The wildfire that destroyed the historic Grand Canyon Lodge​ earlier this month has expanded in recent days, fueled by hot, ...

Historically dry conditions have combined with gusty winds to make it harder for crews to get a handle on a wildfire burning ...

A New Jersey hiker has been missing for more than a week in Arizona’s Grand Canyon National Park where a raging “mega-fire” ...

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

A wildfire burning in a sparsely populated region of central Oregon has become the largest fire this year and is on the verge ...

A time-lapse video shows a fire cloud rolling over the Grand Canyon as a ‘megafire’ continues to rage on across northern Arizona. Footage taken on Thursday (31 July) shows a pyrocumulus cloud, which ...

A: A pyrocumulus is a fire cloud. A pyrocumulus cloud forms from rising air that results from intense heating of the surface by phenomena such as wildfires or volcanic eruptions. The fires that ...

A towering pyrocumulus cloud rose some 35,000 feet into the air as the raging Delta Fire threw its claws of flames across thousands of acres of bone-dry forestland in Shasta County.

Wildfires can become hot enough to produce rare mushroom-cloud like formation known as pyrocumulus clouds. When they form they will tower above the ash and smoke.

Pyrocumulus clouds can also increase wildfire spotting, which is when a fire produces sparks or embers that are carried by the wind and start new blazes beyond the zone of the main one.