Non-national touring rainouts, postponements and schedule changes among sanctioned and special Late Model events:

Red Cedar: Friday’s Structural Buildings WISSOTA Challenge Series-sanctioned Mahder 55 Memorial at Red Cedar Speedway in Menomonie, Wis., was rained out. The $5,555-to-win event honoring the late Duane Mahder was rescheduled for Sept. 22 as a non-series event on the Thursday preceding the track’s Punky Manor Challenge of Champions.