Session 12B Numerical Weather Prediction: Data assimilation, Ensemble Initialization, and Microphysics

Wednesday, 13 October 2010: 2:00 PM-3:30 PM
Grand Mesa Ballroom D (Hyatt Regency Tech Center)
Host: 25th Conference on Severe Local Storms
Chair:
Glen Romine, NCAR, Boulder, CO

Papers:
2:00 PM
12B.1
Object-oriented clustering analysis of CAPS convective scale ensemble forecasts for the NOAA Hazardous Weather Testbed Spring Experiment: A first step toward optimal ensemble configuration for convective scale probabilistic forecasting
Aaron T. Johnson, University of Oklahoma, Norman, OK; and X. Wang, F. Kong, and M. Xue
Recorded Presentation

Presentation PDF (719.5 kB)

2:15 PM
Development of a Hybrid Ensemble and Variational method for Storm Scale
Jidong Gao, CAPS/Univ. of Oklahoma, Norman, OK; and M. Xue and D. J. Stensrud
Recorded Presentation

12B.2
Improving hail prediction with a new triple-moment hail microphysics scheme

2:45 PM
12B.4
Probabilistic precipitation forecast skill as a function of ensemble size and spatial scale in a convection-allowing ensemble
Adam J. Clark, NOAA/NSSL/CIMMS, Norman, OK; and M. Xue, F. Kong, K. Thomas, Y. Wang, K. Brewster, J. Gao, K. K. Droegemeier, J. S. Kain, S. J. Weiss, D. Bright, M. C. Coniglio, and J. Du
Recorded Presentation

Presentation PDF (304.0 kB)

12B.3
Comparison of severe weather guidance derived from single and double moment configurations of a microphysical parameterization in daily forecasts with the WRF model

3:15 PM
12B.5
High-resolution storm-scale numerical weather prediction using EnKF for the 8 May 2003 Moore Oklahoma tornadic supercell
Louis J. Wicker, NOAA/NSSL, Norman, OK ; and E. R. Mansell, D. C. Dowell, and D. T. Dawson II

3:30 PM
12B.6
EnKF analyses of two tornadic supercells using rapid-scan phased array radar data
Therese E. Thompson, Univ. of Oklahoma, Norman, OK; and L. J. Wicker, P. L. Heinselman, and C. L. Ziegler
Recorded Presentation

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