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  1. Pages
  2. Forecast User Portal
  3. Changes to the forecasting system
  4. IFS cycle upgrades pre 2015
  5. IFS changes 1985
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Implementation of IFS Cycle 25

  • Created by Helen Setchell on Dec 11, 2022

Description of the upgrade

The solar heating rates were modified and the subterranean extrapolation was changed. An error in the vertical diffusion was corrected.

Implemented: 09 December 1985  

Contents of this page

Related links
  • All forecast scorecards
  • Forecast User Guide
  • All IFS Documentation
All IFS cycles
  • Terminology for IFS testing
  • Implementation of IFS Cycle 48r1
  • Implementation of IFS Cycle 47r3
  • Implementation of IFS Cycle 47r2
  • Implementation of IFS Cycle 47r1
  • Implementation of IFS cycle 46r1
  • Implementation of IFS cycle 45r1
  • Implementation of Seasonal Forecast SEAS5
  • Implementation of IFS cycle 43r3
  • Implementation of IFS Cycle 43r1
  • Implementation of IFS cycle 41r2
  • Introducing the octahedral reduced Gaussian grid
  • Horizontal resolution increase
  • Boundary-Condition Programme ENS at 06 and 18 UTC
  • Implementation of IFS Cycle 41r1
  • IFS cycle upgrades pre 2015


   
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