March 27
- 1890 – A major tornado outbreak hit the Midwestern United States and Ohio Valley, killing at least 146 people. The worst casualties were from an F4 tornado that killed 76 people as it tore through downtown Louisville, Kentucky. A long-track tornado family, killed at least 21 people in parts of Kentucky and Illinois, mostly near Blackford and Dixon, Kentucky, and flooded the shore of the Ohio River up to rooftop level.
- 1994 – The 1994 Palm Sunday tornado outbreak killed 40 people in the Southeastern United States. An F4 tornado killed 22 people near Piedmont, Alabama. This included 20 people in a church. While a tornado warning was issued, parishioners did not receive the alert. An F3 tornado killed nine people near Jasper, Georgia.