Atlas · Today in history · severe weather
April 27 MMXI 2011
2011 Super Outbreak
Southern and Eastern United States — death toll estimated at 324.
The April 25-28, 2011 outbreak produced 360 confirmed tornadoes across the southern and eastern United States, with 216 of them on April 27th alone — the single most active tornado day ever recorded in U.S. history. Four EF5 tornadoes struck that afternoon, including the Hackleburg-Phil Campbell wedge that killed 72 people across a 132-mile path. Total fatalities across the four-day outbreak exceeded 320.