On March 10, 2026, a powerful supercell thunderstorm in Kankakee, Illinois, produced extremely large hail. The stones were up to 5–6 inches in diameter (roughly the size of softballs). If confirmed, ...

Thunderstorms need moisture, energy — which meteorologists call instability — and some sort of lift to form. Usually, the lift comes from cold and warmer air masses colliding along a line called a ...

Some storms pass through the news and fade by dinner. This one lingered because the numbers felt wrong at first glance.

WOW! – This week’s viral video looks like a scene taken straight out of a movie. Ricky Forbes, whose Facebook page says he is a professional storm chaser, shared the video on his social media last ...

Supercell thunderstorms are among the most impactful weather events in Europe. They typically occur in summer and are characterized by a rotating updraft of warm, humid air that brings strong winds, ...

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.

Add Yahoo as a preferred source to see more of our stories on Google. A supercell thunderstorm rolls through Ulysses, Kansas, in May 2020. - Mark J. Rebilas/USA Today Network/Imagn Images Supercell ...