After barely surviving a terrifying hurricane, Chase and his friends Nicole and Rashawn have made it to the safety of Nicole's family farm, which is also the winter home of the Rossi Brothers Circus, where flood waters are rising and dangerous circus animals are on the loose.

"When Jeremy visits his twin cousins Jack and Flash in Oklahoma, he gets a big surprise: they're storm chasers! They live in a region called Tornado Alley, an area with more tornadoes than anywhere else in the world. Jack and Flash travel around Tornado Alley looking for tornadoes, and Jeremy is coming with them on their next mission. In Twister! Jeremy and his cousins encounter giant hailstones, awesome lightning, and funnel clouds, but will they...

Thirteen-year-old Helicity, not a victim of a horrific tornado but a survivor, connects with a local meteorologist and other stormchasers who support her plan to become one of them.