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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

ECMWF study on the impact of future developments of the space-based observing system on Numerical Weather Prediction

Author

G. Radnóti

Peter Bauer

A. McNally

Carla Cardinali

Sean Healy

Patricia de Rosnay

2010, Technical memorandum, ECMWF Technical Memoranda

File

11815-ecmwf-study-impact-future-developments-space-based-observing-system-numerical-weather.pdf

Verification statistics and evaluations of ECMWF forecasts in 2009-2010.

Author

A Ghelli

F. Prates

2010, Technical memorandum, ECMWF Technical Memoranda

File

11920-verification-statistics-and-evaluations-ecmwf-forecasts-2009-2010.pdf

The vectorisation of the vertical interpolation

Author

D. Robertson

1981, Technical memorandum, ECMWF Technical Memoranda

File

11965-vectorisation-vertical-interpolation.pdf

Developments in diagnostics research

Author

T. Jung

P. Berrisford

Carla Cardinali

Franco Molteni

Magdalena Alonso-Balmaseda

Gianpaolo Balsamo

Massimo Bonavita

Roberto Buizza

Mohamed Dahoui

Anotonio Garcia-Mendez

Martin Leutbecher

Philippe Lopez

Y. Trémolet

Frédéric Vitart

2010, Technical memorandum, ECMWF Technical Memoranda

File

11984-developments-diagnostics-research.pdf

A new equitable score suitable for verifying precipitation in NWP

Author

Mark Rodwell

David Richardson

Tim Hewson

2010, Technical memorandum, ECMWF Technical Memoranda

File

11988-new-equitable-score-suitable-verifying-precipitation-nwp.pdf

Jason-2 OGDR Wind and wave products: random error estimation

Author

Saleh Abdalla

Peter Janssen

Jean-Raymond Bidlot

2010, Technical memorandum, ECMWF Technical Memoranda

File

7628-jason-2-ogdr-wind-and-wave-products-random-error-estimation.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

Diagnostic postprocessing package

Author

U. Pilz

1981, Technical memorandum, ECMWF Technical Memoranda

File

11675-diagnostic-postprocessing-package.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

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

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

An initial evaluation of FY-3A satellite data

Author

W. Bell

Peter Bauer

Niels Bormann

C. Peubey

2010, Technical memorandum, ECMWF Technical Memoranda

File

10853-initial-evaluation-fy-3a-satellite-data.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

A principal component based version of the RTTOV fast radiative transfer model.

Author

Marco Matricardi

2010, Technical memorandum, ECMWF Technical Memoranda

File

11026-principal-component-based-version-rttov-fast-radiative-transfer-model.pdf

Improved middle atmosphere climate and forecasts in the ECMWF model through a non-orographic gravity wave drag parametrization

Author

A. Orr

Peter Bechtold

J. Scinocca

M. Ern

Marta Janiskova

2010, Technical memorandum, ECMWF Technical Memoranda

File

11450-improved-middle-atmosphere-climate-and-forecasts-ecmwf-model-through-non-orographic-gravity.pdf

Review of computer mass storage systems

Author

N. Storer

1981, Technical memorandum, ECMWF Technical Memoranda

File

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

Comparison of barotropic and baroclinic forecasts for verification

Author

H. Sävijärvi

1981, Technical memorandum, ECMWF Technical Memoranda

File

12508-comparison-barotropic-and-baroclinic-forecasts-verification.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

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

Implementation of an ocean mixed layer model in IFS

Author

Y Takaya

Frédéric Vitart

Gianpaolo Balsamo

Magdalena Alonso-Balmaseda

Martin Leutbecher

Franco Molteni

2010, Technical memorandum, ECMWF Technical Memoranda

File

12540-implementation-ocean-mixed-layer-model-ifs.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

Direct 4D-Var assimilation of all-sky radiances. Part I: Implementation

Author

Peter Bauer

Alan Geer

Philippe Lopez

Deborah Salmond

2010, Technical memorandum, ECMWF Technical Memoranda

File

7987-direct-4d-var-assimilation-all-sky-radiances-part-i-implementation.pdf

Estimating background-error variances with the ECMWF Ensemble of Data Assimilations system: the effect of ensemble size and day-to-day variability

Author

Massimo Bonavita

L. Raynaud

L. Isaksen

2010, Technical memorandum, ECMWF Technical Memoranda

File

8268-estimating-background-error-variances-ecmwf-ensemble-data-assimilations-system-effect-ensemble.pdf

Search ECMWF publications

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

ECMWF study on the impact of future developments of the space-based observing system on Numerical Weather Prediction

Verification statistics and evaluations of ECMWF forecasts in 2009-2010.

The vectorisation of the vertical interpolation

Developments in diagnostics research

A new equitable score suitable for verifying precipitation in NWP

Jason-2 OGDR Wind and wave products: random error estimation

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

Diagnostic postprocessing package

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

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

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

An initial evaluation of FY-3A satellite data

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

A principal component based version of the RTTOV fast radiative transfer model.

Improved middle atmosphere climate and forecasts in the ECMWF model through a non-orographic gravity wave drag parametrization

Review of computer mass storage systems

Comparison of barotropic and baroclinic forecasts for verification

Winter and summer circulation statistics based on ECMWF operational analyses andforecasts

On the mass balance correction in diagnostics studies

Implementation of an ocean mixed layer model in IFS

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

Direct 4D-Var assimilation of all-sky radiances. Part I: Implementation

Estimating background-error variances with the ECMWF Ensemble of Data Assimilations system: the effect of ensemble size and day-to-day variability

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