Search ECMWF publications

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

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 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

Sensitivity of L-Band NWP forward modelling to soil roughness

Author

J.M. Sabater

Patricia de Rosnay

Gianpaolo Balsamo

2010, Technical memorandum, ECMWF Technical Memoranda

File

13284-sensitivity-l-band-nwp-forward-modelling-soil-roughness.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

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

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

Enhanced use of all-sky microwave observations sensitive to water vapour, cloud and precipitation

Author

Alan Geer

Peter Bauer

2010, Technical memorandum, ECMWF Technical Memoranda

File

9518-enhanced-use-all-sky-microwave-observations-sensitive-water-vapour-cloud-and-precipitation.pdf

The ECMWF model climate: Recent progress through improved physical parametrizations

Author

T. Jung

Peter Bechtold

Anton Beljaars

M. Köhler

M.J. Miller

J.-J. Morcrette

A. Orr

Mark Rodwell

A.M. Tompkins

2010, Technical memorandum, ECMWF Technical Memoranda

File

10317-ecmwf-model-climate-recent-progress-through-improved-physical-parametrizations.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

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

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

Report from the IFS scalability project

Author

M. Hamrud

2010, Technical memorandum, ECMWF Technical Memoranda

File

9767-report-ifs-scalability-project.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

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

Search ECMWF publications

Sort by

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

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

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

Sensitivity of L-Band NWP forward modelling to soil roughness

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

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

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

Enhanced use of all-sky microwave observations sensitive to water vapour, cloud and precipitation

The ECMWF model climate: Recent progress through improved physical parametrizations

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

Implementation of an ocean mixed layer model in IFS

A new equitable score suitable for verifying precipitation in NWP

Report from the IFS scalability project

Impact of truncation on variable resolution forecasts

Forecasts and assimilation experiments of the Antarctic Ozone Hole 2008

Filter by Year

Filter by Type of publication

Author(s)