Wednesday evening, strong supercell thunderstorms moved through portions of north central South Dakota. These tornadic storms directly impacted the city of Wessington Springs, SD. Here are the results of a preliminary damage survey for the city.
Rating: EF-2
Peak wind: 135 mph
Path length: 2.26 miles
Path Width: 200 yards
Fatalities: none
Injuries: none
The Enhanced Fujita scale classifies tornadoes into the following categories.
Ef0...Weak......65 to 85 mph
Ef1...Weak......86 to 110 mph
Ef2...Strong....111 to 135 mph
Ef3...Strong....136 to 165 mph
Ef4...Violent...166 to 200 mph
Ef5...Violent...>200 mph*