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The ECMWF implementation of three dimensional variational assimilation. Part III: Experimental results

Author

Erik Andersson,

J. Haseler,

P. Undén,

P. Courtier,

G.A. Kelly,

Drasko Vasiljevic,

C. Brankovic,

Carla Cardinali,

C. Gaffard,

A. Hollingsworth,

C. Jakob,

Peter Janssen,

E. Klinker,

A. Lanzinger,

M.J. Miller,

Florence Rabier,

Adrian Simmons,

B. Strauss,

Jean-Noël Thépaut,

P. Viterbo,

1998,Technical memorandum,ECMWF Technical Memoranda,

File

7752-ecmwf-implementation-three-dimensional-variational-assimilation-part-iii-experimental-results.pdf

Typhoon bogus observations in the ECMWF data assimilation system

Author

Erik Andersson,

A. Hollingsworth,

1988,Technical memorandum,ECMWF Technical Memoranda,

File

7754-typhoon-bogus-observations-ecmwf-data-assimilation-system.pdf

Observing system experiments on NESDIS statistical retrievals of TOVS data using the 1988 ECMWF data assimilation system

Author

Erik Andersson,

A. Hollingsworth,

G.A. Kelly,

P. Lönnberg,

J. Pailleux,

Z. Zhang,

1989,Technical memorandum,ECMWF Technical Memoranda,

File

7755-observing-system-experiments-nesdis-statistical-retrievals-tovs-data-using-1988-ecmwf-data.pdf

Observing system experiments on NESDIS statistical retrievals of TOVS satellite data using the 1988 ECMWF data assimilation system

Author

Erik Andersson,

A. Hollingsworth,

G.A. Kelly,

P. Lönnberg,

J. Pailleux,

Z. Zhang,

1989,Conference Paper,ECMWF/EUMETSAT Workshop on The Use of Satellite Data in Operational Numerical Weather Prediction: 1989-1993, 9-12 May 1989,ECMWF/EUMETSAT Workshop,

File

7756-observing-system-experiments-nesdis-statistical-retrievals-tovs-satellite-data-using-1988-ecmwf.pdf

Variational quality control

Author

Erik Andersson,

H Järvinen,

1998,Technical memorandum,ECMWF Technical Memoranda,

File

7759-variational-quality-control.pdf

Background errors for observed quantities and their propagation in time

Author

Erik Andersson,

Mike Fisher,

1999,Conference Paper,Workshop on Diagnosis of Data Assimilation Systems, 2 - 4 November 1998,

File

7761-background-errors-observed-quantities-and-their-propagation-time.pdf

Use of radiances in 3D/4D variational data assimilation

Author

Erik Andersson,

J. Pailleux,

Jean-Noël Thépaut,

J. Eyre,

A. McNally,

G.A. Kelly,

P. Courtier,

1992,Conference Paper,Workshop on Variational Assimilation, with special emphasis on Three-dimensional Aspects, 9-12 November 1992,

File

7762-use-radiances-3d4d-variational-data-assimilation.pdf

Use of radiances in 3D/4D variational data assimilation

Author

Erik Andersson,

J. Pailleux,

Jean-Noël Thépaut,

J. Eyre,

A. McNally,

G.A. Kelly,

P. Courtier,

1993,Book Chapter,Technical Proceedings 7th International TOVS Study Conference; Igls, Austria; 10-16 February 1993, Ed J. R. Eyre,

High-frequency AMDAR data - a European aircraft data collection trial and impact assessment.

Author

Erik Andersson,

Carla Cardinali,

B. Truscott,

T. Hovberg,

2005,Technical memorandum,ECMWF Technical Memoranda,

File

7765-high-frequency-amdar-data-european-aircraft-data-collection-trial-and-impact-assessment.pdf

Analysis and forecast impact of the main humidity observing systems

Author

Erik Andersson,

E. Hólm,

Peter Bauer,

Anton Beljaars,

G.A. Kelly,

A. McNally,

Adrian Simmons,

Jean-Noël Thépaut,

A.M. Tompkins,

2006,Technical memorandum,ECMWF Technical Memoranda,

File

7766-analysis-and-forecast-impact-main-humidity-observing-systems.pdf

Will the 4D-Var approach be defeated by nonlinearity?

Author

Erik Andersson,

Mike Fisher,

E. Hólm,

L. Isaksen,

G. Radnóti,

Y. Trémolet,

2005,Technical memorandum,ECMWF Technical Memoranda,

File

7768-will-4d-var-approach-be-defeated-nonlinearity.pdf

Data assimilation in the polar regions.

