003
(4 PM)
Brad Ferrier
NCEP/EMC
Preliminary results comparing different convective schemes in 10-km Eta runs
2 May 2003
(2 PM)
Bill Gallus
Iowa State
Warm season rainfall predictability issues
7 May 2003
(4 PM)
Paul Nutter
Univ. of Oklahoma
CIMMS
Effects of Nesting Frequency and Lateral Boundary Perturbations on the Dispersion of Limited-Area Ensemble Forecasts
11 May 2003
(4 PM)
Stan Benjamin
NOAA/Forecast Systems Laboratory
Upcoming RUC analysis and model changes - The spring 2003 update
16 May 2003
Daniel Sutter
Univ. of Oklahoma
Dept. of Economics
The Determinants of Tornado Casualties: An Application to Tornado Shelters and Directions for Future Research
20 May 2003
(4 PM)
David Sills
Meteorological Service of Canada
Severe Thunderstorms and the Role of Boundaries: Results from the Sydney 2000 and ELBOW 2001 Projects
21 May 2003
(4 PM)
Jun Du
NCEP/EMC
The NCEP Short-Range Ensemble Forecasting (SREF) System
22 May 2003
(4 PM)
Ken Mylne
The Met Office
United Kingdom
Ensemble Prediction at the Met Office
23 May 2003
(2 PM)
Jim Hansen
MIT
Model bending: towards dealing with model inadequacies in data assimilation and forecasting using a single model structure
29 May 2003
(4 PM)
Eric P. Grimit
Univ. of Washington
Toward Short-Range Ensemble Prediction of Mesoscale Forecast Skill
3 June 2003
(4 PM)
Nelson Seaman
Penn State
WRF Ensemble Modeling: A Redirection Strategy for IOC and Beyond
20 June 2003 Mike Baldwin
CIMMS & NSSL
Automated classification of rainfall systems using statistical characterization
18 July 2003 V. Lakshmanan
CIMMS
Quality Control of WSR-88D Reflectivity Data
30 July 2003
(Wednesday)
Maribel Martinez
Texas Tech/SOARS
Alexander Ryzhkov
NSSL
Thomas Windham
UCAR
Hydrometeor Habits and Their Relation to the Electrification of Two Tornadic Storms as Revealed by a Polarimetric Doppler Radar
1 August 2003
9:15 AM
REU/ORISE Students
Final Presentations
29 August 2003
10:30 AM
Various
AMS Radar Conference Redux-Part 1
5 September 2003
10:30 AM
Various
AMS Radar Conference Redux-Part 2
12 September 2003
10:30 AM
Lance F. Bosart
The University at Albany/SUNY
Tropical and Extratropical Transitions: A Forecast Challenge
19 September 2003
Renee A. McPherson
OCS & CIMMS
The Oklahoma Mesonet: 10 Years Young and Only Getting Better
10 October 2003
Kim Elmore
CIMMS
Statistically Significant Spatial Bias Errors in the NCEP Eta Model
31 October 2003 Bim Wood
Bob Davies-Jones
Rodger Brown

