2011 Super Outbreak
Tornado
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The 2011 Super Outbreak was the largest, costliest, and one of the deadliest tornado outbreaks ever recorded, taking place in the Southern, Midwestern, and Northeastern United States from April 25 to 28, 2011, leaving catastrophic destruction in... Wikipedia
Areas affected: Southern, Midwestern, & Eastern United States
Fatalities: 324 (+24 non-tornadic); 3,100+ injuries
Highest winds: Tornadic – 210 mph (340 km/h) (Hackleburg–Phil Campbell) EF5 on April 27)
Lowest pressure: 990 hPa (mbar); 29.23 inHg
Maximum rating: EF5 tornado
Tornadoes: 360 tornadoes; (Record for a continuous outbreak)