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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 1986
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Implementation of IFS Cycle 28

  • Created by Helen Setchell on Dec 11, 2022

Description of the upgrade

The snow melt logic was corrected. The old scheme caused a drop of the surface temperature when snow has to melt on the ground at the expense of surface energy.

Implemented: 07 October 1986  

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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