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.

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 ...

How rare are supercell thunderstorms in the Coastal Bend? There are different types of thunderstorms; supercells are fairly rare in the Coastal Bend, but have occurred many times in the past.

Some of these terms may not sound real, but we can assure you that they are 100 per cent real terms that meteorologists use to communicate the weather every day.

On Feb. 13, 2000, 26 years ago today, supercell thunderstorms spawned six tornadoes across southwest Georgia in just over three hours, killing 19 people. The deadliest was an F3 tornado that tore a ...

Take a look at this amazing video out of Wyoming. Storm chasers took the timelapse Sunday night of a supercell thunderstorm forming in the northeast part of the state. Meteorologists know them as "low ...

New research shows how advanced weather models can warn about tornado danger earlier and help communities prepare with more time.

This is very much at the top end of the scale, in terms of the number of the storms over a number days over a big area.’ ...