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How do ecPoint precipitation forecasts compare with postprocessed multi-model ensemble predictions over Switzerland?

Author

Stephan Hemri

Tim Hewson

Estibaliz Gascon

Jan Rajczak

Jonas Bhend

Christoph Spririg

Lionel Moret

Mark Liniger

2022, Technical memorandum, ECMWF Technical Memoranda

File

81319-how-do-ecpoint-precipitation-forecasts-compare-postprocessed-multi-model-ensemble-predictions.pdf

Impact of GRIB compression on weather forecast data and data-handling applications

Author

Eugen Betke

Tiago Quintino

Simon Smart

Tomas Wilhelmsson

2022, Technical memorandum, ECMWF Technical Memoranda

File

81320-impact-grib-compression-weather-forecast-data-and-data-handling-applications.pdf

Evaluation of ECMWF forecasts, including the 2021 upgrade

Author

Thomas Haiden

Fernando Prates

2022, Technical memorandum, ECMWF Technical Memoranda

File

20469-evaluation-ecmwf-forecasts-including-2021-upgrade.pdf

Validation of IFS+RTTOV/MFASIS0.64-μm reflectances against observations from GOES-16, GOES-17, MSG-4 and Himawari-8

Author

Philippe Lopez

Marco Matricardi

2022, Technical memorandum, ECMWF Technical Memoranda

File

20472-validation-ifsrttovmfasis064-mm-reflectances-against-observations-goes-16-goes-17-msg-4-and.pdf

Preparing for the exploitation of MTG-S IRS in NWP using FY4-A GIIRS observations

Author

Chris Burrows

Pierre Dussarrat

2022, Technical memorandum, ECMWF Technical Memoranda

File

20396-preparing-exploitation-mtg-s-irs-nwp-using-fy4-giirs-obs.pdf

Outcomes from UGROW-IO: Forecast errors in the Eastern Indian Ocean across lead times

Author

Michael Mayer

Magdalena Alonso-Balmaseda

Stephanie Johnson

Linus Magnusson

Christopher Roberts

Hao Zuo

2022, Technical memorandum, ECMWF Technical Memoranda

File

20401-outcomes-ugrow-io-forecast-errors-eastern-indian-ocean-across-lead-times.pdf

Calculating the Cosine of the Solar Zenith Angle for Thermal Comfort Indices

Author

Chloe Brimicombe

Simon Smart

Hannah Cloke

2022, Technical memorandum, ECMWF Technical Memoranda

File

20336-calculating-cosine-solar-zenith-angle-thermal-comfort-indices.pdf

Improved surface treatment for all-sky microwave observations

Author

2022, Technical memorandum, ECMWF Technical Memoranda

File

20337-improved-surface-treatment-all-sky-microwave-observations.pdf

Statistical modelling of 2m temperature and 10m wind speed forecast errors

Author

Fenwick Cooper

2022, Technical memorandum, ECMWF Technical Memoranda

File

20342-statistical-modelling-2m-temperature-and-10m-wind-speed-forecast-errors.pdf

Validation of IFS+RTTOV/MFASIS solar reflectances against GOES-16 ABI obs

Author

Philippe Lopez

Marco Matricardi

Mark Fielding

2022, Technical memorandum, ECMWF Technical Memoranda

File

20332-validation-ifsrttovmfasis-solar-reflectances-against-goes-16-abi-obs.pdf

Evaluation and optimizaton of orographic drag in the IFS

Author

Takafumi Kanehama

Irina Sandu

Anton Beljaars

Annelize van Niekerk

Nils Wedi

Souhail Boussetta

Simon Lang

Stephanie Johnson

Linus Magnusson

2022, Technical memorandum, ECMWF Technical Memoranda

File

20333-evaluation-and-optimizaton-orographic-drag-ifs.pdf

Summary of the UGROW subproject on tropospheric temperature bias during JJA over the Northern Hemisphere

Author

Linus Magnusson

Magdalena Alonso-Balmaseda

Mohamed Dahoui

Richard Forbes

Thomas Haiden

David Lavers

Irina Sandu

Steffen Tietsche

2022, Technical memorandum, ECMWF Technical Memoranda

File

20356-summary-ugrow-subproject-tropospheric-temperature-bias-during-jja-over-northern-hemisphere.pdf

Notes on shallow water extension of Miles Theory

Author

Peter Janssen

2022, Technical memorandum, ECMWF Technical Memoranda

File

20286-notes-shallow-water-extension-miles-theory.pdf

Investigating biases in the representation of the Pacific sub-tropical jet stream and associated teleconnections (a UGROW sub-project)

Author

Frédéric Vitart

Rebecca Emerton

Mark Rodwell

Magdalena Alonso-Balmaseda

Thomas Haiden

Stephanie Johnson

L. Magnusson

Christopher Roberts

Irina Sandu

2022, Technical memorandum, ECMWF Technical Memoranda

File

20281-investigating-biases-representation-pacific-sub-tropical-jet-stream-and-associated.pdf

Comparison of Total Energy and Hessian Singular Vectors: Implications for Observation Targeting NOT PUBLISHED

Author

A.R. Lawrence

Martin Leutbecher

T.N. Palmer

2007, Technical memorandum, ECMWF Technical Memoranda

Report on the fifteenth Security Representatives' Meeting, 21-22 May 2007. (Restricted distribution)

