Session 1B Radar Data Assimilation

Tuesday, 26 June 2007: 8:00 AM-10:00 AM
Summit B (The Yarrow Resort Hotel and Conference Center)
Host: 22nd Conference on Weather Analysis and Forecasting/18th Conference on Numerical Weather Prediction
Chair:
Ming Xue, CAPS/Univ. of Oklahoma, CAPS, Norman, OK

Papers:
8:00 AM
1B.1
High resolution assimilation of CASA X-band and NEXRAD radar data for thunderstorm forecasting
Keith A. Brewster, CAPS/Univ. of Oklahoma, Norman, OK; and K. W. Thomas, J. Brotzge, Y. Wang, D. Weber, and M. Xue
Recorded presentation

Presentation PDF (623.3 kB)

8:15 AM
1B.2
Improving very short range prediction of high-impact weather using radar observations
Qingyun Zhao, NRL, Monterey, California; and J. Cook, Y. Jin, M. Frost, Q. Xu, P. R. Harasti, and S. Potts
Recorded presentation

8:30 AM
1B.3
Estimating radar wind observation error and NCEP WRF background wind error covariances from radar radial-velocity innovations
Qin Xu, NOAA/National Severe Storms Laboratory, Norman, OK; and K. Nai, L. Wei, H. Lu, P. Zhang, S. Liu, and D. Parrish
Recorded presentation

Presentation PDF (817.7 kB)

8:45 AM
1B.4
Analysis and Prediction of 8 May 2003 Oklahoma City Tornadic Thunderstorm and Embedded Tornado using ARPS with Assimilation of WSR-88D Radar Data
Ming Hu, CAPS, University of Oklahoma, Norman, OK; and M. Xue
Recorded presentation

Presentation PDF (2.0 MB)

9:00 AM
1B.5
The impact of radar data assimilation on a squall line in Mississippi
Patrick J. Fitzpatrick, Geosystems Research Institute, Stennis Space Center, MS; and Y. Li, E. Lim, Q. Xiao, C. M. Hill, and J. Sun
Recorded presentation

9:15 AM
1B.6
A multi-case study of ensemble-based assimilation of radar observations into cloud-resolving WRF using DART
Altug Aksoy, NCAR, Boulder, CO; and C. Snyder and D. C. Dowell
Recorded presentation

Presentation PDF (828.1 kB)

9:30 AM
1B.7
Radar reflectivity-based initialization of precipitation systems using a diabatic digital filter within the Rapid Update Cycle
Stephen S. Weygandt, NOAA Earth System Research Laboratory, Boulder, CO; and S. G. Benjamin
Recorded presentation

Presentation PDF (2.0 MB)

9:45 AM
1B.8
Assimilation of simulated polarimetric radar data using ensemble Kalman filter: Observation operators and data impact
Youngsun Jung, University of Oklahoma, Norman, OK; and M. Xue, G. Zhang, and J. M. Straka
Recorded presentation

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