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Report on the nineteenth meeting of Computing Representatives 22-24 May 2007

Author

P. Prior

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

11742-report-nineteenth-meeting-computing-representatives-22-24-may-2007.pdf

Downscaling of ECMWF seasonal integrations by RegCM

Author

C. Brankovic

M. Patarci

2007 , Conference Paper , ,

File

73806-downscaling-ecmwf-seasonal-integrations-regcm.pdf

Evaluation of revised parameterizations of sub-grid orographic drag.

Author

A. Orr

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

11452-evaluation-revised-parameterizations-sub-grid-orographic-drag.pdf

Convection in Lorenz's global energy cycle with the ECMWF model.

Author

M. Steinheimer

M. Hantel

Peter Bechtold

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

12394-convection-lorenzs-global-energy-cycle-ecmwf-model.pdf

Evaluation of the impact of the space component of the Global Observing System through Observing System Experiments.

Author

G.A. Kelly

Jean-Noël Thépaut

2007 , Report , Final Report SOW EUM.MET.SOW.04.0290 , EUMETSAT/ECMWF Fellowship Programme Research Reports

File

10434-evaluation-impact-space-component-global-observing-system-through-observing-system-experiments.pdf

Recent advances in radiation transfer parametrizations

Author

J.-J. Morcrette

Peter Bechtold

Anton Beljaars

Angela Benedetti

Axel Bonet

F. Doblas-Reyes

J. Hague

M. Hamrud

J. Haseler

J. Kaiser

Martin Leutbecher

G. Mozdzynski

Miha Razinger

Deborah Salmond

S. Serrar

Martin Suttie

A.M. Tompkins

A. Untch

Antje Weisheimer

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

11264-recent-advances-radiation-transfer-parametrizations.pdf

The Ensemble Prediction System - Recent and Ongoing Developments

Author

T.N. Palmer

Roberto Buizza

Martin Leutbecher

Renate Hagedorn

T. Jung

Mark Rodwell

Frédéric Vitart

J. Berner

E. Hágel

A.R. Lawrence

Florian Pappenberger

Y-Y. Park

L von Bremen

I Gilmour

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

12527-ensemble-prediction-system-recent-and-ongoing-developments.pdf

Lessons learnt from the 1D+4D-Var assimilation of rain and cloud affected SSM/I observations at ECMWF

Author

Alan Geer

Peter Bauer

Philippe Lopez

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

9510-lessons-learnt-1d4d-var-assimilation-rain-and-cloud-affected-ssmi-observations-ecmwf.pdf

Lessons learnt from the 1D+4D-Var assimilation of rain and cloud affected SSM/I observations at ECMWF

Author

Alan Geer

Peter Bauer

Philippe Lopez

2007 , Report , EUMETSAT/ECMWF Fellowship Programme Research Reports , EUMETSAT/ECMWF Fellowship Programme

File

9511-lessons-learnt-1d4d-var-assimilation-rain-and-cloud-affected-ssmi-observations-ecmwf.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

The technical support for global validation of ERS Wind and Wave Products at ECMWF (April 2004 - June 2007). Final Report for ESA contract 18212/04/I-OL

Author

Saleh Abdalla

Hans Hersbach

2007 , Report , Final Report for ESA contract 18212/04/I-OL , ESA Contract Report

File

7622-technical-support-global-validation-ers-wind-and-wave-products-ecmwf-april-2004-june-2007-final.pdf

A reduced radiation grid for the ECMWF Integrated Forecasting System

Author

J.-J. Morcrette

G. Mozdzynski

Martin Leutbecher

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

11278-reduced-radiation-grid-ecmwf-integrated-forecasting-system.pdf

Impact of SSM/I observations related to moisture, clouds and precipitation on global NWP forecast skill

Author

G.A. Kelly

Peter Bauer

Alan Geer

Philippe Lopez

Jean-Noël Thépaut

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

10445-impact-ssmi-observations-related-moisture-clouds-and-precipitation-global-nwp-forecast-skill.pdf

Influence of the quasi-biennial oscillation on the ECMWF model short-range forecast errors in the tropical stratosphere.