Author

P. Prior

2007, Technical memorandum, ECMWF Technical Memoranda

Report on the nineteenth meeting of Computing Representatives 22-24 May 2007

Author

P. Prior

2007, Technical memorandum, ECMWF Technical Memoranda

File

11742-report-nineteenth-meeting-computing-representatives-22-24-may-2007.pdf

Evaluating cloud fraction and ice water content in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Author

D. Bouniol

A. Protat

J. Delanoë

J. Pelon

D.P. Donovan

J.-M. Piriou

F. Bouyssel

A.M. Tompkins

D. Wilson

Y. Morille

M. Haeffelin

E.J. O'Connor

Robin Hogan

A.J. Illingworth

2007, Technical memorandum, ECMWF Technical Memoranda

File

8330-evaluating-cloud-fraction-and-ice-water-content-ecmwf-integrated-forecast-system-and-three.pdf

Evaluating cloud occurrence in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Author

D. Bouniol

A. Protat

J. Delanoë

J. Pelon

D.P. Donovan

J.-M. Piriou

F. Bouyssel

A.M. Tompkins

D. Wilson

Y. Morille

M. Haeffelin

E.J. O'Connor

Robin Hogan

A.J. Illingworth

2007, Technical memorandum, ECMWF Technical Memoranda

File

8331-evaluating-cloud-occurrence-ecmwf-integrated-forecast-system-and-three-other-operational.pdf

Analysis of Leaf Area Index in the ECMWF land surface scheme and impact on latent heat and carbon fluxes: Applications to West Africa

Author

L. Jarlan

Gianpaolo Balsamo

S. Lafont

Anton Beljaars

J-C. Calvet

E. Mougin

2007, Technical memorandum, ECMWF Technical Memoranda

File

10247-analysis-leaf-area-index-ecmwf-land-surface-scheme-and-impact-latent-heat-and-carbon-fluxes.pdf

Evaluation of revised parameterizations of sub-grid orographic drag.

Author

A. Orr

2007, Technical memorandum, ECMWF Technical Memoranda

File

11452-evaluation-revised-parameterizations-sub-grid-orographic-drag.pdf

Convection in Lorenz's global energy cycle with the ECMWF model.

Author

M. Steinheimer

M. Hantel

Peter Bechtold

2007, Technical memorandum, ECMWF Technical Memoranda

File

12394-convection-lorenzs-global-energy-cycle-ecmwf-model.pdf

Recent advances in radiation transfer parametrizations

Author

J.-J. Morcrette

Peter Bechtold

Anton Beljaars

Angela Benedetti

Axel Bonet

F. Doblas-Reyes

J. Hague

M. Hamrud

J. Haseler

J. Kaiser

Martin Leutbecher

G. Mozdzynski

Miha Razinger

Deborah Salmond

S. Serrar

Martin Suttie

A.M. Tompkins

A. Untch

Antje Weisheimer

2007, Technical memorandum, ECMWF Technical Memoranda

File

11264-recent-advances-radiation-transfer-parametrizations.pdf

The Ensemble Prediction System - Recent and Ongoing Developments

Author

T.N. Palmer

Roberto Buizza

Martin Leutbecher

Renate Hagedorn

T. Jung

Mark Rodwell

Frédéric Vitart

J. Berner

E. Hágel

A.R. Lawrence

Florian Pappenberger

Y-Y. Park

L von Bremen

I Gilmour

2007, Technical memorandum, ECMWF Technical Memoranda

File

12527-ensemble-prediction-system-recent-and-ongoing-developments.pdf

Search ECMWF publications

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How do ecPoint precipitation forecasts compare with postprocessed multi-model ensemble predictions over Switzerland?

Impact of GRIB compression on weather forecast data and data-handling applications

Evaluation of ECMWF forecasts, including the 2021 upgrade

Validation of IFS+RTTOV/MFASIS0.64-μm reflectances against observations from GOES-16, GOES-17, MSG-4 and Himawari-8

Preparing for the exploitation of MTG-S IRS in NWP using FY4-A GIIRS observations

Outcomes from UGROW-IO: Forecast errors in the Eastern Indian Ocean across lead times

Calculating the Cosine of the Solar Zenith Angle for Thermal Comfort Indices

Improved surface treatment for all-sky microwave observations

Statistical modelling of 2m temperature and 10m wind speed forecast errors

Validation of IFS+RTTOV/MFASIS solar reflectances against GOES-16 ABI obs

Evaluation and optimizaton of orographic drag in the IFS

Summary of the UGROW subproject on tropospheric temperature bias during JJA over the Northern Hemisphere

Notes on shallow water extension of Miles Theory

Investigating biases in the representation of the Pacific sub-tropical jet stream and associated teleconnections (a UGROW sub-project)

Comparison of Total Energy and Hessian Singular Vectors: Implications for Observation Targeting NOT PUBLISHED

Report on the fifteenth Security Representatives' Meeting, 21-22 May 2007. (Restricted distribution)

Report on the nineteenth meeting of Computing Representatives 22-24 May 2007

Evaluating cloud fraction and ice water content in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Evaluating cloud occurrence in the ECMWF integrated forecast system and three other operational forecasts models using long-term ground-based radar and lidar measurements.

Analysis of Leaf Area Index in the ECMWF land surface scheme and impact on latent heat and carbon fluxes: Applications to West Africa

Evaluation of revised parameterizations of sub-grid orographic drag.

Convection in Lorenz's global energy cycle with the ECMWF model.

Recent advances in radiation transfer parametrizations

The Ensemble Prediction System - Recent and Ongoing Developments

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