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Four-dimensional variational data assimilation using the adjoint of a multilevel primitiveequation model

Author

Jean-Noël Thépaut

P. Courtier

1991, Technical memorandum, ECMWF Technical Memoranda

File

12693-four-dimensional-variational-data-assimilation-using-adjoint-multilevel-primitiveequation.pdf

The ECMWF humidity analysis

Author

S. Tibaldi

1979, Technical memorandum, ECMWF Technical Memoranda

File

12701-ecmwf-humidity-analysis.pdf

The production of a new orography, land-sea mask and associated climatological surface fields for operational purpose

Author

S. Tibaldi

J.-F. Geleyn

1981, Technical memorandum, ECMWF Technical Memoranda

File

12715-production-new-orography-land-sea-mask-and-associated-climatological-surface-fields.pdf

On the effect of model resolution on numerical simulation of blocking

Author

S. Tibaldi

L.R. Ji

1982, Technical memorandum, ECMWF Technical Memoranda

File

12716-effect-model-resolution-numerical-simulation-blocking.pdf

Extended-range predictions with ECMWF models. II. Influence of horizontal resolution on systematic error and forecast skill

Author

S. Tibaldi

T.N. Palmer

C. Brankovic

U. Cubasch

1989, Technical memorandum, ECMWF Technical Memoranda

File

12719-extended-range-predictions-ecmwf-models-ii-influence-horizontal-resolution-systematic-error.pdf

30 day integrations using the operational ECMWF spectral model

Author

S. Tibaldi

C. Brankovic

U. Cubasch

1987, Technical memorandum, ECMWF Technical Memoranda

File

12721-30-day-integrations-using-operational-ecmwf-spectral-model.pdf

Convection and its parametrization - recent progress

Author

M. Tiedtke

M.J. Miller

1988, Technical memorandum, ECMWF Technical Memoranda

File

12745-convection-and-its-parametrization-recent-progress.pdf

Development of the operational parameterization scheme

Author

M. Tiedtke

J.M. Slingo

1985, Technical memorandum, ECMWF Technical Memoranda

File

12746-development-operational-parameterization-scheme.pdf

Arctic sea ice in the ECMWF MyOcean2 ocean reanalysis ORAP5

Author

Steffen Tietsche

Magdalena Alonso-Balmaseda

Hao Zuo

Kristian Mogensen

2014, Technical memorandum, ECMWF Technical Memoranda

File

12747-arctic-sea-ice-ecmwf-myocean2-ocean-reanalysis-orap5.pdf

A cloud scheme for data assimilation purposes: Description and initial tests

Author

A.M. Tompkins

Marta Janiskova

2003, Technical memorandum, ECMWF Technical Memoranda

File

12782-cloud-scheme-data-assimilation-purposes-description-and-initial-tests.pdf

The African easterly jet in the ECMWF Integrated forecast system: 4DVar analysis.

Author

A.M. Tompkins

A. Diongue

D.J. Parker

C. Thorncroft

2004, Technical memorandum, ECMWF Technical Memoranda

File

12784-african-easterly-jet-ecmwf-integrated-forecast-system-4dvar-analysis.pdf

Influence of aerosol climatology on forecasts of the African Easterly Jet.

Author

A.M. Tompkins

Carla Cardinali

J.-J. Morcrette

Mark Rodwell

2005, Technical memorandum, ECMWF Technical Memoranda

File

12786-influence-aerosol-climatology-forecasts-african-easterly-jet.pdf

Ice supersaturation in the ECMWF Integrated Forecast System.

Author

A.M. Tompkins

K. Gierens

G. Rädel

2005, Technical memorandum, ECMWF Technical Memoranda

File

12788-ice-supersaturation-ecmwf-integrated-forecast-system.pdf

Moist physical processes in the IFS: Progress and Plans

Author

A.M. Tompkins

Peter Bechtold

Anton Beljaars

Angela Benedetti

S. Cheinet

Marta Janiskova

M. Köhler

Philippe Lopez

J.-J. Morcrette

2004, Technical memorandum, ECMWF Technical Memoranda

File

12789-moist-physical-processes-ifs-progress-and-plans.pdf

Diagnostics of linear and incremental approximations in 4D-Var

Author

Y. Trémolet

2003, Technical memorandum, ECMWF Technical Memoranda

File

12814-diagnostics-linear-and-incremental-approximations-4d-var.pdf

Model error estimation in 4D-Var

Author

Y. Trémolet

2007, Technical memorandum, ECMWF Technical Memoranda

File

12819-model-error-estimation-4d-var.pdf

Incremental 4D-Var convergence study

Author

Y. Trémolet

2005, Technical memorandum, ECMWF Technical Memoranda

File

12821-incremental-4d-var-convergence-study.pdf

An evaluation of three ten-day forecasts for the Australian region during FGGE SOP-2.

