On May 5, 2007, a tornado, rated on the Enhanced Fujita Scale (EF scale) as EF3, traveled on a path around wide and long. It began about south of Sweetwater and ended approximately north of Sweetwater, following State Highway 30. EF3 wind speeds range from . It severely damaged several buildings in the town, including the church and high school, and destroyed eight homes.
The Sweetwater Public School District is one of the smallest public school districts in the state of Oklahoma. For the most recent data available, it tied with Boley for the smallest high school with 15 students. For a combined district, K-12, Sweetwater finished third behind Boley (51) and Clarita (58), with 60 students.