Session 7A Data Assimilation Techniques

Tuesday, 30 June 2015: 1:30 PM-3:30 PM
Salon A-2 (Hilton Chicago)
Host: 27th Conference On Weather Analysis And Forecasting/23rd Conference On Numerical Weather Prediction
Will McCarty, NASA/GSFC, Global Modeling and Assimilation Office, Greenbelt, MD and Bradley T. Zavodsky, NASA/MSFC, SPoRT Center, Huntsville, AL

1:30 PM
2:00 PM
Hybrid 4D EnVar for the NCEP GFS: Implementation plans and potential for outer loops
Daryl T. Kleist, University of Maryland, College Park, MD; and R. B. Mahajan, C. Thomas, J. C. Derber, and R. Treadon
2:15 PM
Time-Expanded Sampling for Ensemble-Based Data Assimilation Applied to Conventional and Satellite Observations
Qingyun Zhao, NRL, Monterey, CA; and Q. Xu, Y. Jin, J. McLay, and C. Reynolds

Handout (5.4 MB)

2:30 PM
Comparison of 3-km analyses and forecasts from WRF-LETKF and WRF-EAKF ensembles
Corey K. Potvin, CIMMS/NSSL, Norman, OK; and D. M. Wheatley, K. H. Knopfmeier, L. J. Wicker, and T. E. Ladwig
3:00 PM
Initial Test of GSI 3DVAR-Ensemble Hybrid Data Assimilation for Rapid Refresh with Regional Ensembles
Ming Hu, NOAA/ESRL/Global Systems Division, Boulder, CO; and S. Weygandt, D. C. Dowell, S. G. Benjamin, J. Whitaker, and C. R. Alexander
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