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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

Linearity of optimal perturbation time evolution and sensitivity of ensemble forecasts toperturbation amplitude

Author

Roberto Buizza

1994, Technical memorandum, ECMWF Technical Memoranda

File

8414-linearity-optimal-perturbation-time-evolution-and-sensitivity-ensemble-forecasts-toperturbation.pdf

Use of conventional surface observations in three-dimensional variational assimilation

Author

Carla Cardinali

Erik Andersson

P. Viterbo

Jean-Noël Thépaut

Drasko Vasiljevic

1994, Technical memorandum, ECMWF Technical Memoranda

File

8577-use-conventional-surface-observations-three-dimensional-variational-assimilation.pdf

A method for solving a system of linear equations efficiently in order to optimise theanalysis code

Author

G.J. Cats

1981, Technical memorandum, ECMWF Technical Memoranda

File

8612-method-solving-system-linear-equations-efficiently-order-optimise-theanalysis-code.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

Higher order closure schemes

Author

L. Dümenil

1981, Technical memorandum, ECMWF Technical Memoranda

File

9188-higher-order-closure-schemes.pdf

Assimilation of radio occultation measurements into a Numerical Weather Predictionsystem

Author

J. Eyre

1994, Technical memorandum, ECMWF Technical Memoranda

File

9331-assimilation-radio-occultation-measurements-numerical-weather-predictionsystem.pdf

Accuracy of the ERS-1 altimeter-derived Fast Delivery Products for wave dataassimilation

Author

A. Guillaume

1994, Technical memorandum, ECMWF Technical Memoranda

File

9678-accuracy-ers-1-altimeter-derived-fast-delivery-products-wave-dataassimilation.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

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

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

Recent studies of semi-Lagrangian advection at ECMWF

Author

M. Hortal

1994, Technical memorandum, ECMWF Technical Memoranda

File

10016-recent-studies-semi-lagrangian-advection-ecmwf.pdf

A network for meteorological applications

Author

F. Königshofer

P. Rakity

1981, Technical memorandum, ECMWF Technical Memoranda

File

10600-network-meteorological-applications.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

Report on the eighth meeting of Member State Computing Representatives, 27-28 September 1994

Author

A. Lea

1994, Technical memorandum, ECMWF Technical Memoranda

File

10685-report-eighth-meeting-member-state-computing-representatives-27-28-september-1994.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

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

The ECMWF Ensemble Prediction System - methodology and validation

Author

Franco Molteni

Roberto Buizza

T.N. Palmer

T. Petroliagis

1994, Technical memorandum, ECMWF Technical Memoranda

File

11189-ecmwf-ensemble-prediction-system-methodology-and-validation.pdf

Extended versions of the convective parametrization scheme at ECMWF and their impact on the mean and transient activity of the model in the tropics

Author

T-E. Nordeng

1994, Technical memorandum, ECMWF Technical Memoranda

File

11393-extended-versions-convective-parametrization-scheme-ecmwf-and-their-impact-mean-and-transient.pdf

Recommendations on the verification of local weather forecasts

Author

P. Nurmi

1994, Technical memorandum, ECMWF Technical Memoranda

File

11400-recommendations-verification-local-weather-forecasts.pdf

Diagnostic postprocessing package

Author

U. Pilz

1981, Technical memorandum, ECMWF Technical Memoranda

File

11675-diagnostic-postprocessing-package.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

Search ECMWF publications

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

Linearity of optimal perturbation time evolution and sensitivity of ensemble forecasts toperturbation amplitude

Use of conventional surface observations in three-dimensional variational assimilation

A method for solving a system of linear equations efficiently in order to optimise theanalysis code

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

Higher order closure schemes

Assimilation of radio occultation measurements into a Numerical Weather Predictionsystem

Accuracy of the ERS-1 altimeter-derived Fast Delivery Products for wave dataassimilation

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

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

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

Recent studies of semi-Lagrangian advection at ECMWF

A network for meteorological applications

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

Report on the eighth meeting of Member State Computing Representatives, 27-28 September 1994

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

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

The ECMWF Ensemble Prediction System - methodology and validation

Extended versions of the convective parametrization scheme at ECMWF and their impact on the mean and transient activity of the model in the tropics

Recommendations on the verification of local weather forecasts

Diagnostic postprocessing package

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

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