Wildfires have forced evacuations for visitors and staff at two national parks in the U.S. West as the summer monsoon season brings increased lightning to the arid region.

The Coconino County Sheriff's Office helped evacuate people from an area north of Jacob Lake and campers in the Kaibab ...

Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air due to drifting smoke from Canadian wildfires.

Rapid growth on the South Rim fire in Black Canyon of the Gunnison National Park forced immediate evacuations in Montrose ...

Engine 3411 is responding to a fire on the north rim of the Black Canyon of the Gunnison. The Colorado State Patrol has been ...

A fire near the Grand Canyon National Park in Arizona has grown more than 20 times in size in 24 hours as an intensifying ...

The South Rim Fire near Gunnison grew to almost 3,000 acres Saturday morning after its growth and lack of containment forced ...

The Black Canyon of the Gunnison National Park, a popular outdoor destination in western Colorado, was closed to the public after a wildfire on the South Rim rapidly doubled in size.

South Rim Fire burns over 1,600 acres at Black Canyon, forcing closures and evacuations as crews fight tough terrain and ...