Heavy rain caused flooding issues in Ames and rotation was observed in clouds around the Iowa Speedway in Newton while the area was under a tornado warning. Fans sheltered in place ahead of the Sukup IndyCar Race weekend at the track, and practice on Friday was cancelled.

Heavy rain caused flooding issues in Ames and rotation was observed in clouds around the Iowa Speedway in Newton as the area was under a tornado warning. All watches and warnings have expired for central Iowa, but major flooding continues in some eastern Iowa communities after heavy rain and possible tornadoes.

Additional dangerous flash flooding incidents are likely in the coming days as high humidity, daytime heat and storm systems interact from the Atlantic Seaboard to the Plains, Gulf coast and Southwest.