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Showing 1 - 24 of 146 results

Prediction of the uncertainty of numerical weather forecasts: Problems and approaches

Author

M. Ehrendorfer

1997, Conference Paper, Workshop on Predictability, 20-22 October 1997

File

74383-prediction-uncertainty-numerical-weather-forecasts-problems-and-approaches.pdf

Joint medium range ensembles fromt the UKMO and ECMWF models

Author

R.E. Evans

M.S.J. Harrison

R. Graham

1997, Conference Paper, Workshop on Predictability, 20-22 October 1997

File

74423-joint-medium-range-ensembles-fromt-ukmo-and-ecmwf-models.pdf

A bias correction scheme for simulated TOVS brightness temperatures

Author

J. Eyre

1992, Technical memorandum, ECMWF Technical Memoranda

File

9330-bias-correction-scheme-simulated-tovs-brightness-temperatures.pdf

Assimilation of TOVS radiance information through one-dimensional variational analysis

Author

J. Eyre

G.A. Kelly

A. McNally

1992, Technical memorandum, ECMWF Technical Memoranda

File

9338-assimilation-tovs-radiance-information-through-one-dimensional-variational-analysis.pdf

Transient and asymptotic error growth in time dependent flows

Author

B. Farrell

P.J. Ioannou

1997, Conference Paper, Workshop on Predictability, 20-22 October 1997

File

74453-transient-and-asymptotic-error-growth-time-dependent-flows.pdf

Data assimilation with an extended Kalman filter

Author

P. Gauthier

P. Courtier

1992, Conference Paper, Workshop on Variational Assimilation, with special emphasis on Three-dimensional Aspects, 9-12 November 1992

File

74548-data-assimilation-extended-kalman-filter.pdf

The use of adjoint methods for adaptive observations

Author

R. Gelaro

R.H. Langland

G.D. Rohaly

T.E. Rosmond

1997, Conference Paper, Workshop on Predictability, 20-22 October 1997

File

74562-use-adjoint-methods-adaptive-observations.pdf

Why is a model topography still not described accurately enough at mesoscale? How can it be improved? What we have learned from the COMPARE experiment

Author

M. Georgelin

R. El-Khatib

Y. Lemaitre

1997, Conference Paper, Workshop on Orography, 10-12 November 1997

File

74578-why-model-topography-still-not-described-accurately-enough-mesoscale-how-can-it-be-improved.pdf

ERA Description

Author

J. Gibson

P.W. Kållberg

S. Uppala

Angeles Hernandez

A. Nomura

E. Serrano

1997, Report, ERA 15, ERA Report

File

9584-era-description.pdf

Polar Lows

Author

S. Grönås

1992, Conference Paper, Seminar on Validation of models over Europe, 7-11 September 1992

File

74654-polar-lows.pdf

Mesoscale phenomena induced by mountains over Scandinavia and Spitsbergen

Author

S. Grönås

1997, Conference Paper, Workshop on Orography, 10-12 November 1997

File

74655-mesoscale-phenomena-induced-mountains-over-scandinavia-and-spitsbergen.pdf

Critical levels and wavebreaking in 3D orographic flows

Author

V. Grubisic

1997, Conference Paper, Workshop on Orography, 10-12 November 1997

File

74659-critical-levels-and-wavebreaking-3d-orographic-flows.pdf

Use of a digital filter as a weak constraint in variational data assimilation

Author

N. Gustafsson

1992, Conference Paper, Workshop on Variational Assimilation, with special emphasis on Three-dimensional Aspects, 9-12 November 1992

File

74676-use-digital-filter-weak-constraint-variational-data-assimilation.pdf

Implementation of a third generation ocean wave model at the European Centre for Medium-Range Weather Forecasts

Author

H. Günther

P. Lionello

Peter Janssen

1992, Report

File

9707-implementation-third-generation-ocean-wave-model-european-centre-medium-range-weather-forecasts.pdf

xcharts: An X-application for displaying meteorological fields

Author

J.E.M. Hamilton

1997, Conference Paper, Sixth Workshop on Meteorological Operational Systems, 17-21 November 1997

File

74730-xcharts-x-application-displaying-meteorological-fields.pdf

The ECMWF variational analysis: General formulation and use of background information

Author

W. Heckley

P. Courtier

J. Pailleux

1992, Conference Paper, Workshop on Variational Assimilation, with special emphasis on Three-dimensional Aspects, 9-12 November 1992

File

74764-ecmwf-variational-analysis-general-formulation-and-use-background-information.pdf

Momentum budgets over idealized orography with a nonhydrostatic anelastic model

Author

P. Hereil

J. Stein

1997, Conference Paper, Workshop on Orography, 10-12 November 1997

File

74783-momentum-budgets-over-idealized-orography-nonhydrostatic-anelastic-model.pdf

An EPS for the short and early medium range

Author

Hans Hersbach

R. Mureau

J.D. Opsteegh

1997, Conference Paper, Workshop on Predictability, 20-22 October 1997

File

74794-eps-short-and-early-medium-range.pdf

Future directions in 3-D Meteorological display

Author

W.L. Hibbard

1997, Conference Paper, Sixth Workshop on Meteorological Operational Systems, 17-21 November 1997

File

74808-future-directions-3-d-meteorological-display.pdf

A preliminary study of the impact of C-band scatterometer wind data on global scale numerical weather prediction

Author

R. Hoffman

1992, Report

File

9905-preliminary-study-impact-c-band-scatterometer-wind-data-global-scale-numerical-weather.pdf

A method for implementing adjoint calculations in the discrete case

Author

R. Hoffman

J-F. Louis

T. Nehrkorn

1992, Technical memorandum, ECMWF Technical Memoranda

File

9906-method-implementing-adjoint-calculations-discrete-case.pdf

PARMACS for Viper: Report of an Implementation

Author

G.R. Hoffmann

G.R. Hoffmann

T. Kauranne

1992, Book Chapter, Parallel Supercomputing in Atmospheric Science. Proceedings of the 5th Workshop on Use of Parallel Processors in Meteorology, ECMWF, Topics in Atmospheric and Oceanic Sciences, editors M. Ghil and R. Sadourny and J. Sündermann

A new data management system at the Austrian Aviation Met Service

Author

A. Hoftstadler

1997, Conference Paper, Sixth Workshop on Meteorological Operational Systems, 17-21 November 1997

File

74833-new-data-management-system-austrian-aviation-met-service.pdf

Validation and diagnosis of atmospheric models

Author

A. Hollingsworth

1992, Conference Paper, Seminar on Validation of models over Europe, 7-11 September 1992

File

74844-validation-and-diagnosis-atmospheric-models.pdf