Jos Buttler contributed 68 as Somerset moved into the YB40 semi-finals by beating Gloucestershire.
Lancashire and Essex failed to reach the Yorkshire Bank 40 semi-finals after the visitors won by 70 runs in Manchester.
Eoin Morgan hit a season's best 90 to inspire his side to a four-wicket Yorkshire Bank 40 win over Leicestershire.
David Willey struck a century as Northamptonshire thrashed Warwickshire by 125 runs in the YB40 at Edgbaston.
Glamorgan progressed to the semi-finals of the Yorkshire Bank 40 competition following a four-wicket win over Yorkshire.
Alex Hales made 74 as Nottinghamshire booked a home Yorkshire Bank 40 semi-final with victory over Kent.
An onslaught by Will Smith propelled Durham to a 133-run victory in their final Yorkshire Bank 40 match over Surrey.
Michael Carberry starred with the ball as Hampshire booked a home semi-final by beating Derbyshire by 41 runs.
Sussex finished the Yorkshire Bank 40 programme with a flourish when they sealed a seven-wicket win at Worcestershire.
Lancashire beat Hampshire by five runs in a Yorkshire Bank 40 thriller to maintain the pressure at the top of Group B.
Glamorgan moved up into second place in Group C of the YB40 after a thrilling one-wicket win over Somerset in Cardiff.
Yorkshire Bank 40 Group B leaders Durham cruised to victory in a rain-affected game against Scotland in Glasgow.
Ned Eckersley struck a maiden one-day century as Leicestershire Foxes beat Yorkshire Vikings by three wickets.
A brilliant 126 from Craig Kieswetter saw Somerset beat Gloucestershire by seven wickets with 39 balls to spare.
Warwickshire's dismal limited-overs campaign went from bad to worse with a five-run defeat to Holland at Edgbaston.
Kyle Coetzer smashed a brilliant unbeaten century as Northamptonshire thrashed Worcestershire by seven wickets.
Nottinghamshire suffered their first YB40 defeat of the season as Sussex prevailed by 50 runs at Trent Bridge.
The Yorkshire Bank 40 clash between the Netherlands and Warkwickshire was called off on Friday due to bad weather.
Derbyshire suffered their third consecutive Yorkshire Bank 40 washout at Derby when rain ended the match with Scotland.
Yorkshire claimed a 17-run win over Middlesex on the D-L method in their Yorkshire Bank 40 fixture at Headingley.
Could England's tour to the West Indies give them the perfect launchpad for this summer's Ashes?