NASCAR Cup · World Wide Technology Raceway · Madison, IL

Enjoy Illinois 300

Fri, Aug 20 – Sun, Aug 22, 2027

ARCA Fri Aug 20, O'Reilly Sat Aug 21. Race title shown is the 2026/provisional title; 2027 sponsor and start time not yet announced.

Race weekend

Forecast not open yet

The hour-by-hour forecast for this weekend opens in 287 days, seven days before the first on-track day.

Right now at World Wide Technology Raceway: 69°20°, overcast, wind 5 mph8 km/h SSE. Green flag today.

The weekend

Series: NASCAR Cup
Track: World Wide Technology Raceway, Madison, IL
Dates: Fri, Aug 20 – Sun, Aug 22, 2027
Main event: Sun, Aug 22
Usual weekend: Late August
Date status: Confirmed date
Weight: Major event
Notes: ARCA Fri Aug 20, O'Reilly Sat Aug 21. Race title shown is the 2026/provisional title; 2027 sponsor and start time not yet announced.

Also at this track

NASCAR Cup