Friday’s Schaeffer's Spring Nationals event at Thunderhill Raceway in Summertown, Tenn., rained out before time trials. The event won’t be rescheduled but the series returns Saturday for the $15,053-to-win weekend finale at Thunderhill. Among the weekend’s other weather-related cancellations and postponements:

Mercer: Saturday’s Chiller Thriller at Michaels Mercer (Pa.) Raceway Park, including a $3,000-to-win Super Late Model event, was cancelled.

Port Royal: Saturday’s $4,000-to-win Super Late Model event at Port Royal (Pa.) Speedway was cancelled.