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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

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

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

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

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

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

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

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

The application of filtered forecast fields to synoptic weather prediction - presentation of the products and recommendations of their use

Author

A Persson

1984, Technical memorandum, ECMWF Technical Memoranda

File

11632-application-filtered-forecast-fields-synoptic-weather-prediction-presentation-products-and.pdf

Evaluation of analysis increments at model levels

Author

P. Undén

1984, Technical memorandum, ECMWF Technical Memoranda

File

12866-evaluation-analysis-increments-model-levels.pdf

Collecting surface ship observations via maritime satellite telex service - a pilot study

Author

H. Böttger

P. Gray

L. Silveira

1984, Technical memorandum, ECMWF Technical Memoranda

File

8525-collecting-surface-ship-observations-maritime-satellite-telex-service-pilot-study.pdf

The 1984 revision of the ECMWF analysis system

Author

D.B. Shaw

P. Lönnberg

A. Hollingsworth

1984, Technical memorandum, ECMWF Technical Memoranda

File

12191-1984-revision-ecmwf-analysis-system.pdf

A production multi-tasking Numerical Weather Prediction model

Author

J. Gibson

1984, Technical memorandum, ECMWF Technical Memoranda

File

9562-production-multi-tasking-numerical-weather-prediction-model.pdf

The use of spectrally filtered products in medium range weather forecasting

Author

A Persson

1984, Technical memorandum, ECMWF Technical Memoranda

File

11631-use-spectrally-filtered-products-medium-range-weather-forecasting.pdf

Differences between the initialised and uninitialised analyses of the upper air fields and the impact on the verification results

Author

R. Nieminen

1984, Technical memorandum, ECMWF Technical Memoranda

File

11383-differences-between-initialised-and-uninitialised-analyses-upper-air-fields-and-impact.pdf

Some properties of the Asselin time filter in the presence of friction

Author

G. Sakellarides

1984, Technical memorandum, ECMWF Technical Memoranda

File

12064-some-properties-asselin-time-filter-presence-friction.pdf

Monitoring the ASAP upper-air meteorological data at ECMWF (22 December to 20 January 1984)

Author

H. Böttger

J. Humphreys

1984, Technical memorandum, ECMWF Technical Memoranda

File

8528-monitoring-asap-upper-air-meteorological-data-ecmwf-22-december-20-january-1984.pdf

SMS - Supervisor Monitor Scheduler

Author

F. Hollmann

1984, Technical memorandum, ECMWF Technical Memoranda

File

9995-sms-supervisor-monitor-scheduler.pdf

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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

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

Recent studies of semi-Lagrangian advection at ECMWF

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

Error growth and predictability estimates for the ECMWF forecasting system

Assimilation of radio occultation measurements into a Numerical Weather Predictionsystem

Recommendations on the verification of local weather forecasts

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

The application of filtered forecast fields to synoptic weather prediction - presentation of the products and recommendations of their use

Evaluation of analysis increments at model levels

Collecting surface ship observations via maritime satellite telex service - a pilot study

The 1984 revision of the ECMWF analysis system

A production multi-tasking Numerical Weather Prediction model

The use of spectrally filtered products in medium range weather forecasting

Differences between the initialised and uninitialised analyses of the upper air fields and the impact on the verification results

Some properties of the Asselin time filter in the presence of friction

Monitoring the ASAP upper-air meteorological data at ECMWF (22 December to 20 January 1984)

SMS - Supervisor Monitor Scheduler

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