Drivers planning to use the M1 and A43 in the East Midlands are being warned to allow extra time as the MotoGP gets underway at Silverstone today.
The Highways Agency are warning that roads on the way to the race circuit will be busy throughout the weekend.
More than 55,000 people are expected on Sunday, the final day of the event.
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Mild and windy with some light rain at times.
Remaining mild and rather cloudy with patchy rain. Windy.
Cloudy and windy in the East. Cloudy and mild, with patchy rain in West.