Author

M. Vaughn

1982, Technical memorandum, ECMWF Technical Memoranda

File

12905-evaluation-three-ten-day-forecasts-australian-region-during-fgge-sop-2.pdf

An ensemble generation method for seasonal forecasting with an ocean-atmosphere coupled model

Author

J. Vialard

Frédéric Vitart

Magdalena Alonso-Balmaseda

T.N. Palmer

D.L.T. Anderson

2003, Technical memorandum, ECMWF Technical Memoranda

File

12917-ensemble-generation-method-seasonal-forecasting-ocean-atmosphere-coupled-model.pdf

Impact of ocean observation systems on ocean analysis and seasonal forecasts.

Author

A. Vidard

D.L.T. Anderson

Magdalena Alonso-Balmaseda

2005, Technical memorandum, ECMWF Technical Memoranda

File

12921-impact-ocean-observation-systems-ocean-analysis-and-seasonal-forecasts.pdf

Assimilation of altimeter data in the ECMWF ocean analysis system

Author

A. Vidard

Magdalena Alonso-Balmaseda

D.L.T. Anderson

2008, Technical memorandum, ECMWF Technical Memoranda

File

12923-assimilation-altimeter-data-ecmwf-ocean-analysis-system.pdf

Simulation of the MJO and its teleconnections in an ensemble of 46-day EPS hindcasts

Author

Frédéric Vitart

Franco Molteni

2009, Technical memorandum, ECMWF Technical Memoranda

File

12926-simulation-mjo-and-its-teleconnections-ensemble-46-day-eps-hindcasts.pdf

Monthly forecasting system.

Author

Frédéric Vitart

2003, Technical memorandum, ECMWF Technical Memoranda

File

12927-monthly-forecasting-systemcomp.pdf

Evolution of ECMWF sub-seasonal forecast skill scores over the past 10 years

Author

Frédéric Vitart

2013, Technical memorandum, ECMWF Technical Memoranda

File

12932-evolution-ecmwf-sub-seasonal-forecast-skill-scores-over-past-10-years.pdf

Search ECMWF publications

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Four-dimensional variational data assimilation using the adjoint of a multilevel primitiveequation model

The ECMWF humidity analysis

The production of a new orography, land-sea mask and associated climatological surface fields for operational purpose

On the effect of model resolution on numerical simulation of blocking

Extended-range predictions with ECMWF models. II. Influence of horizontal resolution on systematic error and forecast skill

30 day integrations using the operational ECMWF spectral model

Convection and its parametrization - recent progress

Development of the operational parameterization scheme

Arctic sea ice in the ECMWF MyOcean2 ocean reanalysis ORAP5

A cloud scheme for data assimilation purposes: Description and initial tests

The African easterly jet in the ECMWF Integrated forecast system: 4DVar analysis.

Influence of aerosol climatology on forecasts of the African Easterly Jet.

Ice supersaturation in the ECMWF Integrated Forecast System.

Moist physical processes in the IFS: Progress and Plans

Diagnostics of linear and incremental approximations in 4D-Var

Model error estimation in 4D-Var

Incremental 4D-Var convergence study

An evaluation of three ten-day forecasts for the Australian region during FGGE SOP-2.

An ensemble generation method for seasonal forecasting with an ocean-atmosphere coupled model

Impact of ocean observation systems on ocean analysis and seasonal forecasts.

Assimilation of altimeter data in the ECMWF ocean analysis system

Simulation of the MJO and its teleconnections in an ensemble of 46-day EPS hindcasts

Monthly forecasting system.

Evolution of ECMWF sub-seasonal forecast skill scores over the past 10 years

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