Somerset, Notts, Hampshire & Northants through to T20 Blast Finals Day
Overton's 79 off 30 balls takes Somerset to amazing two-wicket win at Yorkshire
Notts defend 163 to beat Surrey by seven runs
Hampshire beat Essex by 75 runs - Vince hits 125, Baker takes 5-24
Northants cruise to eight-wicket win over Gloucestershire
Finals Day at Edgbaston on Saturday
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BBC Local Radio
You can keep right across all four of today's quarter-finals.
Our live text service will keep you up to date with major incidents from the matches and you can listen to live ball-by-ball BBC local radio commentary of your choice by clicking on the 'Watch & Listen' tab at the top of the page.
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T20 Blast quarter-finals:
Hampshire Hawks v Essex (16:30 BST)
Notts Outlaws v Surrey (16:30 BST)
Yorkshire v Somerset (16:30 BST)
Northamptonshire Steelbacks v Gloucestershire (17:00 BST)
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Image source, ShutterstockIt's another hot one and apparently there is something pretty important happening across the Atlantic a bit later.
In the meantime we gave got eight counties vying to bag a place in County Cricket's showpiece T20 Blast Finals Day on Saturday.
Can Yorkshire take a step nearer a first title or will Somerset continue their defence?
Will Surrey's powerhouse finally light things up or will the Outlaws of Nottinghamshire steal a place at Edgbaston?
And what of Hampshire, Essex, Northants and Gloucestershire?
All questions to be answered in the next few sweaty hours...
