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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

Physical processes in adjoint models: potential pitfalls and benefits

Author

Marta Janiskova

2003, Conference Paper, Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003

File

74992-physical-processes-adjoint-models-potential-pitfalls-and-benefits.pdf

Seasonal forecasting at ECMWF

Author

Tim Stockdale

2003, Conference Paper, ECMWF Workshop on the Role of the Upper Ocean in Medium and Extended Range Forecasting, 13-15 November 2002

File

76510-seasonal-forecasting-ecmwf.pdf

The role of the Atlantic Ocean in climate forecasting

Author

R.T. Sutton

D. Hodson

P-P. Mathieu

2003, Conference Paper, ECMWF Workshop on the Role of the Upper Ocean in Medium and Extended Range Forecasting, 13-15 November 2002

File

76545-role-atlantic-ocean-climate-forecasting.pdf

Objective validation and evaluation of data assimilation

Author

O. Talagrand

2003, Conference Paper, Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003

File

76586-objective-validation-and-evaluation-data-assimilation.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

Predictability and targeted observations.

Author

A.J. Thorpe

2003, Conference Paper, Seminar on Predictability of weather and climate, 9-13 September 2002

File

76662-predictability-and-targeted-observations.pdf

Short-to-medium-range limited-area ensemble prediction: the LEPS system.

Author

S. Tibaldi

T. Paccagnella

C. Marsigli

A. Montani

F. Nerozzi

2003, Conference Paper, Seminar on Predictability of weather and climate, 9-13 September 2002

File

76685-short-medium-range-limited-area-ensemble-prediction-leps-system.pdf

Predictability of coupled processes.

Author

Axel Timmermann

Fei-Fei Jin

2003, Conference Paper, Seminar on Predictability of weather and climate, 9-13 September 2002

File

76703-predictability-coupled-processes.pdf

Assimilation of ground-based GPS data into a limited area model

Author

M. Tomassini

2003, Conference Paper, ECMWF/GEWEX Workshop on Humidity Analysis, 8-11 July 2002

File

76712-assimilation-ground-based-gps-data-limited-area-model.pdf

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

Global and reginal moisture analyses at NCEP

Author

R.E. Treadon

H-L. Pan

W-S. Wu

Y. Ling

W.S. Olson

R.J. Kuligowski

2003, Conference Paper, ECMWF/GEWEX Workshop on Humidity Analysis, 8-11 July 2002

File

76739-global-and-reginal-moisture-analyses-ncep.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

Model error in variational data assimilation

Author

Y. Trémolet

2003, Conference Paper, Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003

File

76745-model-error-variational-data-assimilation.pdf

The JMA mesoscale 4D-Var system and assimilation of precipitation and moisture data

Author

T. Tsuyuki

K. Koizumi

Y. Ishikawa

2003, Conference Paper, ECMWF/GEWEX Workshop on Humidity Analysis, 8-11 July 2002

File

76767-jma-mesoscale-4d-var-system-and-assimilation-precipitation-and-moisture-data.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

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

Assessment of the status of global ensemble prediction.

Author

Roberto Buizza

P.L. Houtekamer

Z. Toth

G. Pellerin

M. Wei

Y. Zhu

2003, Conference Paper, Seminar on Predictability of weather and climate, 9-13 September 2002

File

73847-assessment-status-global-ensemble-prediction.pdf

Calculating vertical motion using Richardson's equation

Author

M. Byrom

I. Roulstone

2003, Conference Paper, ECMWF/GEWEX Workshop on Humidity Analysis, 8-11 July 2002

File

73868-calculating-vertical-motion-using-richardsons-equation.pdf

Assimilation of geostationary WV radiances from GOES and Meteosat at ECMWF.

Author

J-N. Köpken

G.A. Kelly

2003, Report, EUMETSAT/ECMWF Fellowship Programme Research Reports, EUMETSAT/ECMWF Fellowship Programme

File

8534-assimilation-geostationary-wv-radiances-goes-and-meteosat-ecmwf.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

Influence matrix diagnostic of a data assimilation system

Author

Carla Cardinali

S. Pezzulli

Erik Andersson

2003, Conference Paper, Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003

File

73931-influence-matrix-diagnostic-data-assimilation-system.pdf

The accuracy of modelled wind and waves fields in enclosed seas

Author

L. Cavaleri

L. Bertotti

2003, Technical memorandum, ECMWF Technical Memoranda

File

8629-accuracy-modelled-wind-and-waves-fields-enclosed-seas.pdf

The improvement of modelled wind and wave fields with increasing resolution

Author

L. Cavaleri

L. Bertotti

2003, Technical memorandum, ECMWF Technical Memoranda

File

8630-improvement-modelled-wind-and-wave-fields-increasing-resolution.pdf

Search ECMWF publications

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Impact of ERS Scatterometer Winds in ECMWF's Assimilation System

Physical processes in adjoint models: potential pitfalls and benefits

Seasonal forecasting at ECMWF

The role of the Atlantic Ocean in climate forecasting

Objective validation and evaluation of data assimilation

A comparison of temperature density forecasts from GARCH and atmospheric models

Predictability and targeted observations.

Short-to-medium-range limited-area ensemble prediction: the LEPS system.

Predictability of coupled processes.

Assimilation of ground-based GPS data into a limited area model

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

Global and reginal moisture analyses at NCEP

Diagnostics of linear and incremental approximations in 4D-Var

Model error in variational data assimilation

The JMA mesoscale 4D-Var system and assimilation of precipitation and moisture data

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

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

Assessment of the status of global ensemble prediction.

Calculating vertical motion using Richardson's equation

Assimilation of geostationary WV radiances from GOES and Meteosat at ECMWF.

Forecast skill of targeted observations: a singular vector based diagnostic

Influence matrix diagnostic of a data assimilation system

The accuracy of modelled wind and waves fields in enclosed seas

The improvement of modelled wind and wave fields with increasing resolution

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