NOAA/NSSL
Time-dependent Burgers-Rott Vortex As Seen by a Simulated Doppler Radar
7 November 2003
Pamela Heinselman
CIMMS/OUSOM
Intraseasonal Variability of the North American Monsoon in Arizona (Will it boomer sooner or later?)
21 November 2003
J J Gourley
OU CEES/CIMMS
CHARACTERIZING COMPONENTS OF UNCERTAINTY IN HYDROLOGIC MODELING USING AN ENSEMBLE APPROACH
5 December 2003
9:30 AM
Alexandre Fierro
OU CEES/CIMMS
The Influence of Local Environmental Conditions Upon Supercell Kinematics, Microphysics, Electrification and Lightning: Comparisons Between Simulated and Observed Storms of 2 June 1995 During VORTEX
9 January 2004
10:30 AM
Various
AMS Annual Meeting Preview
6 February 2004
10:30 AM
Harold Brooks
NSSL
A Distant Mirror Crack'd: Putting Tornadoes in Historical Context
13 February 2004
10:30 AM
Jenni Teittinen
Finnish Met Institute
Tornadoes in Finland
20 February 2004
10:30 AM
Megan Lengyel
OU/NSSL
An Update on Lightning Fatality Trends and Characterizing the CG Flashes Surrounding Lightning Casualties
27 February 2004
10:30 AM
Lou Wicker
NSSL
Preliminary Analysis of Simulated Supercell Tornadogenesis: Comparison with Current Ideas
WEDNESDAY 3 March 2004
3:00 PM
Don MacGorman
NSSL
An Introduction to Relationships Between Lightning and Storms
2 April 2004
10:30 AM
Ken Crawford
Okla. Climate Survey
Coop Modernization: Building The National Cooperative Mesonet
5 April 2004
3:30 PM
Nelson Seaman
Penn State
The WRF Model: Status, Implementation and Growing Pains
9 April 2004
10:30 AM
David Dowell
CIMMS
Reflectivity Patterns and Wind-Measurement Errors in High-Resolution Radar Observations of Tornadoes
16 April 2004
10:30 AM
Robert M. Rabin
NSSL and CIMSS
Nowcasting Thunderstorm Intensity from Satellite: a Review
20 April 2004
4:00
Bill Woodley
Satellite-Retrieved Microstructure of Clouds as an Indicator for the Development of Severe Convective Storms
29 April 2004
4:00 PM
Jun Du
NCEP/EMC
Probability Forecasts, Initial Value vs. Physics Diversity and a Dynamical Post-Processing Method
30 April 2004
10:30 AM
Victor Homar
NRC & NSSL
Adjoint Models: Use and Abuse
3 May 2004
4:00 PM
Paul Roebber
Wisconsin-Milwaukee
A decade of exploration of the use of mesoscale models in making convective forecasts
5 May 2004
4:00 PM
Amin Erfani
Canadian Meteorological Centre
High resolution modeling and high impact weather in Canada
11 May 2004
4:00 PM
Jim Steenburgh, John Horel, and Mike Splitt
NOAA/CIRP and Univ. of Utah
Application of the MesoWest cooperative networks for environmental analysis and prediction
12 May 2004
4:00 PM
Geoff Manikin
NOAA/NCEP/EMC
Changes to the NCEP SREF system
30 April 2004
10:30 AM
Craig Lengyel
Univ. of Oklahoma
An Objective Assessment of Skill in Lightning Prediction for the Contiguous United States
17 May 2004
4:00 PM
Morris Weisman
NCAR
The Promise and Challenge of Explicit Convective Forecasting with the WRF Model
18 May 2004
4:00 PM
Greg Tripoli
Wisconsin-Madison
Numerical simulation of waterspouts in the Tyrrhenian Sea
20 May 2004
4:00 PM
Pat Market
Univ. of Missouri
Comparing Methods for the Operational Estimation of Precipitation Efficiency
24 May 2004
4:00 PM
Zoltan Toth
NCEP/EMC

26 May 2004
4:00 PM
William Gallus
Iowa State Univ.

28 May 2004
10:30 AM
Diandong Ren
CAPS
4DVAR initialization of land surface components of ARPS
1 June 2004
4 PM
Melissa Bukovsky
OUSOM/NSSL

2 June 2004
4 PM
Brad Ferrier
NCEP/EMC

3 June 2004
4 PM
Brian Mapes
CDC

18 June 2004
10:30 AM
Pei Chong
Chinese Met. Admin.
New-Generation Weather Radar Monitoring Network in China
16 July 2004
10:30 AM
Michael Coniglio
OUSOM & NSSL
Role of Upper-Level Wind Shear on the Structure and Maintenance of Derecho-Producing Convective Systems
23 July 2004
10:30 AM
Regina McNabb
Technology Transfer Specialist
OU Office of Technology Development
Intellectual Property and You
Thursday
29 July 2004
8:45 AM

