Technical Memoranda

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• 279

  Roberto Buizza; M.J. Miller; T.N. Palmer
  Stochastic representation of model uncertainties in the ECMWF Ensemble Prediction System
  04/1999
  8451-stochastic-representation-model-uncertainties-ecmwf-ensemble-prediction-system.pdf

• 278

  J.-J. Morcrette; C. Jakob
  The response of the ECMWF model to changes in cloud overlap assumption
  07/1999
  11259-response-ecmwf-model-changes-cloud-overlap-assumption.pdf

• 277

  J.-J. Morcrette
  On the effects of the temporal and spatial sampling of radiation fields on the ECMWFforecasts and analyses
  06/1999
  11235-effects-temporal-and-spatial-sampling-radiation-fields-ecmwfforecasts-and-analyses.pdf

• 276

  F. Chevallier; J.-J. Morcrette; F. Chéruy; N.A. Scott
  Use of a neural network-based longwave radiative transfer scheme in the ECMWFatmospheric model
  03/1999
  8699-use-neural-network-based-longwave-radiative-transfer-scheme-ecmwfatmospheric-model.pdf

• 275

  F. Chevallier; A. Chedin; F. Chéruy; J.-J. Morcrette
  A TIGR-like atmospheric profile database for accurate radiative flux computation
  03/1999
  8689-tigr-atmospheric-profile-database-accurate-radiative-flux-computation.pdf

• 274

  Nils Wedi
  The numerical coupling of the physical parametrizations to the dynamical equations in a forecast model
  03/1999
  13020-numerical-coupling-physical-parametrizations-dynamical-equations-forecast-model.pdf

• 273

  E. Klinker; Florence Rabier; G.A. Kelly; J.-F. Mahfouf
  The ECMWF operational implementation of four dimensional variational assimilation. Part III: Experimental results and diagnostics with operational configuration
  02/1999
  10511-ecmwf-operational-implementation-four-dimensional-variational-assimilation-part-iii.pdf

• 272

  J.-F. Mahfouf; Florence Rabier
  The ECMWF operational implementation of four dimensional variational assimilation. Part II: Experimental results with improved physics
  02/1999
  10930-ecmwf-operational-implementation-four-dimensional-variational-assimilation-part-ii.pdf

• 271

  Florence Rabier; H Järvinen; E. Klinker; J.-F. Mahfouf; Adrian Simmons
  The ECMWF operational implementation of four dimensional variational assimilation. Part I: Experimental results with simplified physics
  02/1999
  11794-ecmwf-operational-implementation-four-dimensional-variational-assimilation-part-i-experimental.pdf

• 270

  E. Gerard; R. Saunders
  4DVAR assimilation of SSM/I total column water vapour in the ECMWF model
  01/1999
  9702-4dvar-assimilation-ssmi-total-column-water-vapour-ecmwf-model.pdf

• 269

  Peter Janssen
  Wave modelling and altimeter wave height data
  01/1999
  10192-wave-modelling-and-altimeter-wave-height-data.pdf

• 268

  J. Teixeira
  The impact of increased boundary layer vertical resolution on the ECMWF forecast system
  02/1999
  12587-impact-increased-boundary-layer-vertical-resolution-ecmwf-forecast-system.pdf

• 267

  J. Teixeira
  A stable scheme for the one-dimensional diffusion equation
  01/1999
  12586-stable-scheme-one-dimensional-diffusion-equation.pdf

• 266

  H Järvinen; Erik Andersson; F. Bouttier
  Variational assimilation of time sequences of surface observations with serially correlatederrors
  11/1998
  10349-variational-assimilation-time-sequences-surface-observations-serially-correlatederrors.pdf

• 265

  T.N. Palmer; C. Brankovic; David Richardson
  A probability and decision-model analysis of PROVOST seasonal multi-model ensemble integrations
  11/1998
  11544-probability-and-decision-model-analysis-provost-seasonal-multi-model-ensemble-integrations.pdf

• 264

  J.-F. Mahfouf; E. Gerard; V. Marécal; M.J. Miller; R. Saunders
  User requirements for the assimilation of TRMM products in the ECMWF 4D-Var system
  11/1998
  10927-user-requirements-assimilation-trmm-products-ecmwf-4d-var-system.pdf

• 263

  C. Brankovic; T.N. Palmer
  Seasonal skill and predictability of ECMWF PROVOST ensembles
  11/1998
  8367-seasonal-skill-and-predictability-ecmwf-provost-ensembles.pdf

• 262

  David Richardson
  Skill and relative economic value of the ECMWF Ensemble Prediction System
  11/1998
  11903-skill-and-relative-economic-value-ecmwf-ensemble-prediction-system.pdf

• 261

  J.-F. Mahfouf
  Influence of physical processes on the tangent-linear approximation
  10/1998
  10919-influence-physical-processes-tangent-linear-approximation.pdf

• 260

  Mike Fisher
  Development of a simplified Kalman filter
  09/1998
  9401-development-simplified-kalman-filter.pdf

• 259

  M. Ehrendorfer; F. Bouttier
  An explicit low-resolution extended Kalman filter: Implementation and preliminaryexperimentation
  1998
  9269-explicit-low-resolution-extended-kalman-filter-implementation-and-preliminaryexperimentation.pdf

• 258

  H. Douville; J.-F. Mahfouf; S. Saarinen; P. Viterbo
  The ECMWF surface analysis: Diagnostics and prospects
  09/1998
  9099-ecmwf-surface-analysis-diagnostics-and-prospects.pdf

• 257

  H. Douville; P. Viterbo; J.-F. Mahfouf; Anton Beljaars
  Sequential soil moisture analysis in the presence of internal and prescribed errors using the ECMWF single column model
  1998
  9100-sequential-soil-moisture-analysis-presence-internal-and-prescribed-errors-using-ecmwf-single.pdf

• 256

  P. Viterbo; A. Betts
  The forecast impact of changes to the albedo of the boreal forests in the presence of snow
  08/1998
  12956-forecast-impact-changes-albedo-boreal-forests-presence-snow.pdf