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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

Ku-band radar altimeter surface wind speed algorithm

Author

Saleh Abdalla

2007, Technical memorandum, ECMWF Technical Memoranda

File

7615-ku-band-radar-altimeter-surface-wind-speed-algorithm.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

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

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

The ECMWF System 3 ocean analysis system

Author

Magdalena Alonso-Balmaseda

A. Vidard

D.L.T. Anderson

2007, Technical memorandum, ECMWF Technical Memoranda

File

7898-ecmwf-system-3-ocean-analysis-system.pdf

Assimilation of MODIS cloud optical depths in the ECMWF model

Author

Angela Benedetti

Marta Janiskova

2007, Technical memorandum, ECMWF Technical Memoranda

File

8060-assimilation-modis-cloud-optical-depths-ecmwf-model.pdf

A revised formulation of ocean wave dissipation and its model impact

Author

Jean-Raymond Bidlot

Peter Janssen

Saleh Abdalla

2007, Technical memorandum, ECMWF Technical Memoranda

File

8228-revised-formulation-ocean-wave-dissipation-and-its-model-impact.pdf

Evaluating cloud fraction and ice water content in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Author

D. Bouniol

A. Protat

J. Delanoë

J. Pelon

D.P. Donovan

J.-M. Piriou

F. Bouyssel

A.M. Tompkins

D. Wilson

Y. Morille

M. Haeffelin

E.J. O'Connor

Robin Hogan

A.J. Illingworth

2007, Technical memorandum, ECMWF Technical Memoranda

File

8330-evaluating-cloud-fraction-and-ice-water-content-ecmwf-integrated-forecast-system-and-three.pdf

Evaluating cloud occurrence in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Author

D. Bouniol

A. Protat

J. Delanoë

J. Pelon

D.P. Donovan

J.-M. Piriou

F. Bouyssel

A.M. Tompkins

D. Wilson

Y. Morille

M. Haeffelin

E.J. O'Connor

Robin Hogan

A.J. Illingworth

2007, Technical memorandum, ECMWF Technical Memoranda

File

8331-evaluating-cloud-occurrence-ecmwf-integrated-forecast-system-and-three-other-operational.pdf

Dynamical downscaling of ECMWF EPS forecasts applied to cases of severe weather in Croatia

Author

C. Brankovic

B. Matjacic

S. Ivatek-Sahdan

Roberto Buizza

2007, Technical memorandum, ECMWF Technical Memoranda

File

8380-dynamical-downscaling-ecmwf-eps-forecasts-applied-cases-severe-weather-croatia.pdf

The value of targeted observations - Part II: The value of observations taken in singular vectors-based target areas.

Author

Roberto Buizza

Carla Cardinali

G.A. Kelly

Jean-Noël Thépaut

2007, Technical memorandum, ECMWF Technical Memoranda

File

8441-value-targeted-observations-part-ii-value-observations-taken-singular-vectors-based-target.pdf

EURORISK/PREVIEW report on the technical quality, functional quality and forecast value of meteorological and hydrological forecasts

Author

Roberto Buizza

H. Asensio

G. Balint

J. Bartholmes

J. Bliefernicht

K. Bogner

F. Chavaux

A. de Roo

J. Donnadille

V. Ducrocq

C. Edlund

V. Kotroni

P. Krahe

Lacire Kunz

M. Lelay

C. Marsigli

M. Milelli

A. Montani

Florian Pappenberger

D. Rabufetti

M.-H. Ramos

B. Ritter

J. Schipper

P. Steiner

Thielen- Del Pozzo

B. Vincendon

2007, Technical memorandum, ECMWF Technical Memoranda

File

8470-euroriskpreview-report-technical-quality-functional-quality-and-forecast-value-meteorological.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

The value of targeted observations - Part III: Influence of different weather regimes.

Author

Carla Cardinali

Roberto Buizza

G.A. Kelly

M. Shapiro

Jean-Noël Thépaut

2007, Technical memorandum, ECMWF Technical Memoranda

File

8590-value-targeted-observations-part-iii-influence-different-weather-regimes.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

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

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

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

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

Singular vector-based multivariate normal sampling in ensemble prediction

Author

M. Ehrendorfer

A. Beck

2003, Technical memorandum, ECMWF Technical Memoranda

File

9268-singular-vector-based-multivariate-normal-sampling-ensemble-prediction.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

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

Search ECMWF publications

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A new parametrization of turbulent orographic form drag.

Ku-band radar altimeter surface wind speed algorithm

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

Development of the ECMWF seasonal forecast System 3

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

The ECMWF System 3 ocean analysis system

Assimilation of MODIS cloud optical depths in the ECMWF model

A revised formulation of ocean wave dissipation and its model impact

Evaluating cloud fraction and ice water content in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Evaluating cloud occurrence in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Dynamical downscaling of ECMWF EPS forecasts applied to cases of severe weather in Croatia

The value of targeted observations - Part II: The value of observations taken in singular vectors-based target areas.

EURORISK/PREVIEW report on the technical quality, functional quality and forecast value of meteorological and hydrological forecasts

Forecast skill of targeted observations: a singular vector based diagnostic

The value of targeted observations - Part III: Influence of different weather regimes.

The accuracy of modelled wind and waves fields in enclosed seas

The improvement of modelled wind and wave fields with increasing resolution

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

Selection of IASI channels for use in numerical weather prediction

The influence of physical processes on extratropical singular vectors

Assimilation of ozone retrievals from the MIPAS instrument on board ENVISAT

Singular vector-based multivariate normal sampling in ensemble prediction

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

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

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