Season Challenge champion will be crowned at the 2025 Brickyard 400 at Indianapolis Motor Speedway. Sunday's race at 2 p.m. ET is the fifth and final race of the inaugural in-season challenge, with the victor being awarded $1 million.

Saturday: Scattered afternoon thunderstorms with a high near 90 degrees and winds from the south to southwest at 5 to 10 mph and a 40% chance of rain. It’s expected to be 87 degrees with a 24% chance of rain at the start of the Xfinity race.

NASCAR is at North America's most hallowed race track this weekend, ready to crown a Challenge and Brickyard winner.