Search ECMWF publications

On the use of EDA background error variances in the ECMWF 4D-Var

Author

Massimo Bonavita

L. Isaksen

E. Hólm

2012, Technical memorandum, ECMWF Technical Memoranda

File

8272-use-eda-background-error-variances-ecmwf-4d-var.pdf

Comparing TIGGE multi-model forecasts with reforecast-calibrated ECMWF ensemble forecasts

Author

Renate Hagedorn

Roberto Buizza

T.M. Hamill

Martin Leutbecher

T.N. Palmer

2012, Technical memorandum, ECMWF Technical Memoranda

File

9725-comparing-tigge-multi-model-forecasts-reforecast-calibrated-ecmwf-ensemble-forecasts.pdf

Intercomparison of global model precipitation forecast skill in 2010/11 using the SEEPS score

Author

Thomas Haiden

Mark Rodwell

David Richardson

A. Okagaki

T. Robinson

Tim Hewson

2012, Technical memorandum, ECMWF Technical Memoranda

File

9732-intercomparison-global-model-precipitation-forecast-skill-201011-using-seeps-score.pdf

Linearized physics for data assimilation at ECMWF

Author

Marta Janiskova

Philippe Lopez

2012, Technical memorandum, ECMWF Technical Memoranda

File

10163-linearized-physics-data-assimilation-ecmwf.pdf

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

Author

Philippe Lopez

2012, Technical memorandum, ECMWF Technical Memoranda

File

10790-experimental-4d-var-assimilation-synop-rain-gauge-data-ecmwf.pdf

A simplified Extended Kalman Filter for the global operational soil moisture analysis at ECMWF

Author

Patricia de Rosnay

M. Drusch

Drasko Vasiljevic

Gianpaolo Balsamo

C. Albergel

L. Isaksen

2012, Technical memorandum, ECMWF Technical Memoranda

File

13240-simplified-extended-kalman-filter-global-operational-soil-moisture-analysis-ecmwf.pdf

Cyclone tracks and positions in ECMWF forecasts and analysis for September and October 1980

Author

V. Akyildiz

1981, Technical memorandum, ECMWF Technical Memoranda

File

7658-cyclone-tracks-and-positions-ecmwf-forecasts-and-analysis-september-and-october-1980.pdf

Report on second meeting of Member State Computing Representatives 14-16 October 1981

Author

A. Lea

1981, Technical memorandum, ECMWF Technical Memoranda

File

10681-report-second-meeting-member-state-computing-representatives-14-16-october-1981.pdf

A survey of the performance of GCM's in the tropics. Part 1: Other models

Author

W.A. Heckley

1981, Technical memorandum, ECMWF Technical Memoranda

File

9822-survey-performance-gcms-tropics-part-1-other-models.pdf

On the mass balance correction in diagnostics studies

Author

H. Sävijärvi

1981, Technical memorandum, ECMWF Technical Memoranda

File

12510-mass-balance-correction-diagnostics-studies.pdf

Preliminary results of an investigation into the quality of ECMWF forecasts in the tropics

Author

W.A. Heckley

1981, Technical memorandum, ECMWF Technical Memoranda

File

9821-preliminary-results-investigation-quality-ecmwf-forecasts-tropics.pdf

Higher order closure schemes

Author

L. Dümenil

1981, Technical memorandum, ECMWF Technical Memoranda

File

9188-higher-order-closure-schemes.pdf

Maximum vorticity and maximum tendency charts: Two tools to identify areas of cyclonic activity in a medium range forecast

Author

H. Pümpel

1981, Technical memorandum, ECMWF Technical Memoranda

File

11766-maximum-vorticity-and-maximum-tendency-charts-two-tools-identify-areas-cyclonic-activity.pdf

On the quality of FGGE data and some remarks on the ECMWF data assimilation scheme

Author

N. Gustafsson

J. Pailleux

1981, Technical memorandum, ECMWF Technical Memoranda

File

9697-quality-fgge-data-and-some-remarks-ecmwf-data-assimilation-scheme.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

