2007: Heavy rains of 2 to 2.50 inches caused flash flooding in and around Watertown. Many streets were flooded in town, along with several roads outside of town. A warm front extending across the region was the focus for heavy rain, along with severe weather, during the evening across far northeast South Dakota. Hail up to the size of quarters, along with heavy rains of over 2 inches, caused some flooding mainly in Codington and Hamlin counties.

1887: Prescott, KS was directly hit by an F4 tornado, resulting in 12 fatalities and 80 homes destroyed. The tornado was part of a family of tornadoes that reduced farms to kindling along a 60 mile path from Anderson County, KS to Bates County, MO. It was one of the most expensive tornado disasters of the 19th Century.

1967: Tornadoes ravaged northern Illinois. An F4 occurring at 3:50 pm in Belvidere left 24 dead and 500 injured. Seven people were killed at a shopping center, and at least 13 were killed at Belvidere High School. Another F4 at 5:24 pm left 33 dead and 500 injured. This funnel hit Palos Hills, Oak Lawn, Hometown, and Evergreen Park southwest of Chicago.

2002: An F3 tornado struck Wayne County, IL with winds as high as 200mph. Incredibly, only one life was lost.