See who can catch the biggest air on a number of custom made rail features when The Terrain Parks at Lost Trail present the Wham Bam Rail Jam, the first rail jam competition of the season that’s open to skiers and snowboarders of all ages and abilities, and starts at 3 PM at Lost Trail Powder Mountain, near the border of Montana and Idaho off Hwy. 93. $10. Riders must sign up by noon. Visit ltpark.com for more info.