Search ECMWF publications

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

Report on the thirteenth Security Representatives' Meeting, 17-18 May 2005. (Restricted distribution)

Author

P. Prior

2005, Technical memorandum, ECMWF Technical Memoranda

Report on the seventeenth meeting of Computing Representatives, 19-20 May 2005.

Author

P. Prior

2005, Technical memorandum, ECMWF Technical Memoranda

File

11738-report-seventeenth-meeting-computing-representatives-19-20-may-2005.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

Diagnostics of linear and incremental approximations in 4D-Var revisited for higher resolution analysis

Author

G. Radnóti

Y. Trémolet

Erik Andersson

L. Isaksen

E. Hólm

Marta Janiskova

2005, Technical memorandum, ECMWF Technical Memoranda

File

11816-diagnostics-linear-and-incremental-approximations-4d-var-revisited-higher-resolution-analysis.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

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

High-frequency AMDAR data - a European aircraft data collection trial and impact assessment.

Author

Erik Andersson

Carla Cardinali

B. Truscott

T. Hovberg

2005, Technical memorandum, ECMWF Technical Memoranda

File

7765-high-frequency-amdar-data-european-aircraft-data-collection-trial-and-impact-assessment.pdf

Will the 4D-Var approach be defeated by nonlinearity?

Author

Erik Andersson

Mike Fisher

E. Hólm

L. Isaksen

G. Radnóti

Y. Trémolet

2005, Technical memorandum, ECMWF Technical Memoranda

File

7768-will-4d-var-approach-be-defeated-nonlinearity.pdf

A multivariate treatment of bias for sequential data assimilation: application to the tropical oceans.

Author

Magdalena Alonso-Balmaseda

D.P. Dee

A. Vidard

D.L.T. Anderson

2005, Technical memorandum, ECMWF Technical Memoranda

File

7910-multivariate-treatment-bias-sequential-data-assimilation-application-tropical-oceans.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

A fast radiative transfer model for limb radiances: Accounting for horizontal gradients.

Author

Niels Bormann

Sean Healy

2005, Technical memorandum, ECMWF Technical Memoranda

File

8295-fast-radiative-transfer-model-limb-radiances-accounting-horizontal-gradients.pdf

Impact of truncation on variable resolution forecasts

Author

Roberto Buizza

2010, Technical memorandum, ECMWF Technical Memoranda

File

8431-impact-truncation-variable-resolution-forecasts.pdf

Horizontal resolution impact on short- and long-range forecast error

Author

Roberto Buizza

2010, Technical memorandum, ECMWF Technical Memoranda

File

8432-horizontal-resolution-impact-short-and-long-range-forecast-error.pdf

Towards an integrated seasonal forecasting system for South America.

Author

C. Coelho

D. Stephenson

Magdalena Alonso-Balmaseda

F. Doblas-Reyes

G.J. van Oldenborgh

2005, Technical memorandum, ECMWF Technical Memoranda

File

8744-towards-integrated-seasonal-forecasting-system-south-america.pdf

Passive microwave radiometer channel selection based on cloud and precipitation information content estimation.

Author

S. Di Michele

Peter Bauer

2005, Technical memorandum, ECMWF Technical Memoranda

File

9040-passive-microwave-radiometer-channel-selection-based-cloud-and-precipitation-information.pdf

Forecast quality assessment of the ENSEMBLES seasonal-to-decadal Stream 2 hindcasts

Author

F. Doblas-Reyes

Antje Weisheimer

T.N. Palmer

J. Murphy

D.M. Smith

2010, Technical memorandum, ECMWF Technical Memoranda

File

9071-forecast-quality-assessment-ensembles-seasonal-decadal-stream-2-hindcasts.pdf

Decadal climate prediction with the ECMWF coupled forecast system: Impact of ocean observations

Author

F. Doblas-Reyes

Magdalena Alonso-Balmaseda

Antje Weisheimer

T.N. Palmer

2010, Technical memorandum, ECMWF Technical Memoranda

File

9078-decadal-climate-prediction-ecmwf-coupled-forecast-system-impact-ocean-observations.pdf

Impact of increasing greenhouse gas concentrations in seasonal ensemble forecasts.

Author

F. Doblas-Reyes

Renate Hagedorn

T.N. Palmer

J.-J. Morcrette

2005, Technical memorandum, ECMWF Technical Memoranda

File

9084-impact-increasing-greenhouse-gas-concentrations-seasonal-ensemble-forecasts.pdf

Forecasts and assimilation experiments of the Antarctic Ozone Hole 2008

Author

Johannes Flemming

Antje Inness

Luke Jones

H. Eskes

V. Huijnen

D. Kinnison

M.G. Schultz

O. Stein

D. Cariolle

G.P. Brasseur

2010, Technical memorandum, ECMWF Technical Memoranda

File

9428-forecasts-and-assimilation-experiments-antarctic-ozone-hole-2008.pdf

Direct 4D-Var assimilation of all-sky radiances. Part II: Assessment

Author

Alan Geer

Peter Bauer

Philippe Lopez

2010, Technical memorandum, ECMWF Technical Memoranda

File

9512-direct-4d-var-assimilation-all-sky-radiances-part-ii-assessment.pdf

Search ECMWF publications

Sort by

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

Report on the thirteenth Security Representatives' Meeting, 17-18 May 2005. (Restricted distribution)

Report on the seventeenth meeting of Computing Representatives, 19-20 May 2005.

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

Diagnostics of linear and incremental approximations in 4D-Var revisited for higher resolution analysis

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

Developments in diagnostics research

A new equitable score suitable for verifying precipitation in NWP

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

High-frequency AMDAR data - a European aircraft data collection trial and impact assessment.

Will the 4D-Var approach be defeated by nonlinearity?

A multivariate treatment of bias for sequential data assimilation: application to the tropical oceans.

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

A fast radiative transfer model for limb radiances: Accounting for horizontal gradients.

Impact of truncation on variable resolution forecasts

Horizontal resolution impact on short- and long-range forecast error

Towards an integrated seasonal forecasting system for South America.

Passive microwave radiometer channel selection based on cloud and precipitation information content estimation.

Forecast quality assessment of the ENSEMBLES seasonal-to-decadal Stream 2 hindcasts

Decadal climate prediction with the ECMWF coupled forecast system: Impact of ocean observations

Impact of increasing greenhouse gas concentrations in seasonal ensemble forecasts.

Forecasts and assimilation experiments of the Antarctic Ozone Hole 2008

Direct 4D-Var assimilation of all-sky radiances. Part II: Assessment

Filter by Year

Filter by Type of publication

Author(s)