April 2018 North American storm complex
The April 2018 North American storm complex brought a wide swath of severe and winter weather that affected much of Midwest across to the East Coast of the United States. This particular outbreak led to at least 73 confirmed tornadoes over a three-day period, most of which occurred across Arkansas and Louisiana during the evening hours of April 13.
Source: Wikipedia — April 2018 North American storm complex (CC BY-SA 4.0)