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A TIGR-like atmospheric profile database for accurate radiative flux computation

Author

F. Chevallier

A. Chedin

F. Chéruy

J.-J. Morcrette

1999, Technical memorandum, ECMWF Technical Memoranda

File

8689-tigr-atmospheric-profile-database-accurate-radiative-flux-computation.pdf

Use of a neural network-based longwave radiative transfer scheme in the ECMWFatmospheric model

Author

F. Chevallier

J.-J. Morcrette

F. Chéruy

N.A. Scott

1999, Technical memorandum, ECMWF Technical Memoranda

File

8699-use-neural-network-based-longwave-radiative-transfer-scheme-ecmwfatmospheric-model.pdf

The numerical coupling of the physical parametrizations to the dynamical equations in a forecast model

Author

Nils Wedi

1999, Technical memorandum, ECMWF Technical Memoranda

File

13020-numerical-coupling-physical-parametrizations-dynamical-equations-forecast-model.pdf

The ECMWF operational implementation of four dimensional variational assimilation. Part I: Experimental results with simplified physics

Author

Florence Rabier

H Järvinen

E. Klinker

J.-F. Mahfouf

Adrian Simmons

1999, Technical memorandum, ECMWF Technical Memoranda

File

11794-ecmwf-operational-implementation-four-dimensional-variational-assimilation-part-i-experimental.pdf

The ECMWF operational implementation of four dimensional variational assimilation. Part III: Experimental results and diagnostics with operational configuration

Author

E. Klinker

Florence Rabier

G.A. Kelly

J.-F. Mahfouf

1999, Technical memorandum, ECMWF Technical Memoranda

File

10511-ecmwf-operational-implementation-four-dimensional-variational-assimilation-part-iii.pdf

The ECMWF operational implementation of four dimensional variational assimilation. Part II: Experimental results with improved physics

Author

J.-F. Mahfouf

Florence Rabier

1999, Technical memorandum, ECMWF Technical Memoranda

File

10930-ecmwf-operational-implementation-four-dimensional-variational-assimilation-part-ii.pdf

The impact of increased boundary layer vertical resolution on the ECMWF forecast system

Author

J. Teixeira

1999, Technical memorandum, ECMWF Technical Memoranda

File

12587-impact-increased-boundary-layer-vertical-resolution-ecmwf-forecast-system.pdf

4DVAR assimilation of SSM/I total column water vapour in the ECMWF model

Author

E. Gerard

R. Saunders

1999, Technical memorandum, ECMWF Technical Memoranda

File

9702-4dvar-assimilation-ssmi-total-column-water-vapour-ecmwf-model.pdf

Wave modelling and altimeter wave height data

Author

Peter Janssen

1999, Technical memorandum, ECMWF Technical Memoranda

File

10192-wave-modelling-and-altimeter-wave-height-data.pdf

A stable scheme for the one-dimensional diffusion equation

Author

J. Teixeira

1999, Technical memorandum, ECMWF Technical Memoranda

File

12586-stable-scheme-one-dimensional-diffusion-equation.pdf

Sequential soil moisture analysis in the presence of internal and prescribed errors using the ECMWF single column model

Author

H. Douville

P. Viterbo

J.-F. Mahfouf

Anton Beljaars

1998, Technical memorandum, ECMWF Technical Memoranda

File

9100-sequential-soil-moisture-analysis-presence-internal-and-prescribed-errors-using-ecmwf-single.pdf

An explicit low-resolution extended Kalman filter: Implementation and preliminaryexperimentation

Author

M. Ehrendorfer

F. Bouttier

1998, Technical memorandum, ECMWF Technical Memoranda

File

9269-explicit-low-resolution-extended-kalman-filter-implementation-and-preliminaryexperimentation.pdf

A probability and decision-model analysis of PROVOST seasonal multi-model ensemble integrations

Author

T.N. Palmer

C. Brankovic

David Richardson

1998, Technical memorandum, ECMWF Technical Memoranda

File

11544-probability-and-decision-model-analysis-provost-seasonal-multi-model-ensemble-integrations.pdf

Skill and relative economic value of the ECMWF Ensemble Prediction System

Author

David Richardson

1998, Technical memorandum, ECMWF Technical Memoranda

File

11903-skill-and-relative-economic-value-ecmwf-ensemble-prediction-system.pdf

Seasonal skill and predictability of ECMWF PROVOST ensembles

Author

C. Brankovic

T.N. Palmer

1998, Technical memorandum, ECMWF Technical Memoranda

File

8367-seasonal-skill-and-predictability-ecmwf-provost-ensembles.pdf

Variational assimilation of time sequences of surface observations with serially correlatederrors

