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Use and Verification of ECMWF products

Author

Tim Hewson

Matthieu Chevalier

2024, Technical memorandum, Technical Memoranda

Document

81583-use-and-verification-of-ecmwf-products.pdf

Can global rainfall forecasts identify areas at flash flood risk? Proof of concept for Ecuador

Author

Fatima-Maria Pillosu

A Bucherie

A Kruczkiewicz

Thomas Haiden

C. Baugh

C Hultquist

H Vergara

Florian Pappenberger

E Stephens

Christel Prudhomme

Hannah Cloke

2024, Technical memorandum, ECMWF Technical Memoranda

Document

81571-can-global-rainfall-forecasts-identify-areas-at-flash-flood-risk-proof-of-concept-for-ecuador.pdf

Methods for assessing the impact of current and future components of the global observing system

Author

Sean Healy

Niels Bormann

Alan Geer

Elias Holm

Bruce Ingleby

Katie Lean

Katrin Lonitz

Cristina Lupu

2024, Technical memorandum, ECMWF Technical Memoranda

Document

81556-methods-for-assessing-the-impact-of-current-and-future-components-of-the-global-observing-system.pdf

SURFEM-ocean microwave surface emissivity evaluated

Author

Alan Geer

Cristina Lupu

David Duncan

Niels Bormann

Stephen English

2024, Technical memorandum, ECMWF Technical Memoranda

Document

81550-surfem-ocean-microwave-surface-emissivity-evaluated.pdf

On the equivalence between Kalman smoothing and weak-constraint four-dimensional variational data assimilation.

Author

Mike Fisher

2004, Technical memorandum, ECMWF Technical Memoranda

File

9415-equivalence-between-kalman-smoothing-and-weak-constraint-four-dimensional-variational-data.pdf

Report on the twelfth Security Representatives' Meeting, 22-23 April 2004. (Restricted distribution)

Author

P. Prior

2004, Technical memorandum, ECMWF Technical Memoranda

Early-delivery suite.

Author

J. Haseler

2004, Technical memorandum, ECMWF Technical Memoranda

File

9793-early-delivery-suite.pdf

The African easterly jet in the ECMWF Integrated forecast system: 4DVar analysis.

Author

A.M. Tompkins

A. Diongue

D.J. Parker

C. Thorncroft

2004, Technical memorandum, ECMWF Technical Memoranda

File

12784-african-easterly-jet-ecmwf-integrated-forecast-system-4dvar-analysis.pdf

Moist physical processes in the IFS: Progress and Plans

Author

A.M. Tompkins

Peter Bechtold

Anton Beljaars

Angela Benedetti

S. Cheinet

Marta Janiskova

M. Köhler

Philippe Lopez

J.-J. Morcrette

2004, Technical memorandum, ECMWF Technical Memoranda

File

12789-moist-physical-processes-ifs-progress-and-plans.pdf

Verification of TMI-adjusted rainfall analysis of tropical cyclones at ECMWF using TRMM Precipitation Radar observations.

Author

Angela Benedetti

Philippe Lopez

2004, Technical memorandum, ECMWF Technical Memoranda

File

8069-verification-tmi-adjusted-rainfall-analysis-tropical-cyclones-ecmwf-using-trmm-precipitation.pdf

Report on the sixteenth meeting of Computing Representatives, 21-22 April 2004.

Author

P. Prior

2004, Technical memorandum, ECMWF Technical Memoranda

File

11735-report-sixteenth-meeting-computing-representatives-21-22-april-2004.pdf

Influence matrix diagnostic of a data assimilation system.

Author

Carla Cardinali

S. Pezzulli

Erik Andersson

2004, Technical memorandum, ECMWF Technical Memoranda

File

8592-influence-matrix-diagnostic-data-assimilation-system.pdf

A stochastic kinetic energy backscatter algorithm for use in ensemble prediction systems.

Author

G.J. Shutts

2004, Technical memorandum, ECMWF Technical Memoranda

File

12214-stochastic-kinetic-energy-backscatter-algorithm-use-ensemble-prediction-systems.pdf

Experimental use of TRMM Precipitation Radar observations in 1D+4D-Var assimilation

Author

Angela Benedetti

Philippe Lopez

Peter Bauer

E. Moreau

2004, Technical memorandum, ECMWF Technical Memoranda

File

8072-experimental-use-trmm-precipitation-radar-observations-1d4d-var-assimilation.pdf

The structure and realism of sensitivity perturbations and their interpretation as 'Key Analysis Errors'.

Author

L. Isaksen

Mike Fisher

Erik Andersson

2004, Technical memorandum, ECMWF Technical Memoranda

File

10126-structure-and-realism-sensitivity-perturbations-and-their-interpretation-key-analysis-errors.pdf

Optimized surface radiation fields derived from METEOSAT imagery and a regional atmospheric model.

