Warm temperatures triggered a natural avalanche that covered Highway 89 in the Snake River Canyon on Tuesday afternoon.

One person died and another was injured over the weekend after a group of skiers triggered an avalanche near Grand Teton National Park in Wyoming, according to a statement posted on social media ...

The avalanche happened Saturday in a backcountry area about 20 miles east of Grand Teton National Park. As the group of four people went up a steep slope at an elevation of 10,400 feet ...

A skier died and another was injured in an avalanche in Big Cottonwood Canyon, Utah, amid "Considerable" avalanche danger ...

An experienced skier was killed by an avalanche in western Wyoming on Saturday after he was buried beneath a heavy landslide at the Togwotee Pass in the Teton Mountains, 20 miles east of Grand ...