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How rare is the Draupner wave event?

Author

Peter Janssen

2015, Technical memorandum, ECMWF Technical Memoranda

File

15321-how-rare-draupner-wave-event.pdf

A biogenic C02 flux adjustment scheme for the mitigation of large-scale biases in global atmospheric CO2 analyses and forecasts

Author

Anna Agusti-Panareda

Sebastien Massart

F. Chevallier

Gianpaolo Balsamo

Souhail Boussetta

Emanuel Dutra

Anton Beljaars

2015, Technical memorandum, ECMWF Technical Memoranda

File

15374-biogenic-c02-flux-adjustment-scheme-mitigation-large-scale-biases-global-atmospheric-co2.pdf

Improved seasonal prediction of the hot summer of 2003 over Europe through better representation of uncertainty in the land

Author

D.A. MacLeod

Hannah Cloke

Florian Pappenberger

Antje Weisheimer

2015, Technical memorandum, ECMWF Technical Memoranda

File

10897-improved-seasonal-prediction-hot-summer-2003-over-europe-through-better-representation.pdf

Effect of solar zenith angle specification on mean shortwave fluxes and stratospheric temperatures

Author

Robin Hogan

S. Hirahara

2015, Technical memorandum, ECMWF Technical Memoranda

File

9930-effect-solar-zenith-angle-specification-mean-shortwave-fluxes-and-stratospheric-temperatures.pdf

Assessment of AMV's from COMS in the ECMWF system

Author

S-H. Lee

Kirsti Salonen

Niels Bormann

2015, Technical memorandum, ECMWF Technical Memoranda

File

10690-assessment-amvs-coms-ecmwf-system.pdf

Enhancing the impact of IASI observations through an updated observation error covariance matrix

Author

Niels Bormann

Massimo Bonavita

Rossana Dragani

Reime Eresmaa

Marco Matricardi

A. McNally

2015, Technical memorandum, ECMWF Technical Memoranda

File

8292-enhancing-impact-iasi-observations-through-updated-observation-error-covariance-matrix.pdf

Adjoint-based forecast sensitivity applied to observation error variances tuning

Author

Cristina Lupu

Carla Cardinali

A. McNally

2015, Technical memorandum, ECMWF Technical Memoranda

File

10864-adjoint-based-forecast-sensitivity-applied-observation-error-variances-tuning.pdf

The Forecast Skill Horizon

Author

Roberto Buizza

Martin Leutbecher

2015, Technical memorandum, ECMWF Technical Memoranda

File

8450-forecast-skill-horizon.pdf

A parameterization of cloud overlap as a function of wind shear and its impact in ECMWF forecast

Author

Francesca Di Giuseppe

A.M. Tompkins

2015, Technical memorandum, ECMWF Technical Memoranda

File

9032-parameterization-cloud-overlap-function-wind-shear-and-its-impact-ecmwf-forecast.pdf

Notes on the maximum wave height distribution

Author

Peter Janssen

2015, Technical memorandum, ECMWF Technical Memoranda

File

10185-notes-maximum-wave-height-distribution.pdf

Operational implementation of RTTOV-11 in the IFS

Author

Cristina Lupu

Alan Geer

2015, Technical memorandum, ECMWF Technical Memoranda

File

10860-operational-implementation-rttov-11-ifs.pdf

Revision of the microwave coefficient files in the IFS

Author

Cristina Lupu

Alan Geer

Niels Bormann

2015, Technical memorandum, ECMWF Technical Memoranda

File

10861-revision-microwave-coefficient-files-ifs.pdf

Convection and waves on Small Earth and Deep Atmosphere

Author

N. Semane

Peter Bechtold

2015, Technical memorandum, ECMWF Technical Memoranda

File

12174-convection-and-waves-small-earth-and-deep-atmosphere.pdf

Impact of hindcast length on estimates of seasonal climate predictability

Author

W. Shi

N. Schaller

D. MacLeod

T.N. Palmer

Antje Weisheimer

2015, Technical memorandum, ECMWF Technical Memoranda

File

12198-impact-hindcast-length-estimates-seasonal-climate-predictability.pdf

The ENSO signal in atmospheric composition fields: Emission driven versus dynamically induced changes

Author

Antje Inness

Angela Benedetti

Johannes Flemming

Mark Parrington

J. Kaiser

S. Remy

2015, Technical memorandum, ECMWF Technical Memoranda

File

10108-enso-signal-atmospheric-composition-fields-emission-driven-versus-dynamically-induced-changes.pdf

