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Developments in 4D-Var and Kalman Filtering

Author

Mike Fisher

Erik Andersson

2001, Technical memorandum, ECMWF Technical Memoranda

File

9409-developments-4d-var-and-kalman-filtering.pdf

On the duration of the linear regime: is 24 hours a long time in weather forecasting?

Author

I Gilmour

L.A. Smith

Roberto Buizza

2001, Technical memorandum, ECMWF Technical Memoranda

File

9597-duration-linear-regime-24-hours-long-time-weather-forecasting.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

Potential benefit of ensemble forecasts for ship routing

Author

M. Hoffschildt

Jean-Raymond Bidlot

B. Hansen

Peter Janssen

1999, Technical memorandum, ECMWF Technical Memoranda

File

9925-potential-benefit-ensemble-forecasts-ship-routing.pdf

The development and testing of a new two-time-level semi-Lagrangin scheme (SETTLS) in the ECMWF forecast model

Author

M. Hortal

1999, Technical memorandum, ECMWF Technical Memoranda

File

10017-development-and-testing-new-two-time-level-semi-lagrangin-scheme-settls-ecmwf-forecast-model.pdf

A parametrization of the effects of cloud and precipitation overlap for use in general circulation models

Author

C. Jakob

S.A. Klein

1999, Technical memorandum, ECMWF Technical Memoranda

File

10150-parametrization-effects-cloud-and-precipitation-overlap-use-general-circulation-models.pdf

Verification statistics and evaluations of ECMWF forecasts in 2000-2001

Author

F. Lalaurette

Laura Ferranti

2001, Technical memorandum, ECMWF Technical Memoranda

File

73283-verification-statistics-and-evaluations-ecmwf-forecasts-2000-2001.pdf

Rain detection over land surfaces using passive microwave satellite data

Author

B. Bauer

2001, Technical memorandum, ECMWF Technical Memoranda

File

7971-rain-detection-over-land-surfaces-using-passive-microwave-satellite-data.pdf

The use of profiler data at ECMWF

Author

F. Bouttier

2001, Technical memorandum, ECMWF Technical Memoranda

File

8342-use-profiler-data-ecmwf.pdf

The development of 12-hourly 4D-Var. With annexes supplied by M. Miller, M. Hortal and L. Isaksen.

Author

F. Bouttier

2001, Technical memorandum, ECMWF Technical Memoranda

File

8344-development-12-hourly-4d-var-annexes-supplied-m-miller-m-hortal-and-l-isaksen.pdf

Observing systems experiments in the ECMWF 4D-Var data assimilation system

Author

F. Bouttier

G.A. Kelly

2001, Technical memorandum, ECMWF Technical Memoranda

File

8351-observing-systems-experiments-ecmwf-4d-var-data-assimilation-system.pdf

Current status and future developments of the ECMWF Ensemble Prediction System

Author

Roberto Buizza

J. Barkmeijer

T.N. Palmer

David Richardson

1999, Technical memorandum, ECMWF Technical Memoranda

File

8438-current-status-and-future-developments-ecmwf-ensemble-prediction-system.pdf

Stochastic representation of model uncertainties in the ECMWF Ensemble Prediction System

Author

Roberto Buizza

M.J. Miller

T.N. Palmer

1999, Technical memorandum, ECMWF Technical Memoranda

File

8451-stochastic-representation-model-uncertainties-ecmwf-ensemble-prediction-system.pdf

Targeting observations using singular vectors

Author

Roberto Buizza

A. Montani

1999, Technical memorandum, ECMWF Technical Memoranda

File

8456-targeting-observations-using-singular-vectors.pdf

The feasibility of monitoring CO2 from high resolution infrared sounders

Author

A. Chedin

A. Hollingsworth

N.A. Scott

R. Saunders

Marco Matricardi

J. Etcheto

C. Clerbaux

R. Armante

2001, Technical memorandum, ECMWF Technical Memoranda

File

8656-feasibility-monitoring-co2-high-resolution-infrared-sounders.pdf

Verification of precipitation forecasts over the Alpine region using a high density observing network

Author

T. Cherubini

A Ghelli

F. Lalaurette

2001, Technical memorandum, ECMWF Technical Memoranda

File

8680-verification-precipitation-forecasts-over-alpine-region-using-high-density-observing-network.pdf

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

On the accuracy of the semi-geostrophic approximation

Author

Mike Cullen

1999, Technical memorandum, ECMWF Technical Memoranda

File

8829-accuracy-semi-geostrophic-approximation.pdf

Large scale non-turbulent dynamics in the atmosphere

Author

Mike Cullen

2001, Technical memorandum, ECMWF Technical Memoranda

File

8831-large-scale-non-turbulent-dynamics-atmosphere.pdf

Large-amplitude nonlinear stability results for atmospheric circulations

Author

Mike Cullen

2001, Technical memorandum, ECMWF Technical Memoranda

File

8832-large-amplitude-nonlinear-stability-results-atmospheric-circulations.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

On tides in the ECMWF model

Author

Peter Janssen

1999, Technical memorandum, ECMWF Technical Memoranda

File

10193-tides-ecmwf-model.pdf

Impact and feedback of ocean waves on the atmosphere

Author

Peter Janssen

J. Doyle

Jean-Raymond Bidlot

B. Hansen

L. Isaksen

P. Viterbo

2001, Technical memorandum, ECMWF Technical Memoranda

File

10225-impact-and-feedback-ocean-waves-atmosphere.pdf

Search ECMWF publications

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Developments in 4D-Var and Kalman Filtering

On the duration of the linear regime: is 24 hours a long time in weather forecasting?

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

Potential benefit of ensemble forecasts for ship routing

The development and testing of a new two-time-level semi-Lagrangin scheme (SETTLS) in the ECMWF forecast model

A parametrization of the effects of cloud and precipitation overlap for use in general circulation models

Verification statistics and evaluations of ECMWF forecasts in 2000-2001

Rain detection over land surfaces using passive microwave satellite data

The use of profiler data at ECMWF

The development of 12-hourly 4D-Var. With annexes supplied by M. Miller, M. Hortal and L. Isaksen.

Observing systems experiments in the ECMWF 4D-Var data assimilation system

Current status and future developments of the ECMWF Ensemble Prediction System

Stochastic representation of model uncertainties in the ECMWF Ensemble Prediction System

Targeting observations using singular vectors

The feasibility of monitoring CO2 from high resolution infrared sounders

Verification of precipitation forecasts over the Alpine region using a high density observing network

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

On the accuracy of the semi-geostrophic approximation

Large scale non-turbulent dynamics in the atmosphere

Large-amplitude nonlinear stability results for atmospheric circulations

Wave modelling and altimeter wave height data

On tides in the ECMWF model

Impact and feedback of ocean waves on the atmosphere

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