It was about 9 a.m. when I parked my beat-up Toyota pickup at a parking lot on one of Mount Rainier’s northern slopes, and my friend, Josh, and I stepped out of the truck. Our plan was to hike down to CataractValley, spend the night there, and hike out the next day. The forecast predicted a beautiful, sunny July day, and we were confident that by late afternoon we would be boiling water for supper at the camp...