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Experimental 4D-Var assimilation of SYNOP rain gauge data at ECMWF

Philippe Lopez
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

10790-experimental-4d-var-assimilation-synop-rain-gauge-data-ecmwf.pdf
Why is it so difficult to represent stably stratified conditions in NWP models?

Irina Sandu, Anton Beljaars, Peter Bechtold, T. Mauritsen, Gianpaolo Balsamo
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

12086-why-it-so-difficult-represent-stably-stratified-conditions-nwp-models.pdf
Verification statistics and evaluations of ECMWF forecasts in 2011-2012.

David Richardson, Jean-Raymond Bidlot, Laura Ferranti, A Ghelli, Thomas Haiden, Tim Hewson, Martin Janousek, F. Prates, Frédéric Vitart
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

11917-verification-statistics-and-evaluations-ecmwf-forecasts-2011-2012.pdf
Progress in predicting tropical systems: The role of convection

Peter Bechtold, Peter Bauer, P. Berrisford, Jean-Raymond Bidlot, Carla Cardinali, Thomas Haiden, Martin Janousek, D. Klocke, L. Magnusson, A. McNally, F. Prates, Mark Rodwell, N. Semane, Frédéric Vitart
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

8019-progress-predicting-tropical-systems-role-convection.pdf
Toward a consistent reanalysis of the climate system

D.P. Dee, Magdalena Alonso-Balmaseda, Gianpaolo Balsamo, Richard Engelen, Adrian Simmons
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

8938-toward-consistent-reanalysis-climate-system.pdf
On the use of EDA background error variances in the ECMWF 4D-Var

Massimo Bonavita, L. Isaksen, E. V. Hólm
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

8272-use-eda-background-error-variances-ecmwf-4d-var.pdf
Flow-dependent, geographically varying background error covariances for 1D-VAR applications in MTG-IRS L2 Processing

E. V. Hólm, Tomas Kral
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

9997-flow-dependent-geographically-varying-background-error-covariances-1d-var-applications-mtg-irs.pdf
Evaluation of forecast strategies for seasonal and decadal forecasts in presence of systematic model errors

L. Magnusson, Magdalena Alonso-Balmaseda, S Corti, Franco Molteni, Tim Stockdale
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

10916-evaluation-forecast-strategies-seasonal-and-decadal-forecasts-presence-systematic-model-errors.pdf
A bare ground evaporation revision in the ECMWF land-surface scheme: evaluation of its impact using ground soil moisture and satellite microwave data

C. Albergel, Gianpaolo Balsamo, Patricia de Rosnay, J. Munoz-Sabater, Souhail Boussetta
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

7671-bare-ground-evaporation-revision-ecmwf-land-surface-scheme-evaluation-its-impact-using-ground.pdf
Natural carbon dioxide exchanges in the ECMWF Integrated Forecasting System: Implementation and offline validation

Souhail Boussetta, Gianpaolo Balsamo, Anton Beljaars, A. Agusti Panareda, J-C. Calvet, C. Jacobs, B.J.J. van den Hurk, P. Viterbo, S. Lafont, Emanuel Dutra, L. Jarlan, M. Balzarolo, D. Papale, G. van der Werf
2012, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

8338-natural-carbon-dioxide-exchanges-ecmwf-integrated-forecasting-system-implementation-and-offline.pdf

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