ECMWF STAGE

Technical Memoranda

449
G.J. Shutts
A stochastic kinetic energy backscatter algorithm for use in ensemble prediction systems.
08/2004
12214-stochastic-kinetic-energy-backscatter-algorithm-use-ensemble-prediction-systems.pdf
448
Angela Benedetti; Philippe Lopez; Peter Bauer; E. Moreau
Experimental use of TRMM Precipitation Radar observations in 1D+4D-Var assimilation
08/2004
8072-experimental-use-trmm-precipitation-radar-observations-1d4d-var-assimilation.pdf
447
Mike Fisher
On the equivalence between Kalman smoothing and weak-constraint four-dimensional variational data assimilation.
12/2004
9415-equivalence-between-kalman-smoothing-and-weak-constraint-four-dimensional-variational-data.pdf
446
L.H.Y. Yeung; E.S.T. Lai; Q.C.C. Lam; P.K.Y. Chan; P. Cheung
Performance and application of ECMWF EPS forecasts in the prediction of heavy rain and high winds in Hong Kong.
07/2004
13180-performance-and-application-ecmwf-eps-forecasts-prediction-heavy-rain-and-high-winds-hong-kong.pdf
445
L. Isaksen; Mike Fisher; Erik Andersson
The structure and realism of sensitivity perturbations and their interpretation as 'Key Analysis Errors'.
08/2004
10126-structure-and-realism-sensitivity-perturbations-and-their-interpretation-key-analysis-errors.pdf
444
M. Drusch; E.F. Wood; H. Gao; A. Thiele
Soil moisture retrieval during the Southern Great Plains Hydrology Experiment 1999: A comparison between experimental remote sensing data and operational products.
06/2004
9141-soil-moisture-retrieval-during-southern-great-plains-hydrology-experiment-1999-comparison.pdf
443
M. Drusch; Drasko Vasiljevic; P. Viterbo
ECMWF's global snow analysis: Assessment and revision based on satellite observations.
06/2004
9139-ecmwfs-global-snow-analysis-assessment-and-revision-based-satellite-observations.pdf
442
D. Meetschen; B. Hurk; F. Ament; M. Drusch
Optimized surface radiation fields derived from METEOSAT imagery and a regional atmospheric model.
07/2004
11095-optimized-surface-radiation-fields-derived-meteosat-imagery-and-regional-atmospheric-model.pdf
441
S. Ricci; A.T. Weaver; J. Vialard; P. Rogel
Incorporating state-dependent temperature-salinity constraints in the background error covariance of variational ocean data assimilation.
06/2004
11895-incorporating-state-dependent-temperature-salinity-constraints-background-error-covariance.pdf
440
W. Bourke; Roberto Buizza; M. Naughton
Performance of the ECMWF and the BoM ensemble systems in the Southern Hemisphere
05/2004
8333-performance-ecmwf-and-bom-ensemble-systems-southern-hemisphere.pdf
439
P. Prior
Report on the twelfth Security Representatives' Meeting, 22-23 April 2004. (Restricted distribution)
12/2004
438
P. Prior
Report on the sixteenth meeting of Computing Representatives, 21-22 April 2004.
10/2004
11735-report-sixteenth-meeting-computing-representatives-21-22-april-2004.pdf
437
Erik Zagar; Mike Fisher
Balanced tropical data assimilation based on a study of equatorial waves in ECMWF short-range forecast errors.
04/2004
11364-balanced-tropical-data-assimilation-based-study-equatorial-waves-ecmwf-short-range-forecast.pdf
436
Niels Bormann; Marco Matricardi; Sean Healy
RTMIPAS: A fast radiative transfer model for the assimilation of infrared limb radiances from MIPAS.
04/2004
8309-rtmipas-fast-radiative-transfer-model-assimilation-infrared-limb-radiances-mipas.pdf
435
Ø. Saetra
Ensemble shiprouting.
04/2004
12056-ensemble-shiprouting.pdf
434
T.N. Palmer; A. Alessandri; U. Andersen; P. Cantelaube; M. Davey; P. Délécluse; M. Deque; E. Diez; F. Doblas-Reyes; H. Feddersen; R. Graham; S. Gualdi; J.-F. Guérémy; Renate Hagedorn; M. Hoshen; N. Keenlyside; M. Latif; A. Lazar; E. Maisonnave; V. Marletto; A.P. Morse; B. Orfila; P. Rogel; J.-M. Terres; M.C. Thomson
Development of a European Multi-Model Ensemble System for Seasonal to Inter-Annual Prediction (DEMETER).
02/2004
11568-development-european-multi-model-ensemble-system-seasonal-inter-annual-prediction-demeter.pdf
433
A.R. Brown
Resolution dependence of orographic torques
02/2004
8400-resolution-dependence-orographic-torques.pdf
431
D. Tan; Erik Andersson
Simulation of the yield and accuracy of wind profile measurements from the Atmospheric Dynamics Mission (ADM-Aeolus).
01/2004
12558-simulation-yield-and-accuracy-wind-profile-measurements-atmospheric-dynamics-mission-adm.pdf
432
F. Lalaurette; Laura Ferranti; A Ghelli; G. van der Grijn
Verification statistics and evaluations of ECMWF forecasts in 2002-2003
12/2003
10635-verification-statistics-and-evaluations-ecmwf-forecasts-2002-2003.pdf
430
P. Nurmi
Recommendations on the verification of local weather forecasts.
12/2003
11401-recommendations-verification-local-weather-forecasts.pdf
429
J.-F. Mahfouf; Peter Bauer; V. Marécal
The assimilation of SSM/I and TMI rainfall rates in the ECMWF 4D-Var system
11/2003
10929-assimilation-ssmi-and-tmi-rainfall-rates-ecmwf-4d-var-system.pdf
428
A. Dethof
Assimilation of ozone retrievals from the MIPAS instrument on board ENVISAT
12/2003
9021-assimilation-ozone-retrievals-mipas-instrument-board-envisat.pdf
427
Anton Beljaars; N. Wood
A new parametrization of turbulent orographic form drag.
11/2003
7594-new-parametrization-turbulent-orographic-form-drag.pdf
426
C. Coelho; S. Pezzulli; Magdalena Alonso-Balmaseda; F. Doblas-Reyes; D.B. Stephenson
Skill of coupled model seasonal forecasts: A Bayesian assessment of ECMWF ENSO forecasts.
12/2003
8750-skill-coupled-model-seasonal-forecasts-bayesian-assessment-ecmwf-enso-forecasts.pdf