Diagnostic postprocessing package

Author

U. Pilz

1981, Technical memorandum, ECMWF Technical Memoranda

File

11675-diagnostic-postprocessing-package.pdf

Review of computer mass storage systems

Author

N. Storer

1981, Technical memorandum, ECMWF Technical Memoranda

File

12453-review-computer-mass-storage-systems.pdf

Winter and summer circulation statistics based on ECMWF operational analyses andforecasts

Author

H. Sävijärvi

1981, Technical memorandum, ECMWF Technical Memoranda

File

12509-winter-and-summer-circulation-statistics-based-ecmwf-operational-analyses-andforecasts.pdf

A method for solving a system of linear equations efficiently in order to optimise the analysis code: Operational implementation

Author

G.J. Cats

1981, Technical memorandum, ECMWF Technical Memoranda

File

8613-method-solving-system-linear-equations-efficiently-order-optimise-analysis-code-operational.pdf

Preliminary assessment of long-range integrations performed with the ECMWF globalmodel

Author

U. Cubasch

1981, Technical memorandum, ECMWF Technical Memoranda

File

8811-preliminary-assessment-long-range-integrations-performed-ecmwf-globalmodel.pdf

The performance of the ECMWF model in 50 day integrations

Author

U. Cubasch

1981, Technical memorandum, ECMWF Technical Memoranda

File

8812-performance-ecmwf-model-50-day-integrations.pdf

On the relation between index cycles of the atmosphere circulation and spatial spectrumof the kinetic energy in the model of the general circulation of the atmosphere

Author

G.I. Marchuk

V.P. Dymnikov

V.N. Lykossov

1981, Technical memorandum, ECMWF Technical Memoranda

File

10969-relation-between-index-cycles-atmosphere-circulation-and-spatial-spectrumof-kinetic-energy.pdf

Comparison of ECMWF forecasts starting from 00Z data with operational forecasts from the preceding 12Z data

Author

J.A. Woods

1981, Technical memorandum, ECMWF Technical Memoranda

File

13135-comparison-ecmwf-forecasts-starting-00z-data-operational-forecasts-preceding-12z-data.pdf

An evaluation of the GKS proposal for standards in graphics with respect to the GSPC core proposal

Author

A. Lemaire

H. Watkins

A. Ducrot

E. Saltel

1981, Technical memorandum, ECMWF Technical Memoranda

File

10712-evaluation-gks-proposal-standards-graphics-respect-gspc-core-proposal.pdf

Search ECMWF publications

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On the use of EDA background error variances in the ECMWF 4D-Var

Comparing TIGGE multi-model forecasts with reforecast-calibrated ECMWF ensemble forecasts

Intercomparison of global model precipitation forecast skill in 2010/11 using the SEEPS score

Linearized physics for data assimilation at ECMWF

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

A simplified Extended Kalman Filter for the global operational soil moisture analysis at ECMWF

Cyclone tracks and positions in ECMWF forecasts and analysis for September and October 1980

Report on second meeting of Member State Computing Representatives 14-16 October 1981

A survey of the performance of GCM's in the tropics. Part 1: Other models

On the mass balance correction in diagnostics studies

Preliminary results of an investigation into the quality of ECMWF forecasts in the tropics

Higher order closure schemes

Maximum vorticity and maximum tendency charts: Two tools to identify areas of cyclonic activity in a medium range forecast

On the quality of FGGE data and some remarks on the ECMWF data assimilation scheme

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

Diagnostic postprocessing package

Review of computer mass storage systems

Winter and summer circulation statistics based on ECMWF operational analyses andforecasts

A method for solving a system of linear equations efficiently in order to optimise the analysis code: Operational implementation

Preliminary assessment of long-range integrations performed with the ECMWF globalmodel

The performance of the ECMWF model in 50 day integrations

On the relation between index cycles of the atmosphere circulation and spatial spectrumof the kinetic energy in the model of the general circulation of the atmosphere

Comparison of ECMWF forecasts starting from 00Z data with operational forecasts from the preceding 12Z data

An evaluation of the GKS proposal for standards in graphics with respect to the GSPC core proposal

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