Author

N. Zagar

Erik Andersson

Mike Fisher

A. Untch

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

13199-influence-quasi-biennial-oscillation-ecmwf-model-short-range-forecast-errors-tropical.pdf

The ADM-Aeolus wind retrieval algorithms

Author

D. Tan

Erik Andersson

J. de Kloe

G.-J. Marseille

A. Stoffelen

P. Poli

M.-L. Denneulin

A. Dabas

D. Huber

O. Reitebuch

P. Flamant

O. Le Rille

H. Nett

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

12561-adm-aeolus-wind-retrieval-algorithms.pdf

Detection of extreme events from a SAR image spectrum

Author

Peter Janssen

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

10216-detection-extreme-events-sar-image-spectrum.pdf

Notes on the exact solution of moist updraught equations

Author

Peter Janssen

M. Köhler

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

10219-notes-exact-solution-moist-updraught-equations.pdf

Selection of IASI channels for use in numerical weather prediction

Author

A. Collard

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

8760-selection-iasi-channels-use-numerical-weather-prediction.pdf

Progress in ocean wave forecasting

Author

Peter Janssen

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

10244-progress-ocean-wave-forecasting.pdf

A processor to get UV-B and UV-A radiation products in/from the ECMWF IFS

Author

J.-J. Morcrette

A. Arola

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

11270-processor-get-uv-b-and-uv-radiation-products-ecmwf-ifs.pdf

The evaluation of the HIRS/4 instrument on Metop 2 by using the ECMWF data assimilation system to provide a reference to compare with other sensors.

Author

G.A. Kelly

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

10446-evaluation-hirs4-instrument-metop-2-using-ecmwf-data-assimilation-system-provide-reference.pdf

An inter-comparison of line-by-line radiative transfer models

Author

Marco Matricardi

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

11022-inter-comparison-line-line-radiative-transfer-models.pdf

Development of the ECMWF seasonal forecast System 3

Author

D. Anderson

Tim Stockdale

Magdalena Alonso-Balmaseda

Laura Ferranti

Frédéric Vitart

Franco Molteni

F. Doblas-Reyes

Kristian Mogensen

A. Vidard

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

7727-development-ecmwf-seasonal-forecast-system-3.pdf

Representation of the tropical intraseasonal variability and its impact on seasonal predictability in a multi-model ensemble

Author

P.K. Xavier

J.-P. Duvel

F. Doblas-Reyes

2007 , Technical memorandum , ECMWF Technical Memoranda ,

File

13160-representation-tropical-intraseasonal-variability-and-its-impact-seasonal-predictability-multi.pdf

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Report on the nineteenth meeting of Computing Representatives 22-24 May 2007

Downscaling of ECMWF seasonal integrations by RegCM

Evaluation of revised parameterizations of sub-grid orographic drag.

Convection in Lorenz's global energy cycle with the ECMWF model.

Evaluation of the impact of the space component of the Global Observing System through Observing System Experiments.

Recent advances in radiation transfer parametrizations

The Ensemble Prediction System - Recent and Ongoing Developments

Lessons learnt from the 1D+4D-Var assimilation of rain and cloud affected SSM/I observations at ECMWF

Lessons learnt from the 1D+4D-Var assimilation of rain and cloud affected SSM/I observations at ECMWF

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

The technical support for global validation of ERS Wind and Wave Products at ECMWF (April 2004 - June 2007). Final Report for ESA contract 18212/04/I-OL

A reduced radiation grid for the ECMWF Integrated Forecasting System

Impact of SSM/I observations related to moisture, clouds and precipitation on global NWP forecast skill

Influence of the quasi-biennial oscillation on the ECMWF model short-range forecast errors in the tropical stratosphere.

The ADM-Aeolus wind retrieval algorithms

Detection of extreme events from a SAR image spectrum

Notes on the exact solution of moist updraught equations

Selection of IASI channels for use in numerical weather prediction

Progress in ocean wave forecasting

A processor to get UV-B and UV-A radiation products in/from the ECMWF IFS

The evaluation of the HIRS/4 instrument on Metop 2 by using the ECMWF data assimilation system to provide a reference to compare with other sensors.

An inter-comparison of line-by-line radiative transfer models

Development of the ECMWF seasonal forecast System 3

Representation of the tropical intraseasonal variability and its impact on seasonal predictability in a multi-model ensemble

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