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1986, Conference Paper, Seminar/Workshop on Observation, Theory and Modelling of Orographic effects. Seminar: 15-19 September 1986, Workshop: 19-20 September 1986

File

76407-orography-and-development-ecmwf-model.pdf

Forecasting system performance in summer 1999. Part 2 Impact of changes to the ECMWF system

Author

Adrian Simmons

Erik Andersson

Mike Fisher

C. Jakob

G.A. Kelly

F. Lalaurette

A. McNally

A. Untch

P. Viterbo

2000, Technical memorandum, ECMWF Technical Memoranda

File

12264-forecasting-system-performance-summer-1999-part-2-impact-changes-ecmwf-system.pdf

The calculation of geopotential and the pressure gradient in the ECMWF atmospheric model: Influence on the simulation of the polar atmosphere and on temperature analyses.

Author

Adrian Simmons

J. Chen

1990, Report

File

12267-calculation-geopotential-and-pressure-gradient-ecmwf-atmospheric-model-influence-simulation.pdf

Some results from studies of increased horizontal and vertical resolution

Author

Adrian Simmons

L. Dell'Osso

J.M. Hoyer

G. Sakellarides

1987, Technical memorandum, ECMWF Technical Memoranda

File

12269-some-results-studies-increased-horizontal-and-vertical-resolution.pdf

The ERA-40 Project Plan

Author

Adrian Simmons

J. Gibson

2000, Report, ERA-40 Project Report Series, ERA Report

File

12272-era-40-project-plan.pdf

The design and performance of the new ECMWF operational model

Author

Adrian Simmons

M. Jarraud

1983, Conference Paper, Seminar on Numerical Methods for Weather Prediction, 5-9 September 1983

File

76412-design-and-performance-new-ecmwf-operational-model.pdf

The prediction of extratropical weather systems - some sensitivity studies

Author

Adrian Simmons

M.J. Miller

1987, Conference Paper, Seminar on the Nature and Prediction of Extra Tropical Weather Systems. 7-11 September 1987

File

76413-prediction-extratropical-weather-systems-some-sensitivity-studies.pdf

Error growth and predictability estimates for the ECMWF forecasting system

Author

Adrian Simmons

R. Mureau

T. Petroliagis

1994, Technical memorandum, ECMWF Technical Memoranda

File

12280-error-growth-and-predictability-estimates-ecmwf-forecasting-system.pdf

An energy and angular momentum conserving finite-difference scheme hybrid coordinates and medium range weather forecasts

Author

Adrian Simmons

R. Strüfing

1981, Report

File

12284-energy-and-angular-momentum-conserving-finite-difference-scheme-hybrid-coordinates-and-medium.pdf

Stability of two-time-level semi-implicit integration scheme for gravity-wave motion

Author

Adrian Simmons

C. Temperton

1996, Technical memorandum, ECMWF Technical Memoranda

File

12285-stability-two-time-level-semi-implicit-integration-scheme-gravity-wave-motion.pdf

Stratospheric water vapour and tropical tropopause temperatures in ECMWF analyses and multi-year simulations

Author

Adrian Simmons

A. Untch

C. Jakob

P.W. Kållberg

P. Undén

1998, Technical memorandum, ECMWF Technical Memoranda

File

12287-stratospheric-water-vapour-and-tropical-tropopause-temperatures-ecmwf-analyses-and-multi-year.pdf

Barotropic wave propagation and instability, atmospheric teleconnection patterns, and behaviour of large-scale models

Author

Adrian Simmons

J.M. Wallace

G.W. Branstator

1982, Conference Paper, Workshop on Intercomparison of Large-scale Models used for Extended Range Forecasts, 30 June - 2 July 1982

File

76418-barotropic-wave-propagation-and-instability-atmospheric-teleconnection-patterns-and-behaviour.pdf

Estimating low-frequency variability and trends in atmospheric temperature using ERA-Interim (Revised 2014)

Author

Adrian Simmons

P. Poli

D.P. Dee

P. Berrisford

Hans Hersbach

S. Kobayashi

C. Peubey

2014, Report, ERA Report Series, ERA Report

File

12293-estimating-low-frequency-variability-and-trends-atmospheric-temperature-using-era-interim.pdf

Comparison of trends and variability in CRU, ERA-40 and NCEP/NCAR analyses of monthly-mean surface air temperature.

