Search ECMWF publications

Direct 4D-Var assimilation of all-sky radiances. Part II: Assessment

Author

Alan Geer

Peter Bauer

Philippe Lopez

2010, Technical memorandum, ECMWF Technical Memoranda

File

9512-direct-4d-var-assimilation-all-sky-radiances-part-ii-assessment.pdf

Enhanced use of all-sky microwave observations sensitive to water vapour, cloud and precipitation

Author

Alan Geer

Peter Bauer

2010, Technical memorandum, ECMWF Technical Memoranda

File

9518-enhanced-use-all-sky-microwave-observations-sensitive-water-vapour-cloud-and-precipitation.pdf

Quality assessment of cloud screening, cloud analysis and cloud height assignment for atmospheric motion vectors

Author

S. Di Michele

2010, Report, WP-2300 Report for ESA contract 1-5576/07/NL/CB: Project QuARL - Quantitative Assessment of the Operational Value of Space-Borne Radar and Lidar Measurements of Cloud and Aerosol Profiles, ESA Contract Report

File

9038-quality-assessment-cloud-screening-cloud-analysis-and-cloud-height-assignment-atmospheric.pdf

Forecast quality assessment of the ENSEMBLES seasonal-to-decadal Stream 2 hindcasts

Author

F. Doblas-Reyes

Antje Weisheimer

T.N. Palmer

J. Murphy

D.M. Smith

2010, Technical memorandum, ECMWF Technical Memoranda

File

9071-forecast-quality-assessment-ensembles-seasonal-decadal-stream-2-hindcasts.pdf

Direct 4D-Var assimilation of all-sky radiances. Part I: Implementation

Author

Peter Bauer

Alan Geer

Philippe Lopez

Deborah Salmond

2010, Technical memorandum, ECMWF Technical Memoranda

File

7987-direct-4d-var-assimilation-all-sky-radiances-part-i-implementation.pdf

Improved middle atmosphere climate and forecasts in the ECMWF model through a non-orographic gravity wave drag parametrization

Author

A. Orr

Peter Bechtold

J. Scinocca

M. Ern

Marta Janiskova

2010, Technical memorandum, ECMWF Technical Memoranda

File

11450-improved-middle-atmosphere-climate-and-forecasts-ecmwf-model-through-non-orographic-gravity.pdf

Horizontal resolution impact on short- and long-range forecast error

Author

Roberto Buizza

2010, Technical memorandum, ECMWF Technical Memoranda

File

8432-horizontal-resolution-impact-short-and-long-range-forecast-error.pdf

Sensitivity of L-Band NWP forward modelling to soil roughness

Author

J.M. Sabater

Patricia de Rosnay

Gianpaolo Balsamo

2010, Technical memorandum, ECMWF Technical Memoranda

File

13284-sensitivity-l-band-nwp-forward-modelling-soil-roughness.pdf

Development of strategies for radar and lidar data assimilation

Author

Marta Janiskova

O. Stiller

2010, Report, WP-3100 Report for ESA contract 1-5576/07/NL/CB: Project QuARL - Quantitative Assessment of the Operational Value of Space-Borne Radar and Lidar Measurements of Cloud and Aerosol Profiles, ESA Contract Report

File

10162-development-strategies-radar-and-lidar-data-assimilation.pdf