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Atmospheric Composition priority developments for Numerical Weather Prediction

Author

Rossana Dragani

Angela Benedetti

Johannes Flemming

Melanie Ades

Anna Agusti-Panareda

J. Barré

Peter Bechtold

Alessio Bozzo

Hans Hersbach

Elias Hólm

Zak Kipling

Antje Inness

Julie Letertre-Danczak

Sebastien Massart

Marco Matricardi

Tony McNally

Mark Parrington

Irina Sandu

Cornel Soci

Frédéric Vitart

2018, Technical memorandum, ECMWF Technical Memoranda

File

18769-atmospheric-composition-priority-developments-numerical-weather-prediction.pdf

Use of in situ observations to verify the diurnal cycle of sea surface temperature in ECMWF coupled model forecasts

Author

D. Salisbury

Kristian Mogensen

G. Balsamo

2018, Technical memorandum, ECMWF Technical Memoranda

File

18745-use-situ-observations-verify-diurnal-cycle-sea-surface-temperature-ecmwf-coupled-model.pdf

A new hybrid formulation for the background error covariance in the IFS: Implementation aspects

Author

Sebastien Massart

2018, Technical memorandum, ECMWF Technical Memoranda

File

18747-new-hybrid-formulation-background-error-covariance-ifs-implementation-aspects.pdf

Nonlinear effects in 4D-Var

Author

Massimo Bonavita

Peter Lean

Elias Hólm

2018, Technical memorandum, ECMWF Technical Memoranda

File

18596-nonlinear-effects-4d-var.pdf

Computational aspects and performance evaluation of the IFS-XIOS integration

Author

X. Yepes-Arbos

M. Acosta

G. van den Oord

Glenn Carver

2018, Technical memorandum, ECMWF Technical Memoranda

File

18597-computational-aspects-and-performance-evaluation-ifs-xios-integration.pdf

Implicit and explicit cross-correlations in coupled data assimilation

Author

Patrick Laloyaux

S. Frolov

B. Ménétrier

Massimo Bonavita

2018, Technical memorandum, ECMWF Technical Memoranda

File

18552-implicit-and-explicit-cross-correlations-coupled-data-assimilation.pdf

Report on Stratosphere Task Force

Author

T.G. Shepherd

I. Polichtchouk

Robin Hogan

A.J. Simmons

2018, Technical memorandum, ECMWF Technical Memoranda

File

18259-report-stratosphere-task-force.pdf

Comparing Arctic winter sea-ice thickness from SMOS and ORAS5

Author

Steffen Tietsche

Magdalena Alonso Balmaseda

Hao Zuo

Patricia de Rosnay

2017, Technical memorandum, ECMWF Technical Memoranda

File

80068-comparing-arctic-winter-sea-ice-thickness-smos-and-oras5.pdf

A generic ensemble generation scheme for data assimilation and ocean analysis

Author

Hao Zuo

Magdalena Alonso Balmaseda

Eric de Boisseson

S. Hirahara

Marcin Chrust

Patricia de Rosnay

2017, Technical memorandum, ECMWF Technical Memoranda

File

80380-generic-ensemble-generation-scheme-data-assimilation-and-ocean-analysis.pdf

Diagnostic methods for understanding the origin of forecast errors

Author

Linus Magnusson

2017, Technical memorandum, ECMWF Technical Memoranda

File

79973-diagnostic-methods-understanding-origin-forecast-errors.pdf

What influences the middle atmosphere circulation in the IFS?

Author

I. Polichtchouk

T.G. Shepherd

S. Malardel

2017, Technical memorandum, ECMWF Technical Memoranda

File

80301-what-influences-middle-atmosphere-circulation-ifs.pdf

Forecasting tropical cyclone landfall using ECMWF's seasonal forecasts from System 4

Author

D.L. Bergman

Linus Magnusson

J. Nilsson

Frédéric Vitart

2017, Technical memorandum, ECMWF Technical Memoranda

File

80305-forecasting-tropical-cyclone-landfall-using-ecmwfs-seasonal-forecasts-system-4.pdf

Tropical Cyclone Sensitivity to Ocean Coupling

Author

K.S. Mogensen

Linus Magnusson

Jean Bidlot

2017, Technical memorandum, ECMWF Technical Memoranda

File

80419-tropical-cyclone-sensitivity-ocean-coupling.pdf

Evaluation of ECMWF forecasts, including 2016-2017 upgrades

Author

Thomas Haiden

Martin Janousek

Jean Bidlot

Laura Ferranti

F. Prates

Frédéric Vitart

Peter Bauer

David Richardson

2017, Technical memorandum, ECMWF Technical Memoranda

File

80421-evaluation-ecmwf-forecasts-including-2016-2017-upgrades.pdf

Use and verification of ECMWF products in Member and Co-operating States (2016)

