It is being organized by Richie Shaffer as part of his Eagle Scout project to help update facilities at CAST.
Rockfest will feature three local bands, which play different styles of rock – Twin Reverb (classic rock), Master Exploder (Tenacious D Tribute band) and Mutual Friends (pop punk rock).
The stage will start rocking at 7:30 p.m. May 28. Admission is $5. Food and drinks will be for sale at intermissions.
The CAST is located at 112 E. Locust St., in downtown Clearfield. For more information, visit the CAST Web site or Facebook page.