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Use of conventional surface observations in three-dimensional variational assimilation

Author

Carla Cardinali

Erik Andersson

P. Viterbo

Jean-Noël Thépaut

Drasko Vasiljevic

1994, Technical memorandum, ECMWF Technical Memoranda

File

8577-use-conventional-surface-observations-three-dimensional-variational-assimilation.pdf

Report on the eighth meeting of Member State Computing Representatives, 27-28 September 1994

Author

A. Lea

1994, Technical memorandum, ECMWF Technical Memoranda

File

10685-report-eighth-meeting-member-state-computing-representatives-27-28-september-1994.pdf

Error growth and predictability estimates for the ECMWF forecasting system

Author

Adrian Simmons

R. Mureau

T. Petroliagis

1994, Technical memorandum, ECMWF Technical Memoranda

File

12280-error-growth-and-predictability-estimates-ecmwf-forecasting-system.pdf

Recent studies of semi-Lagrangian advection at ECMWF

Author

M. Hortal

1994, Technical memorandum, ECMWF Technical Memoranda

File

10016-recent-studies-semi-lagrangian-advection-ecmwf.pdf

Linearity of optimal perturbation time evolution and sensitivity of ensemble forecasts toperturbation amplitude

Author

Roberto Buizza

1994, Technical memorandum, ECMWF Technical Memoranda

File

8414-linearity-optimal-perturbation-time-evolution-and-sensitivity-ensemble-forecasts-toperturbation.pdf

The ECMWF Ensemble Prediction System - methodology and validation

Author

Franco Molteni

Roberto Buizza

T.N. Palmer

T. Petroliagis

1994, Technical memorandum, ECMWF Technical Memoranda

File

11189-ecmwf-ensemble-prediction-system-methodology-and-validation.pdf

Extended versions of the convective parametrization scheme at ECMWF and their impact on the mean and transient activity of the model in the tropics

Author

T-E. Nordeng

1994, Technical memorandum, ECMWF Technical Memoranda

File

11393-extended-versions-convective-parametrization-scheme-ecmwf-and-their-impact-mean-and-transient.pdf

Sensitivity of two-day forecast errors over the Northern Hemisphere to initial conditions

Author

Florence Rabier

E. Klinker

P. Courtier

A. Hollingsworth

1994, Technical memorandum, ECMWF Technical Memoranda

File

11795-sensitivity-two-day-forecast-errors-over-northern-hemisphere-initial-conditions.pdf

Recommendations on the verification of local weather forecasts

Author

P. Nurmi

1994, Technical memorandum, ECMWF Technical Memoranda

File

11400-recommendations-verification-local-weather-forecasts.pdf

Assimilation of radio occultation measurements into a Numerical Weather Predictionsystem

Author

J. Eyre

1994, Technical memorandum, ECMWF Technical Memoranda

File

9331-assimilation-radio-occultation-measurements-numerical-weather-predictionsystem.pdf

Accuracy of the ERS-1 altimeter-derived Fast Delivery Products for wave dataassimilation

Author

A. Guillaume

1994, Technical memorandum, ECMWF Technical Memoranda

File

9678-accuracy-ers-1-altimeter-derived-fast-delivery-products-wave-dataassimilation.pdf

A screening multiple discriminant analysis program

Author

L.J. Wilson

1982, Technical memorandum, ECMWF Technical Memoranda

File

13118-screening-multiple-discriminant-analysis-program.pdf

A note on prime factor FFT algorithms

Author

C. Temperton

1982, Technical memorandum, ECMWF Technical Memoranda

File

12607-note-prime-factor-fft-algorithms.pdf

Point verification and simple statistical adaptation of ECMWF model forecasts of dewpoint (2M)

Author

H. Böttger

1982, Technical memorandum, ECMWF Technical Memoranda

File

8511-point-verification-and-simple-statistical-adaptation-ecmwf-model-forecasts-dewpoint-2m.pdf

