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The value of targeted observations - Part III: Influence of different weather regimes.

Author

Carla Cardinali

Roberto Buizza

G.A. Kelly

M. Shapiro

Jean-Noël Thépaut

2007, Technical memorandum, ECMWF Technical Memoranda

File

8590-value-targeted-observations-part-iii-influence-different-weather-regimes.pdf

The value of targeted observations - Part II: The value of observations taken in singular vectors-based target areas.

Author

Roberto Buizza

Carla Cardinali

G.A. Kelly

Jean-Noël Thépaut

2007, Technical memorandum, ECMWF Technical Memoranda

File

8441-value-targeted-observations-part-ii-value-observations-taken-singular-vectors-based-target.pdf

The value of targeted observations - Part I: Data denial experiments for the Atlantic and the Pacific.

Author

G.A. Kelly

Jean-Noël Thépaut

Roberto Buizza

Carla Cardinali

2007, Technical memorandum, ECMWF Technical Memoranda

File

10443-value-targeted-observations-part-i-data-denial-experiments-atlantic-and-pacific.pdf

The value of a variable resolution approach to numerical weather prediction

Author

Roberto Buizza

2009, Technical memorandum, ECMWF Technical Memoranda

File

8430-value-variable-resolution-approach-numerical-weather-prediction.pdf

The use of variable CO2 in the data assimilation of AIRS and IASI radiances

Author

Richard Engelen

Peter Bauer

2011, Technical memorandum, ECMWF Technical Memoranda

File

9293-use-variable-co2-data-assimilation-airs-and-iasi-radiances.pdf

The use of spectrally filtered products in medium range weather forecasting

Author

A Persson

1984, Technical memorandum, ECMWF Technical Memoranda

File

11631-use-spectrally-filtered-products-medium-range-weather-forecasting.pdf

The use of profiler data at ECMWF

Author

F. Bouttier

2001, Technical memorandum, ECMWF Technical Memoranda

File

8342-use-profiler-data-ecmwf.pdf

The use of IASI data to identify systematic errors in the ECMWF forecasts of temperature in the upper stratosphere

Author

G. Masiello

Marco Matricardi

C. Serio

2011, Technical memorandum, ECMWF Technical Memoranda

File

11004-use-iasi-data-identify-systematic-errors-ecmwf-forecasts-temperature-upper-stratosphere.pdf

The treatment of humidity in ECMWF's data assimilation scheme

Author

A. Lorenc

S. Tibaldi

1979, Technical memorandum, ECMWF Technical Memoranda

File

10813-treatment-humidity-ecmwfs-data-assimilation-scheme.pdf

The Torne-Kalix PILPS2E experiment as a test bed for modifications to the ECMWF land surface scheme

Author

B.J.J. van den Hurk

P. Viterbo

2002, Technical memorandum, ECMWF Technical Memoranda

File

13262-torne-kalix-pilps2e-experiment-test-bed-modifications-ecmwf-land-surface-scheme.pdf

The TIGGE global, medium-range ensembles

Author

Roberto Buizza

2014, Technical memorandum, ECMWF Technical Memoranda

File

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

The surface downward longwave radiation in the ECMWF forecast model

Author

J.-J. Morcrette

2001, Technical memorandum, ECMWF Technical Memoranda

File

11237-surface-downward-longwave-radiation-ecmwf-forecast-model.pdf

The surface and sub-surface scheme in the ECMWF forecasting model: Revision andoperational assessment

Author

C. Blondin

H. Böttger

1987, Technical memorandum, ECMWF Technical Memoranda

File

8246-surface-and-sub-surface-scheme-ecmwf-forecasting-model-revision-andoperational-assessment.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

The spin-up problem

Author

L. Illari

1987, Technical memorandum, ECMWF Technical Memoranda

File

10096-spin-problem.pdf

The skill of ECMWF precipitation and temperature predictions in the Danube basin as forcings of hydrological models.