Author

D. Meetschen

B. Hurk

F. Ament

M. Drusch

2004, Technical memorandum, ECMWF Technical Memoranda

File

11095-optimized-surface-radiation-fields-derived-meteosat-imagery-and-regional-atmospheric-model.pdf

Performance and application of ECMWF EPS forecasts in the prediction of heavy rain and high winds in Hong Kong.

Author

L.H.Y. Yeung

E.S.T. Lai

Q.C.C. Lam

P.K.Y. Chan

P. Cheung

2004, Technical memorandum, ECMWF Technical Memoranda

File

13180-performance-and-application-ecmwf-eps-forecasts-prediction-heavy-rain-and-high-winds-hong-kong.pdf

Incorporating state-dependent temperature-salinity constraints in the background error covariance of variational ocean data assimilation.

Author

S. Ricci

A.T. Weaver

J. Vialard

P. Rogel

2004, Technical memorandum, ECMWF Technical Memoranda

File

11895-incorporating-state-dependent-temperature-salinity-constraints-background-error-covariance.pdf

ECMWF's global snow analysis: Assessment and revision based on satellite observations.

Author

M. Drusch

Drasko Vasiljevic

P. Viterbo

2004, Technical memorandum, ECMWF Technical Memoranda

File

9139-ecmwfs-global-snow-analysis-assessment-and-revision-based-satellite-observations.pdf

Soil moisture retrieval during the Southern Great Plains Hydrology Experiment 1999: A comparison between experimental remote sensing data and operational products.

Author

M. Drusch

E.F. Wood

H. Gao

A. Thiele

2004, Technical memorandum, ECMWF Technical Memoranda

File

9141-soil-moisture-retrieval-during-southern-great-plains-hydrology-experiment-1999-comparison.pdf

Performance of the ECMWF and the BoM ensemble systems in the Southern Hemisphere

Author

W. Bourke

Roberto Buizza

M. Naughton

2004, Technical memorandum, ECMWF Technical Memoranda

File

8333-performance-ecmwf-and-bom-ensemble-systems-southern-hemisphere.pdf

Ensemble shiprouting.

Author

Ø. Saetra

2004, Technical memorandum, ECMWF Technical Memoranda

File

12056-ensemble-shiprouting.pdf

RTMIPAS: A fast radiative transfer model for the assimilation of infrared limb radiances from MIPAS.

Author

Niels Bormann

Marco Matricardi

Sean Healy

2004, Technical memorandum, ECMWF Technical Memoranda

File

8309-rtmipas-fast-radiative-transfer-model-assimilation-infrared-limb-radiances-mipas.pdf

Balanced tropical data assimilation based on a study of equatorial waves in ECMWF short-range forecast errors.

Author

Erik Zagar

Mike Fisher

2004, Technical memorandum, ECMWF Technical Memoranda

File

11364-balanced-tropical-data-assimilation-based-study-equatorial-waves-ecmwf-short-range-forecast.pdf

Search ECMWF publications

Sort by

Use and Verification of ECMWF products

Can global rainfall forecasts identify areas at flash flood risk? Proof of concept for Ecuador

Methods for assessing the impact of current and future components of the global observing system

SURFEM-ocean microwave surface emissivity evaluated

On the equivalence between Kalman smoothing and weak-constraint four-dimensional variational data assimilation.

Report on the twelfth Security Representatives' Meeting, 22-23 April 2004. (Restricted distribution)

Early-delivery suite.

The African easterly jet in the ECMWF Integrated forecast system: 4DVar analysis.

Moist physical processes in the IFS: Progress and Plans

Verification of TMI-adjusted rainfall analysis of tropical cyclones at ECMWF using TRMM Precipitation Radar observations.

Report on the sixteenth meeting of Computing Representatives, 21-22 April 2004.

Influence matrix diagnostic of a data assimilation system.

A stochastic kinetic energy backscatter algorithm for use in ensemble prediction systems.

Experimental use of TRMM Precipitation Radar observations in 1D+4D-Var assimilation

The structure and realism of sensitivity perturbations and their interpretation as 'Key Analysis Errors'.

Optimized surface radiation fields derived from METEOSAT imagery and a regional atmospheric model.

Performance and application of ECMWF EPS forecasts in the prediction of heavy rain and high winds in Hong Kong.

Incorporating state-dependent temperature-salinity constraints in the background error covariance of variational ocean data assimilation.

ECMWF's global snow analysis: Assessment and revision based on satellite observations.

Soil moisture retrieval during the Southern Great Plains Hydrology Experiment 1999: A comparison between experimental remote sensing data and operational products.

Performance of the ECMWF and the BoM ensemble systems in the Southern Hemisphere

Ensemble shiprouting.

RTMIPAS: A fast radiative transfer model for the assimilation of infrared limb radiances from MIPAS.

Balanced tropical data assimilation based on a study of equatorial waves in ECMWF short-range forecast errors.

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