Yorkshire beat Sussex by nine wickets at Scarborough to move six points clear at the top of the LV= County Championship.
Kane Williamson converted his maiden century for Yorkshire into a fine 189 to put the home side on top against Sussex.
Paul Horton's 114 and Ashwell Prince's unbeaten half-century helped Lancashire make a spirited response to Durham's 340.
Durham bowler Graham Onions is likely to miss the rest of the season after suffering a tear to his abdomen.
A battling century from Sussex captain Ed Joyce frustrated Championship leaders Yorkshire at Scarborough.
Alex Hales and James Taylor scored centuries as Notts kept their Royal London One-Day Cup quarter-final hopes alive.
Ben Stokes cracked 103 to lead Durham to a crushing six-wicket victory over Notts in Group B of the Royal London Cup.
Sussex defeated Somerset in the only one of six Royal London One-Day Cup fixtures to beat the bad weather on Sunday.
Sussex claimed an unlikely three-wicket victory over Durham, while a thriller between Surrey and Kent ended in a tie.
Kent scraped a two-run Duckworth-Lewis victory in a thrilling Royal London One-Day Cup clash with Somerset at Taunton.
Nottinghamshire and Somerset remain unbeaten in Group B of the Royal London One-Day Cup after a tie at Trent Bridge.
Somerset enjoyed a winning start to their campaign in Group B of the Royal London Cup, while Glamorgan saw off Surrey.
Birmingham Bears reached the T20 Blast quarter-finals at Yorkshire Vikings' expense in the North Group.
Lancashire secured top spot in the NatWest T20 Blast North Division with a 27-run win against Durham at Old Trafford.
The inaugural Royal London One-Day Cup, county cricket's new 50-over competition, gets under way on Saturday.
NatWest T20 Blast holders Northamptonshire are on the verge of elimination following defeat to Worcestershire.
Chris Read saw Division One leaders Notts to a one-wicket victory against Lancashire, while Somerset and Warks also won.
Northants were reduced to 108-5 chasing 404 at stumps on day three against Somerset at Wantage Road.
Notts bowled out Lancashire for 225, Somerset declined to make Northants follow-on and Jonathan Trott was in the runs for Warks.
Jonny Bairstow blasted the first T20 century at Chester-le-Street off only 58 balls as Yorkshire beat Durham by 49 runs.