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Analysis and assimilation

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Assimilation of radar data in AROME (presentation, March 2008) (Analysis and assimilation)

Monday 31 March 2008 by Patricia

Presentation of Eric Wattrelot during the 2nd AROME training course, Lisbon, 4-7 March 2008 : "Assimilation of radar data in the AROME model AROME model at at Météo Météo-France France" by Eric Wattrelot, Olivier Caumont, Thibaut Montmerle, Claudia Faccani, Marian Jurasek and Günther Haase. (...)

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The AROME RUC (presentation, March 2008) (Analysis and assimilation)

Monday 31 March 2008 by Patricia

Sommaire Outlines Conclusion Outlook Presentation of Pierre Brousseau during the 2nd AROME training course, Lisbon, 4-7 March 2008 : "A mesoscale data assimilation system for operations : the AROME RUC", PierreBrousseau, Y. Seity, L. Auger, L.Berre, T.Montmerle, (...)

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Canari : presentation (in French, Oct 2005) (CANARI)

Friday 10 February 2006 by Françoise Taillefer

CANARI general presentation : General Description of CANARI Operational use at Météo-France Future plans This presentation (in French) gives a general overview of CANARI possibilities.

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Canari : code description - algorithms and data flow (presentation, 2002) (CANARI)

December 2002

CANARI est the acronym of : Code d’Analyse Nécessaire à Arpege pour ses Rejets et son Initialisation Code for the Analysis Necessary for Arpege for its Rejects and its Initiamization CANARI is a software which performs an optimum interpolation analysis for any variable of the meteorological (...)

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Use of satellite data (presentation, 2001) (Analysis and assimilation)

June 2002

Presentation of Elisabeth Gérard during the ALATNET training course on Data Assimilation in Gourdon, 11-22 June 2001. Contents : 1. Influence of satellite data in NWP TEMP, SATOB, SSM/I, ATOVS ARPEGE grid Illustration of the OSEs Short range in Northern Hemisphere Medium range Principle of (...)

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Adjoint technique (presentation, 2001) (Analysis and assimilation)

June 2002

Presentation of Dominique Giard during the ALATNET training course on Data Assimilation in Gourdon, 11-22 June 2001. Contents : ADJOINT TECHNIQUE : GENERAL DESCRIPTION Definitions of tangent linear (TL) and adjoint (AD) operators Case of 3D-Var and 4D-Var assimilation Practical rules for (...)

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Variational Data Assimilation (presentation, 2001) (Variational)

June 2001

Presentation of Claude Fischer, Andras Horanyi and Wafaa Sadiki during the ALATNET training course on Data Assimilation in Gourdon, 11-22 June 2001. Contents : General aspects : motivations history general formulation of the cost function error covariance matrices minimization algorithms (...)

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Observations : use, screening, cost function, control and monitoring (presentation, 2001) (Observations)

June 2001

Presentation of Patrick Moll and Elisabeth Gérard during the ALATNET training course on Data Assimilation in Gourdon, 11-22 June 2001. Observation : General presentation General problematic of data assimilation Problems with the available data Real time available data Production suite The (...)

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Optimal estimation in meteorology (presentation, 2001) (Analysis and assimilation)

June 2001

OPTIMAL ESTIMATION IN METEOROLOGY was presented by Gérald Desroziers during the ALATNET seminar on Data Assimilation, June 11-22, 2001. Introduction estimation theory observations are not perfect, the estimate will also be approximate, the estimate must be an optimal combination of (...)

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CANARI-DIAGPACK (presentation, 2001) (Analysis and assimilation)

June 2001

Presentation of Andras Horanyi and Jure Jerman during the ALATNET training course on Data Assimilation in Gourdon, 11-22 June 2001. Contents : Diagpack, idea behind Brief history of Canari + Diagpack Objective analysis/data assimilation Applications of CANARI NOWCASTING OI: basic theory (...)

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