Gareth Batty takes five wickets as Surrey thrash Worcs by 153 runs to reach Lord's
Jason Roy finds form with 92, Ben Foakes 86 & Kumar Sangakkara 73 in Surrey's 363-7
Worcs lose three early wickets and slip to 115-6 and 210 all out
Brett D'Oliveira & Ross Whiteley showed some resistance with 50s
Surrey face Nottinghamshire in Lord's final on 1 July
Worcestershire v Surrey (11:00 BST)
Worcestershire automatically booked their place in this semi-final by winning the North Group.
Surrey finished third in the South Group and had to come through a play-off against Yorkshire on Tuesday to get here.
Last night we saw the away team victorious, so will we get a repeat today?
Teams are out in the middle...
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An absolute belter of a day outside today and perfect for a domestic semi-final.
If you've made the trip to New Road and are basking in the sunshine, we'd love you to share your pictures via #bbccricket
If you haven't been able to get there, let us know where you're following the game from.
We've got all bases covered today with this second semi-final from New Road.
BBC Radio 5 live Sports Extra have full commentary online and on your Digital Radio with Simon Mann, Dan Norcross and Henry Moeran plus expert analysis from Ebony Rainford Brent and James Taylor.
There's also commentary from the teams at BBC Hereford & Worcester and BBC Radio London available through the live coverage options at the top of the page.
Throughout the day, we'll also bring you video highlights of the game's best bits.
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Scorchio!!!
That's the word of the day to coin the famous catchphrase from the Fast Show back in the day.
Definitely a Factor 50, wide-brim sunhat and shades in order for the crowd at New Road.
If you're out and about today as well playing some club cricket, Helen Willetts at the BBC Weather Centre has the full forecast below...
Weather: weather_uk.avi
Nottinghamshire completed the highest English domestic run-chase in 50-over competition in their five-wicket victory over Essex to reach the One-Day Cup final.
Relive the best bits of their win in our video highlights package below....
Nottinghamshire beat Essex by five wickets
If you were out and about last night and weren't watching the first semi-final, you missed an absolute cracker.
Here's Gary Smee's report of how Nottinghamshire broke records and Essex hearts to reach Lord's in dramatic fashion...
Nottinghamshire chase down an English record target of 371 to beat Essex by five wickets and reach the One-Day Cup final.
Read MoreWorcestershire v Surrey (11:00 BST)
So, news from the middle of a sun-drenched New Road is that Surrey captain Gareth Batty has won the toss and elected to have a bat.
Moeen Ali is back available from England duty for the hosts and looks set to open later.
For Surrey, they welcome back Jason Roy from his rather testing Champions Trophy campaign and he will open alongside Rory Burns.
Worcestershire: Mitchell, Moeen Ali, Fell, Clarke, D'Oliveira, Cox (wk), Whiteley, Leach (capt), Hastings, Barnard, Tongue.
Surrey: Roy, Burns, Stoneman, Sangakkara, Foakes (wk), Pope, S Curran, T Curran, Batty (capt), Rampaul, Dernbach.
Worcestershire v Surrey (11:00 BST)
Image source, Getty ImagesThe weekend feast of cricketing action continues.
Last night, we were treated to an absolute barn-stormer of a semi-final at Chelmsford (more of that to come) and today, we're in for another treat.
Worcestershire face Surrey at New Road with the prize a place in a Lord's final.
Welcome along to our coverage of this One-Day Cup semi-final. News of the teams and the toss shortly...