Reed is so excited to use his new probe cannon that he has trouble perfecting his aim when he's confronted with a series of tornadoes. While Tim is away, the TWISTEX team weathers some strange atmospheric occurrences in South Dakota and gets pinned between two violent twisters. Sean and Josh Wurman agree that the TIV may continue operating, but only if it maintains a 75-mile distance from VORTEX2, which leads to frustration when both teams target the same storms.