Author

Tim Hewson

2017, Technical memorandum, ECMWF Technical Memoranda

File

79974-use-and-verification-ecmwf-products-member-and-co-operating-states-2016.pdf

Radiation in numerical weather prediction

Author

Robin Hogan

Maike Ahlgrimm

Gianpaolo Balsamo

Anton Beljaars

Paul Berrisford

Alessio Bozzo

Francesca Di Giuseppe

R.M. Forbes

Thomas Haiden

Simon Lang

Michael Mayer

I. Polichtchouk

Irina Sandu

Frédéric Vitart

Nils Wedi

2017, Technical memorandum, ECMWF Technical Memoranda

File

17771-radiation-numerical-weather-prediction.pdf

Evidence of a stratospheric methane bias in the IFS against MIPAS data

Author

Sebastien Massart

Anna Agusti-Panareda

Johannes Flemming

2017, Technical memorandum, ECMWF Technical Memoranda

File

17698-evidence-stratospheric-methane-bias-ifs-against-mipas-data.pdf

Assimilating observations sensitive to cloud and precipitation

Author

Maike Ahlgrimm

Stephen English

Mark Fielding

Elias Hólm

Philippe Lopez

Marco Matricardi

Irina Sandu

P. Weston

2017, Technical memorandum, ECMWF Technical Memoranda

File

17718-assimilating-observations-sensitive-cloud-and-precipitation.pdf

A Strategy for Data Assimilation

Author

Massimo Bonavita

Y. Trémolet

Elias Hólm

S. Lang

Marcin Chrust

Marta Janiskova

Philippe Lopez

Patrick Laloyaux

Patricia de Rosnay

Mike Fisher

M. Hamrud

Stephen English

2017, Technical memorandum, ECMWF Technical Memoranda

File

17179-strategy-data-assimilation.pdf

A positive definite tracer mass fixer for high resolution weather and atmospheric composition forecasts

Author

Michail Diamantakis

Anna Agusti-Panareda

2017, Technical memorandum, ECMWF Technical Memoranda

File

17914-positive-definite-tracer-mass-fixer-high-resolution-weather-and-atmospheric-composition.pdf

An OpenACC GPU adaptation of the IFS cloud microphysics scheme

Author

H. Xiao

Michail Diamantakis

S. Saarinen

2017, Technical memorandum, ECMWF Technical Memoranda

File

17320-openacc-gpu-adaptation-ifs-cloud-microphysics-scheme.pdf

Advancing land surface model development with satellite-based Earth observations

Author

R. Orth

Emanuel Dutra

I.F. Trigo

Gianpaolo Balsamo

2017, Technical memorandum, ECMWF Technical Memoranda

File

17041-advancing-land-surface-model-development-satellite-based-earth-observations.pdf

Advancing land surface model development with satellite-based Earth observations

Author

R. Orth

Emanuel Dutra

I.F. Trigo

Gianpaolo Balsamo

2017, Technical memorandum, ECMWF Technical Memoranda

File

17042-advancing-land-surface-model-development-satellite-based-earth-observations.pdf

Assimilation of Global Precipitation Mission (GPM) Microwave Imager (GMI) in all-sky conditions

Author

Peter Lean

Alan Geer

Katrin Lonitz

2017, Technical memorandum, ECMWF Technical Memoranda

File

17174-assimilation-global-precipitation-mission-gpm-microwave-imager-gmi-all-sky-conditions.pdf

Search ECMWF publications

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Atmospheric Composition priority developments for Numerical Weather Prediction

Use of in situ observations to verify the diurnal cycle of sea surface temperature in ECMWF coupled model forecasts

A new hybrid formulation for the background error covariance in the IFS: Implementation aspects

Nonlinear effects in 4D-Var

Computational aspects and performance evaluation of the IFS-XIOS integration

Implicit and explicit cross-correlations in coupled data assimilation

Report on Stratosphere Task Force

Comparing Arctic winter sea-ice thickness from SMOS and ORAS5

A generic ensemble generation scheme for data assimilation and ocean analysis

Diagnostic methods for understanding the origin of forecast errors

What influences the middle atmosphere circulation in the IFS?

Forecasting tropical cyclone landfall using ECMWF's seasonal forecasts from System 4

Tropical Cyclone Sensitivity to Ocean Coupling

Evaluation of ECMWF forecasts, including 2016-2017 upgrades

Use and verification of ECMWF products in Member and Co-operating States (2016)

Radiation in numerical weather prediction

Evidence of a stratospheric methane bias in the IFS against MIPAS data

Assimilating observations sensitive to cloud and precipitation

A Strategy for Data Assimilation

A positive definite tracer mass fixer for high resolution weather and atmospheric composition forecasts

An OpenACC GPU adaptation of the IFS cloud microphysics scheme

Advancing land surface model development with satellite-based Earth observations

Advancing land surface model development with satellite-based Earth observations

Assimilation of Global Precipitation Mission (GPM) Microwave Imager (GMI) in all-sky conditions

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