Why you should watch Siren, Imposters and more
Two meteorologists track severe storms, including tornadoes, hurricanes and northeasters.
Season 4, Episode 3
April 30, 2013
A rain-wrapped tornado hits Norman, Okla., and another is chased near Hobart, Okla., while a very rare two simultaneous tornadoes are tracked.
Season 4, Episode 2
Two different tornadoes are chased in Oklahoma, where hail breaks windows and slows down their pursuit.
Season 4, Episode 1
The crew get pummeled by large hailstones and witness a supercell storm, while one of them chases a tornado in Indiana and nearly gets hit by it.
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