Mitigating surface temperature errors using approximate radiation updates

Author

Robin Hogan

Alessio Bozzo

2015, Technical memorandum, ECMWF Technical Memoranda

File

11772-mitigating-surface-temperature-errors-using-approximate-radiation-updates.pdf

Evaluation of ECMWF forecasts, including 2013-2014 upgrades

Author

Thomas Haiden

F. Prates

2014, Technical memorandum, ECMWF Technical Memoranda

File

12525-evaluation-ecmwf-forecasts-including-2013-2014-upgrades.pdf

The evolution of the ECMWF hybrid data assimilation system

Author

Massimo Bonavita

E. Hólm

L. Isaksen

Mike Fisher

2014, Technical memorandum, ECMWF Technical Memoranda

File

8271-evolution-ecmwf-hybrid-data-assimilation-system.pdf

Data assimilation of satellite retrieved ozone, carbon monoxide and nitrogen dioxide with ECMWF's Composition-IFS

Author

Antje Inness

A.-M. Blechschmidt

I. Bouarar

other authors

2014, Technical memorandum, ECMWF Technical Memoranda

File

7595-data-assimilation-satellite-retrieved-ozone-carbon-monoxide-and-nitrogen-dioxide-ecmwfs.pdf

Analysis of surface albedo and Leaf Area Index from satellite observations and their impact on numerical weather prediction

Author

Souhail Boussetta

Gianpaolo Balsamo

Emanuel Dutra

Anton Beljaars

C. Albergel

2014, Technical memorandum, ECMWF Technical Memoranda

File

12032-analysis-surface-albedo-and-leaf-area-index-satellite-observations-and-their-impact-numerical.pdf

On the use of a Huber norm for observation quality control in the ECMWF 4D-Var

Author

C. Tavolato

L. Isaksen

2014, Technical memorandum, ECMWF Technical Memoranda

File

12572-use-huber-norm-observation-quality-control-ecmwf-4d-var.pdf

Soil temperature at ECMWF: an assessment using ground-based observations

Author

C. Albergel

J. Munoz-Sabater

Thomas Haiden

Gianpaolo Balsamo

Anton Beljaars

L. Isaksen

Patricia de Rosnay

Irina Sandu

Nils Wedi

2014, Technical memorandum, ECMWF Technical Memoranda

File

8533-soil-temperature-ecmwf-assessment-using-ground-based-observations.pdf

All-sky assimilation of microwave humidity sounders

Author

Alan Geer

Fabrizio Baordo

Niels Bormann

S.J. English

2014, Technical memorandum, ECMWF Technical Memoranda

File

9507-all-sky-assimilation-microwave-humidity-sounders.pdf

The TIGGE global, medium-range ensembles

Author

Roberto Buizza

2014, Technical memorandum, ECMWF Technical Memoranda

File

7529-tigge-global-medium-range-ensembles.pdf

Search ECMWF publications

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How rare is the Draupner wave event?

A biogenic C02 flux adjustment scheme for the mitigation of large-scale biases in global atmospheric CO2 analyses and forecasts

Improved seasonal prediction of the hot summer of 2003 over Europe through better representation of uncertainty in the land

Effect of solar zenith angle specification on mean shortwave fluxes and stratospheric temperatures

Assessment of AMV's from COMS in the ECMWF system

Enhancing the impact of IASI observations through an updated observation error covariance matrix

Adjoint-based forecast sensitivity applied to observation error variances tuning

The Forecast Skill Horizon

A parameterization of cloud overlap as a function of wind shear and its impact in ECMWF forecast

Notes on the maximum wave height distribution

Operational implementation of RTTOV-11 in the IFS

Revision of the microwave coefficient files in the IFS

Convection and waves on Small Earth and Deep Atmosphere

Impact of hindcast length on estimates of seasonal climate predictability

The ENSO signal in atmospheric composition fields: Emission driven versus dynamically induced changes

Mitigating surface temperature errors using approximate radiation updates

Evaluation of ECMWF forecasts, including 2013-2014 upgrades

The evolution of the ECMWF hybrid data assimilation system

Data assimilation of satellite retrieved ozone, carbon monoxide and nitrogen dioxide with ECMWF's Composition-IFS

Analysis of surface albedo and Leaf Area Index from satellite observations and their impact on numerical weather prediction

On the use of a Huber norm for observation quality control in the ECMWF 4D-Var

Soil temperature at ECMWF: an assessment using ground-based observations

All-sky assimilation of microwave humidity sounders

The TIGGE global, medium-range ensembles

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