Joint Session 16 Assimilation of observations into models: Hybrid methods

Thursday, 27 January 2011: 11:00 AM-12:15 PM
2B (Washington State Convention Center)
Hosts: (Joint between the 15th Symposium on Integrated Observing and Assimilation Systems for the Atmosphere, Oceans and Land Surface (IOAS-AOLS); and the 24th Conference on Weather and Forecasting/20th Conference on Numerical Weather Prediction )
Chair:
Kayo Ide, Univ. of Maryland, Department of Atmospheric and Oceanic Science, College Park, MD

Papers:
11:00 AM
J16.1
Cycling experiment results for a GSI regional hybrid ETKF data assimilation scheme for the WRF model
Arthur P. Mizzi, NCAR, Boulder, CO; and Z. Liu and X. Y. Huang
Recorded Presentation Manuscript (2.2 MB)

11:15 AM
J16.2
Tests of a hybrid variational-ensemble data global assimilation system for hurricane prediction
Jeffrey Whitaker, NOAA/ESRL, Boulder, CO; and D. T. Kleist, X. Wang, and T. Hamill
Recorded Presentation

11:30 AM
J16.3
Use of NCEP operational global ensembles in a GSI-based hybrid ensemble analysis for the North American Mesoscale (NAM) model runs
David F. Parrish, NOAA/NCEP/EMC, Camp Springs, MD
Recorded Presentation

11:45 AM
J16.4
Expanding the GSI-based hybrid ensemble-variational system to include more flexible parameter settings
Daryl T. Kleist, NCEP, College Park, MD; and K. Ide, J. Whitaker, J. C. Derber, D. Parrish, and X. Wang
Recorded Presentation

12:00 PM
J16.5
A GSI-based hybrid ensemble-variational data assimilation system and its comparison with GSI and ensemble Kalman filter
Xuguang Wang, Univ. of Oklahoma, Norman, OK; and J. Whitaker, D. T. Kleist, D. F. Parrish, and B. W. Holland
Recorded Presentation

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