No through traffic on the A43 due in both directions between the B4525 (Syresham) and Brackley Road (Towcester). Only race traffic can use this section of the A43.
A one way system is due to be in place for traffic heading to Silverstone in the morning and away in the afternoon.
This system will be in place between 5:30 and 18:00 today.
Diversions will be in place on the A421 and A422 past Buckingham and the A508 to/from M1 J15 as well as the A361 from Daventry to M40 J11.
Local traffic is advised to use back routes past Litchborough, Adstone and Thorpe Mandeville.
More than 140,000 spectators are expected at the British Grand Prix on Sunday, with many more over the course of the weekend.Read the full story ›
The full line up for 25th Silverstone Classic will be revealed today.
Status Quo and Paul Young have been confirmed to headline the music line up with three new races already announced.
Almost 10,000 classic cars will be on display in what has become the biggest classic motor racing festival in the world.
Coventry-born Cal Crutchlow has thanked racing fans for their support at the British MotoGP over the weekend.
Another weekend down at Silverstone. Finished the race. Not what I wanted but I really appreciate all the support I got again this weekend …
Crutchlow finished the race in 12th position at Silverstone in Northamptonshire.
Championship leader Marc Marquez won the race, fending off Jorge Lorenzo who finished in second place ahead of Valentino Rossi.
Championship leader Marc Marquez has finished first at Silverstone, winning the British Grand Prix for the first time today in Northamptonshire.
He managed to fend off Jorge Lorenzo last year's winner, with Valentino Rossi finishing third ahead of Marquez's team mate Pedrosa.
Coventry born Cal Crutchlow, racing for Ducati, finished 12th among the riders and second among the British team.
Thousands of MotoGP fans are at Silverstone in Northamptonshire ahead of Sunday's Hertz British Grand Prix, the next round of the 2014 FIM MotoGP World Championship.
British riders Bradley Smith, Cal Crutchlow, Scott Redding, Michael Laverty and Leon Camier will be relishing the opportunity to return to their home circuit. Championship leader Marc Márquez will be a big draw as he attempts to win the British Grand Prix for the first time, while Jorge Lorenzo will be desperate for a repeat of last year's Silverstone win.
The event was due to be the last Moto GP at Silverstone after rights holder Dorna Sports awarded a contract to the new Circuit of Wales.
A five year deal has been signed, but after the £315M track near Ebba Vale revealed it wont be ready for next season Moto GP could now stay at it's current location in 2015.
The Moto GP got underway at Silverstone in Northamptonshire today. The event was due to be the last Moto GP at Silverstone after rights holder Dorna Sports awarded a contract to the new Circuit of Wales.
Now though there's a chance it could stay at Silverstone a little longer.
Racing gets underway at the British MotoGP at Silverstone later.
Coventry-born Cal Crutchlow will be hoping for a strong weekend in front of the home crowd. Sunday's race could be the Northamptonshire track's last. The new Circuit of Wales will stage the British round from 2016. The location of next year's event has yet to be decided.
Silverstone race circuit in Northamptonshire is making its final preparations ahead of this year's British MotoGP.Read the full story ›
Bosses at Silverstone racing circuit said they were disappointed to have lost the MotoGP British Grand Prix - but that extending their contract did not make financial sense.
The circuit said it had invested heavily to develop its site specifically to host both the Moto GP championships and Formula 1 and had helped to make the series a successful event.
But Richard Phillips, managing director of Silverstone Circuits Limited, said it could not come to an agreeing with the Dorna, the event's rights holders.
“We have expressed our desire to keep MotoGPTM at Silverstone, but the event is not sustainable at the fee level Dorna was proposing.
"Any future deal had to make economic sense and sadly we reached an impasse. The Circuit of Wales obviously believes it can make the finances work.”
But the circuit has not rule out hosting the British Grand Prix next year while the event waits for the Circuit of Wales to be completed.
"A venue for 2015 needs to be agreed as soon as possible to avoid having a negative impact on the success of next year’s British Grand Prix.
"Silverstone remains the ideal venue to stage MotoGP.
"Last year’s record crowds are testament to the excellent British Grand Prix experience provided by Silverstone."