The line of supercell thunderstorms that moved through northern Illinois and northwest Indiana Tuesday night brought nearly 70 mph wind gusts, golf ball- to baseball-sized hail, and an inch of rain.

The supercell, king of thunderstorms, disruptor of the Great Plains, is a dangerous weather threat wherever it forms. Tornadoes, flooding, enormous hailstones, damaging winds and lightning are some of ...

New research from North Carolina State University has found that wind patterns in the lowest 500 meters of the atmosphere near supercell thunderstorms can help predict whether that storm will generate ...

SAN ANTONIO - A powerful weather system is pushing into our area. CLICK HERE to track the storms with our interactive radar... Strong dynamics begin are moving over our region along with the system's ...

A supercell thunderstorm that developed on the Missouri and Iowa border traveled southeast across Illinois late Monday afternoon into the evening, causing widespread damage to trees, power lines, and ...

A supercell thunderstorm, which brought almost hurricane-force straight-line winds, was responsible for a 300-mile swath of damage across northern Maryland and southern Pennsylvania on Saturday night, ...

Wind patterns in the lowest 500 meters of the atmosphere near supercell thunderstorms can help predict whether that storm will generate a tornado, report investigators. New research from North ...