River miles? 4.6. Chance of head wind? 99%. Drops to navigate standing up? 1. Locals on hand just to see you spill? Many. Elite and Rec divisions. Race Start: Sha-Ron, East Missoula Race Finish: McCormick Park Race Length: 4.6 Miles Register: https://www.paddlesignup.com/Race/MT/Missoula/SUPmissoula