Missouri
Located in Tornado Alley, Missouri also receives extreme weather in the form of severe thunderstorms and tornadoes. The most recent tornado in the state to cause damage and casualties was the 2011 Joplin tornado, which destroyed roughly one-third of the city of Joplin. The tornado caused an estimated $1–3 billion in damages, killed 159 (+1 non-tornadic), and injured over 1,000 people. It was the first EF5 to hit the state since 1957 and the deadliest in the U.S. since 1947, making it the seventh deadliest tornado in American history and 27th deadliest in the world. St. Louis and its suburbs also have a history of experiencing particularly severe tornadoes, the most recent memorable one being an EF4 tornado that damaged Lambert-St. Louis International Airport on April 22, 2011. One of the worst tornadoes in American history struck St. Louis on May 27, 1896, killing at least 255 and causing $10 mil. damage ($3.9 bil. damage in 2009) or $ in today's dollars.
Easter weekend 1999 tornado outbreak
The strongest tornadoes of the outbreak took place across the Arklatex region during the afternoon hours, where the strongest and lone killer tornado of the outbreak took place. At 3:52 PM, a supercell thunderstorm spawned a tornado over Cross Lake, north of Shreveport Regional Airport. The tornado moved northeast. In Caddo Parish the tornado damaged 66 buildings. In Caddo Parish, damages were estimated at near $1.6 million (2006 dollars). At 4:01 PM, the tornado entered Bossier Parish as an F4 tornado. In Bossier Parish, 227 buildings suffered major damage or were destroyed. An additional 162 buildings were damaged. Damages in Bossier Parish are estimated at near $6.7 million (2006 dollars). The tornado dissipated about eight miles northeast of Benton. In all, 7 people were killed and 102 were injured. The tornado was on the ground for about 20 miles. It reached a maximum width of 200 yards. It was Louisiana's deadliest tornado since February 21, 1971, when 10 people were killed east of Delhi.