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Showing 193 - 216 of 524 results

Use of ERA5 reanalysis to initialise re‑forecasts proves beneficial

Author

Frédéric Vitart

Gianpaolo Balsamo

Jean-Raymond Bidlot

David Richardson

Magdalena Alonso-Balmaseda

2019, Newsletter Feature Article, ECMWF Newsletter

File

19288-use-era5-reanalysis-initialise-re-forecasts-proves-beneficial.pdf

Use of super-site observations to evaluate near-surface temperature forecasts

Author

Polly Schmederer

Thomas Haiden

Anton Beljaars

Martin Leutbecher

Claudia Becker

2019, Newsletter Feature Article, ECMWF Newsletter

File

19289-use-super-site-observations-evaluate-near-surface-temperature-forecasts.pdf

WEkEO DIAS moves towards operational release

Author

Baudouin Raoult

Lawrence Albinson

Guillermo Grau

Laia Romero

Michael Schick

2019, Newsletter Feature Article, ECMWF Newsletter

File

19290-wekeo-dias-moves-towards-operational-release.pdf

IFS Documentation CY46R1 - Part I : Observations

Author

ECMWF

2019, Book Chapter, IFS Documentation CY46R1, IFS Documentation

File

81138-ifs-documentation-cy46r1-part-i-observations.pdf

IFS Documentation CY46R1 - Part II: Data Assimilation

Author

ECMWF

2019, Book Chapter, IFS Documentation CY46R1, IFS Documentation

File

81139-ifs-documentation-cy46r1-part-ii-data-assimilation.pdf

IFS Documentation CY46R1 - Part III: Dynamics and Numerical Procedures

Author

ECMWF

2019, Book Chapter, IFS Documentation CY46R1, IFS Documentation

File

81140-ifs-documentation-cy46r1-part-iii-dynamics-and-numerical-procedures.pdf

IFS Documentation CY46R1 - Part IV: Physical Processes

Author

ECMWF

2019, Book Chapter, IFS Documentation CY46R1, IFS Documentation

File

81141-ifs-documentation-cy46r1-part-iv-physical-processes.pdf

IFS Documentation CY46R1 - Part V: Ensemble Prediction System

Author

ECMWF

2019, Book Chapter, IFS Documentation CY46R1, IFS Documentation

File

81142-ifs-documentation-cy46r1-part-v-ensemble-prediction-system.pdf

IFS Documentation CY46R1 - Part VI: Technical and Computational Procedures

Author

ECMWF

2019, Book Chapter, IFS Documentation CY46R1, IFS Documentation

File

81143-ifs-documentation-cy46r1-part-vi-technical-and-computational-procedures.pdf

IFS Documentation CY46R1 - Part VII: ECMWF Wave Model

Author

ECMWF

2019, Book Chapter, IFS Documentation CY46R1, IFS Documentation

File

81144-ifs-documentation-cy46r1-part-vii-ecmwf-wave-model.pdf

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

Author

Sebastien Massart

2019, Technical memorandum, ECMWF Technical Memoranda

File

19340-new-hybrid-formulation-background-error-covariance-ifs-evaluation.pdf

SMOS long term assessment based on re-analyses: strategy and work plan

Author

Patricia de Rosnay

2019, Report, ESA Contract Report

File

19529-smos-long-term-assessment-based-re-analyses-strategy-and-work-plan.pdf

SMOS Operational Emergency Services - Floods

Author

Patricia de Rosnay

Heather Lawrence

2019, Report, ESA Contract Report

File

19530-smos-operational-emergency-services-floods.pdf

ECMWF Final Report on SMOS brightness temperature activities over land: Monitoring and Data Assimilation

Author

Patricia de Rosnay

J. Munoz-Sabater

C. Albergel

Heather Lawrence

L. Isaksen

S.J. English

2019, Report, ESA Contract Report

File

19531-ecmwf-final-report-smos-brightness-temperature-activities-over-land-monitoring-and-data.pdf

First steps towards using SMOS soil moisture in the European Flood Awareness System

Author

Heather Lawrence

Patricia de Rosnay

2019, Report, ESA Contract Report

File

19535-first-steps-towards-using-smos-soil-moisture-european-flood-awareness-system.pdf

FASTEM - SMOS Evaluation

Author

Giovanna De Chiara

Lars Isaksen

Stephen English

2019, Report, ESA Contract Report

File

20112-fastem-smos-evaluation.pdf

Flow dependent Jb in grid-point 3D-Var

Author

J.C. Derber

R.J. Purser

W-S. Wu

R. Treadon

M. Pondeca

D. Parrish

D. Kleist

2003, Conference Paper, Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003

File

74191-flow-dependent-jb-grid-point-3d-var.pdf

Assimilation of ozone retrievals from the MIPAS instrument on board ENVISAT

Author

A. Dethof

2003, Technical memorandum, ECMWF Technical Memoranda

File

9021-assimilation-ozone-retrievals-mipas-instrument-board-envisat.pdf

Monitoring of retrievals from the MIPAS and SCIAMACHY instruments on board ENVISAT.

Author

A. Dethof

2003, Report, Final Report for ESA contract 14458/00/NL/SF, ESA Contract Report

File

9026-monitoring-retrievals-mipas-and-sciamachy-instruments-board-envisat.pdf

High resolution numerical stimulation of precipitating events: on the importance of initial humidity field

Author

V. Ducrocq

M. Nuret

J.-P. Lafore

D. Ricard

2003, Conference Paper, ECMWF/GEWEX Workshop on Humidity Analysis, 8-11 July 2002

File

74286-high-resolution-numerical-stimulation-precipitating-events-importance-initial-humidity-field.pdf

Overview of observing system experiments

Author

R. Dumelow

2003, Conference Paper, Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003

File

74293-overview-observing-system-experiments.pdf

Singular vector-based multivariate normal sampling in ensemble prediction

Author

M. Ehrendorfer

A. Beck

2003, Technical memorandum, ECMWF Technical Memoranda

File

9268-singular-vector-based-multivariate-normal-sampling-ensemble-prediction.pdf

The Liouville equation in atmospheric predictability.

Author

Martin Ehrendorfer

2003, Conference Paper, Seminar on Predictability of weather and climate, 9-13 September 2002

File

74388-liouville-equation-atmospheric-predictability.pdf

Stratospheric ozone: satellite observations, data assimilation and forecasts

Author

H. Eskes

2003, Conference Paper, Seminar on Recent developments in data assimilation for atmosphere and ocean, 8-12 September 2003

File

74417-stratospheric-ozone-satellite-observations-data-assimilation-and-forecasts.pdf