A wildfire near the Grand Canyon’s North Rim has grown into a full-blown megafire, more than doubling in size over just a few days and intensifying enough to produce its own lightning and clouds.The ...

Both it and the Monroe Fire, burning further north near Monroe, Utah, are generating pyrocumulus clouds — sometimes called ...

A video shared by a local fire emergency team shows thick plumes of orange-hued smoke rise into the sky creating a fire cloud ...

Crews are wrapping up suppression efforts on the White Sage Fire, which prompted evacuations in northern Arizona over three ...

Firefighters are having a lot of trouble controlling the fire that destroyed the historic Grand Canyon Lodge. Rapid growth now threatens a remote and fragile forest ecosystem.

Two wildfires, one of which has turned into a megafire, have broken out in the northern Grand Canyon across two states.

The Dragon Bravo Fire has become the largest fire now burning in the continental U.S. and one of the top 10 largest in ...

Towering ‘fire clouds’ are turning wildfires into their own weather systems, making an already brutal battle even harder for crews on the ground.

The wind-whipped wildfire in Arizona and another in Utah are so hot that they’re spurring the formation of “fire clouds” that can create their own erratic weather systems.

The Dragon Bravo Fire exploded in size to 105,415 acres along the Grand Canyon’s North Rim on Thursday as heat and strong ...

Without more details about the early response to the Dragon Bravo Fire, the same mistakes could be repeated, and not just at the Grand Canyon.