A hybrid ETKF-3DVAR data assimilation scheme for the WRF model. Part II: Real observation experiments
Date Issued
2008-12-01
Author/Creator
Xuguang Wang, Dale M. Barker, Chris Snyder, Thomas M. Hamill
Title
An ensemble adjustment Kalman filter for the CCSM4 ocean component
Date Issued
2013-10-01
Author/Creator
Alicia Karspeck, Stephen Yeager, Gokhan Danabasoglu, Timothy J. Hoar, Nancy S. Collins, Kevin D. Raeder, Jeffrey L. Anderson, Joseph Tribbia
Title
For how long should what data be assimilated for mesoscale forecasting and why? Part I: On the propagation of initial condition errors from one variable to another
Date Issued
2010-01-01
Author/Creator
Frédéric Fabry, Juanzhen Sun
Title
Interpolating fields of carbon monoxide data using a hybrid statistical-physical model [supplement]
Date Issued
2008-12-01
Author/Creator
Anders Malmberg, Avelino Arellano, David P. Edwards, Natasha Flyer, Doug Nychka, Christopher Wikle
Title
Balanced and coherent climate estimation by combining data with a biased coupled model
Date Issued
2014-02-01
Author/Creator
S. Zhang, Y.-S. Chang, Xiaosong Yang, A. Rosati
Title
The Twentieth Century Reanalysis Project
Date Issued
2011-01-25
Author/Creator
G. P. Compo, J. S. Whitaker, P. D. Sardeshmukh, N. Matsui, R. J. Allan, X. Yin, B. E. Gleason, R. S. Vose, G. Rutledge, P. Bessemoulin, S. Bronnimann, M. Brunet, R. I. Crouthamel, A. N. Grant, P. Y. Groisman, P. D. Jones, M. C. Kruk, A. C. Kruger, G. J. Marshall, M. Maugeri, H. Y. Mok, O. Nordli, T. F. Ross, R. M. Trigo, X. L. Wang, S. D. Woodruff, Steven J. Worley
Title
The effect of topographic variability on initial condition sensitivity of low-level wind forecasts. Part I: Experiments using idealized terrain
Date Issued
2013-07-01
Author/Creator
Paul E. Bieringer, Peter Ray, Andrew Annunzio
Title
A multicase comparative assessment of the ensemble Kalman filter for assimilation of radar observations. Part II: Short-range ensemble forecasts
Date Issued
2010-04
Author/Creator
Altug Aksoy, David C. Dowell, Chris M. Snyder
Title
Assimilation of GPS refractivity from FORMOSAT-3/COSMIC: Using a nonlocal operator with WRF 3DVAR and its impact on the prediction of a typhoon event
Heterogeneous convective-scale background error covariances with the inclusion of hydrometeor variables
Date Issued
2011-09-01
Author/Creator
Yann Michel, Thomas Auligné, Thibaut Montmerle
Title
Tornado maintenance investigated with high-resolution Dual-Doppler and EnKF analysis
Date Issued
2012-01-01
Author/Creator
James Marquis, Yvette Richardson, Paul Markowski, David Dowell, Joshua Wurman
Title
Weather radar ground clutter. Part II: Real-time identification and filtering
Date Issued
2009-07-01
Author/Creator
John C. Hubbert, Michael J. Dixon, Scott M. Ellis
Title
An investigation of the Goshen County, Wyoming, tornadic supercell of 5 June 2009 using EnKF Assimilation of Mobile Mesonet and radar observations collected during VORTEX2. Part I: Experiment design and verification of the EnKF analyses
Date Issued
2014-02-01
Author/Creator
James Marquis, Yvette Richardson, Paul Markowski, David Dowell, Joshua Wurman, Karen Kosiba, Paul Robinson, Glen Romine
Title
An examination of WRF 3DVAR radar data assimilation on its capability in retrieving unobserved variables and forecasting precipitation through observing system simulation experiments
Date Issued
2009-11-01
Author/Creator
Soichiro Sugimoto, N. Andrew Crook, Juanzhen Sun, Qingnong Xiao, Dale M. Barker
Title
Evaluations of BDA scheme using the Advanced Research WRF (ARW) model
Date Issued
2009-03-01
Author/Creator
Qingnong Xiao, Liqiang Chen, Xiaoyan Zhang
Title
Sensitivity of 0-12-h warm-season precipitation forecasts over the central United States to model initialization
Date Issued
2012-08-01
Author/Creator
Juanzhen Sun, Stanley B. Trier, Qingnong Xiao, Morris L. Weisman, Hongli Wang, Zhuming Ying, Mei Xu, Ying Zhang
Title
Convection-permitting forecasts initialized with continuously cycling limited-area 3DVAR, ensemble Kalman filter, and "hybrid" variational-ensemble data assimilation systems
Date Issued
2014-02-01
Author/Creator
Craig Steven Schwartz, Zhiquan Liu
Title
Impact of assimilating microwave radiances with a limited-area ensemble data assimilation system on forecasts of Typhoon Morakot
Date Issued
2012-04-01
Author/Creator
Craig Steven Schwartz, Zhiquan Liu, Yongsheng Chen, Xiang-yu Huang
Title
Application of feature calibration and alignment to high-resolution analysis: Examples using observations sensitive to cloud and water vapor
Date Issued
2014-02-01
Author/Creator
Thomas Nehrkorn, Bryan Woods, Thomas D. Auligné, Ross N. Hoffman
Title
Radio occultation observations as anchor observations in numerical weather prediction models and associated reduction of bias corrections in microwave and infrared satellite observations
Date Issued
2014-01-01
Author/Creator
Lidia Cucurull-Ector, Richard A. Anthes, L.-L. Tsao
