On the last chase of the season, Reed and Tim have one last chance to achieve their ultimate goals, but the Nebraska storms won't give up their secrets without a fight. Tim and Reed intercept multiple tornadoes, trying to capture inside-a-twister rad... (more)ar data. But when a twister intensifies into a monster wedge right on top of Reed's armored research vehicle, Mother Nature shows who really dominates in Tornado Alley.