Technical Memoranda

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
255
P. Viterbo; Anton Beljaars; J.-F. Mahfouf; J. Teixeira
The representation of soil moisture freezing and its impact on the stable boundary layer
08/1998
12954-representation-soil-moisture-freezing-and-its-impact-stable-boundary-layer.pdf
254
D. Gregory; J.-J. Morcrette; C. Jakob; Anton Beljaars
Introduction of revised radiation, convection, cloud and vertical diffusion schemes intoCy18r3 of the ECMWF integrated forecasting system
07/1998
9648-introduction-revised-radiation-convection-cloud-and-vertical-diffusion-schemes-intocy18r3-ecmwf.pdf
253
Adrian Simmons; A. Untch; C. Jakob; P.W. Kållberg; P. Undén
Stratospheric water vapour and tropical tropopause temperatures in ECMWF analyses and multi-year simulations
04/1998
12287-stratospheric-water-vapour-and-tropical-tropopause-temperatures-ecmwf-analyses-and-multi-year.pdf
252
J.-J. Morcrette; S.A. Clough; E.J. Mlawer; M.J. Iacono
Impact of a validated radiative transfer scheme, RRTM, on the ECMWF model climate and 10-day forecasts
03/1998
11252-impact-validated-radiative-transfer-scheme-rrtm-ecmwf-model-climate-and-10-day-forecasts.pdf
251
C. Jakob; S.A. Klein
The role of vertically varying cloud fraction in the parametrization of microphysicalproceses in the ECMWF model
03/1998
10149-role-vertically-varying-cloud-fraction-parametrization-microphysicalproceses-ecmwf-model.pdf
250
Erik Andersson; H Järvinen
Variational quality control
03/1998
7759-variational-quality-control.pdf
249
Peter Janssen
On error growth in wave models
03/1998
10191-error-growth-wave-models.pdf
248
Roberto Buizza; A. Hollingsworth
Probability precipitation prediction using the ECMWF Ensemble Prediction System
02/1998
8445-probability-precipitation-prediction-using-ecmwf-ensemble-prediction-system.pdf
246
Roberto Buizza; T.N. Palmer
Impact of ensemble size on ensemble prediction
01/1998
8461-impact-ensemble-size-ensemble-prediction.pdf
245
Roberto Buizza; T. Petroliagis; T.N. Palmer; J. Barkmeijer; M. Hamrud; A. Hollingsworth; Adrian Simmons; Nils Wedi
Impact of model resolution and ensemble size of the performance of an EnsemblePrediction System
01/1998
8465-impact-model-resolution-and-ensemble-size-performance-ensembleprediction-system.pdf