During the 2007 and 2008 seasons Dr. Joshua Wurman, a renowned atmospheric scientist and creator of the Doppler On Wheels (DOW), teamed with documentary IMAX filmmaker Sean Casey.

[1] Beginning in 2008, the program also began following the team from the website TornadoVideos.Net (TVN) led by meteorology Ph.D. candidate Reed Timmer, Joel Taylor (Driver/Meteorologist) and Chris Chittick (Photographer/Probe Technician).

[citation needed] Before the beginning of the 2009 season, Josh Wurman become one of the leaders of Vortex 2, a government sponsored tornado research program, which led to massive cast changes.

Wurman and the DOW made only sporadic appearances in seasons three and four, as they had joined the VORTEX2 project, which is not generally followed by Storm Chasers cameras.

[citation needed] On January 21, 2012, Tim Samaras and Sean Casey confirmed on their Facebook pages that Storm Chasers was cancelled by Discovery Communications.

[6] The three were featured in a Storm Chasers special, "Mile Wide Tornado: Oklahoma Disaster", which aired on The Discovery Channel on June 5, 2013.

On February 4, 2016, Herbert Stein (former driver of the Doppler on Wheels) died at age 57 after a short battle with pancreatic and liver cancer.

[8] On January 23, 2018, former Storm Chasers member Joel Taylor died of a drug overdose at age 38 on a cruise ship.

They had the TIV 2 and the Dominator tested by MythBusters Adam Savage and Jamie Hyneman to see if the vehicles could withstand wind speeds of 200 to 250 mph using a high powered jet engine.