Log in
Linked Applications
Loading...
Spaces
Hit enter to search
Help
Online Help
Keyboard Shortcuts
Feed Builder
What’s new
Available Gadgets
About Confluence
Log in
Forecast User
Pages
Blog
Space shortcuts
Forecast charts
Forecast evaluation
Catalogue real-time products
ECMWF Forecast User Guide
Forecast User Forum
Page tree
Browse pages
Configure
Space tools
A
t
tachments (0)
Page History
Resolved comments
Page Information
View in Hierarchy
View Source
Export to PDF
Export to Word
Hide Inline Comments
Pages
…
Forecast User Portal
Changes to the forecasting system
IFS cycle upgrades pre 2015
IFS changes 1985
Jira links
Implementation of IFS changes (17 Oct 1985)
Created by
Helen Setchell
, last modified by
Milana Vuckovic
on
Apr 07, 2025
Description of the upgrade
Modification of the stratospheric Hough smoothing functions in analysis, giving a smoother height and wind analysis.
Implemented:
17 October 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 AIFS Single v1
Implementation of IFS Cycle 49r1
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
owned-single-by-adhs
Overview
Community Forums
Content Tools
{"serverDuration": 117, "requestCorrelationId": "6fb553aa28e4adad"}