Session 2 | 
|   | Convection, Decision Support Systems and Air Traffic Management, Part 2 | 
|   | Cochairs: Marilyn Wolfson, MIT Lincoln Laboratory, Lexington, MA; Charles A. West, NOAA/NWS, Hampton, GA 
 | 
 | 4:00 PM | 2.1 | Improved thunderstorm weather information for pilots through ground and satellite based observing systems     Arnold Tafferner, DLR - Deutsches Zentrum für Luft- und Raumfahrt, Wessling, Germany; and C. Forster, T. Hauf, and R. W. Lunnon | 
 | 4:15 PM | 2.2 | Convective initiation nowcasting using SEVIRI infrared and visible data    John R. Mecikalski, Univ. of Alabama, Huntsville, AL; and W. M. MacKenzie Jr. and M. Koenig | 
 | 4:30 PM | 2.3 | The High Resolution Rapid Refresh (HRRR): Recent enhancements and evaluation during the 2009 convective season    Stephen S. Weygandt, NOAA/ESRL/GSD, Boulder, CO; and T. G. Smirnova, C. R. Alexander, S. G. Benjamin, K. J. Brundage, B. D. Jamison, and S. R. Sahm | 
 | 4:45 PM | 2.4 | Creation of real-time probabilistic thunderstorm guidance products from a time-lagged ensemble of High Resolution Rapid Refresh (HRRR) forecasts    Curtis R. Alexander, NOAA/ESRL/GSD and CIRES-Univ. of Colorado, Boulder, CO; and D. A. Koch, S. S. Weygandt, T. G. Smirnova, and S. G. Benjamin | 
 | 5:00 PM | 2.5 | Aviation Impact Forecasting based on time-lagged HRRR Ensembles    Matthias Steiner, NCAR, Boulder, Colorado; and D. Megenhardt, R. DeLaura, M. Robinson, S. S. Weygandt, and C. Alexander | 
 | 5:15 PM | 2.6 | Evaluating supplemental relationships between convective forecast products for aviation     Steven A. Lack, NOAA/ESRL/GSD/CIRES Univ. of Colorado, Boulder, CO; and G. J. Layne, M. P. Kay, S. Madine, and J. Mahoney |