Author

H Järvinen

Erik Andersson

F. Bouttier

1998, Technical memorandum, ECMWF Technical Memoranda

File

10349-variational-assimilation-time-sequences-surface-observations-serially-correlatederrors.pdf

User requirements for the assimilation of TRMM products in the ECMWF 4D-Var system

Author

J.-F. Mahfouf

E. Gerard

V. Marécal

M.J. Miller

R. Saunders

1998, Technical memorandum, ECMWF Technical Memoranda

File

10927-user-requirements-assimilation-trmm-products-ecmwf-4d-var-system.pdf

Influence of physical processes on the tangent-linear approximation

Author

J.-F. Mahfouf

1998, Technical memorandum, ECMWF Technical Memoranda

File

10919-influence-physical-processes-tangent-linear-approximation.pdf

Development of a simplified Kalman filter

Author

Mike Fisher

1998, Technical memorandum, ECMWF Technical Memoranda

File

9401-development-simplified-kalman-filter.pdf

The ECMWF surface analysis: Diagnostics and prospects

Author

H. Douville

J.-F. Mahfouf

S. Saarinen

P. Viterbo

1998, Technical memorandum, ECMWF Technical Memoranda

File

9099-ecmwf-surface-analysis-diagnostics-and-prospects.pdf

The representation of soil moisture freezing and its impact on the stable boundary layer

Author

P. Viterbo

Anton Beljaars

J.-F. Mahfouf

J. Teixeira

1998, Technical memorandum, ECMWF Technical Memoranda

File

12954-representation-soil-moisture-freezing-and-its-impact-stable-boundary-layer.pdf

The forecast impact of changes to the albedo of the boreal forests in the presence of snow

Author

P. Viterbo

A. Betts

1998, Technical memorandum, ECMWF Technical Memoranda

File

12956-forecast-impact-changes-albedo-boreal-forests-presence-snow.pdf

Introduction of revised radiation, convection, cloud and vertical diffusion schemes intoCy18r3 of the ECMWF integrated forecasting system

Author

D. Gregory

J.-J. Morcrette

C. Jakob

Anton Beljaars

1998, Technical memorandum, ECMWF Technical Memoranda

File

9648-introduction-revised-radiation-convection-cloud-and-vertical-diffusion-schemes-intocy18r3-ecmwf.pdf

Stratospheric water vapour and tropical tropopause temperatures in ECMWF analyses and multi-year simulations

Author

Adrian Simmons

A. Untch

C. Jakob

P.W. Kållberg

P. Undén

1998, Technical memorandum, ECMWF Technical Memoranda

File

12287-stratospheric-water-vapour-and-tropical-tropopause-temperatures-ecmwf-analyses-and-multi-year.pdf

Search ECMWF publications

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A TIGR-like atmospheric profile database for accurate radiative flux computation

Use of a neural network-based longwave radiative transfer scheme in the ECMWFatmospheric model

The numerical coupling of the physical parametrizations to the dynamical equations in a forecast model

The ECMWF operational implementation of four dimensional variational assimilation. Part I: Experimental results with simplified physics

The ECMWF operational implementation of four dimensional variational assimilation. Part III: Experimental results and diagnostics with operational configuration

The ECMWF operational implementation of four dimensional variational assimilation. Part II: Experimental results with improved physics

The impact of increased boundary layer vertical resolution on the ECMWF forecast system

4DVAR assimilation of SSM/I total column water vapour in the ECMWF model

Wave modelling and altimeter wave height data

A stable scheme for the one-dimensional diffusion equation

Sequential soil moisture analysis in the presence of internal and prescribed errors using the ECMWF single column model

An explicit low-resolution extended Kalman filter: Implementation and preliminaryexperimentation

A probability and decision-model analysis of PROVOST seasonal multi-model ensemble integrations

Skill and relative economic value of the ECMWF Ensemble Prediction System

Seasonal skill and predictability of ECMWF PROVOST ensembles

Variational assimilation of time sequences of surface observations with serially correlatederrors

User requirements for the assimilation of TRMM products in the ECMWF 4D-Var system

Influence of physical processes on the tangent-linear approximation

Development of a simplified Kalman filter

The ECMWF surface analysis: Diagnostics and prospects

The representation of soil moisture freezing and its impact on the stable boundary layer

The forecast impact of changes to the albedo of the boreal forests in the presence of snow

Introduction of revised radiation, convection, cloud and vertical diffusion schemes intoCy18r3 of the ECMWF integrated forecasting system

Stratospheric water vapour and tropical tropopause temperatures in ECMWF analyses and multi-year simulations

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