Event narrative (NOAA)
This tornado touched down about ten miles west-northwest of downtown Gillette. It was on the ground for about 11 minutes over the Oriva Hills subdivision. The tornado destroyed and damaged numerous homes and outbuildings, rolled vehicles, and snapped electrical transmission poles and trees. Top wind speeds were estimated at 136 mph, so the tornado was rated as an EF-3.
Other notable tornado events in Wyoming
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.