Rain and cold temperatures led to the postponement of Friday's scheduled Midwest Sprint Touring Series/Midwest Power Series event at Jackson Motorplex. Track and series officials are looking for a makeup date.
The MSTS is scheduled to compete Saturday at I-90 Speedway in Hartford, S.D.
After stops at Wagner, S.D. and Norfolk, Neb., the Midwest Sprint Touring Series and Midwest Power Series is scheduled to compete in Jackson on June 11.
Before that, the second round of the Bank Midwest IMCA Series is scheduled event for June 8.
Kelly Shryock won two feature races in Tuesday's first night of the series as he won the stock car and A modified classes.
Other feature winners on the first night were Malik Sampson (hobby stocks), Jared Boumeester (sport mods) and Nate Coopman (sport compacts).
The final scheduled date in the series is July 20.