The returning humidex will help to fuel a severe thunderstorm risk across southern and eastern Ontario on Tuesday.

Supercells are the powerhouses of thunderstorms, they are capable of producing large hail, damaging winds, and long track ...

The word “supercell” may sound like hype, but they are real thunderstorms with rotating updrafts that can have serious ...

More than 36 hours after a supercell storm tore through northern West Virginia, thousands of people are still without power.

Once the risk of isolated supercells ends, more widespread storms could move across the area by early Tuesday morning. The ...

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 ...

The National Weather Service Memphis office said in a post on X, formerly known as Twitter, there is growing concern for a potential supercell in the early afternoon on Friday. "We are focused on an ...

Mississippi's tornado history is a long and deadly one. Fifteen years ago, the state's largest on record tore through the ...

Spring storms bring severe weather threats to West Texas, with tornado warnings issued and potential for hail and strong ...