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What Causes A Fire Tornado, Or 'Firenado,' To Form?

PHILADELPHIA (CBS) -- It's severe weather awareness week, and Monday's focus is tornadoes.

One amazing weather phenomena is a fire tornado!

But it's not exactly a tornado, a fire tornado, or "firenado," has much more in common with dust devils or whirlwinds than a true tornado.

They're sparked by a fire and are often made up of flame or ash.

A firefighter in Alabama captured a picture of a "firenado" during a woods fire on April 20th.

CLICK HERE to learn more about Severe Weather Week.

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