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Showing 1 - 24 of 413 results

The AROME mesoscale project

Author

F. Bouttier

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

File

8345-arome-mesoscale-project.pdf

First report on comparisons between bulletins transmitted on the GTS and those received at ECMWF (period 1 to 5 October 1984

Author

M.J. Boyd

M.R. Dutton

J. Gibson

1986, Technical memorandum, ECMWF Technical Memoranda

File

8353-first-report-comparisons-between-bulletins-transmitted-gts-and-those-received-ecmwf-period-1-5.pdf

Final report on comparisons between bulletins transmitted on the GTS and those received at ECMWF (period 1 to 5 October 1984)

Author

M.J. Boyd

M.R. Dutton

J. Gibson

1986, Technical memorandum, ECMWF Technical Memoranda

File

8354-final-report-comparisons-between-bulletins-transmitted-gts-and-those-received-ecmwf-period-1-5.pdf

Zonal diagnostics of the ECMWF operational analyses and forecasts

Author

C. Brankovic

1986, Report

File

8357-zonal-diagnostics-ecmwf-operational-analyses-and-forecasts.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

Systematic errors in surface and upper lows in ECMWF's operational spectral model for the 1983-1984 winter season and comparing these to the relevant errors in grid point model

Author

V. Akyildiz

1985, Technical memorandum, ECMWF Technical Memoranda

File

7660-systematic-errors-surface-and-upper-lows-ecmwfs-operational-spectral-model-1983-1984-winter.pdf

Systematic errors in surface and upper lows in the ECMWF operational spectral model(T106) during winter 1985/86, compared with corresponding errors in the T63 model

Author

V. Akyildiz

1986, Technical memorandum, ECMWF Technical Memoranda

File

7661-systematic-errors-surface-and-upper-lows-ecmwf-operational-spectral-modelt106-during-winter.pdf

Model error in weather and climate forecasting.

Author

Myles Allen

Jamie Kettleborough

David Stainforth

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

File

7686-model-error-weather-and-climate-forecasting.pdf

POAMA: Bureau of Meteorology Coupled Model Seasonal Forecast System

Author

O. Alves

G. Wang

A. Zhong

N. Smith

G. Warren

A. Marshall

F. Tzeitkin

A. Schiller

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

File

7694-poama-bureau-meteorology-coupled-model-seasonal-forecast-system.pdf

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

Author

D. Anderson

Magdalena Alonso-Balmaseda

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

Modelling the temporal evolution of innovation statistics

Author

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

File

7739-modelling-temporal-evolution-innovation-statistics.pdf

Mountain waves: modelling aspects

Author

T.L. Clark

W.R. Peltier

1986, Conference Paper, Seminar/Workshop on Observation, Theory and Modelling of Orographic effects. Seminar: 15-19 September 1986, Workshop: 19-20 September 1986

File

74012-mountain-waves-modelling-aspects.pdf

Skill of coupled model seasonal forecasts: A Bayesian assessment of ECMWF ENSO forecasts.

Author

C. Coelho

S. Pezzulli

Magdalena Alonso-Balmaseda

F. Doblas-Reyes

D.B. Stephenson

2003, Technical memorandum, ECMWF Technical Memoranda

File

8750-skill-coupled-model-seasonal-forecasts-bayesian-assessment-ecmwf-enso-forecasts.pdf

Experiments in data assimilation using the adjoint model technique

Author

P. Courtier

1985, Conference Paper, ECMWF Workshop on high resolution analysis, 24-26 June 1985

Experiments in data assimilation using the adjoint model technique

Author

P. Courtier

1985, Conference Paper, Workshop on High Resolution Analysis, 24-26 June 1985

File

74042-experiments-data-assimilation-using-adjoint-model-technique.pdf

The influence of physical processes on extratropical singular vectors

Author

M.M. Coutinho

B.J. Hoskins

Roberto Buizza

2003, Technical memorandum, ECMWF Technical Memoranda

File

8799-influence-physical-processes-extratropical-singular-vectors.pdf

Predictability studies with the ECMWF model for the extended range: The impact ofhorizontal resolution and boundary layer forcing

Author

U. Cubasch

A.C. Wiin-Nielsen

1985, Technical memorandum, ECMWF Technical Memoranda

File

8821-predictability-studies-ecmwf-model-extended-range-impact-ofhorizontal-resolution-and-boundary.pdf

Barrier effects in fine mesh models

Author

Mike Cullen

G.J. Shutts

1986, Conference Paper, Seminar/Workshop on Observation, Theory and Modelling of Orographic effects. Seminar: 15-19 September 1986, Workshop: 19-20 September 1986

File

74076-barrier-effects-fine-mesh-models.pdf

Cloud/hydrometeor assimilation into 20-km rapid update cycle

Author

D. Kim

S.G. Benjamin

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

File

74083-cloudhydrometeor-assimilation-20-km-rapid-update-cycle.pdf

Introduction and Working Group Reports

Author

Various Authors

1986, Conference Paper, Workshop on Predictability in the Medium and Extended Range, 17-19 March 1986

File

7495-introduction-and-working-group-reports.pdf

Introduction and Working Group Reports

Author

Various Authors

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

File

7510-introduction-and-working-group-reports.pdf

Introduction and Working Group Reports

Author

Various Authors

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

File

7513-introduction-and-working-group-reports.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

ECMWF ISLSCP-II near-surface dataset from ERA-40.

Author

A. Betts

Anton Beljaars

2003, Report, ERA-40 Project Report Series, ERA Report

File

7596-ecmwf-islscp-ii-near-surface-dataset-era-40.pdf