Multiple fire crews in Utah were forced to retreat Wednesday as the unpredictable climate created by the clouds threatened their safety, officials said. Fire crews in both Utah and Arizona had better ...

Two wildfires, one of which has turned into a megafire, are burning across two states in the northern part of the Grand Canyon. The fires, which span across Arizona and Utah, are so hot that "fire ...

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

FLAGSTAFF, AZ (AP/AZFamily) — Two wildfires burning in the western United States — including one that has become a “megafire” on the North Rim of the Grand Canyon — are so hot that they are spurring ...

SALT LAKE CITY (AP) — Two wildfires burning in the western United States — including one that has become a “megafire” on the North Rim of the Grand Canyon — are so hot that they are spurring the ...