The Working Group on Numerical Experimentation (WGNE)

Check out the legacy website of WGNE for more information on past activities and initiatives from the Working Group

About WGNE

History and topics of focus of the Working Group

WGNE Activities

Topics and projects the Working Group is carrying out

WGNE Members

Learn about who is behind the activities of WGNE

WGNE Publications

Check out meeting summaries, special issues and peer-reviewed publications by the Working Group

NWP Systems: Info

Explore the WGNE overview of plans at NWP centres with Global Forecasting Systems

WGNE Archive

Browse documents and summaries from past WGNE meetings

WGNE News

Open Call for new members to join the ESMO Working Group on Numerical Experimentation (WGNE)

Join WGNE and contribute your expertise to advancing Earth system modelling, numerical experimentation, model evaluation and prediction across timescales within WCRP! ...

Abstract submission open for SEW 2027

The 7th WGNE Workshop on Systematic Errors in Weather and Earth System Models (SEW) is now accepting abstracts. ...

Call for Contributions: WGNE BlueBook 2026 (deadline extended)

The WGNE Blue Book publication is an attempt to foster an early interchange of information among scientists developing numerical models for the purpose of climate simulation and for forecasting on various timescales. The annual call for contributions is now open. ...

WGNE Events

All the upcoming meetings where you can engage with WGNE members

For information on past WGNE meetings, check also their legacy page

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