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Report on the Tenth meeting of Member State Computing Representatives, 7-8 October 1997

Author

A. Lea

1997, Technical memorandum, ECMWF Technical Memoranda

Report on the third meeting of Member State Computing Representatives 18-20 May 1983

Author

A. Lea

P.J. Prior

1983, Technical memorandum, ECMWF Technical Memoranda

File

10688-report-third-meeting-member-state-computing-representatives-18-20-may-1983.pdf

Assessment of AMV's from COMS in the ECMWF system

Author

S-H. Lee

Kirsti Salonen

Niels Bormann

2015, Technical memorandum, ECMWF Technical Memoranda

File

10690-assessment-amvs-coms-ecmwf-system.pdf

Impact of NSCAT winds on tropical cyclones in the ECMWF 4D-Var assimilation system

Author

M. Leidner

L. Isaksen

R. Hoffman

2001, Technical memorandum, ECMWF Technical Memoranda

File

10705-impact-nscat-winds-tropical-cyclones-ecmwf-4d-var-assimilation-system.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

A reduced rank estimate of forecast error variance changes due to intermittent modifications of the observing network

Author

Martin Leutbecher

2002, Technical memorandum, ECMWF Technical Memoranda

File

10720-reduced-rank-estimate-forecast-error-variance-changes-due-intermittent-modifications-observing.pdf

Potential improvement of forecasts of two severe storms using targeted observations

Author

Martin Leutbecher

J. Barkmeijer

T.N. Palmer

A.J. Thorpe

2002, Technical memorandum, ECMWF Technical Memoranda

File

10726-potential-improvement-forecasts-two-severe-storms-using-targeted-observations.pdf

Ensemble forecasting

Author

Martin Leutbecher

T.N. Palmer

2007, Technical memorandum, ECMWF Technical Memoranda

File

10729-ensemble-forecasting.pdf

On ensemble prediction using singular vectors started from forecasts.

Author

Martin Leutbecher

2005, Technical memorandum, ECMWF Technical Memoranda

File

10732-ensemble-prediction-using-singular-vectors-started-forecasts.pdf

On the representation of initial uncertainties with multiple sets of singular vectors optimised for different criteria.

Author

Martin Leutbecher

2007, Technical memorandum, ECMWF Technical Memoranda

File

10733-representation-initial-uncertainties-multiple-sets-singular-vectors-optimised-different.pdf

Numerical experiments on the seasonal transition of the general circulation over Asia in summer 1979

Author

J. Li-Ren

S. Tibaldi

1983, Technical memorandum, ECMWF Technical Memoranda

File

10744-numerical-experiments-seasonal-transition-general-circulation-over-asia-summer-1979.pdf

Large-scale distinctions between MJO and non-MJO convective initiation over the tropical Indian Ocean

Author

J. Ling

C. Zhang

Peter Bechtold

2013, Technical memorandum, ECMWF Technical Memoranda

File

10758-large-scale-distinctions-between-mjo-and-non-mjo-convective-initiation-over-tropical-indian.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

Comparison of ODYSSEY precipitation composites to SYNOP rain gauges and ECMWF model

Author

Philippe Lopez

2014, Technical memorandum, ECMWF Technical Memoranda

File

10792-comparison-odyssey-precipitation-composites-synop-rain-gauges-and-ecmwf-model.pdf

Comparison of NCEP Stage IV precipitation composites with ECMWF model

Author

Philippe Lopez

2014, Technical memorandum, ECMWF Technical Memoranda

File

10793-comparison-ncep-stage-iv-precipitation-composites-ecmwf-model.pdf

A convection scheme for data assimilation: description and initial tests.

Author

Philippe Lopez

E. Moreau

2003, Technical memorandum, ECMWF Technical Memoranda

File

10796-convection-scheme-data-assimilation-description-and-initial-tests.pdf

"1D+4D-Var" assimilation of NCEP Stage IV radar and gauge hourly precipitation data.

