IMAX filmmaker Sean Casey and research meteorologist Josh Wurman head out to intercept one of nature...

After a week spent drifting around Kansas waiting for a calm spell to end, the crew is on the hunt....

Five weeks into their storm chasing season, IMAX filmmaker Sean Casey and meteorologist Josh Wurman...

It's nearing the end of the tornado season, and although the team has collected record-breaking data...

Storm season starts out deadly, and Josh and Sean race to get a bigger, badder Tornado Intercept Veh...

Sean's new TIV-2 chases a promising storm, but vehicle parts fly for all the wrong reasons. Reed's t...

Tensions mount between Sean and Josh, as Reed offers to chase with the TIV. Reed chases a risky nigh...

TIV-1 makes a heroic return, but the tables turn as a monster EF-4 tornado chases the storm chasers...

The DOW Team's in chaos as a broken radar sends Josh scrambling to fix it. Reed jumps on the opportu...

With the DOW truck and all the research vehicles functioning once again, the team finds themselves h...

Reed and Josh's teams struggle to find the perfect storm in Nebraska. Reed's girlfriend Jene gets lo...

As tornado season comes to a close, Sean has one last chance to get the shot of all shots from insid...

Tornado season erupts early in Oklahoma. Reed gets his new Dominator too close. Tim chases multiples...

Sean and Reed face off at the New Mexico border. Monster tornados break up everything in their paths...

Reed steps up his science to take on Dr. Josh Wurman's massive research project. Joel has second tho...

Reed's new radar propels him from aggressive chaser to extreme scientist, inside an EF3.

Reed, Sean and Tim take on the strongest tornado conditions of the season, and nature responds with...

Both Tim Samaras and the TIV team face off with a dangerous tornado. Reed pushes too close, and find...

Sean Casey's meteorologists finally put him in position for the shot of a lifetime, and this time it...

On the last chase of the season in Nebraska, Reed and Tim chase multiple vortices. But when an EF-3...

Extreme chasers Reed Timmer, Joel Taylor, IMAX Filmmaker Sean Casey, and Tim Samaras present their m...

Reed and Joel bury the hatchet to face a new tornado season, but armor offers little protection when...

The deadliest tornado of the season tears a hundred mile path across Mississippi, destroying 600 hom...

After the worst tornado in his life, Reed pursues a new force of nature in TV weather woman Ginger Z...

Sean finally gives the reigns to his meteorologist-navigator Matt Hughes, who leads the team to thei...

Sean's team struggles with the death of a teammate, and heightened emotions lead to questionable dri...

South Dakota spins up the twister of the season, and the non-stop tornado action leaves no room for...

Reed's cannons are locked and loaded, but multiple tornados prove a hard target for an itchy trigger...

Storm and chasers collide in Minnesota for a final showdown. As a ferocious EF-4 twister targets the...

This special features interviews and documentary footage with the show's production crew, explaining...

Extreme chasers Reed Timmer, Joel Taylor, IMAX Filmmaker Sean Casey, and meteorologist Dr. Josh Wurm...

In the worst tornado outbreak in over half a century, Mississippi and Alabama are ravaged by hundred...

On the first chase of the year, there's a storm headed toward downtown St. Louis. While Tim Samaras...

After failing to find a twister on two consecutive chases, Reed Timmer and the Dominator team are de...

In the wake of the deadly and very large tornado outbreak (April 27, 2011), all three chase teams ta...

Reed Timmer and his team take the day off, but when Sean Casey's team scores a victory in Reed's own...

A tornado outbreak threatens to wreak havoc in Reed Timmer's backyard. Sean Casey's team follows the...

Team Dominator risks everything to warn people in the path of a violent storm, but internal conflict...

On the last chase of the season, Reed Timmer's team chases a monster tornado for a radar intercept,...

Behind the scenes with cast and crew.