We followed along Tuesday as violent storms unleashed tornadoes, large hail and damaging winds across parts of the Plains, ...

Several damaging tornadoes and grapefruit-sized hail struck Illinois and Indiana late Tuesday amid a widespread severe weather outbreak across the central U.S.

Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and powerful tornadoes. They ...

One storm near Kankakee, Illinois, produced a large, destructive tornado Tuesday. It also produced what will likely go down as a record hailstone for the state. It looked like something out of a ...

NEW ORLEANS (WGNO) – Following last week’s three confirmed tornadoes, I figured we should continue the conversation for this week’s WEATHER WEDNESDAY and specifically explore the question: How does a ...

A powerful supercell thunderstorm, which triggered a microburst in Tempe, dropped heavy rain across the East Valley Oct. 13, flooding streets and toppling trees as wind gusts neared 70 mph. In about ...

Just one isolated supercell thunderstorm produced three tornadoes yesterday, September 22. The tornadoes formed in a line from west of Traverse City to Torch Lake and Bellaire. The National Weather ...

THREE RIVERS, MI - A spring-like storm turned violent quickly Friday afternoon, spawning at least two tornado touchdowns that ...

Experience intense storm chasing in Nebraska, capturing a powerful tornado within a massive supercell. This video showcases ...

Add Yahoo as a preferred source to see more of our stories on Google. A powerful supercell thunderstorm, which triggered a microburst in Tempe, dropped heavy rain across the East Valley Oct. 13, ...

In about 15 minutes, Tempe recorded nearly three-quarters of an inch of rain. A supercell thunderstorm forms when wind speed and direction change with height, a phenomenon called wind shear.