The goal of the project is to collect data to improve the conceptual model of supercell thunderstorms—the parent ... including seven tornado-producing storms, over the nearly monthlong deployment ...

Over 3.8 million people in the Great Plains are under threat of high or moderate threat of tornadoes on Monday ... plains have the potential to create a supercell—a type of thunderstorm with ...

And none compares to the Great Plains of the United States ... to form a rotating storm called a supercell. And up to 20% of supercells spawn tornadoes. Now, you can find these conditions ...