The British Formula One Grand Prix returns to Silverstone in Northamptonshire this weekend.
The circuit has issued information for people planing on coming to Silverstone tomorrow.
Grand Prix fans are being told to stay away from the Silverstone race track today.
The Highways Agency have warned motorists leaving Silverstone of severe delays as the M40 is currently closed northbound between junctions 15 and 16 in Warwickshire due to an accident.
Queues are currently stretching back to junction 13 and will affect drivers leaving the Grand Prix at Silverstone planning to travel north on the M40.
Diversion routes are in place but drivers should expect delays.
There has been concerns over the amount of parking at Silverstone today ahead of the British Grand Prix despite race organisers urging everybody with a ticket to attend. Cars are now being forced to park bumper to bumper in available parking meaning there will be long delays when leaving the venue.
Silverstone have confirmed they are in a position to "accommodate all ticket holders" for Sunday's British Grand Prix.
Up to 30,000 spectators with public car park passes were advised to stay away from today's qualifying after constant rainfall yesterday left car parks resembling quagmires.
It was hoped that leaving those car parks empty for today would allow them to be in use tomorrow, when a capacity crowd of 125,000 is expected.
Formula 1 fans have spoken to ITV News about their experiences getting to Silverstone for the British Grand Prix after heavy rain caused travel chaos.
Silverstone managing director Richard Phillips issued an "unreserved apology" to fans after the traffic mayhem that almost reduced him to tears.
Thousands of fans were left stranded in traffic jams outside the Northamptonshire track on Friday as the first two practice sessions ahead of Sunday's British Grand Prix unfolded under constant rain and reduced car parks to quagmires.
It has resulted in Silverstone losing 50% of parking space due to the damage caused, and in turn they are now asking fans with tickets for public car parks on Saturday to not turn up.
Phillips concedes the financial hit will likely run into seven figures.
Up to 20,000 Formula 1 fans are being warned not to attend the British Grand Prix qualifying sessions at Silverstone race track today as heavy rain on Friday has left some car parks unusable.
Thousands of Formula One fans are heading to Silverstone in Northamptonshire today ahead of free practice for the British Grand Prix.
Campsites and pubs close to the circuit will be busy over the race weekend, with more than 315,000 attending last year's event.
More than 28,000 racegoers are expected to camp around Silverstone this year.