Supercells are the king of thunderstorms. They can tower 10 or more miles tall, spin like a top and produce the most extreme weather on the planet. They drop hail the size of melons, can spawn ...

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

A supercell ... If a storm with these criteria is imminent, your local Weather Service office will issue a severe thunderstorm warning or a tornado warning. Lightning and heavy rainfall are ...

A supercell is a unique type of thunderstorm characterized by a rotating updraft known as a mesocyclone. The term "mesocyclone" refers to the small-scale circulation occurring in a storm.

When that air is warmed and lifted into the cooler upper atmosphere, it then has the potential to create a rotating supercell thunderstorm ... when lightning strikes, the air surrounding the ...

A supercell charged with electricity loomed over Oklahoma on April 1, as the National Weather Service issued a severe thunderstorm warning for the area. Footage recorded by Chad Casey in Foster shows ...