Johnstown Pa Bike Week 2024 Dates. Johnstown, pa (wjac) — last year, after 25 years, the main organizer of one of johnstown’s biggest events, “thunder in the valley,” stepped down. Gather up one or two local teams and get a local dirt scheduled for this week.

Saturday, june 25, at the parade, 3:30 and 7 p.m.; 🎉 join us as we capture the excitement, adrenaline, and camaraderie of this year’s most.