Author

Erik Andersson,

2007,Conference Paper,Seminar on Polar meteorology, 4-8 September 2006,

File

7771-data-assimilation-polar-regions.pdf

HIRLAM: Recent activities and future plans in high resolution and numerics

Author

U. Andrae,

2000,Conference Paper,Workshop on Developments in Numerical Methods for Very High resolution global models, 5-7 June 2000,

File

7772-hirlam-recent-activities-and-future-plans-high-resolution-and-numerics.pdf

The radiosonde temperature bias corrections used in ERA-40

Author

U. Andrae,

N. Sokka,

K. Onogi,

2004,Report,ERA-40 Project Report Series,ERA Report,

File

7773-radiosonde-temperature-bias-corrections-used-era-40.pdf

A survey of major land-surface experiments and a review of their main findings

Author

J-C. Andre,

1994,Conference Paper,Seminar on Parametrization of Sub-grid Scale Physical Processes, 5-9 September 1994,

File

7774-survey-major-land-surface-experiments-and-review-their-main-findings.pdf

A third-order-closure model for the evolution of a convective planetary boundary layer

Author

J-C. Andre,

1976,Conference Paper,Seminar on the Treatment of the Boundary Layer in Numerical Weather Prediction, 6-10 September 1976,

File

7775-third-order-closure-model-evolution-convective-planetary-boundary-layer.pdf

Multi-level boundary layer schemes

Author

J.-C. Andre,

1985,Conference Paper,Seminar on Physical Parameterization for Numerical Models of the Atmosphere, 9-13 September 1985,

File

7776-multi-level-boundary-layer-schemes.pdf

Validation of boundary layer schemes

Author

J.-C. Andre,

1985,Conference Paper,Seminar on Physical Parameterization for Numerical Models of the Atmosphere, 9-13 September 1985,

File

7777-validation-boundary-layer-schemes.pdf

Parameterization schemes for the planetary boundary layer. A brief review and some general remarks

Author

J.C. Andre,

1981,Conference Paper,Workshop on Planetary Boundary Layer parameterization, 25-27 November 1981,

File

7778-parameterization-schemes-planetary-boundary-layer-brief-review-and-some-general-remarks.pdf

Some resultts from "HAPEX-MOBILHY" relevant to the parameterization of land-surface processes

Author

J.C. Andre,

1988,Conference Paper,Workshop on Parametrization of Fluxes over Land Surface, 24-26 October 1988,

File

7779-some-resultts-hapex-mobilhy-relevant-parameterization-land-surface-processes.pdf

Source term determination for volcanic eruptions (and other point-source releases)

Author

Andreas Stohl

2014,Conference Paper,Workshop on parameter estimation and inverse modelling for atmospheric composition, 22-24 October 2013,

File

7780-source-term-determination-volcanic-eruptions-and-other-point-source-releases.pdf

Stable and transitional (and cloudy) boundary layers in WRF

Author

W.M. Angevine,

2012,Conference Paper,Workshop on Workshop on Diurnal cycles and the stable boundary layer, 7-10 November 2011,

File

7781-stable-and-transitional-and-cloudy-boundary-layers-wrf.pdf

The use of the CTESSEL land carbon model in the MACC-II CO2 modelling system

Author

Anna Agusti-Panareda,

2014,Conference Paper,Workshop on parameter estimation and inverse modelling for atmospheric composition, 22-24 October 2013,

File

7782-use-ctessel-land-carbon-model-macc-ii-co2-modelling-system.pdf

List of participants

Author

Various Authors,

2009,Conference Proceedings,ECMWF Workshop on Diagnostics of data assimilation system performance, 15 - 17 June 2009,

File

7783-list-participants.pdf

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The ECMWF implementation of three dimensional variational assimilation. Part III: Experimental results

Typhoon bogus observations in the ECMWF data assimilation system

Observing system experiments on NESDIS statistical retrievals of TOVS data using the 1988 ECMWF data assimilation system

Observing system experiments on NESDIS statistical retrievals of TOVS satellite data using the 1988 ECMWF data assimilation system

Variational quality control

Background errors for observed quantities and their propagation in time

Use of radiances in 3D/4D variational data assimilation

Use of radiances in 3D/4D variational data assimilation

High-frequency AMDAR data - a European aircraft data collection trial and impact assessment.

Analysis and forecast impact of the main humidity observing systems

Will the 4D-Var approach be defeated by nonlinearity?

Data assimilation in the polar regions.

HIRLAM: Recent activities and future plans in high resolution and numerics

The radiosonde temperature bias corrections used in ERA-40

A survey of major land-surface experiments and a review of their main findings

A third-order-closure model for the evolution of a convective planetary boundary layer

Multi-level boundary layer schemes

Validation of boundary layer schemes

Parameterization schemes for the planetary boundary layer. A brief review and some general remarks

Some resultts from "HAPEX-MOBILHY" relevant to the parameterization of land-surface processes

Source term determination for volcanic eruptions (and other point-source releases)

Stable and transitional (and cloudy) boundary layers in WRF

The use of the CTESSEL land carbon model in the MACC-II CO2 modelling system

List of participants

Author(s)