Police found a woman unconscious and trapped inside an SUV that had left Highway 2 and rolled south of Olds on Wednesday evening, shearing off a power pole.
The crash happened about 8:45 p.m. on Highway 2A near Township Road 320.
Police said the SUV left the highway and rolled into a ditch during a severe thunderstorm.
The female driver was transported to hospital in Didsbury with non-life threatening injuries.
Traffic was re-routed for about three hours.
Police said the bad weather is believed to have been a factor in the crash.
Olds is about 96 kilometres north of Calgary.
