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A cloud scheme for data assimilation purposes: Description and initial tests

Author

A.M. Tompkins

Marta Janiskova

2003, Technical memorandum, ECMWF Technical Memoranda

File

12782-cloud-scheme-data-assimilation-purposes-description-and-initial-tests.pdf

A comparison of temperature density forecasts from GARCH and atmospheric models

Author

J.P. Taylor

Roberto Buizza

2003, Technical memorandum, ECMWF Technical Memoranda

File

12579-comparison-temperature-density-forecasts-garch-and-atmospheric-models.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

A finite-element scheme for the vertical descretization in the semi-Lagrangian version of the ECMWF model

Author

A. Untch

M. Hortal

2003, Technical memorandum, ECMWF Technical Memoranda

File

12873-finite-element-scheme-vertical-descretization-semi-lagrangian-version-ecmwf-model.pdf

A new parametrization of turbulent orographic form drag.

Author

Anton Beljaars

N. Wood

2003, Technical memorandum, ECMWF Technical Memoranda

File

7594-new-parametrization-turbulent-orographic-form-drag.pdf

An ensemble generation method for seasonal forecasting with an ocean-atmosphere coupled model

Author

J. Vialard

Frédéric Vitart

Magdalena Alonso-Balmaseda

T.N. Palmer

D.L.T. Anderson

2003, Technical memorandum, ECMWF Technical Memoranda

File

12917-ensemble-generation-method-seasonal-forecasting-ocean-atmosphere-coupled-model.pdf

Assimilation of ozone retrievals from the MIPAS instrument on board ENVISAT

Author

A. Dethof

2003, Technical memorandum, ECMWF Technical Memoranda

File

9021-assimilation-ozone-retrievals-mipas-instrument-board-envisat.pdf

CMOD5 An improved geophysical model function for ERS C-band scatterometry

Author

Hans Hersbach

2003, Technical memorandum, ECMWF Technical Memoranda

File

9861-cmod5-improved-geophysical-model-function-ers-c-band-scatterometry.pdf

Comparison of the ECMWF seasonal forecast Systems 1 and 2, including the relative performance for the 1997/8 El Nino

Author

D. Anderson

Tim Stockdale

Magdalena Alonso-Balmaseda

Laura Ferranti

Frédéric Vitart

F. Doblas-Reyes

Renate Hagedorn

T. Jung

A. Vidard

A. Troccoli

T.N. Palmer

2003, Technical memorandum, ECMWF Technical Memoranda

File

7728-comparison-ecmwf-seasonal-forecast-systems-1-and-2-including-relative-performance-19978-el.pdf

Diagnostics of linear and incremental approximations in 4D-Var

Author

Y. Trémolet

2003, Technical memorandum, ECMWF Technical Memoranda

File

12814-diagnostics-linear-and-incremental-approximations-4d-var.pdf

Did the ECMWF seasonal forecast model outperform a statistical model over the last 15 years?

Author

G.J. van Oldenborgh

Magdalena Alonso-Balmaseda

Laura Ferranti

Tim Stockdale

D.L.T. Anderson

2003, Technical memorandum, ECMWF Technical Memoranda

File

12894-did-ecmwf-seasonal-forecast-model-outperform-statistical-model-over-last-15-years.pdf

Error estimation of buoy, satellite and model wave height data

Author

Peter Janssen

Saleh Abdalla

Hans Hersbach

2003, Technical memorandum, ECMWF Technical Memoranda

File

10240-error-estimation-buoy-satellite-and-model-wave-height-data.pdf

Estimation of entropy reduction and degrees of freedom for signal for large variational analysis systems

Author

Mike Fisher

2003, Technical memorandum, ECMWF Technical Memoranda

File

9402-estimation-entropy-reduction-and-degrees-freedom-signal-large-variational-analysis-systems.pdf

Extending Gal-Chen and Somerville terrain-following coordinate transformation on time-dependent curvilinear boundaries

Author

Nils Wedi

Piotr Smolarkiewicz

2003, Technical memorandum, ECMWF Technical Memoranda

File

13027-extending-gal-chen-somerville-terrain-following-coordinate-transformation-time-dependent.pdf

