20-year-old hiker warns others after heat stroke at Grand Canyon

much hotter. My word of caution is just be prepared because I was just like, that’s never gonna happen to me, you know, and you never know,” Mineer said.

By the numbers:

The National Weather Service has the high at the Grand Canyon at 87 on May 12, and the bottom of the canyon can be 15 to 30 degrees warmer.

The National Park Service search and rescue continue reading …