Every day could feature scattered baseball-size hail, and perhaps a couple tornadoes.

A storm chaser captured dramatic footage of a tornado-warned supercell near Limon, Colorado, giving viewers a close-up look at the kind of severe weather that can become dangerous in a matter of ...

Learn the differences between shelf clouds, wall clouds, funnel clouds, scud clouds, and mammatus clouds in this guide to ...

Not all thunderstorms can produce tornadoes - only about 30% of supercell thunderstorms actually spawn these rotating columns of air. Supercells are severe thunderstorms with intense, rotating ...