Search ECMWF publications

The impact of airborne Doppler lidar observations on ECMWF forecasts

Author

M. Weissmann

Carla Cardinali

2006, Technical memorandum, ECMWF Technical Memoranda

File

13051-impact-airborne-doppler-lidar-observations-ecmwf-forecasts.pdf

Assimilation of MIPAS limb radiances in the ECMWF system. Part I: Experiments with a 1-dimensional observation operator.

Author

Niels Bormann

Jean-Noël Thépaut

2006, Technical memorandum, ECMWF Technical Memoranda

File

8289-assimilation-mipas-limb-radiances-ecmwf-system-part-i-experiments-1-dimensional-observation.pdf

Assimilation of MIPAS limb radiances in the ECMWF system. Part II: Experiments with a 2-dimensional observation operator and comparison to retrieval assimilation

Author

Niels Bormann

Sean Healy

M. Hamrud

2006, Technical memorandum, ECMWF Technical Memoranda

File

8311-assimilation-mipas-limb-radiances-ecmwf-system-part-ii-experiments-2-dimensional-observation.pdf

Verification statistics and evaluations of ECMWF forecasts in 2004-2005.

Author

F. Lalaurette

Jean-Raymond Bidlot

Laura Ferranti

A Ghelli

F. Grazzini

Martin Leutbecher

David Richardson

G. van der Grijn

2006, Technical memorandum, ECMWF Technical Memoranda

File

10632-verification-statistics-and-evaluations-ecmwf-forecasts-2004-2005.pdf

The 1966 'century' flood in Italy: a meteorological and hydrological revisitation.

Author

P. Malguzzi

G. Grossi

A. Buzzi

R. Ranzi

Roberto Buizza

2006, Technical memorandum, ECMWF Technical Memoranda

File

10951-1966-century-flood-italy-meteorological-and-hydrological-revisitation.pdf

Report on the fourteenth Security Representatives' Meeting , 16-17 May 2006. (Restricted distribution)

Author

P. Prior

2006, Technical memorandum, ECMWF Technical Memoranda

The new ECMWF Variable Resolution Ensemble Prediction System (VAREPS): methodology and validation.

Author

Roberto Buizza

Jean-Raymond Bidlot

Nils Wedi

Manuel Fuentes

M. Hamrud

G. Holt

T.N. Palmer

Frédéric Vitart

2006, Technical memorandum, ECMWF Technical Memoranda

File

8472-new-ecmwf-variable-resolution-ensemble-prediction-system-vareps-methodology-and-validation.pdf

"1D+4D-Var" assimilation of NCEP Stage IV radar and gauge hourly precipitation data.

Author

Philippe Lopez

Peter Bauer

2006, Technical memorandum, ECMWF Technical Memoranda

File

10798-1d4d-var-assimilation-ncep-stage-iv-radar-and-gauge-hourly-precipitation-data.pdf

Analysis and forecast impact of the main humidity observing systems

Author

Erik Andersson

E. Hólm

Peter Bauer

Anton Beljaars

G.A. Kelly

A. McNally

Adrian Simmons

Jean-Noël Thépaut

A.M. Tompkins

2006, Technical memorandum, ECMWF Technical Memoranda

File

7766-analysis-and-forecast-impact-main-humidity-observing-systems.pdf

Background error statistics for aerosols

Author

Angela Benedetti

Mike Fisher

2006, Technical memorandum, ECMWF Technical Memoranda

File

8059-background-error-statistics-aerosols.pdf

Use of analysis ensembles in estimating flow-dependent background error variances

Author

E. Kucukkaraca

Mike Fisher

2006, Technical memorandum, ECMWF Technical Memoranda

File

10563-use-analysis-ensembles-estimating-flow-dependent-background-error-variances.pdf

A multivariate balance operator for variational ocean data assimilation.

Author

A.T. Weaver

C. Deltel

E. Machu

S. Ricci

N. Daget

2006, Technical memorandum, ECMWF Technical Memoranda

File

13007-multivariate-balance-operator-variational-ocean-data-assimilation.pdf

Wind-driven eddies and plankton blooms in the North Atlantic Ocean

Author

C. Eden

T. Jung

2006, Technical memorandum, ECMWF Technical Memoranda

File

9259-wind-driven-eddies-and-plankton-blooms-north-atlantic-ocean.pdf

Multiple-scattering microwave radiative transfer for data assimilation applications.

Author

Peter Bauer

E. Moreau

F. Chevallier

U. O'Keeffe

2006, Technical memorandum, ECMWF Technical Memoranda

File

7989-multiple-scattering-microwave-radiative-transfer-data-assimilation-applications.pdf

Implementation of 1D+4D-Var assimilation of precipitation affected microwave radiances at ECMWF, Part I: 1D-Var.

