Cuervo 300 NASCAR O'Reilly Series race at Chicagoland delayed by rain
Yahoo Sports • 1 min read • Latest: Jul 4, 2026, 9:08 PM
Last updated Jul 4, 2026
The Cuervo 300 NASCAR O'Reilly Auto Parts Series race at Chicagoland Speedway is delayed due to rain on July 4. Rain fell about an hour before the scheduled start, prompting officials to postpone the race until weather conditions improve. The track surface requires drying, and ongoing storms must clear before the race can commence. Connor Zilisch was set to start in pole position after a practice session coincided with canceled qualifying on July 3.
- •Race delayed due to weather at Chicagoland Speedway
- •Rain started an hour before scheduled green flag
- •Track drying needed before the race can begin
- •Connor Zilisch on pole after condensed practice session
- •Live updates will continue as the situation develops
- 9:08 PMYahoo Sports — NASCAR O'Reilly Series race at Chicagoland delayed by rain
"The start time for the Cuervo 300 NASCAR O'Reilly Auto Parts Series race on July 4 at Chicagoland Speedway is being delayed for weather.
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