Author

Philippe Lopez

Peter Bauer

2006, Technical memorandum, ECMWF Technical Memoranda

File

10798-1d4d-var-assimilation-ncep-stage-iv-radar-and-gauge-hourly-precipitation-data.pdf

Experimental 2D-Var assimilation of ARM cloud and precipitation observations.

Author

Philippe Lopez

Angela Benedetti

Peter Bauer

Marta Janiskova

M. Köhler

2005, Technical memorandum, ECMWF Technical Memoranda

File

10800-experimental-2d-var-assimilation-arm-cloud-and-precipitation-observations.pdf

Specification of rain gauge representativity error for data assimilation

Author

Philippe Lopez

G.-H. Ryu

B.-J. Sohn

L. Davies

C. Jakob

Peter Bauer

2011, Technical memorandum, ECMWF Technical Memoranda

File

10801-specification-rain-gauge-representativity-error-data-assimilation.pdf

A 5-year 40km resolution global climatology of super-refraction for ground-based radar meteorology.

Author

Philippe Lopez

2008, Technical memorandum, ECMWF Technical Memoranda

File

10803-5-year-40km-resolution-global-climatology-super-refraction-ground-based-radar-meteorology.pdf

Comparison of OPERA precipitation radar composites to CMORPH, SYNOP and ECMWF model data.

Author

Philippe Lopez

2008, Technical memorandum, ECMWF Technical Memoranda

File

10804-comparison-opera-precipitation-radar-composites-cmorph-synop-and-ecmwf-model-data.pdf

Direct 4D-Var assimilation of NCEP Stage IV radar and gauge precipitation data at ECMWF

Author

Philippe Lopez

2010, Technical memorandum, ECMWF Technical Memoranda

File

10805-direct-4d-var-assimilation-ncep-stage-iv-radar-and-gauge-precipitation-data-ecmwf.pdf

The treatment of humidity in ECMWF's data assimilation scheme

Author

A. Lorenc

S. Tibaldi

1979, Technical memorandum, ECMWF Technical Memoranda

File

10813-treatment-humidity-ecmwfs-data-assimilation-scheme.pdf

A new sub-grid scale orographic drag parametrization: Its formulation and testing

Author

F. Lott

M.J. Miller

1995, Technical memorandum, ECMWF Technical Memoranda

File

10835-new-sub-grid-scale-orographic-drag-parametrization-its-formulation-and-testing.pdf

Search ECMWF publications

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Report on the Tenth meeting of Member State Computing Representatives, 7-8 October 1997

Report on the third meeting of Member State Computing Representatives 18-20 May 1983

Assessment of AMV's from COMS in the ECMWF system

Impact of NSCAT winds on tropical cyclones in the ECMWF 4D-Var assimilation system

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

A reduced rank estimate of forecast error variance changes due to intermittent modifications of the observing network

Potential improvement of forecasts of two severe storms using targeted observations

Ensemble forecasting

On ensemble prediction using singular vectors started from forecasts.

On the representation of initial uncertainties with multiple sets of singular vectors optimised for different criteria.

Numerical experiments on the seasonal transition of the general circulation over Asia in summer 1979

Large-scale distinctions between MJO and non-MJO convective initiation over the tropical Indian Ocean

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

Comparison of ODYSSEY precipitation composites to SYNOP rain gauges and ECMWF model

Comparison of NCEP Stage IV precipitation composites with ECMWF model

A convection scheme for data assimilation: description and initial tests.

"1D+4D-Var" assimilation of NCEP Stage IV radar and gauge hourly precipitation data.

Experimental 2D-Var assimilation of ARM cloud and precipitation observations.

Specification of rain gauge representativity error for data assimilation

A 5-year 40km resolution global climatology of super-refraction for ground-based radar meteorology.

Comparison of OPERA precipitation radar composites to CMORPH, SYNOP and ECMWF model data.

Direct 4D-Var assimilation of NCEP Stage IV radar and gauge precipitation data at ECMWF

The treatment of humidity in ECMWF's data assimilation scheme

A new sub-grid scale orographic drag parametrization: Its formulation and testing

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