Author

Florian Pappenberger

Roberto Buizza

2008, Technical memorandum, ECMWF Technical Memoranda

File

11586-skill-ecmwf-precipitation-and-temperature-predictions-danube-basin-forcings-hydrological.pdf

The singular-vector structure of the atmospheric general circulation

Author

Roberto Buizza

T.N. Palmer

1995, Technical memorandum, ECMWF Technical Memoranda

File

8460-singular-vector-structure-atmospheric-general-circulation.pdf

The shallow water limit of the Zakharov Equation and consequences for (freak) wave prediction.

Author

Peter Janssen

M. Onorato

2005, Technical memorandum, ECMWF Technical Memoranda

File

10230-shallow-water-limit-zakharov-equation-and-consequences-freak-wave-prediction.pdf

The sensitivity of winter evaporation to the formulation of aerodynamic resistance in theECMWF model

Author

Anton Beljaars

P. Viterbo

1995, Technical memorandum, ECMWF Technical Memoranda

File

8041-sensitivity-winter-evaporation-formulation-aerodynamic-resistance-theecmwf-model.pdf

The sensitivity of the ECMWF model to the parametrization of evaporation from the tropical oceans

Author

Anton Beljaars

M.J. Miller

1990, Technical memorandum, ECMWF Technical Memoranda

File

8040-sensitivity-ecmwf-model-parametrization-evaporation-tropical-oceans.pdf

The RTTOV-9 upgrade for clear-sky radiance assimilation in the IFS

Author

Niels Bormann

Deborah Salmond

Marco Matricardi

Alan Geer

M. Hamrud

2009, Technical memorandum, ECMWF Technical Memoranda

File

8285-rttov-9-upgrade-clear-sky-radiance-assimilation-ifs.pdf

The role of vertically varying cloud fraction in the parametrization of microphysicalproceses in the ECMWF model

Author

C. Jakob

S.A. Klein

1998, Technical memorandum, ECMWF Technical Memoranda

File

10149-role-vertically-varying-cloud-fraction-parametrization-microphysicalproceses-ecmwf-model.pdf

The role of shallow convection in ECMWF's Integrated Forecasting System

Author

Peter Bechtold

Irina Sandu

D. Klocke

N. Semane

Maike Ahlgrimm

Anton Beljaars

Richard Forbes

Mark Rodwell

2014, Technical memorandum, ECMWF Technical Memoranda

File

8016-role-shallow-convection-ecmwfs-integrated-forecasting-system.pdf

The role of satellite data in the forecasting of hurricane Sandy

Author

A. McNally

Massimo Bonavita

Jean-Noël Thépaut

2013, Technical memorandum, ECMWF Technical Memoranda

File

11086-role-satellite-data-forecasting-hurricane-sandy.pdf

Search ECMWF publications

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The value of targeted observations - Part III: Influence of different weather regimes.

The value of targeted observations - Part II: The value of observations taken in singular vectors-based target areas.

The value of targeted observations - Part I: Data denial experiments for the Atlantic and the Pacific.

The value of a variable resolution approach to numerical weather prediction

The use of variable CO2 in the data assimilation of AIRS and IASI radiances

The use of spectrally filtered products in medium range weather forecasting

The use of profiler data at ECMWF

The use of IASI data to identify systematic errors in the ECMWF forecasts of temperature in the upper stratosphere

The treatment of humidity in ECMWF's data assimilation scheme

The Torne-Kalix PILPS2E experiment as a test bed for modifications to the ECMWF land surface scheme

The TIGGE global, medium-range ensembles

The surface downward longwave radiation in the ECMWF forecast model

The surface and sub-surface scheme in the ECMWF forecasting model: Revision andoperational assessment

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

The spin-up problem

The skill of ECMWF precipitation and temperature predictions in the Danube basin as forcings of hydrological models.

The singular-vector structure of the atmospheric general circulation

The shallow water limit of the Zakharov Equation and consequences for (freak) wave prediction.

The sensitivity of winter evaporation to the formulation of aerodynamic resistance in theECMWF model

The sensitivity of the ECMWF model to the parametrization of evaporation from the tropical oceans

The RTTOV-9 upgrade for clear-sky radiance assimilation in the IFS

The role of vertically varying cloud fraction in the parametrization of microphysicalproceses in the ECMWF model

The role of shallow convection in ECMWF's Integrated Forecasting System

The role of satellite data in the forecasting of hurricane Sandy

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