April 15, 2011, stands as one of the largest tornado outbreaks in Alabama’s history. The month as a whole stands as the most active month on record for tornado activity in Alabama.

KOKOMO, Ind. — Today marks the grim anniversary of Indiana's deadliest tornado outbreak. Nearly 140 people lost their lives and some 1,200 more were injured in 10 tornadoes that ravaged the state on ...

AccuWeather.com A series of tornado outbreaks this year has driven an unusually high number of storms across the Midwest, with Missouri and Illinois among the hardest-hit states. Missouri has ...