Author

Peter Bauer

Philippe Lopez

Angela Benedetti

Deborah Salmond

E. Moreau

2006, Technical memorandum, ECMWF Technical Memoranda

File

7995-implementation-1d4d-var-assimilation-precipitation-affected-microwave-radiances-ecmwf-part-i-1d.pdf

Implementation of 1D+4D-Var assimilation of precipitation affected microwave radiances at ECMWF, Part II: 4D-Var.

Author

Peter Bauer

Philippe Lopez

Deborah Salmond

Angela Benedetti

S. Saarinen

M. Bonazzola

2006, Technical memorandum, ECMWF Technical Memoranda

File

7999-implementation-1d4d-var-assimilation-precipitation-affected-microwave-radiances-ecmwf-part-ii.pdf

Response to the summer 2003 Mediterranean SST anomalies over Europe and Africa.

Author

T. Jung

Laura Ferranti

A.M. Tompkins

2006, Technical memorandum, ECMWF Technical Memoranda

File

10338-response-summer-2003-mediterranean-sst-anomalies-over-europe-and-africa.pdf

Sensitivity of extratropical cyclone characteristics to horizontal resolution in the ECMWF model.

Author

T. Jung

S.K. Gulev

I. Rudeva

V. Soloviov

2006, Technical memorandum, ECMWF Technical Memoranda

File

10341-sensitivity-extratropical-cyclone-characteristics-horizontal-resolution-ecmwf-model.pdf

The European summer of 2003: sensitivity to soil water initial conditions.

Author

Laura Ferranti

P. Viterbo

2006, Technical memorandum, ECMWF Technical Memoranda

File

9371-european-summer-2003-sensitivity-soil-water-initial-conditions.pdf

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

A comparison of adaptive observing guidance for Atlantic tropical cyclones.

Author

S. Majumdar

S.D. Aberson

C.H. Bishop

Roberto Buizza

M.S. Peng

C. Reynolds

2005, Technical memorandum, ECMWF Technical Memoranda

File

10946-comparison-adaptive-observing-guidance-atlantic-tropical-cyclones.pdf

Ice supersaturation in the ECMWF Integrated Forecast System.

Author

A.M. Tompkins

K. Gierens

G. Rädel

2005, Technical memorandum, ECMWF Technical Memoranda

File

12788-ice-supersaturation-ecmwf-integrated-forecast-system.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

Report on the thirteenth Security Representatives' Meeting, 17-18 May 2005. (Restricted distribution)

Author

P. Prior

2005, Technical memorandum, ECMWF Technical Memoranda

Search ECMWF publications

Sort by

The impact of airborne Doppler lidar observations on ECMWF forecasts

Assimilation of MIPAS limb radiances in the ECMWF system. Part I: Experiments with a 1-dimensional observation operator.

Assimilation of MIPAS limb radiances in the ECMWF system. Part II: Experiments with a 2-dimensional observation operator and comparison to retrieval assimilation

Verification statistics and evaluations of ECMWF forecasts in 2004-2005.

The 1966 'century' flood in Italy: a meteorological and hydrological revisitation.

Report on the fourteenth Security Representatives' Meeting , 16-17 May 2006. (Restricted distribution)

The new ECMWF Variable Resolution Ensemble Prediction System (VAREPS): methodology and validation.

"1D+4D-Var" assimilation of NCEP Stage IV radar and gauge hourly precipitation data.

Analysis and forecast impact of the main humidity observing systems

Background error statistics for aerosols

Use of analysis ensembles in estimating flow-dependent background error variances

A multivariate balance operator for variational ocean data assimilation.

Wind-driven eddies and plankton blooms in the North Atlantic Ocean

Multiple-scattering microwave radiative transfer for data assimilation applications.

Implementation of 1D+4D-Var assimilation of precipitation affected microwave radiances at ECMWF, Part I: 1D-Var.

Implementation of 1D+4D-Var assimilation of precipitation affected microwave radiances at ECMWF, Part II: 4D-Var.

Response to the summer 2003 Mediterranean SST anomalies over Europe and Africa.

Sensitivity of extratropical cyclone characteristics to horizontal resolution in the ECMWF model.

The European summer of 2003: sensitivity to soil water initial conditions.

Report on the seventeenth meeting of Computing Representatives, 19-20 May 2005.

A comparison of adaptive observing guidance for Atlantic tropical cyclones.

Ice supersaturation in the ECMWF Integrated Forecast System.

A multivariate treatment of bias for sequential data assimilation: application to the tropical oceans.

Report on the thirteenth Security Representatives' Meeting, 17-18 May 2005. (Restricted distribution)

Filter by Year

Filter by Type of publication

Author(s)