Benchmark exercises on Cray X-MP

Author

J. Gibson

N. Storer

D. Dent

1982, Technical memorandum, ECMWF Technical Memoranda

File

9587-benchmark-exercises-cray-x-mp.pdf

A case study of an overintensified cyclone development in the ECMWF

Author

H. Sävijärvi

O. Åkesson

1982, Technical memorandum, ECMWF Technical Memoranda

File

12516-case-study-overintensified-cyclone-development-ecmwf.pdf

Self-sorting mixed-radix fast Fourier transforms

Author

C. Temperton

1982, Technical memorandum, ECMWF Technical Memoranda

File

12606-self-sorting-mixed-radix-fast-fourier-transforms.pdf

Local-area networks: Why - What - How

Author

W. Jensen

1982, Technical memorandum, ECMWF Technical Memoranda

File

10263-local-area-networks-why-what-how.pdf

The ECMWF grid point model simulator

Author

D. Dent

J. Gibson

N. Storer

1982, Technical memorandum, ECMWF Technical Memoranda

File

8986-ecmwf-grid-point-model-simulator.pdf

An introduction to GKS - The Graphical Kernel System

Author

A. Ducrot

H. Watkins

1982, Technical memorandum, ECMWF Technical Memoranda

File

9156-introduction-gks-graphical-kernel-system.pdf

Report on a study of the EC radiation scheme

Author

J.M. Slingo

1982, Technical memorandum, ECMWF Technical Memoranda

File

12308-report-study-ec-radiation-scheme.pdf

Optimal verification of ECMWF surface temperature forecasts at two locations in Europe

Author

H. Böttger

S. Grönås

1982, Technical memorandum, ECMWF Technical Memoranda

File

8526-optimal-verification-ecmwf-surface-temperature-forecasts-two-locations-europe.pdf

An overview of current graphics hardware

Author

H. Watkins

1982, Technical memorandum, ECMWF Technical Memoranda

File

12994-overview-current-graphics-hardware.pdf

Some comparisons between linear and non-linear horizontal diffusion schemes for theECMWF grid-point model

Author

R. Strüfing

1982, Technical memorandum, ECMWF Technical Memoranda

File

12471-some-comparisons-between-linear-and-non-linear-horizontal-diffusion-schemes-theecmwf-grid.pdf

Search ECMWF publications

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Use of conventional surface observations in three-dimensional variational assimilation

Report on the eighth meeting of Member State Computing Representatives, 27-28 September 1994

Error growth and predictability estimates for the ECMWF forecasting system

Recent studies of semi-Lagrangian advection at ECMWF

Linearity of optimal perturbation time evolution and sensitivity of ensemble forecasts toperturbation amplitude

The ECMWF Ensemble Prediction System - methodology and validation

Extended versions of the convective parametrization scheme at ECMWF and their impact on the mean and transient activity of the model in the tropics

Sensitivity of two-day forecast errors over the Northern Hemisphere to initial conditions

Recommendations on the verification of local weather forecasts

Assimilation of radio occultation measurements into a Numerical Weather Predictionsystem

Accuracy of the ERS-1 altimeter-derived Fast Delivery Products for wave dataassimilation

A screening multiple discriminant analysis program

A note on prime factor FFT algorithms

Point verification and simple statistical adaptation of ECMWF model forecasts of dewpoint (2M)

Benchmark exercises on Cray X-MP

A case study of an overintensified cyclone development in the ECMWF

Self-sorting mixed-radix fast Fourier transforms

Local-area networks: Why - What - How

The ECMWF grid point model simulator

An introduction to GKS - The Graphical Kernel System

Report on a study of the EC radiation scheme

Optimal verification of ECMWF surface temperature forecasts at two locations in Europe

An overview of current graphics hardware

Some comparisons between linear and non-linear horizontal diffusion schemes for theECMWF grid-point model

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