The event will be hosted by Welsh Secretary, David Jones and will feature young people sharing their own experiences of seeking employment.
Businesses including major Welsh employer, Airbus, will be asked to sign a pledge to raise awareness to help support young people into work.
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Winter sunshine with cloud creeping in during the afternoon and a frosty night ahead.
The Revd Canon Joanna Penberthy has been consecrated as Bishop of St Davids in "an historic" day for the Church in Wales.
Temperatures will tumble under clear skies tonight with a widespread frost developing.