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Table of Contents
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2018

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title10-10-2018 TIGGE related workshop at ECMWF
There will be a major event related to TIGGE archive  at ECMWF,  2-5 April 2019: Workshop on Predictability, dynamics and applications research using the TIGGE and S2S ensembles. It is open now for registration and abstract submission.

Click here for more details.


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title18-9-2018 CMC forecast system change

The CMC global ensemble prediction system (origin cwao in the TIGGE archive) was upgraded to version 5.0.0 on 18 September 2018.

The main changes in this upgrade are:

  • The 800x400 global Gaussian grid at 50 km resolution is updated to a Yin-Yang grid at 39 km resolution
  •   The model top is raised from 2 hPa to 0.1 hPa.
  •  In the ensemble Kalman filter assimilation component, the digital filter initialization is replaced by an incremental analysis update (IAU) procedure. 

Click here for more details.

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