Portal:Tornadoes/Anniversaries/July 9

July 9
 * 1938 – An F4 tornado destroyed 17 buildings, including 7 homes and a church, in Andover, South Dakota, killing 17 people and injuring 18. Another F4 tornado leveled three farms (which at least one completely swept away) near White, South Dakota.
 * 2018 – An EF2 tornado moved through a trailer park on the south side of Watford City, North Dakota, destroying 122 trailers, RVs, and other structures. A newborn infant was killed and 28 other people were injured.