Key notes: A rain shower that hit before 9 p.m. (and more rain that followed) forced the cancellation of the program after Late Model heats. ... No plans were immediately announced to make up the event. ... Mike Balcaen, Dustin Strand, Donny Schatz, Chad Becker, Jeff Wildung, Cody Skytland and Steve Anderson were set to start on the first four rows of the feature. ... Former series champion and current points leader Brad Seng of Grand Forks, N.D., is looking to break a tie atop NLRA's all-time victories list with the late John Seitz. Both drivers have 26 victories. ... Norman County was hosting the series for the third and final time. ... The NLRA was making its 14th stop at Ada overall going back to the tour's first season in 1998.

Points chase: Entering Thursday's rainout, Brad Seng had 1,220 points to lead Mike Balcaen (1,102) and Dustin Strand (944).

Car count: 24

Polesitter: Mike Balcaen

Heat race winners: Mike Balcaen, Donny Schatz, Dustin Strand

Next series race: August 23, Devil's Lake Speedway (Doyon, ND) $1,000