Author

Adrian Simmons

P. Jones

da Bechtold

Anton Beljaars

P.W. Kållberg

S. Saarinen

S. Uppala

P. Viterbo

Nils Wedi

2004, Report, ERA-40 Project Report Series, ERA Report

File

12295-comparison-trends-and-variability-cru-era-40-and-ncepncar-analyses-monthly-mean-surface-air.pdf

Comparison of trends and low-frequency variability in CRU, ERA-40 and NCEP/NCAR analyses of surface air temperature

Author

Adrian Simmons

P. Jones

da Bechtold

Anton Beljaars

P.W. Kållberg

S. Saarinen

S. Uppala

P. Viterbo

Nils Wedi

2004, Conference Paper

Capturing trends and low-frequency variations in reanalyses

Author

Adrian Simmons

2006, Conference Paper, ECMWF/Geo Workshop on Atmospheric Reanalyis, 19-22 June 2006

File

76422-capturing-trends-and-low-frequency-variations-reanalyses.pdf

Implementation and testing object extensions of open source RDBMS for meteorological data

Author

J. Simoes

2006, Conference Paper, 10th Workshop on meteorological operational systems, 14 to 18 November 2005.

File

76423-implementation-and-testing-object-extensions-open-source-rdbms-meteorological-data.pdf

Global nonhydrostatic modelling using Voronoi meshes

Author

W. Skamarock

J. Klemp

M. Duda

L. Fowler

S-H. Park

2014, Conference Paper, Seminar on Recent Developments in Numerical Methods for Atmosphere and Ocean Modelling, 2-5 September 2013

File

76424-global-nonhydrostatic-modelling-using-voronoi-meshes.pdf

Numerical methods for nonhydrostatic models

Author

W.C. Skamarock

1991, Conference Paper, Seminar on Numerical Methods in Atmospheric Models, 9-13 September 1991

File

76425-numerical-methods-nonhydrostatic-models.pdf

Adaptive grid methods for numerical weather prediction

Author

W.C. Skamarock

1991, Conference Paper, Seminar on Numerical Methods in Atmospheric Models, 9-13 September 1991

File

76426-adaptive-grid-methods-numerical-weather-prediction.pdf

Global non-hydrostatic modelling using Voronoi meshes: the MPAS model

Author

W.C. Skamarock

J.B. Klemp

M. Duda

L. Fowler

S-H. Park

2011, Conference Paper, ECMWF Workshop on Non-hydrostatic Modelling, 8-10 November 2010

File

76427-global-non-hydrostatic-modelling-using-voronoi-meshes-mpas-model.pdf

Search ECMWF publications

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Tropical influences on stationary wave motion in middle and high latitudes

Some aspects of the design and performance of the global ECMWF spectral model

Development of the ERA-40 data-assimilation system

Orography and the development of the ECMWF model

Forecasting system performance in summer 1999. Part 2 Impact of changes to the ECMWF system

The calculation of geopotential and the pressure gradient in the ECMWF atmospheric model: Influence on the simulation of the polar atmosphere and on temperature analyses.

Some results from studies of increased horizontal and vertical resolution

The ERA-40 Project Plan

The design and performance of the new ECMWF operational model

The prediction of extratropical weather systems - some sensitivity studies

Error growth and predictability estimates for the ECMWF forecasting system

An energy and angular momentum conserving finite-difference scheme hybrid coordinates and medium range weather forecasts

Stability of two-time-level semi-implicit integration scheme for gravity-wave motion

Stratospheric water vapour and tropical tropopause temperatures in ECMWF analyses and multi-year simulations

Barotropic wave propagation and instability, atmospheric teleconnection patterns, and behaviour of large-scale models

Estimating low-frequency variability and trends in atmospheric temperature using ERA-Interim (Revised 2014)

Comparison of trends and variability in CRU, ERA-40 and NCEP/NCAR analyses of monthly-mean surface air temperature.

Comparison of trends and low-frequency variability in CRU, ERA-40 and NCEP/NCAR analyses of surface air temperature

Capturing trends and low-frequency variations in reanalyses

Implementation and testing object extensions of open source RDBMS for meteorological data

Global nonhydrostatic modelling using Voronoi meshes

Numerical methods for nonhydrostatic models

Adaptive grid methods for numerical weather prediction

Global non-hydrostatic modelling using Voronoi meshes: the MPAS model

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