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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

Radiation in numerical weather prediction

Author

Robin Hogan

Maike Ahlgrimm

Gianpaolo Balsamo

Anton Beljaars

P. 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

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

17831-generic-ensemble-generation-scheme-data-assimilation-and-ocean-analysis.pdf

Ensemble shiprouting.

Author

Ø. Saetra

2004, Technical memorandum, ECMWF Technical Memoranda

File

12056-ensemble-shiprouting.pdf

Assessment of the ECMWF ensemble prediction system for waves and marine winds

Author

Ø. Saetra

Jean-Raymond Bidlot

2002, Technical memorandum, ECMWF Technical Memoranda

File

12060-assessment-ecmwf-ensemble-prediction-system-waves-and-marine-winds.pdf

Effects of observations errors on the statistics for ensemble spread and reliability

Author

Ø. Saetra

Jean-Raymond Bidlot

Hans Hersbach

David Richardson

2002, Technical memorandum, ECMWF Technical Memoranda

File

12061-effects-observations-errors-statistics-ensemble-spread-and-reliability.pdf

Some properties of the Asselin time filter in the presence of friction

Author

G. Sakellarides

1984, Technical memorandum, ECMWF Technical Memoranda

File

12064-some-properties-asselin-time-filter-presence-friction.pdf

Why is it so difficult to represent stably stratified conditions in NWP models?

Author

Irina Sandu

Anton Beljaars

Peter Bechtold

T. Mauritsen

Gianpaolo Balsamo

2012, Technical memorandum, ECMWF Technical Memoranda

File

12086-why-it-so-difficult-represent-stably-stratified-conditions-nwp-models.pdf

A fast radiative transfer model for assimilation of satellite radiance observations RTTOV-5

Author

R. Saunders

Marco Matricardi

Pascal Brunel

1999, Technical memorandum, ECMWF Technical Memoranda

File

12107-fast-radiative-transfer-model-assimilation-satellite-radiance-observations-rttov-5.pdf

N48-15 level assimilation

Author

R. Seaman

1979, Technical memorandum, ECMWF Technical Memoranda

File

12156-n48-15-level-assimilation.pdf

Towards the use of altimetry for operational seasonal forecasting

Author

J. Segschneider

D.L.T. Anderson

Tim Stockdale

2000, Technical memorandum, ECMWF Technical Memoranda

File

12162-towards-use-altimetry-operational-seasonal-forecasting.pdf

Initialization of seasonal forecasts assimilating sea level and temperature observations

Author

J. Segschneider

D.L.T. Anderson

J. Vialard

Magdalena Alonso-Balmaseda

Tim Stockdale

A. Troccoli

K. Haines

2000, Technical memorandum, ECMWF Technical Memoranda

File

12163-initialization-seasonal-forecasts-assimilating-sea-level-and-temperature-observations.pdf

Anomalous temperature and salinity variations in the tropical Atlantic: Possible causes and implications for the use of altimeter data

Author

J. Segschneider

Magdalena Alonso-Balmaseda

D.L.T. Anderson

2000, Technical memorandum, ECMWF Technical Memoranda

File

12165-anomalous-temperature-and-salinity-variations-tropical-atlantic-possible-causes-and.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

Soil moisture analysis combining screen-level parameters and microwave brightness temperature: A test with field data

Author

G. Seuffert

H. Wilker

P. Viterbo

J.-F. Mahfouf

M. Drusch

J-C. Calvet

2003, Technical memorandum, ECMWF Technical Memoranda

File

12185-soil-moisture-analysis-combining-screen-level-parameters-and-microwave-brightness-temperature.pdf

On the usage of screen-level parameters and microwave brightness temperature for soil moisture analysis.

Author

G. Seuffert

H. Wilker

P. Viterbo

M. Drusch

J.-F. Mahfouf

2003, Technical memorandum, ECMWF Technical Memoranda

File

12187-usage-screen-level-parameters-and-microwave-brightness-temperature-soil-moisture-analysis.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

Tropical Cyclone Sensitivity to Ocean Coupling

Author

K.S. Mogensen

L. Magnusson

Jean-Raymond Bidlot

2017, Technical memorandum, ECMWF Technical Memoranda

File

16980-tropical-cyclone-sensitivity-ocean-coupling.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

Evaluation of ECMWF forecasts, including 2016-2017 upgrades

Author

Thomas Haiden

F. Prates

2017, Technical memorandum, ECMWF Technical Memoranda

File

17913-evaluation-ecmwf-forecasts-includuing-2016-2017-upgrades.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

Use and verification of ECMWF products in Member and Co-operating States (2017)

Author

David Richardson

Tim Hewson

2018, Technical memorandum, ECMWF Technical Memoranda

File

17931-use-and-verification-ecmwf-products-member-and-co-operating-states-2017.pdf

Evaluation and diagnostics of the CERA-20C climate reanalysis ensemble

Author

P. Dahlgren

2018, Technical memorandum, ECMWF Technical Memoranda

File

17932-evaluation-and-diagnostics-cera-20c-climate-reanalysis-ensemble.pdf

Search ECMWF publications

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

Assimilating observations sensitive to cloud and precipitation

Radiation in numerical weather prediction

A generic ensemble generation scheme for data assimilation and ocean analysis

Ensemble shiprouting.

Assessment of the ECMWF ensemble prediction system for waves and marine winds

Effects of observations errors on the statistics for ensemble spread and reliability

Some properties of the Asselin time filter in the presence of friction

Why is it so difficult to represent stably stratified conditions in NWP models?

A fast radiative transfer model for assimilation of satellite radiance observations RTTOV-5

N48-15 level assimilation

Towards the use of altimetry for operational seasonal forecasting

Initialization of seasonal forecasts assimilating sea level and temperature observations

Anomalous temperature and salinity variations in the tropical Atlantic: Possible causes and implications for the use of altimeter data

Convection and waves on Small Earth and Deep Atmosphere

Soil moisture analysis combining screen-level parameters and microwave brightness temperature: A test with field data

On the usage of screen-level parameters and microwave brightness temperature for soil moisture analysis.

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

Tropical Cyclone Sensitivity to Ocean Coupling

A Strategy for Data Assimilation

Evaluation of ECMWF forecasts, including 2016-2017 upgrades

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

Use and verification of ECMWF products in Member and Co-operating States (2017)

Evaluation and diagnostics of the CERA-20C climate reanalysis ensemble

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