Experience the thrill of Thursday Night Motocross (TNMX) at Portland International Raceway!br On September 4th, 2025, more than 250 riders gathered for the world’s longest-running weekly night motocross event. From young beginners to seasoned veterans, the track came alive under the lights with speed, dust, and excitement.br br In this video, I share the atmosphere of the event, highlight the race action, and show why TNMX has become a legendary tradition in Oregon’s motocross culture.