Forecast skill of targeted observations: a singular vector based diagnostic

Author

Carla Cardinali

Roberto Buizza

2003, Technical memorandum, ECMWF Technical Memoranda

File

8581-forecast-skill-targeted-observations-singular-vector-based-diagnostic.pdf

Forecasting of extreme seasonal precipitation: insight into the ECMWF potential

Author

A.C. Massacand

2003, Technical memorandum, ECMWF Technical Memoranda

File

11013-forecasting-extreme-seasonal-precipitation-insight-ecmwf-potential.pdf

Impact of ERS Scatterometer Winds in ECMWF's Assimilation System

Author

L. Isaksen

Peter Janssen

2003, Technical memorandum, ECMWF Technical Memoranda

File

10123-impact-ers-scatterometer-winds-ecmwfs-assimilation-system.pdf

Interim report on the technical support for global validation of ERS Wind and Wave Products at ECMWF

Author

Saleh Abdalla

Hans Hersbach

2003, Technical memorandum, ECMWF Technical Memoranda

File

7619-interim-report-technical-support-global-validation-ers-wind-and-wave-products-ecmwf.pdf

Monthly forecasting system.

Author

Frédéric Vitart

2003, Technical memorandum, ECMWF Technical Memoranda

File

12927-monthly-forecasting-systemcomp.pdf

On the usage of screen-level parameters and microwave brightness temperature for soil moisture analysis.

Author

G. Seuffert

H. Wilker

P. Viterbo

M. Drusch

J.-F. Mahfouf

2003, Technical memorandum, ECMWF Technical Memoranda

File

12187-usage-screen-level-parameters-and-microwave-brightness-temperature-soil-moisture-analysis.pdf

Ozone-radiation interactions in the ECMWF forecast system.

Author

J.-J. Morcrette

2003, Technical memorandum, ECMWF Technical Memoranda

File

11263-ozone-radiation-interactions-ecmwf-forecast-system.pdf

Recommendations on the verification of local weather forecasts.

Author

P. Nurmi

2003, Technical memorandum, ECMWF Technical Memoranda

File

11401-recommendations-verification-local-weather-forecasts.pdf

Report of the 15th meeting of Computer Representatives, 19-20 May 2003

Author

P. Prior

2003, Technical memorandum, ECMWF Technical Memoranda

File

11733-report-15th-meeting-computer-representatives-19-20-may-2003.pdf

Report on the eleventh Security Representatives' Meeting 15-16 May 2003. (Not available for public release)

Author

P. Prior

2003, Technical memorandum, ECMWF Technical Memoranda

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A cloud scheme for data assimilation purposes: Description and initial tests

A comparison of temperature density forecasts from GARCH and atmospheric models

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

A finite-element scheme for the vertical descretization in the semi-Lagrangian version of the ECMWF model

A new parametrization of turbulent orographic form drag.

An ensemble generation method for seasonal forecasting with an ocean-atmosphere coupled model

Assimilation of ozone retrievals from the MIPAS instrument on board ENVISAT

CMOD5 An improved geophysical model function for ERS C-band scatterometry

Comparison of the ECMWF seasonal forecast Systems 1 and 2, including the relative performance for the 1997/8 El Nino

Diagnostics of linear and incremental approximations in 4D-Var

Did the ECMWF seasonal forecast model outperform a statistical model over the last 15 years?

Error estimation of buoy, satellite and model wave height data

Estimation of entropy reduction and degrees of freedom for signal for large variational analysis systems

Extending Gal-Chen and Somerville terrain-following coordinate transformation on time-dependent curvilinear boundaries

Forecast skill of targeted observations: a singular vector based diagnostic

Forecasting of extreme seasonal precipitation: insight into the ECMWF potential

Impact of ERS Scatterometer Winds in ECMWF's Assimilation System

Interim report on the technical support for global validation of ERS Wind and Wave Products at ECMWF

Monthly forecasting system.

On the usage of screen-level parameters and microwave brightness temperature for soil moisture analysis.

Ozone-radiation interactions in the ECMWF forecast system.

Recommendations on the verification of local weather forecasts.

Report of the 15th meeting of Computer Representatives, 19-20 May 2003

Report on the eleventh Security Representatives' Meeting 15-16 May 2003. (Not available for public release)

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