Summer Undergraduate Research Programs Final Presentations
3 September 2004
10:30 AM
Liesl L. Dyson
Univ. of Pretoria
South Africa
Forecasting challenges in South Africa
10 September 2004
Daphne Zaras
CIMMS
Andragogy and other cool ideas: how you learn, why you learn, and what it means
17 September 2004
No seminar
United Way Day of Caring
24 September 2004
10:30 AM
S. Lakshmivarahan
Univ. of Oklahoma
A Classification of Tornados using Empirical Orthogonal Functions
1 October 2004
10:00 AM
Various
Severe Storms Conference Preview
15 October 2004
No seminar
NSSL 40th Anniversary
22 October 2004
10:30 AM
David Schultz
CIMMS and NSSL
The Unknown Knowns: Six and a Half Myths About Cold Fronts
29 October 2004
10:30 AM
Lou Wicker, David Dowell, and Don Burgess
NSSL and CIMMS
Three Presentations on 8 May 2003
19 November 2004
10:30 AM
Robin Tanamachi
OUSOM
HORIZONTAL WIND FIELD OF THE 15 MAY 1999 STOCKTON, KANSAS TORNADO AS REVEALED BY GROUND-BASED VELOCITY TRACK DISPLAY (GBVTD) ANALYSIS OF W-BAND RADAR DATA
4 January 2005
9:30 AM
SPC Conf. Room
Aurora Stan-Sion
National Administration of Meteorology, Romania
Severe aspects of convection revealed with Doppler radar in Romania
11 February 2005
10:30 AM
Kenneth Howard
NSSL
A National Testbed for Hydrometeorological and Severe Storm Research and Development
28 February 2005
11 AM
Bill Skamarock
NCAR/MMM
High-Resolution NWP: Where Are We Going?
4 March 2005
10:30 AM
Tim Samaras

State Sensors for Tornado Core Measurements
4 March 2005
2 PM
Ellen Prager
Earth2Ocean, Inc
Earthquakes & Tsunamis: Answers to the most frequently asked questions and more
11 March 2005
10:30 AM
Suzanne Van Cooten
NOAA/NWS/Nat'l Data Buoy Center
A Statistical Methodology To Discover Precipitation Micro-Climates On Annual and Seasonal Time Scales Within South Louisiana
25 March 2005
10:30 AM
Harold Brooks
NSSL
Climatological Aspects of Convective Parameters from the NCAR/NCEP Reanalysis
TBA
Larry Regens
OU Health Sciences Center
Estimating Contaminant Concentration Levels Associated with 137Cs and 90Sr Radiological Dispersion Devices
15 April 2005
10:30 AM
Jeff Kimpel
NSSL
Outcomes and Follow Up since the February 2005 Advance
22 April
2005
10:30 AM
Douglas Forsyth
NSSL
Update on National Weather Center Building
29 April 2005
10:30 AM
Dan Sutter
OU Economics
Kevin Simmons
Austin Coll. Econ. and Bus. Admin.
WSR-88D Radar, Tornado Warnings, and Tornado Casualties
3 May 2005
(Tuesday)
4 PM
Ken Pryor
NOAA/NESDIS
Forecasting Convective Downburst Potential Using GOES Sounder Derived Products
4 May 2005
(Wednesday)
4 PM
Jon Davies
Wichita, Kansas
Low-level Thermodynamic Environments Associated with Non-Mesocyclone Tornado Processes
9 May 2005
(Monday)
4 PM
Stan Benjamin
NOAA/FSL
The 13km RUC . Nearing Implementation at NCEP (or, The RUC13 Goes to Washington)
11 May 2005
(Wednesday)
4 PM
George Bryan
NCAR/MMM
Bow echo cold pools: Observations from BAMEX and results of idealized numerical simulations
17 May 2005
(Tuesday)
4 PM
Nolan Atkins
Lyndon State
The Genesis of Mesovortices within the 10 June St. Louis Bow Echo Event during BAMEX: Preliminary WRF Simulation Results
23 May 2005
(Monday)
4 PM
Morris Weisman
NCAR/MMM
Experiences with 0-36 hour Explicit Convective Forecasting with the WRF-ARW
24 May 2005
(Tuesday)
4 PM
Tom Galarneau
University at Albany/SUNY
An Examination of the Long-lived MCV of 10-13 June 2003
25 May 2005
(Wednesday)
10:30 AM
Sim Aberson
NOAA/AOML/HRD
The Fastest Wind Measured in a Tropical Cyclone:  Evidence of an Eyewall
Misocyclone?


25 May 2005
(Wednesday)
4 PM
Lance Bosart
University at Albany/SUNY
Warm Season Mesoscale Convective Systems over the Great Lakes: Science and Forecast Issues
26 May 2005
(Thursday)
4 PM
Robert J. Trapp
Purdue
Radar-damage analyses and real-case simulations of damaging bow echo events during BAMEX
1 June 2005
(Wednesday)
4 PM
Andrew Crook
MMM/RAP (NCAR)
Numerical Prediction of Thunderstorms
Where Are We Now?

NWC Seminar Series and Colloquium  -   National Severe Storms Laboratory