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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

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

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

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

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

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

Salinity assimilation using S(T) relationships: Part 1 - Theory.

Author

K. Haines

J. Blower

J-P. Drecourt

C. Liu

I. Astin

X. Zhou

A. Vidard

2005, Technical memorandum, ECMWF Technical Memoranda

File

9742-salinity-assimilation-using-st-relationships-part-1-theory.pdf

Progress in ocean wave forecasting at ECMWF.

Author

Peter Janssen

Jean-Raymond Bidlot

Saleh Abdalla

Hans Hersbach

2005, Technical memorandum, ECMWF Technical Memoranda

File

10187-progress-ocean-wave-forecasting-ecmwf.pdf

The shallow water limit of the Zakharov Equation and consequences for (freak) wave prediction.

Author

Peter Janssen

M. Onorato

2005, Technical memorandum, ECMWF Technical Memoranda

File

10230-shallow-water-limit-zakharov-equation-and-consequences-freak-wave-prediction.pdf

Severe Weather Catalogue for the Netherlands and use of ERA-40

Author

Geert Groen

Robert Mureau

2005, Newsletter Feature Article, ECMWF newsletter

File

18099-severe-weather-catalogue-netherlands-and-use-era-40.pdf

New observations in the ECMWF assimilation system: Satellite limb measurements

Author

Niels Bormann

Sean Healy

2005, Newsletter Feature Article, ECMWF newsletter

File

18100-new-observations-ecmwf-assimilation-system-satellite-limb-measurements.pdf

The local and global impact of the recent change in model aerosol climatology

Author

Mark Rodwell

2005, Newsletter Feature Article, ECMWF newsletter

File

18101-local-and-global-impact-recent-change-model-aerosol-climatology.pdf

Ocean analysis at ECMWF: from real-time ocean initial conditions to historical ocean reanalysis

Author

Magdalena Alonso-Balmaseda

David Anderson

Arthur Vidard

2005, Newsletter Feature Article, ECMWF newsletter

File

18102-ocean-analysis-ecmwf-real-time-ocean-initial-conditions-historical-ocean-reanalysis.pdf

A preliminary survey of ERA-40 users developing applications of relevance to GEO (Group on Earth Observations)

Author

Anthony Hollingsworth

Christian Pfrang

2005, Newsletter Feature Article, ECMWF newsletter

File

18103-preliminary-survey-era-40-users-developing-applications-relevance-geo-group-earth-observations.pdf

EPS skill improvements between 1994 and 2005

Author

R. Buizza

2005, Newsletter Feature Article, ECMWF newsletter

File

18104-eps-skill-improvements-between-1994-and-2005.pdf

CO2 from space: estimating atmospheric CO2 within the ECMWF data assimilation system

Author

Richard Engelen

2005, Newsletter Feature Article, ECMWF newsletter

File

18105-co2-space-estimating-atmospheric-co2-within-ecmwf-data-assimilation-system.pdf

Improved prediction of boundary layer clouds

Author

M. Köhler

2005, Newsletter Feature Article, ECMWF newsletter

File

18106-improved-prediction-boundary-layer-clouds.pdf

Developing and validating Grid Technology for the solution of complex meteorological problems

Author

Matteo Dell'Acqua

Guillaume Aubert

2005, Newsletter Feature Article, ECMWF newsletter

File

18107-developing-and-validating-grid-technology-solution-complex-meteorological-problems.pdf

Sea ice analyses for the Baltic Sea

Author

M: Drusch

2005, Newsletter Feature Article, ECMWF Newsletter

File

18357-sea-ice-analyses-baltic-sea.pdf

Sea ice analyses for the Baltic Sea

Author

M: Drusch

2005, Newsletter Feature Article, ECMWF Newsletter

File

18358-sea-ice-analyses-baltic-sea.pdf

Search ECMWF publications

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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.

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

Towards an integrated seasonal forecasting system for South America.

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

Impact of increasing greenhouse gas concentrations in seasonal ensemble forecasts.

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.

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

Salinity assimilation using S(T) relationships: Part 1 - Theory.

Progress in ocean wave forecasting at ECMWF.

The shallow water limit of the Zakharov Equation and consequences for (freak) wave prediction.

Severe Weather Catalogue for the Netherlands and use of ERA-40

New observations in the ECMWF assimilation system: Satellite limb measurements

The local and global impact of the recent change in model aerosol climatology

Ocean analysis at ECMWF: from real-time ocean initial conditions to historical ocean reanalysis

A preliminary survey of ERA-40 users developing applications of relevance to GEO (Group on Earth Observations)

EPS skill improvements between 1994 and 2005

CO2 from space: estimating atmospheric CO2 within the ECMWF data assimilation system

Improved prediction of boundary layer clouds

Developing and validating Grid Technology for the solution of complex meteorological problems

Sea ice analyses for the Baltic Sea

Sea ice analyses for the Baltic Sea

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