Dear Reader, Warm Springs is the biggest rapid on the river; a jumble of house-sized rocks that’d tumbled down off the rock walls, leaving fresh scars up above. At high water, the Class 4 rapid is scary with big holes and waves. The river races and crashes and turns back on itself as it gets constricted between the huge boulders. But at low water, the danger is different: It’s getting pinned on a rock without enough water to wash you and your boat over it. Arriving at Warm Springs On Day 4 we arrived at Warm Springs Rapid. We’d been …